What are the elements of a Liquid Nitrogen Plant?


A liquid nitrogen plant helps to produce the nitrogen from the air, which is thereafter stored in an internal reservoir that makes it easy to dispense the nitrogen with just a simple push of the button.  Below mentioned are the important elements of a nitrogen that helps it function and dispense liquid nitrogen for the use of the industries:
Air Compressor
An air compressor is required to provide air to the nitrogen generator. The compressed air can be supplied by customer, or it can be supplied by the manufacturer as a part of the integrated package.
Nitrogen Generator
This generator works on principle of separation of nitrogen from the air. Both PSA as well as Membrane Nitrogen separation technologies are available which can be chosen to suit the needs.
Cryorefrigerator
This element boasts a cold head which is mounted on the top of the Dewar, Helium compressor as well as a pair of stainless steel flexible helium lines.
Dewar Assembly
The gaseous Nitrogen produced in the generator is then transferred to a Dewar assembly. The Dewar assembly is designed for the storage as well as the extraction of LN2. It is made up of  stainless steel and is a vacuum jacketed container that stores the liquid nitrogen with the minimal losses.
Level Indicator/Switch

The level indicator/ switch is mounted on the Dewar that controls the operation of a liquid nitrogen plant. This level indicator/switch is preset get switch off the cryorefrigerator when the Dewar is full, and the it places plant onto standby mode.

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