Cov txheej txheem tsim khoom tiav ntawm graphitized roj av coke suav nrog ntau theem, suav nrog cov khoom siv raw pretreatment, calcination, crushing thiab screening, batching thiab kneading, molding, ci, graphitization kev kho mob, nrog rau kev ua tiav zoo thiab ntim khoom. Nov yog cov lus qhia ntxaws ntxaws:
Kev Tshuaj Xyuas thiab Kev Kho Ua Ntej Cov Khoom Siv Raw: Cov khoom siv roj av coke zoo raug xaiv thiab raug tshuaj xyuas thiab zom kom txo lawv kom loj me me. Cov kauj ruam no lub hom phiaj yog tshem tawm cov khoom tsis huv, xyuas kom meej tias cov khoom siv raw huv thiab sib npaug, yog li ntawd tso lub hauv paus rau cov txheej txheem tom ntej.
Kev Siv Hluav Taws Xob: Cov khoom siv roj av coke uas muaj qhov loj me tsim nyog raug muab tso rau hauv lub cub tawg kub siab rau kev siv hluav taws xob. Cov txheej txheem no tshem tawm cov dej noo thiab cov khoom tsis haum ntawm cov khoom siv raw, txhim kho lawv cov khoom siv physicochemical, xws li qhov ceev thiab kev tiv taus. Tsis tas li ntawd, kev siv hluav taws xob pab txhawb rau kev ntxuav thiab kev txhim kho ntawm roj av coke, txhim kho nws cov nqi calorific thiab cov khoom siv lub cev.
Kev Sib Tsoo thiab Kev Tshuaj Xyuas: Tom qab calcination, cov roj av coke yuav tsum tau txias kom txo lawv qhov kub. Tom qab ntawd, kev cais tshuab yog ua kom tshem tawm cov khoom tsis ua raws li, kom ntseeg tau tias cov khoom zoo. Tom qab ntawd, cov roj av coke txias raug kev sib tsoo thiab kev tshuaj xyuas ntxiv kom ua tau raws li qhov yuav tsum tau faib cov khoom me me rau cov txheej txheem tom ntej.
Kev Sib Xyaws thiab Kev Sib Xyaws: Raws li cov kev xav tau ntawm cov khoom, cov roj av coke uas tau calcined raug sib xyaw nrog cov khoom sib txuas (xws li cov thee tar pitch) hauv qhov sib piv tshwj xeeb. Tom qab ntawd cov khoom sib xyaw raug do ntawm qhov kub tshwj xeeb kom ntseeg tau tias muaj kev sib xyaw zoo sib xws thiab sib xyaw ua ke rau hauv cov nplaum malleable. Cov kauj ruam no pab txhim kho qhov compactness ntawm cov khoom sib xyaw, tsim cov nplaum malleable uas zoo sib xws uas zoo rau kev molding.
Kev Txhaj Tshuaj: Cov kua nplaum carbonaceous uas tau sib xyaw ua ke raug rau kev hloov pauv yas raws li lub zog sab nraud uas siv los ntawm cov khoom siv txhaj tshuaj, thaum kawg tsim cov khoom cog ntsuab nrog cov duab tshwj xeeb, qhov loj me, qhov ceev, thiab lub zog. Thaum lub sijhawm txhaj tshuaj, cov yam xws li hom pwm, kev xaiv khoom siv, thiab kev tswj xyuas cov khoom zoo yuav tsum tau txiav txim siab kom ntseeg tau tias qhov zoo ntawm cov khoom cog ntsuab ua tau raws li qhov yuav tsum tau ua.
Ci: Cov khoom me me ntsuab raug muab tso rau hauv lub cub tawg uas tsim tshwj xeeb thiab raug kho cua sov kub siab nyob rau hauv kev tiv thaiv ntawm cov khoom ntim tshwj xeeb. Cov txheej txheem ci ua rau cov thee tar pitch hauv cov khoom me me ntsuab carbonize, tsim cov pitch coke uas ua rau cov carbonaceous aggregate thiab cov hmoov av ua ke khov. Cov khoom carbon ci qhia tau tias muaj zog heev, tsis tshua muaj kev tiv taus, thiab zoo thermal thiab tshuaj stability.
Kev Kho Mob Graphitization: Cov roj av coke uas ci lawm raug muab tso rau hauv lub cub tawg graphitization thiab raug kho graphitization ntawm qhov kub siab (feem ntau yog 2800 ℃ -3000 ℃). Thaum lub sijhawm no, cov khoom tsis huv uas nyob hauv cov roj av coke maj mam vaporize, thaum cov pa roj carbon atoms rov qab los ua cov qauv graphite ntom dua. Kev kho graphitization ua rau muaj kev coj hluav taws xob, kev coj ua thermal, thiab kev ruaj khov ntawm cov khoom siv carbon, thaum kawg ua rau muaj cov roj av coke graphitized purity siab.
Kev Ua Zoo thiab Ntim Khoom: Tom qab kev kho graphitization, cov roj av coke dhau los ntawm kev ua zoo (xws li kev tshuaj ntsuam thiab kev ntsuas qib) thiab ntim khoom ua ntej npaj muag. Cov khoom no tau siv dav hauv kev tsim ntau yam khoom lag luam, suav nrog cov electrodes, cathodes, thiab roj boiler.
Lub sijhawm tshaj tawm: Cuaj hlis-08-2025