Bayani
Iskar gas ta halitta (decarbonization) ta yi karo da iskar gas, babbar hanya ce ta tsarkake iskar gas ko magani. PSA wata fasaha ce ta rage yawan iskar gas wadda ke cimma shaƙar CO2 da kuma cirewa ta hanyar canza matsin lamba na aiki. Wannan fasaha yawanci tana shaƙar CO2 da kuma raba iskar gas ta hanyar matsin lamba na aiki na 0.5~1MPa, sannan tana shaƙar iskar gas don kammala sabunta iskar gas. Hanyar PSA ta ƙunshi shaƙar jiki, kodayake idan aka kwatanta da shaƙar sinadarai, ƙarfin shaƙar ta yana da iyaka kuma zaɓin ta yana da ƙasa; Duk da haka, kwararar tsarin PSA abu ne mai sauƙi, mai shaƙar yana da tsawon rai na sabis, yana da sauƙin sake farfaɗowa, kuma yana da ƙarancin amfani da makamashi. A lokaci guda, yana kuma da fa'idodi kamar babban aiki da kansa, fa'idodin muhalli masu kyau, da sassaucin aiki mai yawa. Musamman lokacin da ake mu'amala da iskar gas mai matsin lamba, yawanci ba sai an sake matsa shi ba. Ana iya amfani da hanyar PSA a zafin ɗaki ba tare da buƙatar dumama da sanyaya ba, wanda ke adana amfani da makamashi sau 1-2 idan aka kwatanta da hanyar TSA; Bugu da ƙari, idan aka kwatanta da hanyar TSA iri ɗaya, hanyar PSA tana buƙatar ƙarancin adadin sha.
Yawan sinadarin carbon dioxide a cikin ma'aunin ingancin iskar gas bai kamata ya wuce kashi 3% ba, haka kuma carbon dioxide a cikin ruwa bayan ƙarfen yana da ƙarfi sosai. Idan ƙimar PH iri ɗaya ce, rabon acidity na carbon dioxide shi ma ya fi girma, don haka matakin tsatsa na carbon dioxide a kan ƙarfe shi ma ya fi girma.
Shafawa ta hanyar amfani da matsin lamba (PSA) sabuwar fasaha ce da ake amfani da ita don raba cakuda iskar gas a cikin fasahar raba iskar sha. Idan aka kwatanta da hanyar shan sinadarai ta gargajiya, fasahar PSA tana da kyau a fannin tattalin arziki don cirewa da dawo da H2S da CO2 daga iskar gas, kuma ana ci gaba da haɓaka ta sosai.
Fasahar raba iskar gas ta PSA tana da fa'idodi kamar sauƙin aiki, ƙarancin rage matsin lamba, bushewar iska yayin cire CO2, ƙarancin ma'aunin raɓa na iskar gas da ruwa mai tsafta, kuma samfuran na iya biyan buƙatun fitar da iskar gas. Ana iya amfani da PSA don tattara CO2 da kuma cire sulfur a cikin iskar gas.
Jadawalin kwarara
An gudanar da shaye-shaye a ƙarƙashin matsin lamba kuma an gudanar da shaye-shaye a ƙarƙashin ƙarancin matsin lamba. Saboda zagayowar shaye-shaye ta yi gajeru kuma ba za a iya kawar da zafin shaye-shaye a kan lokaci ba, ana iya amfani da shi don shaye-shaye. Saboda haka, zafin gadon shaye-shaye da zafin shaye-shaye ya haifar ba shi da wani canji sosai, wanda za a iya ɗauka a matsayin tsari na isothermal. Aikin gadon shaye-shaye na dindindin guda ɗaya, ko shaye-shaye ne na yanayin zafi ko shaye-shaye na matsi, saboda mai shaye-shaye yana buƙatar sake farfaɗowa, shaye-shaye yana faruwa ne a lokaci-lokaci. A cikin masana'antu, ana amfani da gadaje biyu ko fiye na shaye-shaye, don haka shaye-shaye da sake farfaɗo da gadon shaye-shaye ana yin su a madadin (ko kuma a sake zagayowar), don tabbatar da ci gaba da tsarin shaye-shaye gaba ɗaya.
Siffofin aiki
Ingancin skid ɗin decarbonization na matsi mai juyawa yana da kashi 90%. Ana iya raba CO2 ta hanyar canjin matsin lamba da shaƙar jiki, ba tare da amsawar sinadarai ba. Baya ga cire CO2, ana amfani da fasahar PSA sosai wajen dawo da da tsarkake H2, CH4, CO2, CO2 da sauran iskar gas.
