Lefapheng la karohano le tlhoekiso ea khase, ka matlafatso ea ts'ireletso ea tikoloho, hammoho le tlhoko ea hajoale ea ho se nke lehlakore ha carbon, CO.2ho tšoara, ho monya ha likhase tse kotsi, le ho fokotsa mesi e silafatsang e se e le litaba tsa bohlokoa le ho feta. Ka nako e ts'oanang, hammoho le phetoho le ntlafatso ea indasteri ea rona ea tlhahiso, tlhoko ea khase e hloekileng e ntse e eketseha. Litheknoloji tsa karohano ea khase le ho hloekisa li kenyelletsa mocheso o tlase oa distillation, adsorption le diffusion. Re tla hlahisa mekhoa e 'meli e tloaelehileng le e tšoanang ea adsorption, e leng khatello ea khatello ea maikutlo (PSA) le adsorption e fapaneng ea mocheso (TSA).
Molao-motheo oa khatello ea khatello ea maikutlo (PSA) o ipapisitse le phapang ea litšobotsi tsa adsorption ea likarolo tsa khase ka thepa e tiileng le litšobotsi tsa ho fetoha ha molumo oa adsorption ka khatello, ho sebelisoa phetoho ea khatello ea nako le nako ho phethela karohano le tlhoekiso ea khase. Variable-temperature adsorption (TSA) e boetse e nka monyetla oa liphapang tsa ts'ebetso ea adsorption ea likarolo tsa khase ho lisebelisoa tse tiileng, empa phapang ke hore matla a adsorption a tla angoa ke liphetoho tsa mocheso, le tšebeliso ea nako le nako e fapaneng ea mocheso ho fihlela karohano ea khase. le tlhoekiso.
Khatello ea ho swing adsorption e sebelisoa haholo ho ts'oaroa ha carbon, tlhahiso ea hydrogen le oksijene, karohano ea nitrogen methyl, karohano ea moea, ho tlosoa ha NOx le masimo a mang. Hobane khatello e ka fetoloa kapele, potoloho ea khatello ea khatello ea adsorption hangata e khuts'oane, e ka phethelang potoloho ka metsotso e seng mekae. 'Me adsorption e fapaneng ea mocheso e sebelisoa haholo ho ts'oara k'habone, tlhoekiso ea VOCs, ho omisoa ha khase le masimo a mang, e lekantsoeng ke sekhahla sa phetisetso ea mocheso ea sistimi, nako ea ho futhumatsa le ho futhumatsa e telele, potoloho e fapaneng ea mocheso e tla ba telele, ka linako tse ling e ka fihla ho feta. ho feta lihora tse leshome, kahoo mokhoa oa ho fumana mocheso o potlakileng le o pholileng hape ke e 'ngoe ea litsela tsa lipatlisiso tsa adsorption tse fapaneng tsa mocheso. Ka lebaka la phapang ea nako ea potoloho ea ts'ebetso, e le hore e sebelisoe lits'ebetsong tse tsoelang pele, PSA hangata e hloka litora tse ngata ka ho bapisa, 'me litora tse 4-8 ke linomoro tse tšoanang tse tšoanang (ho khutsufatsa potoloho ea ts'ebetso, lipalo tse bapileng haholoanyane). Ha nako ea adsorption ea mocheso e fapaneng e le telele, litšiea tse peli li sebelisoa ka kakaretso bakeng sa adsorption e fapaneng ea mocheso.
Li-adsorbents tse sebelisoang haholo bakeng sa adsorption e fapaneng ea mocheso le khatello ea swing adsorption ke sieve ea molecular, activated carbon, silica gel, alumina, joalo-joalo, ka lebaka la sebaka sa eona se seholo se ikhethileng, hoa hlokahala ho khetha adsorbent e nepahetseng ho latela litlhoko tsa eona. tsamaiso ea karohano. Khatello adsorption le khatello ea sepakapaka ea khatello ea sepakapaka ke litšobotsi tsa khatello ea khatello ea maikutlo. Khatello ea khatello ea khatello ea maikutlo e ka fihla MPa tse 'maloa. Thempereichara e sebetsang ea adsorption e fapaneng ea mocheso hangata e haufi le mocheso oa kamore, 'me mocheso oa ho futhumatsa o ka fihla ho feta 150 ℃.
Bakeng sa ho ntlafatsa ts'ebetso le ho fokotsa tšebeliso ea matla, theknoloji ea vacuum swing swing adsorption (VPSA) le vacuum swing adsorption (TVSA) theknoloji e tsoa ho PSA le PSA. Ts'ebetso ena e rarahane ebile e theko e boima, e etsa hore e tšoanelehe bakeng sa ts'ebetso e kholo ea khase. Vacuum swing adsorption ke adsorption khatellong ea sepakapaka le desorption ka ho pompa vacuum. Ka mokhoa o ts'oanang, vacuuming nakong ea ts'ebetso ea desorption le hona ho ka fokotsa mocheso oa desorption le ho ntlafatsa ts'ebetso ea desorption, e tla thusa ts'ebelisong ea mocheso oa boemo bo tlase ts'ebetsong ea adsorption e fapaneng ea mocheso.
Nako ea poso: Feb-05-2022
