Product Description
Product Description
Dry screw vacuum pump, is the use of a pair of screw, made in the pump shell synchronous high-speed reverse rotation of the effects of the suction and exhaust and suction device, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, between screw and screw has a certain gap, so the pump work, no friction between each other, smooth running, low noise, Working chamber without lubricating oil, therefore, dry screw pump can remove a lot of steam and a small amount of dust gas occasions, higher limit vacuum, lower power consumption, energy saving, maintenance-free and other advantages.
Our Advantages
There is no medium in the working chamber, which can obtain a clean vacuum.
. No clearance between rotating parts, high speed operation, small overall volume.
There is no compression in the gas, suitable for extraction of coagulable gas.
Can remove a lot of steam and a small amount of dust gas occasions.
. High vacuum, the ultimate vacuum up to 1 Pa.
Screw material is high strength special material, material density, wear resistance, stable performance.
No friction rotating parts, low noise.
. Simple structure, convenient maintenance.
Wider range of use: corrosive environment can be used.
No oil consumption, no water.
Pump gas directly discharged from the pump body, no pollution of water, no environmental pressure, more convenient gas recovery.
It can be composed of oil-free unit with Roots pump and molecular pump.
Typical Use
——Oil and gas recovery. ——Biological medicine ——Food Processing —— Single crystal furnace
——Vacuum forming ——Vacuum flame refining ——Electronic photovoltaic. ——Semiconductor synthesis
Product Parameters
| Type | Basic parameters | ||||||||
| Pumping speed m3/h |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling water volume L/min |
noise dB(A) | Overall dimension (length*width*height) mm |
|
| LGV-180 | 180 | 5 | 4 | 2900 | 40 | 40 | 2 | < 78 | 1157x375x734 |
| LGV-250 | 250 | 5 | 5.5 | 2900 | 50 | 40 | 5.5 | <78 | 1462x417x820 |
| LGV-360 | 360 | 5 | 7.5 | 2900 | 50 | 40 | 4 | W78 | 1462x455x820 |
| LGV-540 | 540 | 5 | 11 | 2900 | 65 | 50 | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | 15 | 2900 | 80 | 65 | 10 | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | 100 | 80 | 14 | w 80 | 1866x598x1050 |
| LG V-1800 | 1800 | 5 | 37 | 2900 | 150 | 100 | 20 | w 80 | 2092×951 x 1150 |
Characteristic Curve
Detailed Photos
General Manager Speech
Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier.
Company Profile
ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems.
New plant plHangZhou
The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc.
High precision machining equipment
The company cooperates with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents. Adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style.
Product quality wins consumer cooperationIn shipment ISO 9001
| Warranty: | One Year |
|---|---|
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Work Function: | Mainsuction Pump |
| Customization: |
Available
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Can Piston Vacuum Pumps Create a Deep Vacuum?
Yes, piston vacuum pumps have the capability to create a deep vacuum. Here’s a detailed explanation:
Piston vacuum pumps are designed to generate and maintain a vacuum by using a reciprocating piston mechanism. They can achieve vacuum levels ranging from millitorr (10-3 Torr) to microns (10-6 Torr), which is considered a deep vacuum range.
When the piston moves downward during the suction stroke, it creates a vacuum within the cylinder. This allows gas or air from the system being evacuated to enter the cylinder. As the piston moves up during the compression stroke, the gas is expelled from the cylinder, reducing its volume and increasing its pressure. This cyclic process continues, gradually reducing the pressure within the system.
One of the factors that contribute to the ability of piston vacuum pumps to create a deep vacuum is the use of an airtight seal between the piston and cylinder walls. This seal prevents the gas from leaking back into the evacuated system, allowing the pump to maintain the desired vacuum level.
It’s important to note that the achievable vacuum level of a piston vacuum pump can depend on various factors, including the design of the pump, the materials used, the quality of the seals, and the operating conditions. Additionally, the flow rate of the pump may be lower compared to other types of vacuum pumps, as piston pumps are typically designed for applications that require low flow rates but high vacuum levels.
In summary, piston vacuum pumps can create a deep vacuum in the millitorr to micron range. With their reciprocating piston mechanism and airtight seals, they are capable of generating and maintaining a vacuum suitable for applications that require deep vacuum conditions.
Can Piston Vacuum Pumps Be Used for Vacuum Drying Processes?
Yes, piston vacuum pumps can be used for vacuum drying processes. Here’s a detailed explanation:
1. Vacuum Drying Process:
– Vacuum drying is a process used to remove moisture or other volatile substances from a material or product by subjecting it to reduced pressure.
– The reduced pressure lowers the boiling point of the moisture, allowing it to evaporate at lower temperatures.
– Vacuum drying is commonly used in industries such as food processing, pharmaceuticals, ceramics, and electronics to dry heat-sensitive or delicate materials.
2. Vacuum Generation:
– Piston vacuum pumps are well-suited for generating the required vacuum levels for drying processes.
– These pumps create a vacuum by drawing air or gas out of the drying chamber, reducing the pressure inside.
– The piston inside the pump moves up and down, creating a pumping action that helps to evacuate the chamber and maintain the desired vacuum level.
3. Advantages of Piston Vacuum Pumps for Vacuum Drying:
– Piston vacuum pumps offer several advantages that make them suitable for vacuum drying processes:
– High Vacuum Levels: Piston pumps can achieve relatively high vacuum levels, allowing efficient moisture removal from the material being dried.
– Controllable Vacuum Levels: These pumps often have adjustable speed or flow rate controls, enabling precise control of the vacuum level during the drying process.
– Compatibility with Moisture-Laden Gases: Some drying processes involve the removal of moisture-laden gases. Piston pumps can handle these gases without significant performance degradation.
– Robustness and Reliability: Piston vacuum pumps are known for their robust construction and reliability, making them suitable for continuous or long-duration drying processes.
4. Considerations for Vacuum Drying:
– While piston vacuum pumps can be used for vacuum drying, there are a few considerations to keep in mind:
– Temperature Sensitivity: Some drying processes require low-temperature operation due to the sensitivity of the material being dried. It’s important to select a piston pump that can handle the desired temperature range.
– Moisture Compatibility: Depending on the drying process, the pump’s internal components may come into contact with moisture or other volatile substances. It’s essential to select a pump with suitable materials of construction that can withstand such conditions.
– Condensable Vapors: In vacuum drying processes, condensation of vapors can occur. It’s important to ensure that the piston pump is equipped with appropriate features or accessories, such as condensate traps or separators, to handle condensable vapors.
5. System Integration:
– Integrating the piston vacuum pump into the overall vacuum drying system requires consideration of factors such as proper sizing, sealing mechanisms, and connecting piping or hoses.
– It’s important to ensure compatibility and proper integration between the pump, drying chamber, and any additional equipment or controls used in the process.
In summary, piston vacuum pumps can be used effectively for vacuum drying processes. Their ability to generate high vacuum levels, controllability, compatibility with moisture-laden gases, and robustness make them suitable for a wide range of drying applications. However, it’s important to consider factors like temperature sensitivity, moisture compatibility, condensable vapors, and proper system integration to ensure successful and efficient vacuum drying operations.
Are Piston Vacuum Pumps Suitable for Laboratory Use?
Yes, piston vacuum pumps are commonly used and well-suited for laboratory applications. Here’s a detailed explanation:
1. Versatility:
– Piston vacuum pumps offer versatility and can be utilized in a wide range of laboratory processes and equipment.
– They are compatible with various laboratory applications such as vacuum ovens, freeze dryers, vacuum filtration systems, and rotary evaporators.
2. Vacuum Generation:
– Piston vacuum pumps are capable of generating and maintaining deep vacuum levels, making them suitable for laboratory use.
– They can achieve vacuum levels ranging from millitorr (10-3 Torr) to microns (10-6 Torr), depending on the specific pump design and operating conditions.
3. Control and Precision:
– Piston vacuum pumps provide precise control over the vacuum level, allowing researchers to create and maintain the desired pressure conditions in their experiments.
– The pumps offer fine-tuning capabilities to achieve the optimal vacuum level required for specific laboratory processes.
4. Reliability and Durability:
– Piston vacuum pumps are known for their reliability and durability, which are crucial factors in laboratory environments.
– They are designed to withstand continuous operation and frequent use, ensuring consistent performance over extended periods.
5. Low Contamination Risk:
– Piston vacuum pumps are designed with airtight seals that minimize the risk of contamination.
– This is particularly important in laboratory settings where maintaining a clean and uncontaminated environment is vital for accurate and reliable experimental results.
6. Cost-Effective Solution:
– Piston vacuum pumps are generally more cost-effective compared to other types of vacuum pumps.
– They offer a balance between performance and affordability, making them a preferred choice for many laboratory budgets.
7. Ease of Maintenance:
– Piston vacuum pumps are relatively easy to maintain, with readily available spare parts and service support.
– Routine maintenance tasks such as changing oil, inspecting seals, and cleaning can be easily performed, ensuring the pump’s longevity and consistent performance.
