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What is the oxygen concentration in the air produced as a by-product of cryogenic nitrogen production?

2010-12-02View Original

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As the title suggests, I am working on a proposal for a gas recovery project, but I’m not sure what the oxygen concentration should be after using cryogenic nitrogen production to remove oxygen Is it easy to recycle? Ugh, the site is in Yunnan while I’m stuck in Beijing; the information available at the site is extremely limited! ! ! ! ! I hope everyone can provide some relevant information! Thank you. Nitrogen flow rate is 2000 M3 per hour, 4N
Reply #22010-12-03
No one knows; it’s probably my question that’s too stupid! ! It seems I still have to look through the books by myself!
Reply #32010-12-03
Should I calculate material conservation for myself? Once I know the flow rate and the nitrogen concentration, isn’t it easy to calculate then?
Reply #42010-12-06
What is the oxygen concentration after deep-cold nitrogen evacuation?
Reply #52010-12-07
This post was last edited by chaozhan11 on 2010-12-7 09:02. What I mean is that with nitrogen production using the cryogenic method (at a rate of 2000 NM3/H), it’s possible to recover the by-product oxygen. I wonder what amount of oxygen can be recovered and what its concentration will be. (The company only uses nitrogen, so oxygen is considered a by-product.) If we calculate based on the nitrogen content in air, then the amount of oxygen emitted will be determined accordingly; I can do that calculation! That company is too far away. That’s all I know; I don’t know how to express it in a way that experts can understand. It’s so frustrating
Reply #62010-12-07
If 2000 NM of nitrogen is produced on a large scale, about 400 of oxygen can be produced, with a concentration of 99.6%
Reply #72010-12-07
Thanks to the person above! ! ! Proposal for Collecting By-product Oxygen – So frustrating

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