Akụkọ

Njirimara ngwaahịa nke PSA nitrogen generator

Site na mmepe ngwa ngwa nke ụlọ ọrụ, a na-eji nitrogen eme ihe n'ọtụtụ ebe na chemicals, electronics, metallurgy, food, machinery, etc. Achọ nitrogen na mba m na-abawanye na ọnụ ọgụgụ karịa 8% kwa afọ.Nitrogen bụ kemịkalụ adịghị arụ ọrụ, ọ na-adịkwaghị adị n'okpuru ọnọdụ nkịtị, ọ dịghịkwa mfe iji ọgwụ ndị ọzọ meghachi omume.Ya mere, a na-eji nitrogen eme ihe n'ọtụtụ ebe dị ka mkpuchi gas na mkpuchi gas na ụlọ ọrụ metallurgical, ụlọ ọrụ eletrọnịkị, na ụlọ ọrụ kemịkalụ.N'ozuzu, ịdị ọcha nke gas na-echebe bụ 99.99%, ụfọdụ chọrọ nnukwu nitrogen dị ọcha karịa 99.998%.Mmiri mmiri nitrogen bụ ebe oyi na-adaba adaba, a na-ejikarị ya eme ihe na ụlọ ọrụ nri, ụlọ ọrụ ahụike, na ebe nchekwa semen nke ịzụ ụmụ anụmanụ.N'imepụta amonia sịntetik na ụlọ ọrụ fatịlaịza kemịkalụ, ọ bụrụ na a na-asa mmanụ sitere n'okike nke amonia sịntetik—hydrogen na nitrogen agwakọta gas na nitrogen mmiri mmiri dị ọcha, ọdịnaya nke gas inert nwere ike ịdị ntakịrị, yana ọdịnaya sọlfọ. monoxide na oxygen adịghị gafere 20 ppm.

Enweghị ike ịdọrọ nitrogen dị ọcha site na okike, na nkewa ikuku na-ejikarị eme ihe.Ụzọ nkewa ikuku gụnyere: usoro cryogenic, usoro mgbasa ozi nrụgide (PSA), usoro nkewa akpụkpọ ahụ.

Okwu mmalite nke usoro na akụrụngwa nke PSA nitrogen generator

Okwu mmalite nke usoro eruba

Ikuku na-abanye na ikuku compressor mgbe o wepụsịrị uzuzu na ihe ndị na-adịghị mma site na nzacha ikuku, ma na-agbanye ya na nrụgide achọrọ.Mgbe ọgwụgwọ na-ekpochasịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịhia) n'elu, a na-arụpụta ikuku dị ọcha nke abịakọrọ ọnụ.ndu.

Enwere ụlọ elu adsorption abụọ nke nwere carbon molecular sieve.Mgbe otu ụlọ elu na-arụ ọrụ, a na-akụtu ụlọ elu nke ọzọ maka nkwụsị.Ikuku dị ọcha na-abanye n'ụlọ elu adsorption na-arụ ọrụ, mgbe ọ na-agafe na sieve molecular, oxygen, carbon dioxide na mmiri na-etinye ya.The gas na-eru na njedebe mpụta bụ nitrogen na Chọpụta ego nke argon na oxygen.

Ụlọ elu ọzọ (ụlọ elu desorption) na-ekewa ikuku oxygen, carbon dioxide na mmiri na pores nke sieve molecular ma na-ebuga ya n'ime ikuku.N'ụzọ dị otú a, a na-eme ụlọ elu abụọ ahụ n'aka iji mechaa nkewa nke nitrogen na oxygen ma na-emepụta nitrogen na-aga n'ihu.Ịdị ọcha nke nitrogen na-emepụta site na ntụgharị nrụgide (_bian4 ya1) mgbasa ozi bụ 95%-99.9%.Ọ bụrụ na achọrọ nitrogen dị ọcha dị elu, a ga-agbakwunye ihe eji eme ka nitrogen dị ọcha.

95% -99.9% nitrogen mmepụta sitere na nrụgide swing adsorption nitrogen generator na-abanye na ngwa nke na-eme ka nitrogen dị ọcha, n'otu oge ahụ, a na-agbakwunye hydrogen kwesịrị ekwesị site na igwe na-agba ọsọ, na hydrogen na trace oxygen na nitrogen na-emeghachi omume n'ụzọ na-akpali akpali. ụlọ elu deoxygenation nke ngwá ọrụ dị ọcha iji wepụ oxygen na-eme ka ọ dị jụụ site na mmiri condenser, onye na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpochapụ mmiri, mgbe ahụ, a na-ehichapụ ya site na onye na-ehicha ọkụ (a na-eji ụlọ elu adsorption abụọ eme ihe ọzọ: a na-eji otu maka mgbasa ozi na mgbasa ozi). ihicha iji wepụ mmiri, nke ọzọ na-ekpo ọkụ maka desorption na drainage iji nweta nitrogen dị ọcha dị ọcha nwere ike iru 99.9995% ugbu a, ikike mmepụta nke nrụgide swing adsorption nitrogen n'ụwa bụ 3000m3n / h.