In summary, piston vacuum pumps are highly suitable for laboratory use due to their versatility, ability to generate deep vacuum levels, precise control, reliability, low contamination risk, cost-effectiveness, and ease of maintenance. They are widely utilized in various laboratory applications and provide researchers with the necessary vacuum conditions for their experiments and processes.
editor by CX 2023-11-17
China supplier Stable Vacuum Pump with Carbon Brush Motor vacuum pump connector
Product Description
Product Features:
1. Oilless, maintenance free, long lifetime;
2. Good sealing, small vibration, low noise;
3. Simple installation, high value with competitive price.
Specification:
| Model | 7121-61-ELA Diaphragm Pump |
| Body material | PP |
| Flow | 0.60 L/min |
| Rated voltage/DC | 12V |
| Rated power consumption | 7W |
| Max suction height | 6 mWg |
| Max drainage height | 10 mwg |
| Min active voltage | 3V |
| Rated current | 0.36A |
| Port | Soft tube with 4mm internal diameter |
| Anticipated Life (Cycles) | above 1000h |
| Mediums | Water, weak acid & alkali etc. |
Installation dimension:
| Certification: | ISO9001:2008 |
|---|---|
| Rated Current: | 1-4A |
| Voltage: | 12V |
| Material: | PP |
| Power: | Electric |
| Valve Body Type: | Diaphragm |
| Customization: |
Available
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What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?
The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:
Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).
Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:
1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.
2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.
3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.
4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.
5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.
It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.
In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.
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Can Vacuum Pumps Be Used for Chemical Distillation?
Yes, vacuum pumps are commonly used in chemical distillation processes. Here’s a detailed explanation:
Chemical distillation is a technique used to separate or purify components of a mixture based on their different boiling points. The process involves heating the mixture to evaporate the desired component and then condensing the vapor to collect the purified substance. Vacuum pumps play a crucial role in chemical distillation by creating a reduced pressure environment, which lowers the boiling points of the components and enables distillation at lower temperatures.
Here are some key aspects of using vacuum pumps in chemical distillation:
1. Reduced Pressure: By creating a vacuum or low-pressure environment in the distillation apparatus, vacuum pumps lower the pressure inside the system. This reduction in pressure lowers the boiling points of the components, allowing distillation to occur at temperatures lower than their normal boiling points. This is particularly useful for heat-sensitive or high-boiling-point compounds that would decompose or become thermally degraded at higher temperatures.
2. Increased Boiling Point Separation: Vacuum distillation increases the separation between the boiling points of the components, making it easier to achieve a higher degree of purification. In regular atmospheric distillation, the boiling points of some components may overlap, leading to less effective separation. By operating under vacuum, the boiling points of the components are further apart, improving the selectivity and efficiency of the distillation process.
3. Energy Efficiency: Vacuum distillation can be more energy-efficient compared to distillation under atmospheric conditions. The reduced pressure lowers the required temperature for distillation, resulting in reduced energy consumption and lower operating costs. This is particularly advantageous when dealing with large-scale distillation processes or when distilling heat-sensitive compounds that require careful temperature control.
4. Types of Vacuum Pumps: Different types of vacuum pumps can be used in chemical distillation depending on the specific requirements of the process. Some commonly used vacuum pump types include:
– Rotary Vane Pumps: Rotary vane pumps are widely used in chemical distillation due to their ability to achieve moderate vacuum levels and handle various gases. They work by using rotating vanes to create chambers that expand and contract, enabling the pumping of gas or vapor.
– Diaphragm Pumps: Diaphragm pumps are suitable for smaller-scale distillation processes. They use a flexible diaphragm that moves up and down to create a vacuum and compress the gas or vapor. Diaphragm pumps are often oil-free, making them suitable for applications where avoiding oil contamination is essential.
– Liquid Ring Pumps: Liquid ring pumps can handle more demanding distillation processes and corrosive gases. They rely on a rotating liquid ring to create a seal and compress the gas or vapor. Liquid ring pumps are commonly used in chemical and petrochemical industries.
– Dry Screw Pumps: Dry screw pumps are suitable for high-vacuum distillation processes. They use intermeshing screws to compress and transport gas or vapor. Dry screw pumps are known for their high pumping speeds, low noise levels, and oil-free operation.
Overall, vacuum pumps are integral to chemical distillation processes as they create the necessary reduced pressure environment that enables distillation at lower temperatures. By using vacuum pumps, it is possible to achieve better separation, improve energy efficiency, and handle heat-sensitive compounds effectively. The choice of vacuum pump depends on factors such as the required vacuum level, the scale of the distillation process, and the nature of the compounds being distilled.
What Is the Purpose of a Vacuum Pump in an HVAC System?
In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation:
The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system.
Here are the key reasons why a vacuum pump is used in an HVAC system:
1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system.
2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels.
3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency.
4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant.
In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.
editor by CX 2023-11-15
China supplier 380V 3phase Motor Horizontal Hydraulic Pump, Vacuum Pump, Pressure Boost vacuum pump and compressor
Product Description
Prodution Description
Performance graph:
Impeller(304/316L),Seal:
Test Equipment:
Application: Branch:
FAQ:
1/What are your products and business scope?
Our product including stainless steel centrifugal pump,self-priming pump,inline pump,chemical pump etc.
2/What else do you have besides products?
We have a professional R&D team and rich practical experience to provide customers with solutions.
3/How to believe you in epidemic environment?
We have a good reputation and support video Tours, so that you can intuitively understand our workshops and products without space restrictions.
4/Can we visit the factory?
Of course, you are always welcome to visit our factory.
About Us:
GUANSHEN PUMP was established in 2012.We have Independent research and development production base of various water pump.
About Product:
Our main product is stainless steel centrifugal pump,self priming pump,inline pump etc.We are proud our product have passed ISO9001, ISO CE certification and our company is praised as hi-tech industry.
About Concept:
“lead the energy saving pump technology, open the CHINAMFG of low discharge” for our enterprise mission.Focus on field of water industry,Efficient,Long life,Cost-Effective product can be widely use of food,pharmacy,chemistry,water treatment,air conditioning system etc.
About Development:
Taking advantage of the HangZhou—hometown of overseas Chinese,convenient transportation.
GUANSHEN PUMP was established in 2012.We have Independent research and development production base of various water pump.
About Product:
Our main product is stainless steel centrifugal pump,self priming pump,inline pump etc.We are proud our product have passed ISO9001, ISO CE certification and our company is praised as hi-tech industry.
About Concept:
“lead the energy saving pump technology, open the CHINAMFG of low discharge” for our enterprise mission.Focus on field of water industry,Efficient,Long life,Cost-Effective product can be widely use of food,pharmacy,chemistry,water treatment,air conditioning system etc.
About Development:
Taking advantage of the HangZhou—hometown of overseas Chinese,convenient transportation.
Our team adheres to the efficient and professional service and maintains a friendly and CHINAMFG relationship with customers.
| Max.Head: | 30-50m |
|---|---|
| Max.Capacity: | >400 L/min |
| Driving Type: | Motor |
| Material: | Cast Iron |
| Structure: | Single-stage Pump |
| Assembly: | Booster Pump |
| Samples: |
US$ 4300/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
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What Is the Impact of Altitude on Vacuum Pump Performance?
The performance of vacuum pumps can be influenced by the altitude at which they are operated. Here’s a detailed explanation:
Altitude refers to the elevation or height above sea level. As the altitude increases, the atmospheric pressure decreases. This decrease in atmospheric pressure can have several effects on the performance of vacuum pumps:
1. Reduced Suction Capacity: Vacuum pumps rely on the pressure differential between the suction side and the discharge side to create a vacuum. At higher altitudes, where the atmospheric pressure is lower, the pressure differential available for the pump to work against is reduced. This can result in a decrease in the suction capacity of the vacuum pump, meaning it may not be able to achieve the same level of vacuum as it would at lower altitudes.
2. Lower Ultimate Vacuum Level: The ultimate vacuum level, which represents the lowest pressure that a vacuum pump can achieve, is also affected by altitude. As the atmospheric pressure decreases with increasing altitude, the ultimate vacuum level that can be attained by a vacuum pump is limited. The pump may struggle to reach the same level of vacuum as it would at sea level or lower altitudes.
3. Pumping Speed: Pumping speed is a measure of how quickly a vacuum pump can remove gases from a system. At higher altitudes, the reduced atmospheric pressure can lead to a decrease in pumping speed. This means that the vacuum pump may take longer to evacuate a chamber or system to the desired vacuum level.
4. Increased Power Consumption: To compensate for the decreased pressure differential and achieve the desired vacuum level, a vacuum pump operating at higher altitudes may require higher power consumption. The pump needs to work harder to overcome the lower atmospheric pressure and maintain the necessary suction capacity. This increased power consumption can impact energy efficiency and operating costs.
5. Efficiency and Performance Variations: Different types of vacuum pumps may exhibit varying degrees of sensitivity to altitude. Oil-sealed rotary vane pumps, for example, may experience more significant performance variations compared to dry pumps or other pump technologies. The design and operating principles of the vacuum pump can influence its ability to maintain performance at higher altitudes.
It’s important to note that vacuum pump manufacturers typically provide specifications and performance curves for their pumps based on standardized conditions, often at or near sea level. When operating a vacuum pump at higher altitudes, it is advisable to consult the manufacturer’s guidelines and consider any altitude-related limitations or adjustments that may be necessary.
In summary, the altitude at which a vacuum pump operates can have an impact on its performance. The reduced atmospheric pressure at higher altitudes can result in decreased suction capacity, lower ultimate vacuum levels, reduced pumping speed, and potentially increased power consumption. Understanding these effects is crucial for selecting and operating vacuum pumps effectively in different altitude environments.
Can Vacuum Pumps Be Used for Leak Detection?
