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Why does the process gas in the pressure swing adsorption hydrogen production unit flow in from the top and out from the bottom?

2018-04-07View Original

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Our company has a pressure swing adsorption hydrogen production unit based on the 14-2-8/p process, operating at a pressure of 4.2 Mpa. For the pipeline design of the methanol vent line, which has inlet at the bottom and outlet at the top, what other factors need to be considered in addition to the gas quality?
Reply #22018-04-08
The process gas enters at the top of the adsorption tower and exits at the bottom? Over time, the adsorbent at the top of the tower may become powdered. Where was your device designed?
Reply #32018-04-11
It depends on the installation order of the adsorbent in your adsorption tower
Reply #42018-04-11
That’s exactly how we designed it: material enters from above and exits from below! It should have been designed by Huaxi
Reply #52018-04-12
Speaking in terms of the order of adsorption, it should be from bottom in and top out
Reply #62018-04-12
Inlet at the top and outlet at the bottom of the adsorption tower? According to the principles of adsorption, a flow pattern from top to bottom is not conducive to adsorption by the adsorbent, and it affects the efficiency of desorption and regeneration
Reply #72018-04-16
I’ve never seen ones that go up and down; how is the adsorbent loaded? How to cut water?

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