Usoro nke Mkpọnwụ TEG na gas eke bụ ụzọ nkịtị isi wepụ mmiri na gas eke.
A na-ekewapụ gas mmiri mmiri juru eju site na ntapụ mmiri 5 μm na n'elu site na ihe nkesa nzacha wee banye n'ime ụlọ nkewa gas na mmiri mmiri dị n'akụkụ ala nke ụlọ elu nnabata triethylene glycol nke ngalaba nkụchi mmiri iji kewaa mmiri efu nke enwere ike ibuga n'ụlọ elu nnabata mgbe ihe nkesa nzacha ahụ nọ n'ọnọdụ ihe mberede. Ọ na-abanye na ngalaba nnabata site na ihe na-ebuli elu nke ụlọ elu nnabata. A na-agba triethylene glycol emelitere n'elu ihe nkesa iji metụ aka nke ọma na gas eke dị n'ala elu na ihe nkesa ahụ maka nnyefe oke ma gbanwee iji wepụ mmiri. Ihe nkesa igwe ojii dị n'elu ụlọ elu ahụ na-ewepụ gas eke ewepụrụ mmiri maka ihe karịrị μm glycol drops si n'ụlọ elu ahụ pụta.
Mgbe ọ hapụsịrị ụlọ elu ahụ, ọ na-agbanwe okpomọkụ ya na glycol dị nro tupu ọ banye n'ụlọ elu ahụ site na ihe mgbanwe okpomọkụ iji belata okpomọkụ nke triethylene glycol na-abanye n'ụlọ elu ahụ. Gas eke mgbe mgbanwe okpomọkụ gasịrị na-abanye na ihe nkesa nzacha iji kewaa glycol ebu wee banye na pipeline mbupụ. Triethylene glycol bara ụba nke na-amịkọrọ mmiri dị na gas eke na-esi na ụlọ elu nnabata ahụ pụta ma banye na valvụ na-achịkwa ọkwa mmiri mmiri. Mgbe nrụgide gasịrị, ọ na-abanye na efere oyi reflux n'elu kọlụm mmiri mmiri bara ụba, na-agbanwe okpomọkụ ya na uzuoku ọkụ nke a na-emepụta na reboiler, na-enye ikike oyi reflux n'elu kọlụm ahụ, a na-ekpo ọkụ ruo ihe dị ka 50 ℃, paịpụ ọpụpụ ahụ na-abanyekwa na tankị ọkụ triethylene glycol. A na-ebelata nrụgide glycol bara ụba ruo 0.4MPa ~ 0.6MPa na tankị ọkụ, a na-agbapụtakwa gas hydrocarbon na gas ndị ọzọ agbazere na triethylene glycol, nke a na-eji dị ka gas mmanụ maka ọkụ nke reboiler.
Mmiri triethylene glycol nke na-agbaze agbaze na-abanye na nzacha igwe iji kpochapụ ihe ndị na-adịghị ọcha n'ime igwe, wee banye na nzacha carbon a na-arụ ọrụ iji tinyekwuo hydrocarbons agbazere na triethylene glycol na ihe ndị na-emebi emebi nke triethylene glycol. Mgbe ahụ, ọ na-abanye na efere ahụ nke na-agbaze agbaze na nke na-adịghị mma iji gbanwee okpomọkụ na triethylene glycol dị nro nke dị elu site na tankị mgbanwe okpomọkụ dị n'akụkụ ala nke triethylene glycol reboiler. Mgbanwe okpomọkụ na-arị elu ruo 120 ~ 130 ℃ ma banye na kọlụm mmiri dị nro.
N'ime ihe eji eme ka mmiri ọkụ triethylene glycol dị n'akụkụ ala nke kọlụm distillation, a na-ekpo ọkụ triethylene glycol ruo 193 ℃, a na-ekewa mmiri dị na triethylene glycol ma na-agbapụ ya site n'elu kọlụm distillation site na nkewa nke kọlụm distillation. Glycol dị nro nke nwere ihe dị ka 99% (WT) na-asọpụta site na kọlụm distillation mmiri dị nro na reboiler ruo na tankị mgbanwe okpomọkụ triethylene glycol dị ala. N'okpuru ọrụ nke gas akọrọ na kọlụm distilling mmiri dị nro, ntinye nke glycol dị nro na-abanye na tankị nchekwa okpomọkụ nwere ike iru 99.5% ~ 99.8%.
N'ime tankị glycol buffer, glycol dị nro nke nwere okpomọkụ dị ihe dị ka 193 ℃ na-abanye na glycol dị ọgaranya na nke dara ogbenye iji gbanwee okpomọkụ na glycol dị ọgaranya. Mgbe okpomọkụ dara ruo ihe dị ka 100 ℃, ọ na-abanye na mgbapụta. A na-etinye lean triethylene glycol n'ime ihe mgbanwe okpomọkụ gas-mmiri mmiri n'èzí ihe nnabata site na mgbapụta, jiri ihe mgbanwe okpomọkụ gas output mee ka ọ dị jụụ, wee banye n'elu ihe nnabata site na akụkụ elu nke mkpuchi ahụ iji mezue mgbasa mmiri mgbaze.
A na-esi na ngalaba paịpụ gas akọrọ na ebe a na-esi abanye na absorber ahụ pụta wee banye na paịpụ ọkụ gas akọrọ nke tank mgbanwe okpomọkụ dị na ala nke triethylene glycol reboiler. Mgbe e jiri triethylene glycol dị nro kpoo ya ọkụ, a na-akụ ya ruo 0.4MPa site na valvụ na-achịkwa nrụgide nkeonwe wee banye na tankị gas a na-echekwa mmanụ. Mgbe ọ hapụsịrị tankị gas a na-echekwa mmanụ, a na-ekewa ya ụzọ abụọ. Otu ụzọ a na-ekpo ọkụ ma banye n'akụkụ ala nke kọlụm mmiri a na-ewepụ mmiri dị nro dị ka gas a na-ewepụ mmiri dị nro; nke ọzọ bụ gas mmanụ eji eme ihe dị ka ihe na-ekpo ọkụ.
Oge ozi: Mee-15-2022