Yes, vacuum pumps can be used for leak detection purposes. Here’s a detailed explanation:
Leak detection is a critical task in various industries, including manufacturing, automotive, aerospace, and HVAC. It involves identifying and locating leaks in a system or component that may result in the loss of fluids, gases, or pressure. Vacuum pumps can play a significant role in leak detection processes by creating a low-pressure environment and facilitating the detection of leaks through various methods.
Here are some ways in which vacuum pumps can be used for leak detection:
1. Vacuum Decay Method: The vacuum decay method is a common technique used for leak detection. It involves creating a vacuum in a sealed system or component using a vacuum pump and monitoring the pressure change over time. If there is a leak present, the pressure will gradually increase due to the ingress of air or gas. By measuring the rate of pressure rise, the location and size of the leak can be estimated. Vacuum pumps are used to evacuate the system and establish the initial vacuum required for the test.
2. Bubble Testing: Bubble testing is a simple and visual method for detecting leaks. In this method, the component or system being tested is pressurized with a gas, and then immersed in a liquid, typically soapy water. If there is a leak, the gas escaping from the component will form bubbles in the liquid, indicating the presence and location of the leak. Vacuum pumps can be used to create a pressure differential that forces gas out of the leak, making it easier to detect the bubbles.
3. Helium Leak Detection: Helium leak detection is a highly sensitive method used to locate extremely small leaks. Helium, being a small atom, can easily penetrate small openings and leaks. In this method, the system or component is pressurized with helium gas, and a vacuum pump is used to evacuate the surrounding area. A helium leak detector is then used to sniff or scan the area for the presence of helium, indicating the location of the leak. Vacuum pumps are essential for creating the low-pressure environment required for this method and ensuring accurate detection.
4. Pressure Change Testing: Vacuum pumps can also be used in pressure change testing for leak detection. This method involves pressurizing a system or component and then isolating it from the pressure source. The pressure is monitored over time, and any significant pressure drop indicates the presence of a leak. Vacuum pumps can be used to evacuate the system after pressurization, returning it to atmospheric pressure for comparison or retesting.
5. Mass Spectrometer Leak Detection: Mass spectrometer leak detection is a highly sensitive and precise method used to identify and quantify leaks. It involves introducing a tracer gas, usually helium, into the system or component being tested. A vacuum pump is used to evacuate the surrounding area, and a mass spectrometer is employed to analyze the gas samples for the presence of the tracer gas. This method allows for accurate detection and quantification of leaks down to very low levels. Vacuum pumps are crucial for creating the necessary vacuum conditions and ensuring reliable results.
In summary, vacuum pumps can be effectively used for leak detection purposes. They facilitate various leak detection methods such as vacuum decay, bubble testing, helium leak detection, pressure change testing, and mass spectrometer leak detection. Vacuum pumps create the required low-pressure environment, assist in evacuating the system or component being tested, and enable accurate and reliable leak detection. The choice of vacuum pump depends on the specific requirements of the leak detection method and the sensitivity needed for the application.
What Is the Purpose of a Vacuum Pump in an HVAC System?
In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation:
The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system.
Here are the key reasons why a vacuum pump is used in an HVAC system:
1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system.
2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels.
3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency.
4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant.
In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.
editor by CX 2023-10-30
China Best Sales Food Industry Detailing Milker Braking Laboratory Dental Airbrush Piston Motor Head Air Dry Oilless Oil Free Vacuum Pump vacuum pump belt
Product Description
Dry Screw Vacuum Pump RSB050
Product Description
Dry screw vacuum pump, is the use of a pair of screw, made in the pump shell synchronous high-speed reverse rotation of the effects of the suction and exhaust and suction device, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, between screw and screw has a certain gap, so the pump work, no friction between each other, smooth running, low noise, Working chamber without lubricating oil, therefore, dry screw pump can remove a lot of steam and a small amount of dust gas occasions, higher limit vacuum, lower power consumption, energy saving, maintenance-free and other advantages.
There is no medium in the working chamber, which can obtain a clean vacuum.
No clearance between rotating parts, high speed operation, small overall volume.
There is no compression in the gas, suitable for extraction of coagulable gas.
Can remove a lot of steam and a small amount of dust gas occasions.
High vacuum, the ultimate vacuum up to 1 Pa.
Screw material is high strength special material, material density, wear resistance, stable performance.
No friction rotating parts, low noise.
Simple structure, convenient maintenance.
Wider range of use: corrosive environment can be used.
No oil consumption, no water.
Pump gas directly discharged from the pump body, no pollution of water, no environmental pressure, more convenient gas recovery.
It can be composed of oil-free unit with Roots pump and molecular pump.
Product Parameters
| Product Model | 50/60Hz | RSB050 |
| Pumping Speed | 50Hz | 46m³/H |
| 60Hz | 54m³/H | |
| Ultimate Pressure | mbar | 0.03 |
| Inlet Diameter | KF40 | |
| Voltage | 50Hz | 200-240/345-415V |
| 60Hz | 220-275/380-480V | |
| Motor Power | kW | 1.5 |
| Rotate Speed | r/min | 2900/3500 |
| Noise Level | dB | 72 |
| Cooling Mode | Air Cooling | |
| Net Weight | kg | 48 |
Detailed Photos
Installation Instructions
Certifications
Company Profile
| Screw Number: | Double Screw Pump |
|---|---|
| Screw Suction Method: | Single Suction |
| Pump Shaft Position: | Horizontal |
| Performance: | Anticorrosion |
| Application: | Chemical |
| Certification: | CE, ISO |
| Samples: |
US$ 4650/Set
1 Set(Min.Order) | |
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| Customization: |
Available
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What Are the Advantages of Using Piston Vacuum Pumps?
Piston vacuum pumps offer several advantages that make them suitable for various applications. Here’s a detailed explanation of the advantages of using piston vacuum pumps:
1. High Vacuum Levels:
– Piston vacuum pumps are capable of achieving high vacuum levels, making them suitable for applications that require deep vacuum conditions.
– They can create and maintain a vacuum in the range of millitorr (10-3 Torr) to microns (10-6 Torr).
2. Low Flow Rates:
– Piston vacuum pumps are designed to handle low flow rates efficiently.
– They are suitable for applications where a steady and controlled evacuation is required rather than high-volume pumping.
3. Compact and Portable:
– Piston vacuum pumps are relatively compact and lightweight compared to other types of vacuum pumps.
– Their compact design allows for easy installation in limited spaces or portable applications where mobility is required.
4. Oil Lubrication:
– Many piston vacuum pumps utilize oil lubrication for smooth operation and to maintain airtight seals.
– The oil lubrication also helps to cool the pump by dissipating heat generated during operation.
5. Wide Range of Applications:
– Piston vacuum pumps find applications in various industries and processes.
– They are commonly used in laboratories, research facilities, pharmaceutical production, vacuum drying, vacuum filtration, and other applications that require moderate vacuum levels and low flow rates.
6. Cost-Effective:
– Piston vacuum pumps are often more cost-effective compared to other high-vacuum pumps such as turbomolecular pumps or cryogenic pumps.
– They provide a reliable and affordable solution for achieving vacuum requirements in many applications.
7. Easy Maintenance:
– Piston vacuum pumps are relatively easy to maintain.
– Regular maintenance tasks include checking and replacing lubricating oil, inspecting and cleaning valves, and ensuring proper sealing.
– Routine maintenance helps to prolong the lifespan of the pump and maintain its performance.
8. Durability:
– Piston vacuum pumps are known for their durability and long operational life.
– They are designed to withstand continuous operation and handle demanding vacuum conditions.
– With proper care and maintenance, piston vacuum pumps can provide reliable performance over an extended period.
9. Versatility:
– Piston vacuum pumps can handle a wide range of gases, including inert gases, corrosive gases, and vapors.
– This versatility makes them suitable for diverse applications in different industries.
In summary, the advantages of using piston vacuum pumps include their ability to achieve high vacuum levels, handle low flow rates, compact and portable design, oil lubrication for smooth operation, wide range of applications, cost-effectiveness, easy maintenance, durability, and versatility. These advantages make piston vacuum pumps a popular choice in various industries where moderate vacuum levels and controlled evacuation are required.
Are There Noise Considerations When Using Piston Vacuum Pumps?
Yes, there are noise considerations to take into account when using piston vacuum pumps. Here’s a detailed explanation:
– Piston vacuum pumps can generate noise during their operation, which is important to consider, especially in environments where noise levels need to be minimized.
– The noise produced by piston vacuum pumps is primarily caused by mechanical vibrations and the movement of internal components.
– The noise level can vary depending on factors such as the design and construction of the pump, the speed of operation, and the load conditions.
– Excessive noise from piston vacuum pumps can have several implications:
– Occupational Health and Safety: High noise levels can pose a risk to the health and safety of operators and personnel working in the vicinity of the pump. Prolonged exposure to loud noise can lead to hearing damage and other related health issues.
– Environmental Impact: In certain settings, such as residential areas or noise-sensitive locations, excessive noise from piston vacuum pumps may result in noise pollution and non-compliance with local noise regulations.
– Equipment Interference: Noise generated by the pump can interfere with the operation of nearby sensitive equipment, such as electronic devices or precision instruments, potentially affecting their performance.
– To mitigate the noise produced by piston vacuum pumps, several measures can be taken:
– Enclosures and Sound Insulation: Installing acoustic enclosures or sound-insulating materials around the pump can help contain and reduce the noise. These enclosures are designed to absorb or block the sound waves generated by the pump.
