I-coke kaphethiloli ene-calcium eningi (ene-calcium noma enganayo i-calcium) kumele ilawulwe izinga lokushisa kwempahla yayo ngaphambi kokulayisha ngoba ihlukaniswa njenge-Group B solid bulk cargo ngaphansi kwe-IMSBC Code enezingozi zokuzifudumeza kanye nokusha okuzenzakalelayo. Izinga lokushisa elingalawulwa lingabangela umlilo ngqo noma ngisho nokuqhuma, yingakho i-Code ibeka "imigqa ebomvu" ecacile yokushisa kokulayisha.
1. Ingozi Eyinhloko: Ukuzifudumeza → Ukuvutha Okuzenzekelayo → Umlilo
Nakuba i-coke ene-calcined icutshungulwe ku-1,200–1,350°C futhi inezinto eziguquguqukayo eziphansi kakhulu, i-coke ye-petroleum engena-calcined noma engakapheli i-calcined isagcina inani elincane lezinto ezivuthayo ezivuthayo kanye ne-reactive sulfur. Esimweni esinqwabelene, lezi zinto zithola ukusabela kwe-oxidation okuhamba kancane nge-oxygen yomoya-mpilo. Uma ukushisa okukhiqizwayo kungakwazi ukunyamalala ngesikhathi, kuqhubeka nokuqongelela ngaphakathi kwenqwaba yempahla, okwenza izinga lokushisa liqhubeke likhuphuka - lokhu kuzifudumeza. Uma izinga lokushisa selidlule endaweni ebalulekile, kwenzeka ukusha okuzenzakalelayo.
Ukuzifudumeza kuletha nezinhlekelele ezimbili zesibili: okokuqala, kudla umoya-mpilo endaweni yokugcina impahla futhi kukhipha amagesi anobuthi njenge-carbon monoxide, okubeka engozini ukuphepha kwabasebenzi; okwesibili, kukhiqiza inani elikhulu lamagesi agqwalisayo njenge-sulfur dioxide, okonakalisa isakhiwo somkhumbi.
2. Izidingo Zokulawula Izinga Lokushisa ngaphansi Kwekhodi Ye-IMSBC (Imithetho Ephoqelekile)
Ngokusho kwe-Ikhodi Yomhlaba Wonke Yemithwalo Eqinile Yasolwandle(Ikhodi ye-IMSBC) kanye nezidingo zokusetshenziswa kwe-ChinaImithethonqubo Yokuphepha Nokuphathwa Kwemithwalo Emikhulu Eqinile Ngomkhumbi, ukulawulwa kokushisa kwe-coke ye-petroleum eningi kunemithetho elandelayo eqinile nesheshayo:
1) Umkhawulo ophezulu wokushisa kokulayisha: akumele udlule ku-107°C
Ikhodi isho ngokusobala ukuthi: uma izinga lokushisa lempahla lidlula u-107°C, akumele lilayishwe. Lona umugqa obomvu ngokuphelele ongenakuphulwa ngaphansi kwanoma yiziphi izimo.
2) Ireferensi yokushisa kokulayisha: hhayi ngaphezu “kokushisa okuzungezile + 10°C” noma 55°C (noma yikuphi okuphansi)
Ukulayisha kuvunyelwe kuphela uma izinga lokushisa lempahla lingekho ngaphezu kwezinga lokushisa elizungezile kanye no-10°C, noma lingekho ngaphezu kuka-55°C — noma yiliphi inani eliphansi. Lokhu kusho ukuthi ezinkathini ezishisayo (isb., ehlobo lapho izinga lokushisa ledekhi lingadlula u-50°C), izinga lokushisa lempahla kumele lincishiswe ngisho nangaphansi ngaphambi kokulayisha.
