The air separation column mainly includes main heat exchanger, liquefier, distillation column, condensing evaporator, etc. The main heat exchanger, co...
Special pressure-bearing equipment generally bears internal pressure, that will cause tensile stress inside the shell, which is called working stress....
Air cooling column is a mixed heat exchange device. The function is to make the cooling water fully contact with the air and being mixed fully to incr...
The amount of liquid nitrogen removed from the lower column of the air separation unit will affect the purity of the liquid nitrogen in the lower colu...
Lean alloy steel is often used in special pressure-bearing equipment. The alloying elements often added include manganese, silicon, chromium, nickel, ...
Shell and tube air separation heat exchanger is the most representative wall heat exchanger. It has a long history of application and is still dominan...
