What kind of equipment is a laboratory liquid nitrogen machine?

Classification: Industry News

Release time: 2023-07-28

Summary: The laboratory liquid nitrogen generator uses deep-cold mixed refrigerant throttling refrigeration technology. It features a skid-mounted design, a compact structure, and provides a continuous and convenient supply of liquid nitrogen. It can serve as a regional source for small-scale liquid nitrogen needs. The system comprises an air compressor, a dryer, a filter, a nitrogen generator, and a buffer tank. The nitrogen generator is a non-standard device, and the price varies depending on the Brand of air compressor, dryer, tank, etc. Using excessively cheap ancillary equipment will also affect the overall service life.

  Laboratory Liquid Nitrogen GeneratorIt adopts cryogenic mixed refrigerant throttling refrigeration technology, skid-mounted design, compact structure, can continuously and conveniently supply liquid nitrogen, can be used as a regional small amount of liquid nitrogen supply source, composed of air compressor, dryer, filter, nitrogen generator, buffer tank. The nitrogen generator is a non-standard equipment, different brands of air compressors, dryers, tanks, etc., have different prices. Too cheap supporting equipment will also affect the overall service life.

  Laboratory liquid nitrogen generators are mainly used for liquefying refrigerants and producing liquid nitrogen in refrigeration systems. Its main structure and principle are as follows:

  1. Structure

  Liquid nitrogen generators are mainly composed of a compressor, condenser, filter, expansion valve, and refrigeration chamber.

  2. Working Principle

  The compressor compresses the gaseous refrigerant to a high-pressure state and sends it to the condenser for cooling and liquefaction. The liquefied refrigerant is filtered to remove impurities and then enters the expansion valve, expanding into a low-temperature, low-pressure gas-liquid mixed state, absorbing heat and refrigeration in the refrigeration chamber.

  3. Applications

  In the laboratory, liquid nitrogen generators can be used to liquefy nitrogen from the air into liquid nitrogen through low-temperature separation technology, used for cryopreservation, cooling test equipment, etc.

  4. Advantages

  Liquid nitrogen generators have high refrigeration efficiency, are pollution-free, and are safe and reliable, making them one of the commonly used low-temperature devices in laboratories.

  In summary, a laboratory liquid nitrogen generator is a low-temperature refrigeration device that liquefies nitrogen through a refrigeration cycle and has a wide range of applications in low-temperature experiments in laboratories.


Key words: What kind of equipment is a laboratory liquid nitrogen machine?

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