Ubunjiniyela bokuqoqwa kwegesi yasensimini kawoyela (okungukuthi igesi ehlobene namafutha angahluziwe) kanye nobunjiniyela besistimu yezokuthutha ngokuvamile buhlanganisa: ukuqoqwa kwegesi, ukucutshungulwa kwegesi; Ukuthuthwa kwegesi eyomile kanye ne-hydrocarbon elula; Ukuthuthwa kwe-oyela engahluziwe okuvaliwe, ukuzinza kwe-oyela engahluziwe, ukugcinwa kwe-hydrocarbon elula, njll.
Ukuqoqwa kwegesi yensimu kawoyela
Ngemva kokuba uwoyela ongahluziwe uphume emthonjeni wamafutha futhi ulinganiswa yisihlukanisi semitha, uwoyela negesi kuthuthwa ku-oyela negesi ehlukanisayo esiteshini sokudlulisa uwoyela. Igesi ye-Oilfield ihlukaniswa namafutha angahluziwe bese ingena kunethiwekhi yokuqoqa igesi. Ngokuvamile, isiteshi sokuqoqa igesi esizicindezelayo noma esiqinisayo sakhiwe esiteshini esihlanganisiwe sesitshalo sokukhiqiza uwoyela. Ama-compressor e-Booster ngokuvamile angama-compressor amaningi aphindaphindayo esiteji esisodwa. Ingcindezi yokungena ingantanta, futhi ingcindezi yokukhipha incike ekucindezelweni emuva kwesistimu. Ingcindezi ephezulu yokukhipha ingu-0.4MPa.
Ukuqoqwa nokuthuthwa kukawoyela ongahluziwe okuvaliwe
Ukuqoqwa nokuthuthwa kwamafutha aluhlaza okuvaliwe kuyisimo esiyinhloko sokukhipha i-hydrocarbon elula kumafutha aluhlaza ngendlela yokuzinzisa uwoyela oluhlaza, futhi kungenye yezinyathelo ezibalulekile zokunciphisa ukulahleka kwamafutha aluhlaza.
Esiteshini sokudlulisa uwoyela, uwoyela ongahluziwe odlula esihlukanisi segesi kawoyela ungena esihlungi samanzi samahhala, bese uthunyelwa esiteshini sokukhipha amanzi ngowoyela ongahluziwe ngethangi le-buffer elithwala amanzi kanye nesithando sokushisa esithunyelwa kwamanye amazwe. Lapha, uwoyela ongahluziwe udlula ngesisusa amanzi samahhala, bese ungena esithandweni sokushisa ngamanzi ngowoyela ongahluziwe ukuze kufudunyezwe, bese ungena kumshini wokukhipha amanzi ngogesi ohlanganisiwe. Ngemva kokuphelelwa amanzi, uwoyela ongahluziwe ungena ethangini le-buffer (okuqukethwe kwamanzi kawoyela ongahluziwe kungaphansi kuka-0.5%), bese upompelwa kuyunithi yokuzinzisa uwoyela ongahluziwe, bese kuthi ngemva kokuzinzisa, uwoyela ongahluziwe ungena ethangini lokugcina ukuze kuthunyelwe kwamanye amazwe.
Enqubweni evaliwe yesiteshi sokudlulisa uwoyela kanye nesiteshi sokukhipha amanzi emzimbeni, amanzi amahhala akhishwa kusengaphambili bese exutshwa emanzini afakwa endaweni ukuze kuncishiswe ukusetshenziswa kwamandla okukhiqiza.
Ukucutshungulwa kwegesi yensimu kawoyela
Igesi ye-oyela evela esiteshini sokuzicindezela ingena kuyunithi yokupholisa engajulile (noma i-cryogenic), lapho icindezelwa khona, iqandiswe bese ihlukaniswa kanye negesi engavundisi kusuka kuyunithi yokuzinzisa uwoyela ongahluziwe ukuze kubuyiselwe izingxenye ezingaphezu kwe-C3 (noma i-C2), bese igesi eyomile ithunyelwa kwamanye amazwe.