– Vibration Isolation: Using vibration isolation mounts or pads can help minimize the transmission of vibrations from the pump to surrounding structures, reducing the noise level.
– Maintenance and Lubrication: Regular maintenance, including lubrication of moving parts, can help reduce friction and mechanical noise generated by the pump.
– Operating Conditions: Adjusting the operating conditions of the pump, such as speed and load, within the manufacturer’s specified limits can help optimize performance and minimize noise generation.
– Location and Placement: Proper positioning and placement of the pump, considering factors such as distance from occupied areas or sensitive equipment, can help minimize the impact of noise.
– It is important to consult the manufacturer’s guidelines and recommendations regarding noise levels and any specific measures to mitigate noise for a particular piston vacuum pump model.
– Compliance with local regulations and standards regarding noise emissions should also be considered and adhered to.
In summary, noise considerations are important when using piston vacuum pumps to ensure the health and safety of personnel, minimize environmental impact, and prevent interference with other equipment. Measures such as enclosures, vibration isolation, maintenance, and proper operating conditions can help mitigate the noise generated by these pumps.
What Is the Role of Lubrication in Piston Vacuum Pump Operation?
Lubrication plays a crucial role in the operation of a piston vacuum pump. Here’s a detailed explanation:
1. Reduction of Friction:
– Lubrication is essential for reducing friction between moving parts within the pump.
– In a piston vacuum pump, the piston moves up and down inside the cylinder, and lubrication helps to minimize the friction between the piston rings and the cylinder wall.
– By reducing friction, lubrication prevents excessive wear and heat generation, ensuring smooth and efficient operation of the pump.
2. Sealing and Leakage Prevention:
– Lubrication helps to maintain proper sealing between the piston rings and the cylinder wall.
– The lubricating oil forms a thin film between these surfaces, creating a barrier that prevents gas leakage during the compression and vacuum creation process.
– Effective sealing is crucial for maintaining the desired vacuum level and preventing air or gas from entering the pump.
3. Cooling and Heat Dissipation:
– Piston vacuum pumps generate heat during operation, particularly due to the compression of gases.
– Lubricating oil helps in dissipating the heat generated, preventing the pump from overheating.
– The oil absorbs heat from the pump’s internal components and transfers it to the pump’s housing or cooling system.
– Proper cooling and heat dissipation contribute to the pump’s overall performance and prevent damage due to excessive heat buildup.
4. Contaminant Removal:
– Lubrication also aids in removing contaminants or particles that may enter the pump.
– The oil acts as a carrier, trapping and carrying away small particles or debris that could potentially damage the pump’s components.
– The oil passes through filters that help to remove these contaminants, keeping the pump’s internal parts clean and functioning properly.
5. Corrosion Prevention:
– Some lubricating oils contain additives that provide corrosion protection.
– These additives form a protective film on the pump’s internal surfaces, preventing corrosion caused by exposure to moisture or corrosive gases.
– Corrosion prevention is crucial for maintaining the pump’s performance, extending its lifespan, and minimizing the need for repairs or component replacement.
6. Proper Lubrication Selection:
– Selecting the appropriate lubricating oil is essential for the proper functioning of a piston vacuum pump.
– Different pump models and manufacturers may recommend specific oil types or viscosities to ensure optimal performance and longevity.
– It is crucial to follow the manufacturer’s guidelines regarding oil selection, oil level, and oil change intervals.
In summary, lubrication plays a vital role in piston vacuum pump operation by reducing friction, maintaining proper sealing, dissipating heat, removing contaminants, and preventing corrosion. Proper lubrication selection and adherence to manufacturer’s guidelines are crucial for ensuring the pump’s efficient and reliable performance.
editor by CX 2023-10-27
China manufacturer Single-Phase Electric Motor Fan Vacuum Pump Vertical and Horizontal Can Be Customized manufacturer
Product Description
| Motor model | YC series single-phase asynchronous motor |
| texture of material | Iron shell |
| Installation method | vertical |
| power | 0.5HP-0.7HP |
| Applicable scope | YL iron shell vertical can be applied to vacuum pump air compressor food packaging machine meat grinder and other mechanical equipment |
Power parameters
| TYPE | POWER(KW) | Rated Current(A) | SPEED(r/min) | η(%) | Power Factor cos | Tst/Tn | LST (A) |
| YL7112 | 0.37 | 2.2 | 2800 | 67 | 0.92 | 1.8 | 16 |
| YL7122 | 0.55 | 3.9 | 2800 | 70 | 0.92 | 1.8 | 21 |
| YL8012 | 0.75 | 4.9 | 2800 | 72 | 0.95 | 1.8 | 29 |
| YL8571 | 1.1 | 7 | 2800 | 75 | 0.95 | 1.8 | 40 |
| YL90S-2 | 1.5 | 9.4 | 2800 | 76 | 0.95 | 1.7 | 55 |
| YL90L-2 | 2.2 | 13.7 | 2800 | 77 | 0.95 | 1.7 | 80 |
| YL100L1-2 | 3 | 18.2 | 2800 | 79 | 0.95 | 1.7 | 110 |
| YL112M-2 | 4 | 26.6 | 2800 | 77 | 0.82 | 2.2 | 175 |
| YL132S-2 | 4 | 27.5 | 2800 | 79 | 0.86 | 1.7 | 180 |
| YL132M-2 | 5.5 | 32.5 | 2800 | 81 | 0.95 | 1.7 | 230 |
| YL7114 | 0.25 | 2 | 1400 | 62 | 0.92 | 1.8 | 12 |
| YL7124 | 0.37 | 2.8 | 1400 | 65 | 0.92 | 1.8 | 16 |
| YL8014 | 0.55 | 4 | 1400 | 68 | 0.92 | 1.8 | 21 |
| YL8571 | 0.75 | 5.1 | 1400 | 71 | 0.92 | 1.8 | 29 |
| YL90S-4 | 1.1 | 7.3 | 1400 | 73 | 0.95 | 1.7 | 40 |
| YL90L-4 | 1.5 | 9.7 | 1400 | 75 | 0.95 | 1.7 | 55 |
| YL100L1-4 | 2.2 | 13.9 | 1400 | 76 | 0.95 | 1.7 | 80 |
| YL112M-4 | 3 | 18.6 | 1400 | 77 | 0.95 | 1.7 | 110 |
| YL132S-4 | 4 | 27.1 | 1400 | 78 | 0.77 | 2.2 | 175 |
| YL132M-4 | 5.5 | 31.2 | 1400 | 78 | 0.95 | 2.2 | 230 |
Installation dimensions
Factory real shots
| Application: | Industrial |
|---|---|
| Operating Speed: | Constant Speed |
| Number of Stator: | Single-Phase |
| Species: | Yl Series Single-Phase |
| Rotor Structure: | Squirrel-Cage |
| Casing Protection: | Closed Type |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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What Are Vacuum Pumps?
Vacuum pumps use air flow as the source of energy. The system is ideal for dewatering wet media, creating filter cakes, and pneumatically moving materials through a pipe. A vacuum pump works through air flow that is moved by differential pressure. The pump’s air flow develops a vacuum in a chamber that is called the vacuum box. As the air flow collects gas at a faster rate than atmospheric pressure, it is considered the “heart” of a vacuum system.
Principles of operation
Vacuum pumps work by reducing the volume of air that moves through them. Depending on the design, there are several different types of vacuum pumps. All of these types operate under the same principles, but have their own special features. Here are some of their most important characteristics. In addition to their capacity, the main differences between these pumps are their manufacturing tolerances, materials of construction, and level of tolerance for chemicals, oil vapor, and vibration.
Vacuum pumps create a partial or low-pressure vacuum by forcing gas molecules from their high-pressure states to their low-pressure states. However, these pumps can only achieve a partial vacuum, and other methods are necessary to reach a higher level of vacuum. As with all pumps, there are several ways to increase the level of a vacuum.
First, consider the type of vacuum you want. This is the most important factor when choosing a vacuum pump. If you need a high level of vacuum, you’ll need a high-quality vacuum pump. High-quality vacuum pumps have a high pressure limit, while ultrahigh-quality pumps are capable of achieving a very low vacuum. As the pressure decreases, the amount of molecules per cubic centimeter decreases and the quality of the vacuum increases.
Positive displacement pumps are best suited for low and medium-pressure systems. But they can’t reach high vacuum, which is why most high-pressure systems use two pumps in tandem. In this case, the positive displacement pump would stall and the other one would be used instead. Similarly, entrapment pumps have higher-pressure limits, so they must be refreshed frequently or exhaust frequently when there is too much gas to capture.
Another important aspect of vacuum pump operation is its speed. The speed of pumping is proportional to the differential pressure across the system. Therefore, the faster the pumping speed, the lower the draining time.
Design
A vacuum pump is a mechanical device used to generate a vacuum. It can create a low or high vacuum. These pumps are used in the process of oil regeneration and re-refining. The design of a vacuum pump must be compatible with the vacuum. The pump’s mass and speed should be matched.
The design of a vacuum pump is important for many reasons. It should be easy to use and maintain. Vacuum pumps need to be protected from external contamination. For this reason, the oil must be kept clean at all times. Contamination may damage the oil, resulting in pump failure. The pump’s design should include features that will prevent this from happening.
The main objective of a vacuum pump is to remove air and other gases from a chamber. As the pressure of the chamber drops, the amount of molecules that can be removed becomes more difficult. Because of this, industrial and research vacuum systems typically require pumps to operate over a large pressure range. The range is generally between one and 10-6 Torr. A standard vacuum system uses multiple pumps, each covering a portion of the pressure range. These pumps can also be operated in a series to achieve optimal performance.
