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Hydrogen Liquefier (PFHE)

Hydrogen energy series

Stainless steel plate-fin heat exchanger for liquefied hydrogen storage. The hydrogen liquefaction system of reverse Brayton cycle refrigeration consists of a helium refrigeration system and a hydrogen refrigeration system. The working medium helium in the helium refrigeration system is compressed first, and then pre-cooled by liquid nitrogen. , and then cooled by the heat exchanger step by step, and finally expanded to the low-temperature hydrogen system in the helium turboexpander. The compressed hydrogen is pre-cooled by liquid nitrogen and then cooled by cold helium in the heat exchanger to obtain liquid hydrogen

DESCRIPTION

Craft:

It consists of a helium refrigeration system and a hydrogen refrigeration system. The working fluid helium in the helium refrigeration system is first compressed, pre-cooled by liquid nitrogen, then cooled by a heat exchanger step by step, and finally expanded to a low temperature in a helium turboexpander In the hydrogen system, the compressed hydrogen is pre-cooled by liquid nitrogen and then cooled by cold helium in the heat exchanger to obtain liquid hydrogen

Features:

Strong corrosion resistance: chlorine, acid, alkali, ammonia, mercury, etc.; pressure resistance, high and low temperature resistance, low leakage, secondary welding has no adverse effect on the weld of the diffusion core body. ; (PFHE) fills the blank of domestic stainless steel plate-fin heat exchanger in the field of hydrogen liquefaction