Hōʻike Huahana
ʻO Nitrogen, ma ke ʻano he kinoea nui loa i ka lewa, he pau ʻole a hemo ʻole. He kala ʻole, ʻaʻohe ʻaʻala, aniani moakaka, subinert a ʻaʻole kākoʻo i ke ola. Hoʻohana pinepine ʻia ka nitrogen kiʻekiʻe ma ke ʻano he kinoea pale i nā wahi kahi i kaʻawale ai ka oxygen a me ka ea. ʻO ka ʻike o ka nitrogen (N2) i ka lewa ʻo 78.084% (ua hoʻokaʻawale ʻia ka nui o nā kinoea ʻokoʻa i ka lewa i N2: 78.084%, O2: 20.9476%, Argon: 0.9364%, CO2: Nā H2 ʻē aʻe, CH4, N2O, ʻO3, SO2, NO2, a me nā mea ʻē aʻe, akā heʻuʻuku loa ka ʻike), 28 ka nui o ka mole molekika, kahi e hoʻolapalapa ai: -195.8, kiko condensation: -210.
ʻO ka adsorption swing swing adsorption (PSA) ka hana hana nitrogen kaomi adsorption, ka lewa lewa, pono e hoʻohana i ka ea i hoʻopaʻa ʻia. ʻO ke kaomi adsorption ʻoi loa o ka sieve mole kalepona i hoʻohana ʻia i kēia manawa ʻo 0.75 ~ 0.9MPa. ʻO ke kinoea i loko o ka ʻōnaehana hana nitrogen holoʻokoʻa ma lalo o ke kaomi a loaʻa ka hopena i ka ikehu. ʻElua, PSA hana hana nitrogen loina: ʻo JY / CMS kaomi hoʻololi i ka adsorption nitrogen mīkini he sieve kalapona kalapona ma ke ʻano he adsorbent, e hoʻohana ana i ka adsorption puʻe, ke kumu desorption haʻahaʻa i lalo mai ka adsorption lewa a hoʻokuʻu i ka oxygen, i mea e hoʻokaʻawale ai i nā pono hana o ka nitrogen. ʻO ke kānana kalapona kalapona kahi ʻano lanahu e like me ka mea maka maka, ma hope o ka wili ʻana, ka hoʻowali ʻana, ka hoʻoheheʻe ʻana, ka hana ʻana a me ka hana ʻana ma o ka ʻenehana hana ʻenehana ana, kahi a me nā adsorbent granular cylindrical kūloko i piha i nā pores, i ka inika ʻeleʻele, ka mahele o ke ana e like me i hōʻike ʻia i ke kiʻi ma lalo: ke kānana kalapona kalapona pore nui ʻokoʻa mahele o O2, N2, no laila hiki iā ia ke hoʻomaopopo i ka hoʻokaʻawale hōʻeuʻeu. Hāʻawi kēia pore size pores i nā ʻenekini ʻokoʻa e loli i loko o nā pores o ka sieve mole i nā helu ʻokoʻa me ka ʻole o ka hoʻokuʻu ʻana i kekahi o nā kinoea i ka hoʻohuihui (ea). ʻO ka hopena o ka sieve molekiola kalapona i ka hoʻokaʻawale ʻia ʻana o O2 a me N2 ma muli o ka ʻokoʻa iki o ke anawaena kinetic o nā kinoea ʻelua. He anawaena kinetic liʻiliʻi ko O2, no laila he wikiwiki wikiwiki ka diffusion i nā micropores o ke kānana mole mole, ʻoiai ʻo N2 kahi anawaena kinetic nui, no laila ua lohi ka nui o ka diffusion. ʻO ka diffusion o ka wai a me CO2 i ka lewa i hoʻopaʻa ʻia ua like ia me ka oxygen, ʻoiai argon e loli mālie. ʻO ka noʻonoʻo hope loa mai ka kolamu adsorption kahi hui o N2 a me Ar. Hiki ke hōʻike maʻalahi ʻia nā hiʻohiʻona adsorption o ke kānana molekoki kalapona no O2 a me N2 e ka pale adsorption equilibrium a me ka pihi adsorption hōʻeuʻeu: mai kēia mau pali adsorption ʻelua, hiki ke ʻike ʻia ka hoʻonui ʻana o ka pihi adsorption hiki ke hana i ka hiki o ka adsorption o O2 a me N2 piʻi. i ka manawa like, a ʻo ka hoʻonui ʻana o ka O2 adsorption hiki ke ʻoi aku ka nui. Pōkole ke kau adsorption swing swing, a ʻo ka hiki o ka adsorption o O2 a me N2 mai kahi e hiki ai i ke kaulike (keu keu), no laila ʻo ka ʻokoʻa o ka helu diffusion o O2 a me N2 ka mea i ʻoi aku ka nui o ka adsorption o O2 ma mua o ka N2 i kahi pōkole. wā o ka manawa. ʻO ka hana ʻana o ka nitrogen adsorption nitrogen production ka hoʻohana ʻana o ke kānana kalapona mole kānana adsorption ʻano, ka hoʻohana ʻana o ka adsorption pressure, decompression desorption cycle, no laila ua hoʻopili ʻia ka ea i loko o ka hale kia adsorption (hiki ke hoʻopau ʻia e ka hale kiaʻi hoʻokahi) e hoʻokō i ka hoʻokaʻawale ʻana o ka ea, i mea e hoʻomau ai e hoʻohua i ka hauota huahana kiʻekiʻe.
Palapala noi
Hoʻohana ākea ka lakohana i ka ʻaila, kemikala, uila uila, ʻume mākenēki, aniani, hoʻomaʻamaʻa wela hao, metallurgy, mālama meaʻai, lāʻau lapaʻau, mea hoʻomomona kemikolo, ea, nā pākaua, nā lānahu, nā hoʻouna, aerospace a me nā ʻoihana ʻē aʻe, no ka hana ʻana i nā mea kūʻai aku i hāʻawi i kahi hōʻoia pono, a lanakila i ka hilinaʻi o nā mea kūʻai aku he nui i ka ʻoihana ʻenehana.
E hoʻokumu ʻia ka ʻoihana ma ka hilinaʻi maikaʻi, me ka ʻenehana, pono kūpono, lawe wikiwiki, lawelawe manawa kūpono i ka mākeke, e hālāwai me nā pono o nā mea kūʻai aku e like me ka pahuhopu hana, hoʻoikaika mau i ka hoʻopukapuka ʻepekema a me ʻenehana e hana i nā huahana o nā ʻoihana ʻenehana kiʻekiʻe. , ʻoi aku ka hana, e hoʻolako i nā mea hoʻohana me nā huahana waiwai a me nā lawelawe loea.