The design of a vacuum pump can vary depending on the application and the pressure requirement. It should be sized appropriately to ensure that it works properly. There are several different types of pumps, so selecting the right pump is essential to maximizing its efficiency. For example, a slow running vee belt drive rotary vane vacuum pump will have a lower running temperature than a fast-running direct-drive pump.
Performance
The performance of a vacuum pump is an important indicator of its overall condition. It helps determine whether the system is performing optimally and how high the ultimate vacuum level can be achieved. A performance log should be maintained to document variations in pump operating hours and voltage as well as the temperature of the pump’s cooling water and oil. The log should also record any problems with the pump.
There are several ways to increase the performance of a vacuum pump. For example, one way is to decrease the temperature of the working fluid. If the temperature of the fluid is too high, it will lead to a low vacuum. A high temperature will make the vacuum degree of the pump even lower, so heat transfer is an important part of the process.
Nozzles are another major component that impacts the performance of a vacuum pump. Damage or clogging can result in a compromised pumping capacity. These problems can occur due to a number of causes, including excessive noise, leakage, and misassembled parts. Nozzles can also become clogged due to rusting, corrosion, or excess water.
Performance of vacuum pump technology is vital for many industries. It is an integral part of many central production processes. However, it comes with certain expenses, including machines, installations, energy, and maintenance. This makes it essential to understand what to look for when purchasing a vacuum pump. It is important to understand the factors that can influence these factors, as they affect the efficiency of a vacuum pump.
Another important factor in determining the performance of a vacuum pump is throughput. Throughput is a measurement of how many molecules can be pumped per unit of time at a constant temperature. Moreover, throughput can also be used to evaluate volume leak rates and pressure at the vacuum side. In this way, the efficiency of a vacuum pump can be judged by the speed and throughput of its leaks.
Atmospheric pressure
Vacuum pumps work by sucking liquids or air into a container. The amount of vacuum a pump can create is measured in pressure units called atms (atmospheric pressure). The pressure of a vacuum pump is equal to the difference between atmospheric pressure and the pressure in the system.
The amount of force produced by air molecules on each other is proportional to the number of impacts. Therefore, the greater the impact, the higher the pressure. In addition, all molecules have the same amount of energy at any temperature. This holds true for both pure and mixture gases. However, lighter molecules will move faster than heavier ones. Nevertheless, the transfer of energy is the same for both.
The difference between atmospheric and gauge pressure is not always straightforward. Some applications use one term to describe the other. While the two concepts are closely related, there are key differences. In most cases, atmospheric pressure is a higher number than gauge pressure. As a result, it can be confusing when choosing a vacuum pump.
One method is to use a U-tube manometer, a compact device that measures the difference between atmospheric pressure and vacuum. This device is commonly used for monitoring vacuum systems. It can measure both negative and positive pressure. In addition, it uses an electronic version of a gauge.
The atmospheric pressure affects the performance of a vacuum pump. When working with porous materials, the pump must overcome leakage. As a result, it must be equipped with enough capacity to compensate for variations in the porosity of the work piece. This is why it is critical to buy a vacuum pump that has a large enough capacity to handle the variation.
Typical application
Vacuum pumps are used in a variety of applications. They generate low and high pressures and are used to evaporate water or gases from various materials. They are also used in petroleum regeneration and re-refining processes. Typical applications of vacuum pumps include: a.
b. Rotary vane pumps are used in a variety of vacuum applications. They are suitable for industrial applications, freeze drying and cabinet making. They use oil as a sealant and coolant, allowing them to perform well in a variety of applications. This makes them ideal for use in a variety of industries.
The pumping rate of the vacuum pump is important. This refers to the volume pumped from a given point at a given rate. The higher the speed, the faster the pump will expel the air. Depending on the gas composition, this number will vary. When choosing a vacuum pump, gas composition and process requirements should be considered.
Vacuum pumps are used in a variety of industries from laboratories to medical facilities. In medical applications, they are used in radiation therapy and radiopharmaceuticals. They are also used in mass spectrometers, which are instruments used to analyze solid, liquid, or surface materials. Vacuum pumps are also used in decorative vacuum coatings and Formula 1 engine components. A trash compactor is another example of using a vacuum pump.
Vacuum pumps are used in a variety of applications including water purification and aeration. Vacuum pumps are also used in portable dental equipment and compressors in the dental industry. Vacuum pumps are also used in molds for dental implants. Other common applications for vacuum pumps include soil aeration and air sampling.
editor by CX 2023-10-25
China 12V High negative pressure vacuum pump small large flow air pump electric diaphragm pump dual-purpose 24V dc brushless motor vacuum pump and compressor
Warranty: 1 year
Custom-made assistance: OEM, GJF One cease provider front rear cv axle right left travel shaft for CZPT pajero V73 Montero AT MT C-MI571A-8H MR528647 ODM
Model Quantity: PENGPU
Software: Other
Electrical power Resource: Electric powered
Force: Large Force
Composition: Diaphragm Pump
Voltage: 12v/24v
motor: dc brushless motor
Port: ZheJiang
Specification
| Warranty | 1 12 months |
| Customized help | OEM, Constructing Materials Shops Substantial High quality Expert Reducer Rv Sequence Motor Unique Reducer ODM |
| Model Quantity | PENGPU |
| Place of Origin | China |
| ZheJiang | |
| Application | Other |
| Power Resource | Electric |
| Pressure | High Strain |
| Structure | Diaphragm Pump |
| Voltage | 12v/24v |
| motor | dc brushless motor |
Select vacuum pump
When choosing a vacuum pump, there are several things to consider. Diaphragm, scroll and Roots pumps are available. These pumps work similarly to each other, but they have some notable differences. Learn more about each type to make the right decision for your needs.
Diaphragm vacuum pump
Diaphragm vacuum pumps are very reliable and efficient for moving liquids. They are also compact and easy to handle. They can be used in a variety of applications, from laboratory workstations to large vacuum ovens. Diaphragm vacuum pumps are available worldwide. Advantages of this pump include low noise and corrosion resistance.
Diaphragm vacuum pumps work by increasing the chamber volume and decreasing the pressure. The diaphragm draws fluid into the chamber, diverting it back when it returns to its starting position. This hermetic seal allows them to transfer fluids without the need for lubricants.
Diaphragm vacuum pumps are the most efficient cleaning option and are easy to maintain. They do not produce oil, waste water or particles, which are common problems with other types of pumps. In addition, diaphragm pumps are low maintenance and have no sliding parts in the air path.
The simple design of diaphragm vacuum pumps makes them popular in laboratories. Oil-free construction makes it an economical option and is available in a variety of styles. They also have a variety of optional features. Diaphragm pumps are also chemically resistant, making them ideal for chemical laboratories.
Diaphragm vacuum pumps have speeds ranging from a few microns per minute (m3/h) to several m3/h. Some models have variable speed motors that reduce pumping speed when not in use. This feature extends their service interval. Standard diaphragm pumps are also popular in pharmaceutical and medical procedures. In addition, they are used in vacuum mattresses and cushions.
Scroll vacuum pump
Dry scroll vacuum pumps have many advantages over other types of vacuum pumps. Its compact design makes it ideal for a variety of general-purpose vacuum applications. They also offer oil-free operation. Additionally, many of these pumps feature chemically resistant PTFE components for increased chemical resistance.
These pumps are used in a variety of environments including laboratories, OEM equipment, R&D and medical applications. The single-stage design of these pumps makes them versatile and cost-effective. They are also suitable for a range of high field and radiation environments. Scroll pumps are also available in electronics-free and three-phase versions.
Oil-free scroll vacuum pumps are an excellent choice for those who don’t want the noise and mess associated with reciprocating pumps. Oil-free scroll pumps contain two helical scrolls interwoven in a helical motion that creates strong suction and directs steam to the exhaust. Because they do not require oil, they require minimal maintenance and downtime.
Oil-free scroll vacuum pumps are suitable for low to medium vacuum systems. Their durability and flexibility also make them suitable for many other applications. While they are often associated with dry vacuum pumps, they can also be used in chemical and analytical applications. Oil-free scroll pumps are also considered environmentally friendly.
The HiScroll range consists of three dry-sealed scroll pumps with nominal pumping speeds ranging from 6 to 20 m3/h. They feature advanced cutting edge sealing technology and reduce power requirements. They are also compact and noiseless, making them an excellent choice in quiet work environments. 
Roots Pump
Roots vacuum pumps are an important part of vacuum systems in various industries. These pumps are used to generate high vacuum in a variety of applications including degassing, rolling and vacuum metallurgy. They are also used in vacuum distillation, concentration and drying in the pharmaceutical, food and chemical industries.
These pumps are made of non-magnetized rotors that sit in the vacuum of the drive shaft. In addition, the stator coils are fan-cooled, eliminating the need for shaft seals. These pumps are typically used in applications involving high purity and toxic gases.
The theoretical pumping speed of a Roots pump depends on the gas type and outlet pressure. Depending on the size and power of the pump, it can range from 200 cubic meters per hour (m3/h) to several thousand cubic meters per hour. Typical Roots pumps have pumping speeds between 10 and 75.