Uhlelo lokuqoqa ama-hydrocarbon olula kanye nokuthutha
Ukuqoqwa kanye nokuthuthwa kwe-hydrocarbon okulula kusebenzisa imodi yokuthutha ipayipi, futhi uhlelo lwakhiwe ngesitoreji esisekelayo, isiteshi sokudlulisa, isitoreji esijwayelekile, isiteshi sokulinganisa sokuthumela ngaphandle kanye nenethiwekhi yamapayipi ehambisanayo.
I iyunithi yokubuyisa i-hydrocarbon elula ifakwe ithangi lokugcina, elisetshenziselwa ukuxazulula ukuphelelwa amanzi emzimbeni, ukubuyisana komkhiqizo, i-buffer yephampu yokuthumela ngaphandle kanye nepayipi lokuthumela ngaphandle ukuqinisekisa ukukhiqizwa okuvamile noma ukuvalwa okuhleliwe kweyunithi uma kwenzeka ingozi. Umthamo wokugcina wethangi lokugcina ngokuvamile ungowezinsuku ezi-1 kuya kwezi-2 zokukhiqizwa kwe-hydrocarbon elula.
Umsebenzi oyinhloko we-light hydrocarbon transfer depot ukusebenzisa i-depot ukuhlanganisa ukungalingani phakathi kokukhiqizwa kwe-light hydrocarbon kanye nokuthunyelwa kwamanye amazwe ngosuku olulodwa, kanye nokugcina nokuhlanza ukungcola kwepayipi uma kwenzeka ingozi yepayipi.
Umsebenzi oyinhloko wesitoreji se-hydrocarbon esijwayelekile ukusebenzisa ithangi lokugcina ukuhlanganisa ukungalingani phakathi kokukhiqizwa kwe-hydrocarbon ekhanyayo kanye nokuthunyelwa kwamanye amazwe, okuhlanganisa ukuguquguquka kokukhipha kweyunithi yokukhiqiza, ukuguquguquka kokukhipha okubangelwa yizinkathi ezahlukene zokulungisa zeyunithi, ukulungiswa kwesitshalo se-ethylene ngaphandle kokugcinwa kwe-ammonia, kanye nensimu kawoyela kudingeka iqhubeke nokuhlinzeka ngokugcinwa kwe-hydrocarbon ekhanyayo etholakale kugesi ophakelayo.
Indawo yokugcina ama-hydrocarbon alula kanye nesiteshi sokulinganisa ukuthunyelwa kwamanye amazwe yizindawo eziyinhloko zokukhipha izinto zokusetshenziswa zama-hydrocarbon eziwuketshezi ezinikezwa yinsimu yamafutha yesitshalo se-ethylene, indawo yokuqoqa ama-hydrocarbon alula akhiqizwa amayunithi ahlukahlukene okubuyisa ama-hydrocarbon alula, kanye nesikhungo sokugcina nokuthutha ama-hydrocarbon alula.
Uhlelo lokuthumela nokubuyisela igesi eyomile
Igesi yensimu kawoyela iyaphathwa futhi icutshungulwe ngemva kokubuyiselwa. Iningi legesi eyomile ngemva kokubuyiselwa kwe-hydrocarbon ekhanyayo ithunyelwa ezitshalweni zaseDahua nase-methanol njengezinto zokusetshenziswa zamakhemikhali, kanti ingxenye yegesi eyomile ithunyelwa emuva esiteshini sokudlulisa uwoyela ensimini kawoyela njengophethiloli wokushisa isithando somlilo kanye nebhoyila. Ukubuya kwegesi eyomile kuyinqubo ephambene yokuqoqwa kwegesi. Ngesikhathi esifanayo, enye yegesi eyomile ifakwa endaweni yokugcina igesi ehlobo. Ikhiqizwa ebusika ukuze kuncishiswe ukushoda kokunikezwa kwegesi yemvelo kanye nesidingo.
Enye igesi eyomile isetshenziselwa ukukhiqiza ugesi kanye negesi kubantu abahlala khona.
Isikhathi sokuthunyelwe: Juni-21-2021