Tekanyetso ea ho Khetha Coke
Boleng ba petroleum coke haholo bo itšetlehile ka mofuta oa thepa e tala le maemo a eona a ho sebetsa.Matšoao a mantlha a boleng ke:
Bohloeki
E bua ka litaba tsa sebabole le molora ka petroleum coke.Coke e phahameng ea sebabole e tla etsa hore sehlahisoa se ruruhe nakong ea graphitization, e leng se hlahisang mapetsong a sehlahisoa sa carbon.Lintho tse phahameng tsa molora li tla sitisa crystallization ea sebopeho le ho ama ts'ebetso ea lihlahisoa tsa carbon.
Crystallinity
E bolela sebopeho sa coke le boholo ba mesophase spheres.Coke e entsoeng ka likaroloana tse nyenyane e na le sebopeho se nang le masoba joalo ka seponche, 'me coke e entsoeng ke li-sphere tse kholo e na le sebopeho se teteaneng se kang fibrous kapa nale-like,' me boleng ba eona bo phahametse ba seponche coke.Ho index ea boleng, boima ba 'nete bo emela ts'ebetso ena,' me boima ba 'nete bo phahameng bo bontša khanya e ntle ea kristale.
Ho hanyetsa mocheso oa mocheso
E bua ka khanyetso ea crack ea lihlahisoa tsa coke ha li hlaseloa ke mocheso oa mocheso o nyolohelang mochesong o phahameng kapa o pholile ka potlako ho tloha mocheso o phahameng.Lihlahisoa tsa nale coke li na le ts'oaetso e ntle ea mocheso oa mocheso, kahoo li na le boleng bo phahameng ba tšebeliso.Coefficient ea katoloso ea mocheso e emela thepa ena.Ho theosa le coefficient ea ho atolosoa ha mocheso, ho molemo ho hanyetsa mocheso oa mocheso.
Boima ba lijo-thollo
Likahare tse amanang tsa coke e phofshoana le coke e kholo ea granular (coke e ka sebelisoang) e fumanehang ho coke e arabelang.Boholo ba phofo ea coke e robehile ke ketso ea mechine e kang extrusion friction nakong ea ho khabisa, ho boloka le ho tsamaisa, kahoo palo ea eona e boetse e le pontšo ea matla a mochine.Coke e tala e ka thijoa hore e se ke ea robeha ka mor'a ho calcined ho coke e hōlileng.Coke e nang le granular coke le phofo e nyane e na le boleng bo phahameng ba tšebeliso.
Khabone | Sebabole | Molora | VM | Mongobo | Boholo | |
Tsohle ke graphite | ≥99 | ≤0.05 | ≤0.5 | ≤0.7 | ≤0.5 | 1-3 limilimithara |
98.5 | 1mm-5mm | |||||
98 | 2mm-6mm | |||||
Semi-graphite | 98—98,5 | 0.3-0.7 | 0.7 | 0.8 | ≤0.5 | 1-3 limilimithara |
1mm-5mm | ||||||
2mm-5mm | ||||||
Coke e kolobisitsoeng | ≥98.5 | 0.1 | 0.5 | 0.5 | ≤0.5 | 1mm-5mm |
3mm-8mm | ||||||
8mm-25mm |