Iziqondiso zocwaningo lwezobuchwepheshe besikhathi esizayo kanye nentuthuko ye-graphitized petroleum coke zigxila kakhulu kulezi zici ezilandelayo:
Ubuchwepheshe Bokuhlanzeka Okuphezulu Nokungangcoli Okuphansi
Ngokuthuthukisa izinqubo zokupheka ezibambezelekile kanye namasu okususa i-sulfur, okuqukethwe kwe-sulfur, umlotha, nokunye ukungcola ku-petroleum coke kungancishiswa. Isibonelo, i-Sinopec Qingdao Refinery yehlise okuqukethwe kwe-sulfur kwaba ngaphansi kuka-0.3%, yahlangabezana nesidingo se-petroleum coke ene-sulfur ephansi emkhakheni omusha wamandla. Esikhathini esizayo, kuyadingeka ukuthuthukisa ubuchwepheshe bokususa i-deashing obusebenzayo ukuze kuncishiswe okuqukethwe komlotha kusuka ku-8-10 wt% kuya ngaphansi kuka-1 wt%, ngaleyo ndlela kuthuthukiswe ubumsulwa bezinto kanye nokuqina kokusebenza.
Ukuthuthukiswa Kwemikhiqizo Esezingeni Eliphezulu Ngokwezifiso
Imikhiqizo ekhethekile ye-petroleum coke kufanele yakhelwe amasimu aphezulu njengezinto ze-lithium battery anode kanye nama-ejenti okunciphisa i-photovoltaic silicon feedstock. Isibonelo, i-coke eqondene nebhethri lamandla kumele ihlangabezane nezinkomba ezifana nokuqukethwe kwe-sulfur <0.5% kanye nokuqukethwe komlotha <0.3% ukuthuthukisa ubuningi bamandla ebhethri kanye nempilo yomjikelezo. Ngaphezu kwalokho, i-coke ye-petroleum ye-photovoltaic idinga izakhiwo ze-pore ezilungiselelwe ukuthuthukisa ukusebenza kahle kokunciphisa kanye nezindleko zokukhiqiza i-silicon feedstock eziphansi.
Ukucubungula Okujulile Nokusetshenziswa Okunenani Eliphezulu
Imikhiqizo ecutshungulwe ngokujulile njenge-needle coke kanye ne-carbon fibers kufanele ithuthukiswe ukuze kwandiswe inani elingeziwe embonini. Njengezinto ezisetshenziswayo eziyinhloko zama-electrode e-graphite anamandla aphezulu kakhulu, i-needle coke ibone ukukhula okukhulu kwesidingo ngaphakathi kokwenziwa kwensimbi yesithando sikagesi kanye nochungechunge olusha lokuhlinzekwa kwamandla. Isibonelo, i-Jinzhou Petrochemical ifinyelele ukukhiqizwa kwesikhathi eside kwe-needle coke, ihlangabezana nezidingo zemakethe eziphezulu.
Ubuchwepheshe Bokukhiqiza Obungani Nemvelo Nobungani Nokuhlaza
Ngenxa yezinqubomgomo zemvelo eziqinile, kufanele kuthuthukiswe izinqubo zokukhiqiza ezingcolisa umoya kancane kanye nokusetshenziswa kwamandla amancane. Isibonelo, i-electrolysis kasawoti oncibilikisiwe ingafinyelela i-graphitization ngaphansi kuka-1000°C, inciphise ukusetshenziswa kwamandla ngo-40% uma kuqhathaniswa nezindlela zendabuko zokushisa okuphezulu kanye nokucindezela okuphezulu (ngaphezu kuka-2000°C) futhi isetshenziswe ezintweni ezahlukene zokusetshenziswa kwe-carbonaceous. Ngaphezu kwalokho, ubuchwepheshe bokusebenza kombhede obuncibilikisiwe buvimbela ukuhlangana ngokungenisa izinhlayiya ezingasebenzi, bunciphise isikhathi sokusebenza sibe amahora angu-2-8 futhi bunciphise ukusetshenziswa kwamandla.
Ubuchwepheshe Bokulawula Isakhiwo Sembobo Enembile
Ngokusebenzisa amasu okusebenzisa i-gradient kanye nokusetshenziswa kwe-doping ngaphakathi, isakhiwo se-pore sama-carbon ane-porous asekelwe ku-petroleum coke singalawulwa ukuze kuthuthukiswe ukusebenza kwezinto. Isibonelo, ukusebenzisa indlela yokusebenzisana kwe-H₂O/CO₂ kwakha isakhiwo esihlanganisiwe se-micropore-mesopore (isilinganiso se-mesopore esingu-20%-60%) ukuze sivumelane nezimo ezahlukene zohlelo lokusebenza. Ngesikhathi esifanayo, ukwethula i-NH₃ noma i-H₃PO₄ kwenza i-nitrogen/phosphorus atom doping (amazinga okusebenzisa i-doping angu-1-5 at%), okuthuthukisa ukuqhuba kanye nomsebenzi womphezulu.
Ukwandiswa Kwezicelo Emkhakheni Wezamandla Amasha
Izinto ezintsha zamandla ezifana ne-carbon esebenzayo esekelwe ku-petroleum coke kanye ne-supercapacitor carbon kufanele zakhiwe. Isibonelo, i-carbon evuvukile esekelwe ku-petroleum coke, "njengomlingani wegolide" wama-silicon anode, ithuthukisa ukuzinza komjikelezo ngo-300% ngokulawulwa kwesakhiwo se-pore (isakhiwo se-pore esivaliwe esingu-50-500 nm) ukuze kuvinjelwe ukwanda kwevolumu ye-silicon. Kucatshangwa ukuthi usayizi wemakethe yomhlaba wonke uzodlula ama-yuan ayizigidi eziyizinkulungwane eziyi-120 ngo-2030, ngesilinganiso sokukhula sonyaka esihlanganisiwe esingu-25%.
Ubuchwepheshe Bokukhiqiza Obuhlakaniphile Nobuzenzakalelayo
Ukusebenzisa ubuchwepheshe be-Intanethi Yezinto (IoT) kanye ne-blockchain kungathuthukisa ukusebenza kahle kokukhiqiza kanye nekhwalithi yomkhiqizo. Isibonelo, ukugcina impahla ngobuhlakani kwenza kube lula ukuqapha impahla ngesikhathi sangempela, kuthuthukisa isivinini sempendulo ngo-50%. Ukulandeleka kwe-Blockchain kunikeza isitifiketi "se-carbon footprint" yemikhiqizo, okuhlangabezana nezidingo zokutshalwa kwezimali ze-EU ESG.
Isikhathi sokuthunyelwe: Septhemba-24-2025