Inqubo ephelele yokukhiqiza i-graphitized petroleum coke ihlanganisa izigaba eziningana, okuhlanganisa ukwelashwa kwangaphambili kwezinto zokusetshenziswa, i-calcination, ukuchoboza nokuhlola, ukuhlanganisa nokuxuba, ukubumba, ukubhaka, ukwelashwa nge-graphitization, kanye nokucubungula kahle nokupakisha. Nasi isingeniso esinemininingwane:
Ukuhlolwa Nokwelashwa Kwangaphambi Kwezinto Ezingavuthiwe: Izinto ze-petroleum coke carbon ezisezingeni eliphezulu ziyakhethwa bese zihlolwa futhi zichotshozwe ukuze zincishiswe zibe usayizi wezinhlayiya ezifanele. Lesi sinyathelo sihlose ukususa ukungcola, ukuqinisekisa ubumsulwa kanye nosayizi wezinhlayiya ezifanayo zezinto zokusetshenziswa, ngaleyo ndlela kubekwe isisekelo sezinqubo ezilandelayo.
Ukwakheka kwe-Calcination: Izinto ze-petroleum coke carbon ezinobukhulu obufanele zifakwa esithandweni sokushisa okuphezulu ukuze zilungiswe. Le nqubo isusa umswakama kanye nezingxenye eziguquguqukayo ezivela ezintweni zokusetshenziswa, ithuthukise izakhiwo zazo ze-physicochemical, njengokuqina kwangempela kanye nokumelana. Ngaphezu kwalokho, ukwakheka kwe-calcination kunegalelo ekuhlanzweni nasekuthuthukisweni kwe-petroleum coke, okuthuthukisa inani layo lama-calories kanye nezakhiwo zomzimba.
Ukuchoboza Nokuhlola: Ngemva kokwenza i-calcination, izigaxa ze-petroleum coke zidinga ukupholiswa ukuze kuncishiswe izinga lokushisa lazo. Ngemva kwalokho, kwenziwa ukuhlunga ngomshini ukuze kususwe imikhiqizo engahambisani, kuqinisekiswe ikhwalithi yomkhiqizo. Ngemuva kwalokho, i-petroleum coke epholile iyaqhubeka nokuchoboza nokuhlola ukuze kuhlangatshezwane nezidingo zokusatshalaliswa kosayizi wezinhlayiya zezinqubo ezilandelayo.
Ukuxubha Nokuxova: Ngokwezidingo zokwakheka komkhiqizo, i-coke ye-petroleum ene-calcium ixutshwa ne-binder (njenge-coal tar pitch) ngesilinganiso esithile. Ingxube ibe isivuselelwa ekushiseni okuthile ukuqinisekisa ukuxubana okufanayo bese ixovwa ibe yi-malleable paste. Lesi sinyathelo sisiza ekuthuthukiseni ukuqina kwengxube, kwakha i-malleable paste efanayo evumela ukubumba.
Ukubumba: I-carbonaceous paste exovwe iguqulwa yipulasitiki ngaphansi kwamandla angaphandle asetshenziswa imishini yokubumba, ekugcineni yakha i-compact eluhlaza enomumo othile, usayizi, ubuningi, namandla. Ngesikhathi senqubo yokubumba, izici ezifana nohlobo lwe-mold, ukukhethwa kwemishini, kanye nokulawulwa kwekhwalithi yomkhiqizo kumele kucatshangelwe ukuqinisekisa ukuthi ikhwalithi ye-compact eluhlaza ihlangabezana nezidingo.
Ukubhaka: Ama-compact aluhlaza afakwa esithandweni sokushisa esiklanyelwe ngokukhethekile futhi aphathwe ngokushisa okuphezulu ngaphansi kokuvikelwa kwezithasiselo ezithile. Inqubo yokubhaka ibangela ukuthi i-coal tar pitch kuma-compact aluhlaza ibe yi-carbon, yakha i-pitch coke eqinisa i-carbonaceous aggregate kanye nezinhlayiya ze-powder ndawonye. Imikhiqizo ye-baked carbon ibonisa amandla aphezulu okusebenza, ukumelana okuphansi, kanye nokuzinza okuhle kokushisa kanye namakhemikhali.
Ukwelashwa Nge-Graphitization: Izigaxa ze-coke ze-petroleum ezibhakiwe zifakwa esithandweni se-graphitization futhi ziphathwe nge-graphitization emazingeni okushisa aphezulu (ngokuvamile angu-2800℃ -3000℃). Phakathi nale nqubo, ukungcola okusele ezigaxeni ze-coke ze-petroleum kuyashintsha kancane kancane, kuyilapho ama-athomu e-carbon ehlelwa kabusha ukuze akhe isakhiwo se-graphite esiminyene. Ukwelashwa nge-graphitization kuthuthukisa kakhulu ukuhanjiswa kukagesi, ukuhanjiswa kokushisa, kanye nokuzinza kwamakhemikhali kwezinto ze-carbon, ekugcineni kuveze i-coke ye-petroleum ene-graphitized ehlanzekile kakhulu.
Ukucutshungulwa Okuhle Nokupakishwa: Ngemva kokwelashwa kwe-graphitization, i-petroleum coke icutshungulwa kahle (njengokuhlolwa nokuhlukaniswa) kanye nokupakishwa ngaphambi kokuba ilungele ukuthengiswa. Le mikhiqizo isetshenziswa kabanzi ekukhiqizweni kwemikhiqizo ehlukahlukene yezimboni, okuhlanganisa ama-electrode, ama-cathode, kanye namafutha e-boiler.
Isikhathi sokuthunyelwe: Septhemba-08-2025