Nkọwa ngwaahịa
Nitrogen, dị ka gas kasị ukwuu na ikuku, bụ ihe na-adịghị agwụ agwụ na nke na-adịghị agwụ agwụ. Ọ bụ enweghị agba, enweghị isi, transperent, subinert na anaghị akwado ndụ. A na-ejikarị nitrogen dị ọcha eme ihe dị ka gas nchebe na ebe ikuku oxygen ma ọ bụ ikuku dịpụrụ adịpụ. Ọdịnaya nke nitrogen (N2) na ikuku bụ 78.084% (a na-ekewa otu olu nke gas dị iche iche na ikuku na N2: 78.084%, O2: 20.9476%, Argon: 0.9364%, CO2: H2 ọzọ, CH4, N2O, O3, SO2, NO2, wdg, ma ihe dị n'ime ya dị ntakịrị), ịdị arọ molekụla bụ 28, isi ihe na-esi ísì: -195.8, ebe nkwụsị: -210.
Nrụgide swing adsorption (PSA) nitrogen mmepụta usoro bụ nrụgide adsorption, ikuku desorption, ga-eji ikuku abịakọrọ. Ihe kacha mma mgbasa ozi nke carbon molecular sieve eji ugbu a bụ 0.75 ~ 0.9MPa. Gas na usoro mmepụta nitrogen dum nọ n'okpuru nrụgide ma nwee mmetụta ike. Abụọ, PSA nitrogen mmepụta ụkpụrụ: JY / CMS mgbali mgbanwe adsorption nitrogen igwe bụ carbon molekul sieve dị ka adsorbent, na-eji mgbali adsorption, nzọụkwụ-ala desorption ụkpụrụ si ikuku adsorption na ntọhapụ nke oxygen, ka ikewapụ akpaka akụrụngwa nke nitrogen. Carbon molecular sieve bụ ụdị coal dị ka isi akụrụngwa, mgbe egweri, oxidation, ịkpụzi, carbonization na esichara site pụrụ iche groove nhazi teknụzụ, elu na esịtidem cylindrical granular adsorbent nke jupụtara pores, na ojii ink, uzo nkesa dị ka. gosiri na ọnụ ọgụgụ dị n'okpuru: carbon molecular sieve pore size nkesa e ji mara O2, N2, n'ihi ya, ọ pụrụ ịghọta ike nkewa. Nkesa nha nke pore a na-enye ohere ka ikuku dị iche iche gbasaa n'ime oghere nke sieve molecular n'ụdị dị iche iche na-ewepụghị gas ọ bụla dị na ngwakọta (ikuku). Mmetụta nke carbon molecular sieve na nkewa nke O2 na N2 dabere na obere ọdịiche dị na dayameta kinetic nke gas abụọ ahụ. O2 nwere obere dayameta kinetic, ya mere ọ nwere mgbasa ozi ngwa ngwa na micropores nke carbon molecular sieve, ebe N2 nwere nnukwu dayameta kinetic, ya mere ọnụego mgbasa ozi na-eji nwayọọ nwayọọ. Mgbasa nke mmiri na CO2 na ikuku abịakọrọ yiri nke oxygen, ebe argon na-agbasa nwayọọ nwayọọ. Ntinye ikpeazụ sitere na kọlụm adsorption bụ ngwakọta nke N2 na Ar. Enwere ike igosi njirimara adsorption nke carbon molecular sieve maka O2 na N2 site n'ụzọ ziri ezi site na nha mgbasa ozi na-agbanwe agbanwe na usoro mgbasa ozi siri ike: site na akụkụ abụọ a nke mgbasa ozi, enwere ike ịhụ na mmụba nke nrụgide adsorption nwere ike ime ka ikike adsorption nke O2 na N2 dịkwuo elu. n'otu oge ahụ, na mmụba nke ikike adsorption O2 ka ukwuu. Oge mgbasa ozi na-emegharị nrụgide dị mkpụmkpụ, na ikike mgbasa ozi nke O2 na N2 dị anya site na iru nha nha (ọnụahịa kachasị elu), ya mere ọdịiche nke mgbasa ozi nke O2 na N2 na-eme ka ikike mgbasa ozi nke O2 dị ukwuu karịa nke N2 na nkenke. oge nke oge. Nrụgide swing adsorption nitrogen mmepụta bụ ojiji nke carbon molekul sieve nhọrọ adsorption e ji mara, ojiji nke nrụgide adsorption, decompression desorption okirikiri, nke mere na abịakọrọ ikuku alternately n'ime adsorption ụlọ elu (nwekwara ike dechara site otu ụlọ elu) nweta ikuku nkewa, ka ọ na-aga n'ihu na-emepụta nitrogen ngwaahịa dị ọcha.
Ngwa
The akụrụngwa na ọtụtụ-eji mmanụ ala, chemical, electronics, magnetik ihe, iko, metal okpomọkụ ọgwụgwọ, metallurgy, nri nchekwa, ọgwụ, chemical fatịlaịza, plastic, taya, coal, mbupu, aerospace na ndị ọzọ ọrụ, maka mmepụta nke ndị ahịa ka nye nkwa a pụrụ ịdabere na ya, wee nweta ntụkwasị obi nke ọtụtụ ndị ahịa na mpaghara mmepụta ihe.
Ụlọ ọrụ ahụ ga-adabere na ezi okwukwe, na nkà na ụzụ, àgwà a pụrụ ịdabere na ya, nnyefe ngwa ngwa, ọrụ oge na-aga n'ahịa, iji gboo mkpa ndị ahịa dị ka ihe mgbaru ọsọ ọrụ, na-ewusi itinye ego na sayensị na nkà na ụzụ mgbe niile iji mee ka ngwaahịa ụlọ ọrụ dị elu nke nkà na ụzụ. , ihe bara uru, iji nye ndị ọrụ ngwaahịa na ọrụ teknụzụ bara uru karị.
