MDEA desulphurization skid don maganin iskar gas

Bayani

MDEA desulfurization (desulfurization) skid, wanda kuma ake kira MDEA sweeting skid, na'ura ce mai mahimmanci a cikin tsarkakewar iskar gas ko kwandishan gas.

MDEA desulfurization skid ga halitta gas ne ko da yaushe soma a lokacin da carbon sulfur na iskar gas ne in mun gwada da high , da kuma lokacin da zaži kau na H2S ake bukata don samun acid gas dace da Claus shuka sarrafa, da sauran yanayi da za a iya zaba don cire H2S; Lokacin cire H2S da cire adadi mai yawa na CO2, MDEA da sauran alcoholamine (irin su DEA) ana iya amfani da su azaman hanyar amine mai gauraya;

Tsari

Bayan m da ruwa impurities aka cire daga feed gas ta hanyar SEPARATOR da tace SEPARATOR, da feed gas ne desulphurized a taso kan ruwa bawul hasumiya. Ana amfani da maganin Methyl diethanol (MDEA) azaman desulphurizer a cikin hasumiya.

Bayan cire ɗan ƙaramin kumfa na ruwa na MDEA daga iskar gas ta hanyar mai raba tsarkakewa, jigon iskar gas ya shiga hasumiya na bushewa.

Ana amfani da TEG don rage ruwan iskar gas ɗin da ke cikin hasumiya kuma ana amfani da busasshiyar iskar gas daga hasumiya ta bushewa. Ana amfani da iskar gas a matsayin iskar gas ɗin da ta dace don fitarwa.

Ruwan wadataccen ruwa na MDEA a cikin hasumiya mai lalata yana walƙiya don cire hydrocarbons da tacewa ta hanyar tacewa. Sa'an nan kuma an mai zafi da tururi don sake farfado da ruwa mara kyau na MDEA, wanda aka tura shi zuwa hasumiya na desulfurization don lalata cyclic.

Ana cire iskar gas daga MDEA mai wadataccen ruwa mai walƙiya ta mai raba ruwa-acid, kuma ana fitar da maganin MDEA da aka raba zuwa hasumiya mai lalata. Ruwan wadataccen ruwa na TEG da aka yi amfani da shi a hasumiya na bushewa yana zafi don sake farfado da matsalar TEG mara kyau ta hanyar distillation ginshiƙi, tanki mai walƙiya da tacewa. Ana tura shi zuwa hasumiya na bushewa don bushewar hawan keke.

Bayan allurar H2S gas a cikin tankin ajiyar gas na acid a wurin rabuwa na mai raba ruwa na acid, ana preheated a cikin tanderun amsawa kuma yana amsawa tare da iskar da injin damfara ya tsotse don samar da SO2, wanda ke amsawa tare da sauran H2S don samar da elemental. sulfur, sa'an nan kuma samun sulfur bayan sanyaya.

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