Lu tax Alumina biñ aktive am solo ci liggéeyu defaraat soufre bu Claus?
Katalis alumina yi ñuy jëfandikoo ci Claus Sulphur Recovery Units ñooy xeetu katalis yiñ gëna jëfandikoo ci liggéey bii. Alumina bu am sell bu rëy mooy catalyse reaction bi am ci digganté sulfure d'hydrogène (H2S) ak dioxyde de soufre (SO2) ngir defar soufre elementaire (S), ci noonu lañuy jàppale hydrolyse soufre bi am produit yu melni sulfure carbonyl (COS) ak disulfure carbonique (CS2), loolu mooy yokk njuréefi sulfur bi.
Luy Claus Process Recuperation Sulfur?
Processus Claus bi bokk na ci xaralay recuperation sulfur yiñ gëna jëfandikoo ci liggéeyukaay yu bees yi. Dañu koy gëna jëfandikoo ngir soppi gaz asid bu am H2S ci element S, ci noonu lañuy wàññi polusioŋ environmaa bi juddoo ci génnug sulfure yi. Processus Claus biy jëlaat soufre mingi aju ci barabi usine yu bari yuy defar gaz asid yu bari yu am soufre, lu ci melni:
* Raffinerie petroleum yi: ngir am soufre ci gaz asid yiy génn ci liggéeyu raffinage bi;
* Liggéeyu gaz naturel: ngir raxas gaz asid yiy génn ci desulfurisation gaz naturel;
* Liggéeyukaay yi defar chimik ci këriñ: ngir raxas gaz asid yi am sulfur, ñuy génne ci gazification këriñ ak ci setal syngas;
* Liggéeyukaay coke: soppi sulfure hydrogène bi ci gasu four de coke mu nekk soufre élémentaire;
* Liggéeyukaay petrochimique: ngir am soufre ci H2S-am gaz yiy liggéey;
* Liggéeyukaay yi jëm ci sulfure: liggéey ci sulfur yi am gaz yu baaxul yi bawoo ci asid sulfurik, viscose ak fibre chimik.
Fan lañuy def katalis aluminium ci biir klaus bi?
Benn jumtukaayu Claus buy jëlaat soufre amna sistem buy dundal gaz asid, four gaz asid, chaudière tàngoor bu baaxul, kondensatër soufre, reactor catalytique Claus, ak fosoŋu dajale soufre bu ndoxe wala reservoir buy tëj soufre.
Reaction bi gëna am solo ci procédure Claus mooy reaction bi am ci digganté H2S ak SO2ngir defar soufre élémentaire. Ci jëf, benn wàll ci H2S mooy njëkka lakk ngir génne SO2; SO biy génne2ba noppi mu jaxasoo ak H bi des2S ci kaw benn katalis -reaction Claus-ngir defar vapër sulfure, biy génne soufre ndoxe su seddee.
Ba taxna,Catalyseur d'alumine de Clausñu ngi koy gëna jëfandikoo ci reactor katalitik yii. Ak lall katalisatëru usine Claus yi dañuy faral di jëfandikoo alumine buñ aktive.
Liggéeyu katalisatëru aluminium buñ aktive ci liggéeyu klaus
Catalyser reaction Claus bu mag bi. Loolu mooy liggéey bi gëna am solo! Ku amul katalis, viteesu reaction bi diggante H2S ak SO2defa yeex; waaye, alumina buñ aktive dafay joxe ay surface yu bari yuy aktive, loolu mooy tax reaction bi mëna gaaw jegesi equilibre bi ci tàngoor wi usine yi mëna nangu.
Catalyse de l'hidrolyse COS. Lu weesu H2S, gaz asid dafay bari CO2, idrokarbur, ak tuuti ci sulfure organik. Ci biir four reaction thermique, yenn composé organik yu am soufre dañuy formu COS ak CS2. Alumina buñ aktive dafay catalyse soppi sulfur bi ci biir COS mu dellu ci H2S, may ko mu dugg ci sistemu reaksioŋ Claus; loolu lu am solo la ngir mëna yokk tolluwaayu recuperation sulfur bi.
CS katalisatër2hydrolyse. CS2nekk na produit bu gëna am solo ci procédure Claus. hydrolyse de CS2soppi sulfur bi nekk ci biir molecule bi dellu ci H2S, may ko mu mëna bokk ci reaction Claus; lii beneen fonction bu am solo la ci katalis alumina yuñ aktive.
Lu tax alumina buñ aktive mën na nekk lu am solo ci Claus Recuperation Sulfur?
Ngir katalis Claus yu lalu ci alumina-, li am solo du yokk Al2O3mbinde. Lu moy loolu, fàww ñu defar bu baax surface bi, pore yi, liggéeyu surface bi, ak baña deactivate.
Kontaan ci dayo molecule yu wuute yi ci H2S, SO2, COS, CS2, ak H2O-ak li tax reaction Claus bi dafay boole gaz yu bari yu am komponent ci biir particule catalyseur yi, dafay am solo lool. Sudee pore yi dañu tuuti lool, diffusion reactant bi dafay gàllankoor ba noppi resistance diffusion bi ci biir dafay gëna yokk, loolu dafay tere ñu jëfandikoo bu baax barab yi am ci biir catalyseur bi. Waaye sudee pore yi dañu yaatu lool, limu barab yiy liggéey dafay wàññeeku. Kon, catalyseur Claus usine yi deñuy soxla distribution pore buñu defar ci anam wu amul benn werante, alumine buñ aktive mën na joxe surface bi war ak structure pore yi ngir mëna dëppoo ak loolu ñuy laaj.
Sinmat Chimiquedafay joxe -setal bu yéegcatalyseur d'alumine activérawatina ci liggéeyu Claus ngir am soufre. Ngir am ci yeneen leeral, xoolalalumina buñ aktivekategori produit.