Roots pumps are designed to reach high pressures in a relatively short period of time. This enables them to significantly reduce vacation time. Their compact design also makes them quiet. They also require no oil or moving parts, making them ideal for a variety of applications. However, they also have some limitations, including relatively high service costs and poor pumping performance at atmospheric pressure.
The RUVAC Roots pump is a versatile and efficient vacuum pump. It is based on the dry compressor roots principle already used in many vacuum technologies. This principle has been used in many different applications, including vacuum furnaces and vacuum coating. The combination of the Roots pump and the backing vacuum pump will increase the pumping speed at low pressure and expand the working range of the backing vacuum pump.
Electric vacuum pump
Electric vacuum pumps have many applications. They help move waste and debris in various processes and also help power instruments. These pumps are used in the automotive, scientific and medical industries. However, there are some important factors to consider before buying. In this article, we will discuss some important factors to consider.
First, you should consider the base pressure of the pump. Some pumps can reach a base pressure of 1 mbar when new, while others can reach a base pressure of 1 x 10-5 mbar. The higher the base pressure, the more energy is required to reverse atmospheric pressure.
Another important consideration is noise. Electric vacuum pumps need to be quiet. Especially for hybrid and electric vehicles, low noise is very important. Therefore, electric vacuum pumps with low noise characteristics have been developed. The pump’s integrated motor was developed in-house to avoid expensive vibration decoupling elements. Therefore, it exhibits high structure-borne noise decoupling as well as low airborne noise emissions. This makes the electric vacuum pump suitable for mounting on body components without disturbing vibrations.
Depending on the type of application, electric vacuum pumps can be used for workholding, clamping or clamping applications. They can also be used for solid material transfer. The electric pump with 20 gallon tank has a maximum vacuum of 26″ Hg. It also houses a 1,200 square inch sealed vacuum suction cup. It also has a coolant trap.
The automotive electric vacuum pump market was estimated at USD 1.11 billion in 2018. Electric vacuum pumps are used in automobiles for many different applications. These pumps provide vacuum assistance to a variety of automotive systems, including brake boosters, headlight doors, heaters, and air conditioning systems. They are also quieter than traditional piston pumps. 
Cryogenic vacuum pump
Cryogenic vacuum pumps are used in many different processes, including vacuum distillation, electron microscopy, and vacuum ovens. These pumps feature a thin-walled shaft and housing to minimize heat loss from the motor. They are also capable of high speed operation. High-speed bearings increase the hydraulic efficiency of the pump while minimizing heating of the process fluid. Cryopumps also come in the form of laboratory dewars and evaporators.
A key feature of a cryopump is its ability to span a wide pressure range. Typically, such pumps have a maximum pressure of 12 Torr and a minimum pressure of 0.8 Torr. However, some cryopumps are capable of pumping at higher pressures than this. This feature extends pump life and limits gas loading.
Before using a cryopump, you need to make sure the system is cold and the valve is closed. The gas in the chamber will then start to condense on the cold array of the pump. This condensation is the result of the latent heat released by the gas.
Cryogenic vacuum pumps are usually equipped with a Polycold P Cryocooler, which prevents the backflow of water through the pump. Such coolers are especially useful in load lock systems. As for its functionality, SHI Cryogenics Group offers two different styles of cryopumps. These systems are ideal for demanding flat panel, R&D and coating applications. They are available in sizes up to 20 inches and can be configured for automatic regeneration or standard settings.
The cryogenic vacuum pump market is segmented by application and geography. The report identifies major global companies, their shares and trends. It also includes product introductions and sales by region.
editor by CX 2023-07-06
China 12CFM Vacuum Pump Copper motor air pump Double Stage refrigerant vacuum pump 1HP with Best Sales
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Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids. 
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by CX 2023-07-03
China YY80-32-4 220V 50HZ AC Suction motor pump high pressure vacuum pump motor for sputum aspirator and breathing machine vacuum pump oil
Guarantee: 1 yr
Personalized support: OEM, ODM
Model Number: YY88-38-four
Software: Suction equipment, sputum aspirator
Horsepower: .05
Power Source: Electrical
Strain: Minimal Strain
Framework: Vacuum Pump
Cable Length: 300mm
Outlet Dimension: 46
Voltage: 220v
Electrical power: 30w, 30W
Certification: RoHS
Material: Attain
Packaging Particulars: inner deal and pallet
Port: ZheJiang
| YY80/32-4 | Aspriator, suction apparatus, gastric washing machine, suction machine | Electrical power:30WCurrent:.7AVoltage:220V 50HZ ACSpeed:1300rpmFlow:19l/min Pressure>0.085Mpa |
Business Data
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FAQ
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Basic knowledge of vacuum pump
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its main job is to create a relative vacuum within a given volume or volumes. There are many types of vacuum pumps. This article will describe how they work, their types, and their applications. 
How it works
A vacuum pump is a mechanical device that removes gas from a system by applying it to a higher pressure than the surrounding atmosphere. The working principle of the vacuum pump is based on the principle of gas transfer and entrapment. Vacuum pumps can be classified according to their vacuum level and the number of molecules that can be removed per cubic centimeter of space. In medium to high vacuum, viscous flow occurs when gas molecules collide with each other. Increasing the vacuum causes molecular or transitional flow.
A vacuum pump has several components that make it a versatile tool. One of the main components is the motor, which consists of a rotor and a stator. The rotor and stator contain coils that generate a magnetic field when excited. Both parts must be mounted on a base that supports the weight of the pump. There is also an oil drain that circulates oil throughout the system for lubrication and cooling purposes.
Another type of vacuum pump is the liquid ring vacuum pump. It works by positioning the impeller above or below the blades. Liquid ring pumps can also adjust the speed of the impeller. However, if you plan to use this type of pump, it is advisable to consult a specialist.
Vacuum pumps work by moving gas molecules to areas of higher or lower pressure. As the pressure decreases, the removal of the molecules becomes more difficult. Industrial vacuum systems require pumps capable of operating in the 1 to 10-6 Torr range.
Type
There are different types of vacuum pumps. They are used in many different applications, such as laboratories. The main purpose of these pumps is to remove air or gas molecules from the vacuum chamber. Different types of pumps use different techniques to achieve this. Some types of pumps use positive displacement, while others use liquid ring, molecular transfer, and entrapment techniques.
Some of these pumps are used in industrial processes, including making vacuum tubes, CRTs, electric lights, and semiconductor processing. They are also used in motor vehicles to power hydraulic components and aircraft. The gyroscope is usually controlled by these pumps. In some cases, they are also used in medical settings.
How a vacuum pump works depends on the type of gas being pumped. There are three main types: positive displacement, negative displacement, and momentum transfer. Depending on the type of lubrication, these principles can be further divided into different types of pumps. For example, dry vacuum pumps are less sensitive to gases and vapors.
Another type of vacuum pump is called a rotary vane pump. This type of pump has two main components, the rotor and the vacuum chamber. These pumps work by rotating moving parts against the pump casing. The mating surfaces of rotary pumps are designed with very small clearances to prevent fluid leakage to the low pressure side. They are suitable for vacuum applications requiring low pulsation and high continuous flow. However, they are not suitable for use with grinding media.
There are many types of vacuum pumps and it is important to choose the right one for your application. The type of pump depends on the needs and purpose of the system. The larger ones can work continuously, and the smaller ones are more suitable for intermittent use. 
Apply
Vacuum pumps are used in a variety of industrial and scientific processes. For example, they are used in the production of vacuum tubes, CRTs, and electric lamps. They are also used in semiconductor processing. Vacuum pumps are also used as mechanical supports for other equipment. For example, there may be multiple vacuum pumps on the engine of a motor vehicle that powers the hydraulic components of an aircraft. In addition, they are often used in fusion research.
The most common type of vacuum pump used in the laboratory is the rotary vane pump. It works by directing airflow through a series of rotating blades in a circular housing. As the blades pass through the casing, they remove gas from the cavity and create a vacuum. Rotary pumps are usually single or double-stage and can handle pressures between 10 and 6 bar. It also has a high pumping speed.
Vacuum pumps are also used to fabricate solar cells on wafers. This involves a range of processes including doping, diffusion, dry etching, plasma-enhanced chemical vapor deposition, and bulk powder generation. These applications depend on the type of vacuum pump used in the process, and the vacuum pump chosen should be designed for the environment.
While there are several types of vacuum pumps available, their basic working principles remain the same. Each has different functions and capacities, depending on the type of vacuum. Generally divided into positive displacement pump, rotary vane pump, liquid ring pump, and molecular delivery pump.
Maintenance
The party responsible for general maintenance and repairs is the Principal Investigator (PI). Agknxs must be followed and approved by the PI and other relevant laboratory personnel. The Agknx provides guidelines for routine maintenance of vacuum pump equipment. Agknxs are not intended to replace detailed routine inspections of vacuum pump equipment, which should be performed by certified/qualified service personnel. If the device fails, the user should contact PI or RP for assistance.
First, check the vacuum pump for any loose parts. Make sure the inlet and outlet pressure gauges are open. When the proper pressure is shown, open the gate valve. Also, check the vacuum pump head and flow. Flow and head should be within the range indicated on the label. Bearing temperature should be within 35°F and maximum temperature should not exceed 80°F. The vacuum pump bushing should be replaced when it is severely worn.
If the vacuum pump has experienced several abnormal operating conditions, a performance test should be performed. Results should be compared to reference values to identify abnormalities. To avoid premature pump failure, a systematic approach to predictive maintenance is essential. This is a relatively new area in the semiconductor industry, but leading semiconductor companies and major vacuum pump suppliers have yet to develop a consistent approach.
