Izindlela eziyinhloko zokubuyisa umswakama ukumuncwa, ukumuncwa kwamafutha kanye nokuhlukaniswa kokuminyana.
Isimiso sendlela yokumunca sifana nesenqubo yokuphelelwa amanzi emzimbeni yokumunca umbhoshongo ophindwe kabili;
Indlela yokumunca uwoyela iyindlela yokuhlukanisa amagesi e-hydrocarbon ahlukene ngokusekelwe ekwehlukeni kokuncibilika kwengxenye ngayinye ku-oyela omuncwayo;
Indlela yokuhlukanisa ukujiya iyindlela esebenzisa izici zokushisa okuhlukile kokujiya kwezingxenye ze-hydrocarbon kugesi yemvelo ukupholisa igesi yemvelo ibe yizinga lokushisa elithile ngokuyibeka esiqandisini, ukuze ijiyane futhi ihlukanise i-hydrocarbon enezinga lokubila eliphakeme, bese ihlukanisa i-condensate ibe imikhiqizo efanelekile.
Ukuqandisa kubhekisela ekusetshenzisweni kwezindlela zokwenziwa ukudala ubuchwepheshe obuphansi (obuphansi kunezinga lokushisa lemvelo). Uhlelo lokuqandisa luhlobene kakhulu nemboni yegesi yemvelo, esetshenziswa kakhulu ekutholeni ama-hydrocarbon alula, ukulawula iphuzu lama-hydrocarbon dew, igesi yemvelo encibilikisiwe (i-LNG) kanye nokukhishwa kwe-helium yegesi yemvelo, ukuhlukaniswa kwe-CO2 nezinye izinqubo.
Njengamanje, ukuqandisa ukucindezela umphunga, ukuqandisa ukucindezela, ukuqandisa i-expander, ukuqandisa ukuhlukanisa ukushisa kanye nokuqandisa i-gas vortex kuvame ukusetshenziswa enkambisweni yokubuyisa ama-hydrocarbon amancane.
Indlela yokumunca uwoyela ingahlukaniswa ibe yindlela yokumunca uwoyela okushisa okujwayelekile kanye nendlela yokumunca uwoyela obandayo ngokwezinga lokushisa lokusebenza elihlukile. Izinga lokushisa lokusebenza lendlela yokumunca okushisa okujwayelekile liyizinga lokushisa elivamile noma eliphansi kancane kunezinga lokushisa elivamile, elisetshenziswa kakhulu kumayunithi amancane naphakathi nendawo, ngenhloso eyinhloko yokubuyisa i-C3+. Indlela yokumunca uwoyela obandayo iyinhlanganisela yamafutha kanye nesiqandisi. Ingabuyisa ama-hydrocarbon amaningi e-C2+ Light ngokuqandisa igesi elashwe kanye namafutha abandayo okumunca abe yi-0~40 ℃. Izinga lokululama le-C3+ lingafinyelela ku-85%~90%. Livame ukusetshenziswa ezitshalweni ezinkulu zokucubungula igesi yemvelo.
Ngokusho kokwakheka kwegesi yemvelo kanye nezinga lokubuyiselwa kwe-hydrocarbon ewuketshezi, ukuhlukaniswa kokujiya kungahlukaniswa kube ukuhlukaniswa kokubanda okungajulile, ukuhlukaniswa kokubanda okujulile kanye nokuhlukaniswa kokubanda okuphakathi.
Inhloso eyinhloko yokuhlukaniswa kokupholisa okungajulile ukubuyisa i-propane (C3), futhi izinga lokushisa lesiqandisi ngokuvamile lingu-15~-25 ℃;
Ngenhloso yokubuyisa i-ethane (C2) ekuhlukaniseni i-cryogenic, izinga lokubuyisa i-propane kufanele libe ngaphezu kuka-90% kanti izinga lokushisa lefriji kufanele libe kusukela ku- – 90℃ kuya ku- –100 ℃; Izinga lokushisa lokuhlukaniswa kwe-intercooling ngokuvamile liyi- – 30 ~- 60℃. Ngezinye izikhathi ukuhlukaniswa kwe-intercooling kubhekwa njengengxenye yokuhlukaniswa kwe-cryogenic, ebizwa ngokuthi inqubo yokuhlukaniswa kwe-intercooling.
Isikhathi sokuthunyelwe: Meyi-14-2021