technical knowledge

What is the difference between vacuum pump and vacuum ejector?

Vacuum pumps and vacuum generators differ significantly in a number of ways. First of all from the perspective of the working principle, the vacuum pump mainly produces a vacuum environment through mechanical pumping. This process consists of two stages, positive pressure pumping and negative pressure pumping, where the gas is pumped out and discharged into […]

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What refrigerants need to be used in condensers?

In refrigeration systems, condensers are required for a variety of refrigerants. These refrigerants include, but are not limited to, ammonia (NH3), freons such as R12, R22, R134a, and saturated hydrocarbons such as propane, isobutane, etc. In addition, there are unsaturated hydrocarbons such as ethylene and propylene, as well as azeotropic refrigerants such as R502 and

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What are the application ranges of vacuum generators?

The application range of vacuum generators is very wide, mainly including the following aspects: Industrial Automation In the field of industrial automation, vacuum generators are widely used in a variety of machinery, electronics, packaging, printing, plastics, and robots. They are mainly used for adsorption and handling of various materials, especially fragile, soft, thin non-ferrous and

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What are the application areas of vacuum generators?

Vacuum generators have a wide range of applications in many fields, mainly including the following aspects: Medical field Vacuum generators are mainly used in the medical field in operating rooms, research laboratories, diagnostic centers, etc. In the operating room, they are used for suctioning, blood sucking, suction of drainage, etc.; In research laboratories, it is

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What are the application areas of vacuum generators?

Vacuum generators have a wide range of applications in many fields, mainly including the following aspects: Medical field Vacuum generators are mainly used in the medical field in operating rooms, research laboratories, diagnostic centers, etc. They are used for suctioning, blood-suction, suctioning and drainage in operating rooms, laboratory operations such as distillation, degassing, etc., in

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How to eliminate the fault of low suction pressure of chiller

The troubleshooting methods for low suction pressure of chiller mainly include the following steps: Check and fully open the condenser refrigerant liquid outlet valve If the valve is not fully opened, the flow of refrigerant is restricted, resulting in a decrease in suction pressure. Clean or replace the refrigerant filter. If the filter is clogged,

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How much pressure is normal for the chiller to vacuum pumping

The vacuum degree of the chiller is generally controlled at about 300Pa, but the specific vacuum degree needs to be determined according to the actual situation and use scenarios. The ideal vacuum should be (5-50)*10^-4Pa. Also, note that the residual pressure within the system should be less than 5.332 kPa. Under vacuum conditions, the working

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