A simplified pump-down test method is proposed to evaluate the performance of vacuum pumps. The method includes simulated aeration field tests and four pump performance indicators. Performance metrics are evaluated under gas-loaded, idle, and gas-load-dependent test conditions. 
Cost
The total cost of a vacuum pump consists of two main components: the initial investment and ongoing maintenance costs. The latter is the most expensive component, as it consumes about four to five times the initial investment. Therefore, choosing a more energy-efficient model is a good way to reduce the total system cost and payback period.
The initial cost of a vacuum pump is about $786. Oil-lubricated rotary vane pumps are the cheapest, while oil-free rotary vane pumps are slightly more expensive. Non-contact pumps also cost slightly more. The cost of a vacuum pump is not high, but it is a factor that needs careful consideration.
When choosing a vacuum pump, it is important to consider the type of gas being pumped. Some pumps are only suitable for pumping air, while others are designed to pump helium. Oil-free air has a different pumping rate profile than air. Therefore, you need to consider the characteristics of the medium to ensure that the pump meets your requirements. The cost of a vacuum pump can be much higher than the purchase price, as the daily running and maintenance costs can be much higher.
Lubricated vacuum pumps tend to be more durable and less expensive, but they may require more maintenance. Maintenance costs will depend on the type of gas that needs to be pumped. Lighter gases need to be pumped slowly, while heavier gases need to be pumped faster. The maintenance level of a vacuum pump also depends on how often it needs to be lubricated.
Diaphragm vacuum pumps require regular maintenance and oil changes. The oil in the diaphragm pump should be changed every 3000 hours of use. The pump is also resistant to chemicals and corrosion. Therefore, it can be used in acidic and viscous products.
editor by czh 2023-02-16
China Cinyar AQC Single Head DC 12V Brushless Motor 6000Hours Small FKM Vacuum Pump 24V Mini Self-priming Booster Diaphragm Air Pump vacuum pump brakes
Guarantee: 1 12 months
Personalized help: OEM, ODM, OBM
Design Quantity: AQC Solitary Head Brushless
Application: Automotive Industry, Biofuel Business, Industrial Structures, Loved ones Properties, Meals and Beverage Market, Industrial Utilities, Machining, Pharmaceutical sector, Healthcare Sector, Environment Protection, Laboratory Check, Bodily Treatment Products, Gasoline Detection, Industrial Gear, Sector, Healthcare, Laboratory, large horse electrical power 4W Agricultural Machinery 100hp eco-friendly pink farming Tractor Environmental Protection, Fuel Transfer
Horsepower: 8W
Electrical power Supply: Electrical
Strain: -77KPa +171KPa, -77KPa 171KPa
Construction: Diaphragm Pump
Cable Duration: 40CM
Outlet Dimension: 5.7mm
Voltage: DC 12V 24V, 12v/24v
Electrical power: 8W, 8W
motor: DC Brushless Motor
Motor: DC Brushless, Lifespan: 6000hours
Stream rate: 360L/H
Diaphragm & Pump Head Materials: FKM and EPDM / FKM
Idea: Vacuum Pump
Pump Size: fifty five*31*111mm
Certification: RoHS CE
Packaging Specifics: Device pump put into EVA mat, then set into normal export cartons.14pcs/mat, Qty/ctn: 70pcs/ctn, Carton Dimensions: fifty nine.5*46.5*29.5cm, G.Excess weight: 14.8kgs/ctn.
Port: ZheJiang
| Item No. | AQC Single Head Brushless Diaphragm Pump | ||||||
| Max Stress | -77KPa, +171KPa | ||||||
| Flow Variety | 360L/min | ||||||
Select vacuum pump
When choosing a vacuum pump, there are several things to consider. Diaphragm, scroll and Roots pumps are available. These pumps work similarly to each other, but they have some notable differences. Learn more about each type to make the right decision for your needs.
Diaphragm vacuum pump
Diaphragm vacuum pumps are very reliable and efficient for moving liquids. They are also compact and easy to handle. They can be used in a variety of applications, from laboratory workstations to large vacuum ovens. Diaphragm vacuum pumps are available worldwide. Advantages of this pump include low noise and corrosion resistance.
Diaphragm vacuum pumps work by increasing the chamber volume and decreasing the pressure. The diaphragm draws fluid into the chamber, diverting it back when it returns to its starting position. This hermetic seal allows them to transfer fluids without the need for lubricants.
Diaphragm vacuum pumps are the most efficient cleaning option and are easy to maintain. They do not produce oil, waste water or particles, which are common problems with other types of pumps. In addition, diaphragm pumps are low maintenance and have no sliding parts in the air path.
The simple design of diaphragm vacuum pumps makes them popular in laboratories. Oil-free construction makes it an economical option and is available in a variety of styles. They also have a variety of optional features. Diaphragm pumps are also chemically resistant, making them ideal for chemical laboratories.
Diaphragm vacuum pumps have speeds ranging from a few microns per minute (m3/h) to several m3/h. Some models have variable speed motors that reduce pumping speed when not in use. This feature extends their service interval. Standard diaphragm pumps are also popular in pharmaceutical and medical procedures. In addition, they are used in vacuum mattresses and cushions.
Scroll vacuum pump
Dry scroll vacuum pumps have many advantages over other types of vacuum pumps. Its compact design makes it ideal for a variety of general-purpose vacuum applications. They also offer oil-free operation. Additionally, many of these pumps feature chemically resistant PTFE components for increased chemical resistance.
These pumps are used in a variety of environments including laboratories, OEM equipment, R&D and medical applications. The single-stage design of these pumps makes them versatile and cost-effective. They are also suitable for a range of high field and radiation environments. Scroll pumps are also available in electronics-free and three-phase versions.
Oil-free scroll vacuum pumps are an excellent choice for those who don’t want the noise and mess associated with reciprocating pumps. Oil-free scroll pumps contain two helical scrolls interwoven in a helical motion that creates strong suction and directs steam to the exhaust. Because they do not require oil, they require minimal maintenance and downtime.
Oil-free scroll vacuum pumps are suitable for low to medium vacuum systems. Their durability and flexibility also make them suitable for many other applications. While they are often associated with dry vacuum pumps, they can also be used in chemical and analytical applications. Oil-free scroll pumps are also considered environmentally friendly.
The HiScroll range consists of three dry-sealed scroll pumps with nominal pumping speeds ranging from 6 to 20 m3/h. They feature advanced cutting edge sealing technology and reduce power requirements. They are also compact and noiseless, making them an excellent choice in quiet work environments.
Roots Pump
Roots vacuum pumps are an important part of vacuum systems in various industries. These pumps are used to generate high vacuum in a variety of applications including degassing, rolling and vacuum metallurgy. They are also used in vacuum distillation, concentration and drying in the pharmaceutical, food and chemical industries.
These pumps are made of non-magnetized rotors that sit in the vacuum of the drive shaft. In addition, the stator coils are fan-cooled, eliminating the need for shaft seals. These pumps are typically used in applications involving high purity and toxic gases.
The theoretical pumping speed of a Roots pump depends on the gas type and outlet pressure. Depending on the size and power of the pump, it can range from 200 cubic meters per hour (m3/h) to several thousand cubic meters per hour. Typical Roots pumps have pumping speeds between 10 and 75.
Roots pumps are designed to reach high pressures in a relatively short period of time. This enables them to significantly reduce vacation time. Their compact design also makes them quiet. They also require no oil or moving parts, making them ideal for a variety of applications. However, they also have some limitations, including relatively high service costs and poor pumping performance at atmospheric pressure.
The RUVAC Roots pump is a versatile and efficient vacuum pump. It is based on the dry compressor roots principle already used in many vacuum technologies. This principle has been used in many different applications, including vacuum furnaces and vacuum coating. The combination of the Roots pump and the backing vacuum pump will increase the pumping speed at low pressure and expand the working range of the backing vacuum pump.
Electric vacuum pump
Electric vacuum pumps have many applications. They help move waste and debris in various processes and also help power instruments. These pumps are used in the automotive, scientific and medical industries. However, there are some important factors to consider before buying. In this article, we will discuss some important factors to consider.
First, you should consider the base pressure of the pump. Some pumps can reach a base pressure of 1 mbar when new, while others can reach a base pressure of 1 x 10-5 mbar. The higher the base pressure, the more energy is required to reverse atmospheric pressure.
Another important consideration is noise. Electric vacuum pumps need to be quiet. Especially for hybrid and electric vehicles, low noise is very important. Therefore, electric vacuum pumps with low noise characteristics have been developed. The pump’s integrated motor was developed in-house to avoid expensive vibration decoupling elements. Therefore, it exhibits high structure-borne noise decoupling as well as low airborne noise emissions. This makes the electric vacuum pump suitable for mounting on body components without disturbing vibrations.
Depending on the type of application, electric vacuum pumps can be used for workholding, clamping or clamping applications. They can also be used for solid material transfer. The electric pump with 20 gallon tank has a maximum vacuum of 26″ Hg. It also houses a 1,200 square inch sealed vacuum suction cup. It also has a coolant trap.
The automotive electric vacuum pump market was estimated at USD 1.11 billion in 2018. Electric vacuum pumps are used in automobiles for many different applications. These pumps provide vacuum assistance to a variety of automotive systems, including brake boosters, headlight doors, heaters, and air conditioning systems. They are also quieter than traditional piston pumps.
