Nasarar da muka samu ta hanyar cire sulfur daga iskar gas tana kan aiki a wurin aikin

Wannan aikin yana cikin birnin Suining, lardin Sichuan, China. Ruwan da ake samu ya kai mita cubic miliyan 3 a kowace rana.

skid na MDEA desulphurization (desulfurization), wanda kuma ake kira MDEA sweeting skid, muhimmin abu ne a cikin tsarkake iskar gas ko kuma sanyaya iskar gas.

skid ɗin cire sulfurization na MDEAdon iskar gas koyaushe ana ɗaukarta ne lokacin da carbon sulfur na iskar gas ɗin abinci yake da yawa, kuma lokacin da aka cire H2₂Ana buƙatar S don samun iskar acid da ta dace da sarrafa masana'antar Claus, da sauran yanayi da za a iya zaɓa don cire H₂S; Lokacin cire H₂S da kuma cire adadi mai yawa na CO₂, MDEA da sauran alcoholamine (kamar DEA) za a iya amfani da su azaman hanyar amine mai gauraya;

Bayan an cire ƙazanta mai ƙarfi da ruwa daga iskar gas ɗin ciyarwa ta hanyar rabawa da mai rabawa, ana cire iskar gas ɗin ciyarwa daga cikin hasumiyar bawul ɗin iyo. Ana amfani da maganin MDEA a matsayin mai cire sulfur a cikin hasumiyar. Bayan cire ƙaramin adadin kumfa na ruwa na MDEA daga iskar gas ta hanyar rabawa mai tsafta, iskar gas mai laushi ta shiga hasumiyar bushewa.

Ana amfani da TEG don fitar da iskar gas mai danshi a cikin hasumiyar kuma ana amfani da busasshen iskar gas daga hasumiyar bushewa. Ana amfani da iskar gas ta halitta a matsayin iskar gas mai inganci don fitarwa. Ruwan da ke cikin hasumiyar bushewar ruwa ta MDEA yana ƙafewa da walƙiya don cire hydrocarbons sannan a tace shi ta hanyar tacewa. Sannan ana dumama shi da tururi don sake farfaɗo da ruwan MDEA mara kyau, wanda ake tura shi zuwa hasumiyar bushewar ruwa don sake bushewar ruwa ta hanyar iska.

Ana cire iskar gas daga ruwan da ke ɗauke da sinadarin acid-water flash daga MDEA, sannan a tura ruwan da aka raba zuwa hasumiyar cire sinadarin sulfate. Ana dumama ruwan da ke ɗauke da sinadarin TEG mai yawa da ake amfani da shi a hasumiyar bushewa don sake farfaɗo da ruwan TEG mara kyau ta hanyar ginshiƙin tacewa, tankin walƙiya da matattara. Ana tura shi zuwa hasumiyar bushewa don bushewar iskar gas mai sauri.

Bayan allurar H₂Iskar S a cikin tankin ajiyar iskar acid a wurin rabuwar ruwan acid, ana sanya ta a cikin tanda mai zafi sannan ta yi aiki da iskar da na'urar sanyaya iska ta tsotse ta samar da SO2₂, wanda ke amsawa da sauran H₂S don samar da sinadarin sulfur, sannan ya sami sulfur bayan ya sanyaya.

Iskar gas bayan cire sulfur zai shiga cikin iskar gasna'urar bushewar iskar gassannan a aika shi zuwa ga injin samar da iskar gas injinan samar da wutar lantarki ta hanyar bututun mai, wanda zai iya samar da wutar lantarki mai karfin kilowatt miliyan 100.

Tuntuɓi:

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Adireshi: Lamba ta 8, Sashe na 2 na Titin Tengfei, Gundumar Shigao, Sabon Yankin Tianfu, birnin Meishan, Sichuan China 620564