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Lesi sihloko sinikeza umhlahlandlela ophelele we umlotha ophansi wahlangana necoke, ehlanganisa izakhiwo zayo, izinhlelo zokusebenza, izindlela zokukhiqiza, nokucatshangelwa kwemakethe. Sizohlola izinzuzo zokusebenzisa umlotha ophansi wahlangana necoke uma kuqhathaniswa ne-coke ye-metallurgical yendabuko futhi nixoxe ngezici ezithonya ikhwalithi yayo kanye nentengo. Lokhu kuhlaziya okujulile kuzoba yinzuzo kulabo abathintekayo embonini yensimbi, ikakhulukazi labo abafuna i-coke yekhwalithi ephezulu ukuze kube nezinqubo zokukhiqiza ezifanele.
Umlotha ophansi wahlangana ne-coke, eyaziwa nangokuthi i-low-ash metallurgical coke, iwuhlobo lwekhwalithi ephezulu ye-coke esetshenziswa ngokuyinhloko embonini yensimbi nensimbi. Ibonakala ngokuqukethwe kwayo komlotha okuphansi kakhulu uma kuqhathaniswa ne-coke ye-metallurgical evamile. Lokhu okuqukethwe komlotha ophansi kuholela ezinzuzweni ezimbalwa enqubweni yesithando somlilo, okuhlanganisa ukusebenza kahle okuthuthukisiwe, ukuncishiswa kwevolumu ye-slag, nokukhiqiza okuthuthukisiwe. Ukwehliswa kokuqukethwe komlotha kuhumusha ngokuqondile okuqukethwe kwekhabhoni ephezulu, okubalulekile ekunciphiseni ngempumelelo insimbi yensimbi.
Okuqukethwe komlotha ku-coke ye-metallurgical kuyisici esibalulekile esithinta ikhwalithi nokusebenza kwayo. Umlotha omningi uholela ekwandeni kokwakheka kwe-slag ezithandweni eziqhumayo, okuholela ekusetshenzisweni kukaphethiloli okuphezulu, ukuncipha kokukhiqizwa kwensimbi, kanye nezindleko zokusebenza ezandayo. Umlotha ophansi wahlangana ne-coke, ngakolunye uhlangothi, inciphisa lezi zihibe, okuholela ezinzuzweni ezinkulu zezomnotho. Ivolumu ye-slag encishisiwe iphinde inciphise ukuguga nokudabuka ezitsheni zomlilo eziqhumayo, andise ubude bazo bempilo.
Ukusetshenziswa kwe umlotha ophansi wahlangana necoke kuholela ekusebenzeni okuthuthukisiwe kwesithando somlilo ezindaweni ezimbalwa ezibalulekile:
Ukukhiqiza umlotha ophansi wahlangana necoke kudinga ukukhethwa ngokucophelela nokucutshungulwa kwezinto ezingavuthiwe, ikakhulukazi amalahle. Kusetshenziswa izindlela ezithuthukisiwe zokuhlanganisa amalahle ukuze kuthuthukiswe izakhiwo zamalahle ekukhiqizeni amalahle. Ngaphezu kwalokho, inqubo yokupheka ngokwayo ilawulwa ngokucophelela ukuze kuqinisekiswe ukuthi okuqukethwe komlotha ophansi okufunayo kufinyelelwa. Izitshalo zama-coking zesimanje zisebenzisa ubuchwepheshe obuyindida ukuze ziqaphe futhi zilawule imingcele ehlukahlukene yenqubo, okuholela kumkhiqizo wekhwalithi ephezulu ngokungaguquki.
Izinga lamalahle asetshenzisiwe lithinta ngokuqondile okuqukethwe komlotha we-coke ewumphumela. Ukukhetha ngokucophelela kanye nokuxutshwa kwamalahle omlotha omncane kubalulekile ekukhiqizeni umlotha ophansi wahlangana necoke. Le nqubo ivame ukubandakanya amasu okuhlaziya ayinkimbinkimbi ukubikezela izakhiwo zokugcina ze-coke.
Isidingo se umlotha ophansi wahlangana necoke ikhula njalo, iqhutshwa isidingo sokwenza ngcono ukusebenza kahle kanye nomthelela oncishisiwe kwezemvelo ngaphakathi kwemboni yensimbi. Izindlela ezintsha zokulungiselela amalahle kanye nobuchwepheshe bokupheka zizoqhubeka zidlala indima ebalulekile ekulolongeni ikusasa umlotha ophansi wahlangana necoke ukukhiqizwa kanye nokusebenza kahle kwayo kwezindleko. Ukwenyuka kwemithetho yezemvelo nakho kuphushela imboni emikhubeni yokupheka ehlanzekile nesebenza ngempumelelo.
Umehluko phakathi umlotha ophansi wahlangana necoke kanye ne-coke yendabuko ye-metallurgical ifinyezwa etafuleni elingezansi:
| Isici | Umlotha Ophansi Wahlangana ne-Coke | Traditional Met Coke |
|---|---|---|
| Okuqukethwe Umlotha | Phansi Ngokuphawulekayo | Phezulu |
| Okuqukethwe kwekhabhoni | Phezulu | Phansi |
| I-Blast Furnace Efficiency | Kuthuthukisiwe | Phansi |
| Ivolumu ye-Slag | Yehlisiwe | Phezulu |
| Izindleko | Ngokujwayelekile Iphakeme | Ngokuvamile Lower |
Ukuze uthole ulwazi olwengeziwe mayelana nekhwalithi ephezulu ye-metallurgical coke, cabanga ukuthintana I-Inner Mongolia Xinxin Silicon Industry Co.,Ltd. Bangabahlinzeki abahamba phambili embonini.
1Idatha ingahluka kuye ngomthombo othile kanye nendlela yokukhiqiza. Xhumana nochwepheshe bomkhakha ukuze uthole imininingwane enembile.