Cryogenic vacuum pump
Cryogenic vacuum pumps are used in many different processes, including vacuum distillation, electron microscopy, and vacuum ovens. These pumps feature a thin-walled shaft and housing to minimize heat loss from the motor. They are also capable of high speed operation. High-speed bearings increase the hydraulic efficiency of the pump while minimizing heating of the process fluid. Cryopumps also come in the form of laboratory dewars and evaporators.
A key feature of a cryopump is its ability to span a wide pressure range. Typically, such pumps have a maximum pressure of 12 Torr and a minimum pressure of 0.8 Torr. However, some cryopumps are capable of pumping at higher pressures than this. This feature extends pump life and limits gas loading.
Before using a cryopump, you need to make sure the system is cold and the valve is closed. The gas in the chamber will then start to condense on the cold array of the pump. This condensation is the result of the latent heat released by the gas.
Cryogenic vacuum pumps are usually equipped with a Polycold P Cryocooler, which prevents the backflow of water through the pump. Such coolers are especially useful in load lock systems. As for its functionality, SHI Cryogenics Group offers two different styles of cryopumps. These systems are ideal for demanding flat panel, R&D and coating applications. They are available in sizes up to 20 inches and can be configured for automatic regeneration or standard settings.
The cryogenic vacuum pump market is segmented by application and geography. The report identifies major global companies, their shares and trends. It also includes product introductions and sales by region.
editor by czh 2023-02-14
China Brushless motor 24V Diaphragm Micro Vacuum Pump Mini Air Pump DA120DCB-TH vacuum pump ac system
Personalized assistance: OEM
Model Number: DA120DCB-TH
Software: Automotive Business, Biofuel Sector, Business Properties, Developing Entire world H2o Remedies, District Power, Consuming h2o treatment, Household Properties, Meals and Beverage Sector, CZPT OEM, Industrial Boilers, Industrial Utilities, Multipurpose farming mini wander guiding tractor value diesel motor little fifteen hp 18hp 20hp 2 wheels hand walking tractor for sale Irrigation and Agriculture, Machining, Maritime, Metallic and Tools Producers, Mining industry, Pharmaceutical market, Uncooked Drinking water Ingestion, temperature manage, Washing and Cleaning, Wastewater Transportation and Flood Management, wastewater treatment, pulley block(TA-5719) snatch block marine pulley blocks Water Distribution, Water Treatment method Answers
Power Resource: Electric powered
Strain: 1.5BAR
Composition: Diaphragm Pump
Voltage: 24V, 24V DC
Guarantee: 1 12 months
Model: DA120DCB-TH
Certification: RoHS
Packaging Details: CARTON
HangZhou YLK Technological innovation Co.,Ltd.
Registered handle:
Rm 18K CZPT Constructing,No.one hundred thirty five,HangZhou Road,HangZhou 43 & 82257151
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How to check the vacuum pump
A vacuum pump is a machine that draws gas molecules from a volume and maintains a partial vacuum. Its main job is to create a relative vacuum within the stated capabilities. If your vacuum pump isn’t working properly, it may need service. Read on to learn more about the types of vacuum pumps and how to check them. 
Principle of industrial vacuum pump
Industrial vacuum pumps are used in industrial processes that require vacuum. These pumps are designed to generate, improve and maintain vacuum. Learn about the different types of industrial vacuum technology. You can start by reading about the most common types of industrial vacuum pumps. These pumps can be used in a variety of industrial processes from cleaning to manufacturing.
Regardless of the technology used to manufacture these pumps, the basic principles behind their operation are the same. The speed and mass flow of the pump will determine its capacity and suitability. A faster flow rate will minimize the time it takes for the machine to empty. Another important factor to consider is the type of vacuum you need.
A liquid ring vacuum pump is an industrial pump that uses a ring of liquid to form a seal. This type of pump is best suited for applications with high vapor loads and high liquid carry-over. Liquid ring vacuum pumps can be divided into two categories: liquid ring vacuum pumps and scroll vacuum pumps.
Industrial vacuum pumps work by removing gas molecules from a chamber. The partial vacuum created allows material to flow through the void. As more molecules are removed, the pressure in the chamber decreases, releasing energy that can be used for a variety of different purposes.
The most common use of industrial vacuum pumps is for electric lights. In these lamps, a vacuum pump removes the gas, causing the bulb to light up. Energy from the vacuum is also used in aircraft to power instruments. In addition to powering industrial vacuum cleaners, they are used in a variety of other environments.
High-performance industrial vacuum systems require specific materials that can withstand extreme pressure. This means that the materials used in these systems need to be properly checked. They must also be free of organic debris and other contaminants before they can be safely placed in the chamber.
Types of vacuum pumps
There are various types of vacuum pumps. Which one to choose should depend on the purpose of the pump and the degree of vacuum that must be achieved. It is mainly divided into three categories: rough vacuum or low vacuum, high vacuum and ultra-high vacuum. They all have varying degrees of scarcity. The higher the pressure, the fewer molecules per cubic centimeter. This in turn improves vacuum quality.
The vacuum pump is critical to the operation of the vacuum system. These devices are divided into three main categories according to their working pressure range. These pumps have different characteristics and technologies that make them ideal for specific applications. The choice of vacuum pump required for a particular application depends on how much vacuum you need, and how much power you are willing to spend.
Vacuum pumps are used in a variety of industrial and scientific processes. Their main function is to remove gas molecules from the sealed volume, leaving a partial vacuum. There are many different types of vacuum pumps, including rotary piston, liquid ring and scroll vacuum pumps. In addition, turbomolecular pumps are used.
Dry vacuum pumps are more expensive than wet vacuum pumps. Wet vacuum pumps use oil as their lubricating fluid. Different types of oils are used depending on the application. Some wet pumps have additional features, including contaminant filtration. However, wet systems have one major disadvantage: the contact between oil and fluid. To avoid this, oil separators are usually used.
There are several different types of vacuum pumps. The basic type is the positive displacement pump. It operates by expanding the chamber and removing gas molecules. The intake valve draws fluid into the chamber, while the exhaust valve opens when the chamber is at maximum expansion. This cycle repeats several times per second. Positive displacement pumps are often used in multistage vacuum systems. 
Maintenance of vacuum pump
Regular maintenance is very important to ensure the long-term effective use of the vacuum pump. One way to ensure proper pump performance is to change the oil regularly. Pump oil may be contaminated by vapor condensation. To avoid this problem, close the inlet valve for 20 to 30 minutes before applying vacuum. It is also important to install an inlet cold trap to protect the pump from corrosive vapors.
Another way to prolong the life of your vacuum pump is to periodically remove any solvent in it. This step reduces internal corrosion and prevents premature pump failure. During maintenance, be sure to disconnect the power supply to the vacuum pump. After cleaning, store it in a dry and safe place. The pump should also be disposed of in accordance with local regulations.
Vacuum pumps may require frequent oil changes, especially when used in wet chemistry. The standard rule is to change the oil after 3,000 hours of use, but some pumps require more frequent oil changes. It is also important to clean the oil regularly, as dirty or discolored oil can affect the performance of the pump.
Vacuum pumps are often equipped with on-site glass to allow the user to visually check the oil level. Clean oil will appear transparent, while dirty oil will appear darker. Frequent oil changes are essential, as oil changes can help spot various potential problems. Changes in vacuum pump performance or strange noises are also good indicators of a problem.
After an oil change, the vacuum pump should be cleaned thoroughly with a soft cloth and mild degreaser. Oil changes should take less than ten minutes, and they will extend the life of your equipment. Additionally, the outside of the pump should be wiped with a cloth or rag.
The pump must be properly vented to avoid internal corrosion. If possible, place the pump away from hot equipment or rooms. Overheating can reduce the viscosity of the oil and cause premature pump failure. In addition, it can lead to overwork of other expensive scientific equipment. Heat can also cause cracked rubber parts and oil leaks. 
Signs of damage to the vacuum pump
A bad vacuum pump can cause a variety of automotive problems, including poor fuel economy, difficult braking, undercarriage oil leaks, and faulty air conditioning. If any of these problems occur, call a mechanic to check your vehicle’s vacuum pump. You can also check the air conditioner and brake pedal to see if they are working properly.
A loud noise from the pump can also be a symptom of a malfunction. These noises are often caused by the aging and accumulated wear of specific components. If this is the case, the diaphragm, valve plate or seals may need to be replaced. However, if the noise is coming from bearings or other areas, more extensive repairs may be required. Additionally, dust and other contaminants can enter the pump chamber, which can degrade pump performance.
If the vacuum pump won’t start, it could be a blown fuse or a power or voltage problem. Other common causes are flow restrictions or improper installation at the entrance. Also, the vacuum pump may be damaged or the capacitors may be of poor quality. It’s not always easy to tell if a vacuum pump is leaking oil, but a greasy transmission can indicate a vacuum pump failure.
A leaking vacuum pump can also hiss when the car’s engine is running. If you hear it, check the hoses and connections to make sure there are no leaks. A vacuum leak may indicate a faulty vacuum pump, so you need to replace it as soon as possible.
Checking end pressure is easy, but a pressure gauge can also serve as a sign. You can also check for pump vibration by running a short procedure. Excessive vibration can be subtle, but it can greatly affect your process. If you notice excessive pump vibration, you should contact a professional immediately.
Poor pump performance can cause many problems for your company. A bad vacuum pump not only wastes material, it also damages your tools and reputation.
editor by czh 2023-02-14