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Kedu ka ihe na-emepụta nitrogen si emepụta nitrogen?Ụzọ ole?

Ụdị mmepụta nitrogen gụnyere adsorption swing nrụgide, nkewa akpụkpọ ahụ na nkewa ikuku cryogenic.Nitrogen generator bụ akụrụngwa nitrogen emebere ma rụpụta ya dabere na teknụzụ mgbasa ozi nrụgide siri dị.Igwe nitrogen na-eji akwa carbon molecular sieve ebubata dị elu dị ka adsorbent ma na-eji ụkpụrụ nke nrụgide ikuku nke ime ụlọ na-ekewa ikuku iji mepụta nitrogen dị ọcha.Ọtụtụ mgbe, a na-ejikọta ụlọ elu adsorption abụọ n'otu n'otu, na PLC na-ebubata na-achịkwa ọrụ akpaaka nke valvụ pneumatic nke a na-ebubata ka ọ na-emeghachi mgbasa ozi nrụgide na nhụsianya iji mechaa nkewa nitrogen na oxygen ma nweta nitrogen dị ọcha chọrọ.

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Ụzọ mbụ bụ mmepụta nitrogen site na usoro cryogenic
Usoro a na-ebu ụzọ kpoo ikuku ma mee ka ikuku dị jụụ, wee mee ka ikuku dị jụụ.Iji ihe dị iche iche esi esi nke oxygen na nitrogen components, gas na mmiri mmiri kọntaktị na tray nke distillation kọlụm maka uka na okpomọkụ mgbanwe.The oxygen na elu esi n'ókè na-anọgide na condensed si uzuoku n'ime mmiri mmiri, na nitrogen na ala esi ebe a na-aga n'ihu na-ebufe na uzuoku, nke mere na nitrogen ọdịnaya na ebili uzuoku na-anọgide na-amụba, mgbe oxygen ọdịnaya na downstream. mmiri mmiri dị elu ma dị elu.Ya mere, oxygen na nitrogen na-ekewa iji nweta nitrogen ma ọ bụ oxygen.A na-eme usoro a na okpomọkụ dị ala karịa 120K, ya mere a na-akpọ ya nkewa ikuku cryogenic.
Nke abụọ bụ iji nrụgide swing adsorption na-emepụta nitrogen
Usoro mgbasa ozi na-emegharị nrụgide bụ ịhọrọ nke na-etinye oxygen na nitrogen n'ime ikuku site na adsorbent, ma kewaa ikuku iji nweta nitrogen.Mgbe ikuku na-echikota wee na-agafe na oyi akwa adsorption nke ụlọ elu adsorption, a na-ekpochasị mkpụrụ ndụ oxygen nke ọma, ụmụ irighiri ihe nitrogen na-anọgide na mpaghara gas ka ha ghọọ nitrogen.Mgbe mgbasa ozi ahụ ruru nha nha, a na-ewepụ mkpụrụ ndụ oxygen na-agbasa n'elu sieve molecular site na nbibi iji weghachi ikike mgbasa ozi nke sieve molecular, ya bụ, nyocha adsorbent.Iji na-enye nitrogen na-aga n'ihu, a na-ejikarị unit ahụ na-enwe ụlọ elu abụọ ma ọ bụ karịa, otu maka mgbasa ozi na nke ọzọ maka nyocha, ma gbanwee maka iji ya n'oge kwesịrị ekwesị.
Ụzọ nke atọ bụ imepụta nitrogen site na nkewa akpụkpọ ahụ
Usoro nkewa nke membrane bụ ikewapụ gas bara ụba nitrogen na gas agwakọta site na iji permeability selectivity nke organic polymerization membrane.Ihe nkiri ihe nkiri kachasị mma kwesịrị inwe nhọrọ dị elu na elu permeability.Iji nweta usoro akụ na ụba, achọrọ akpụkpọ anụ nkewa nke polymer dị oke mkpa, ya mere ọ chọrọ nkwado.Ihe agha ịkpọpu ngwá agha na-abụkarị ihe agha ịkpọpu akụkụ dị larịị na ihe mgbochi eriri eriri oghere oghere.Na usoro a, ọ bụrụ na mmepụta gas dị ukwuu, ebe a na-ahụ maka ihe nkiri a chọrọ dị ukwuu na ọnụahịa ihe nkiri dị elu.Usoro nkewa nke membrane nwere ngwaọrụ dị mfe yana ọrụ dị mma, mana anaghị eji ya eme ihe na ụlọ ọrụ.

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N'ịchịkọta, nke dị n'elu bụ isi ọdịnaya nke ụzọ dị iche iche nke mmepụta nitrogen.Nkewa ikuku nke Cryogenic nwere ike imepụta ọ bụghị naanị nitrogen, kamakwa mmiri mmiri nitrogen, nke enwere ike ịchekwa na tankị nchekwa mmiri nitrogen.Usoro ọrụ nke mmepụta nitrogen cryogenic na-abụkarị ihe karịrị otu afọ, yabụ anaghị atụle akụrụngwa njikere maka mmepụta nitrogen cryogenic.Ụkpụrụ nke mmepụta nitrogen site na nkewa ikuku nke akpụkpọ ahụ bụ na ikuku na-abanye na nzacha polymer akpụkpọ ahụ mgbe a na-enyocha ya site na compressor.N'ihi ọdịiche dị iche iche nke solubility na mgbasa ozi dị iche iche nke gas dị iche iche na akpụkpọ ahụ, ọnụ ọgụgụ nke permeation nke dị na akpụkpọ anụ gas dị iche iche dị iche iche.Mgbe ịdị ọcha nke nitrogen karịrị 98%, ọnụahịa ahụ karịrị 15% dị elu karịa nke PSA nitrogen generator nke otu nkọwapụta.


Oge nzipu: Jan-18-2022