3) Izidingo zokulayisha ezihlukaniswe ngezingqimba zemithwalo eshisa kakhulu
Uma ulayisha imithwalo ku-55°C noma ngaphezulu ngokujula komthwalo okungaphezu kwamamitha ayi-1.0, ungqimba oluyimitha engu-0.6–1.0 lwezinto ezibandayo olungeqi ku-44°C kumele luqale lubekwe “njengephedi yokuvala” ngaphambi kokuba izinto ezishisayo zilayishwe phezulu. Lokhu kuvimbela ukushisa okuvela enqwabeni yempahla eshisayo ukuthi kungaqhubeki kukhuphuke futhi kuthungele izingxenye eziseduze noma kuthinte isakhiwo somkhumbi.
4) Izidingo ezikhethekile zokulayisha amathangi kawoyela angaphezulu
Uma indawo yokugcina impahla ingaphezulu ngqo kwethangi lempahla eliwuketshezi eliqukethe uwoyela kaphethiloli elinendawo yokukhanya engaphansi kuka-93°C, ungqimba olubandayo olunobukhulu obungamamitha angu-0.6 futhi olungadluli ku-44°C kumele lulayishwe kuqala ngaphambi kokuba noma iyiphi i-hot coke engaphezu kuka-55°C ibekwe phezulu. Inhloso ukuvimbela ukushisa ukuthi kungadluli ethangini elikhulu futhi kuvuthe umusi wethangi kaphethiloli.
5) Inkosi kumele ibeke izimpawu ezithi “Isexwayiso Sokushisa Okuphezulu” eduze kwezikhala zemithwalo
Lokhu kuyimfuneko ephoqelekile, ehloselwe ukuqinisekisa ukuthi bonke abasebenzi kanye nabasebenzi bezimo eziphuthumayo bayazi ngokushesha ukuthi igumbi linobungozi obukhulu bokushisa.
3. Kungani "Ukulawula Izinga Lokushisa" Kubaluleke Kakhulu Kunezinye Izindlela
Uma sibheka amacala ezingozi zangempela, iningi lezehlakalo zasolwandle ze-petroleum coke eziningi azibangelwa izinkinga ezivela ngesikhathi sohambo - ingozi isivele ifakiwe ngesikhathi sokulayisha. Uma izinqwaba zempahla zivezwa elangeni elinamandla endaweni yokugcina isikhathi eside kakhulu, amazinga okushisa angaphakathi angakhuphuka kalula afike ku-80–100°C noma ngaphezulu. Uma ilayishwe kulelo zinga lokushisa, njengoba umoya unganele phakathi nohambo kanye nokushisa kungenakukwazi ukunyamalala, impahla ingadlula endaweni yokushisa zingakapheli izinsuku ezimbalwa.
Ngakho-ke, ukulawula izinga lokushisa lokulayisha kuyindlela ephumelela kakhulu yokunqamula ukusabela kweketanga lokuzifudumeza emthonjeni. Umqondo weKhodi ucacile: kunokuba uzame ukupholisa, uvale indawo yokubamba, bese uthumela abantu ngemishini yokuphefumula ukuze balwe nomlilo olwandle (ngezindleko ezinkulu kanye nengozi enkulu), kungcono kakhulu ukucindezela izinga lokushisa elingaphansi komugqa wokuphepha ngaphambi kokuba impahla ingene ngisho nasesikebheni.
4. Isifinyezo Somusho Owodwa
I-coke kaphethiloli ene-calcium eningi idinga ukulawulwa kokushisa kwempahla ngaphambi kokulayisha ngoba inezici zokuzifudumeza kanye nokusha okuzenzakalelayo; Ikhodi ye-IMSBC ibeka umugqa ophelele we-107°C ongalayishiwe, isimo sokulayisha esingu-55°C / ambient+10°C, kanye nokulayisha okuphoqelekile kokufakwa kokushisa kwempahla eshisa kakhulu - konke kuklanyelwe ukuqeda imililo yokubamba impahla, amagesi anobuthi, kanye nezinhlekelele zokuphelelwa umoya kusukela lapho kulayishwa khona.
Isikhathi sokuthunyelwe: Meyi-14-2026