Cov kev tshawb fawb txog thev naus laus zis yav tom ntej thiab kev txhim kho ntawm graphitized roj av coke feem ntau tsom mus rau cov hauv qab no:
Cov Txuj Ci Siab thiab Tsis Muaj Peev Xwm
Los ntawm kev txhim kho cov txheej txheem coking qeeb thiab cov txheej txheem desulfurization tob, cov sulfur, tshauv, thiab lwm yam tsis huv hauv cov roj av coke tuaj yeem txo qis. Piv txwv li, Sinopec Qingdao Refinery tau txo cov sulfur cov ntsiab lus kom qis dua 0.3%, ua tau raws li qhov xav tau rau cov roj av coke uas muaj sulfur tsawg hauv kev lag luam hluav taws xob tshiab. Yav tom ntej, nws yog qhov tsim nyog los tsim cov thev naus laus zis deashing zoo kom txo cov tshauv ntawm 8-10 wt% mus rau qis dua 1 wt%, yog li txhim kho cov khoom siv huv thiab kev ua haujlwm ruaj khov.
Kev Tsim Kho Kom Haum Rau Cov Khoom Siv Siab
Cov khoom siv roj av coke tshwj xeeb yuav tsum tau tsim rau cov teb siab xws li cov ntaub ntawv anode roj teeb lithium thiab cov khoom siv txo cov khoom siv photovoltaic silicon. Piv txwv li, cov roj teeb hluav taws xob coke tshwj xeeb yuav tsum ua tau raws li cov cim qhia xws li cov ntsiab lus sulfur <0.5% thiab cov ntsiab lus tshauv <0.3% los txhim kho lub zog ntawm lub roj teeb thiab lub neej voj voog. Tsis tas li ntawd, cov roj av coke photovoltaic-qib xav tau cov qauv pore zoo tshaj plaws los txhim kho kev txo qis thiab txo cov nqi tsim khoom silicon.
Kev Ua Haujlwm Sib Sib Zog thiab Kev Siv Nyiaj Ntau Ntxiv
Cov khoom lag luam uas ua tiav tob xws li koob coke thiab cov fiber carbon yuav tsum tau tsim los ua kom muaj txiaj ntsig ntxiv rau kev lag luam. Raws li cov khoom siv tseem ceeb rau cov electrodes graphite ultra-high-power, koob coke tau pom kev loj hlob ntawm kev thov hauv kev tsim hluav taws xob arc furnace steelmaking thiab cov khoom siv hluav taws xob tshiab. Piv txwv li, Jinzhou Petrochemical tau ua tiav kev tsim khoom ntev ntawm koob coke, ua tau raws li kev xav tau ntawm kev ua lag luam siab.
Cov thev naus laus zis tsim khoom zoo rau ib puag ncig thiab ntsuab
Txhawm rau teb rau cov cai ib puag ncig uas nruj zuj zus, cov txheej txheem tsim khoom uas tsis muaj kuab paug thiab siv hluav taws xob tsawg yuav tsum tau tsim. Piv txwv li, cov ntsev electrolysis uas yaj tuaj yeem ua tiav graphitization hauv qab 1000 ° C, txo kev siv hluav taws xob los ntawm 40% piv rau cov txheej txheem kub thiab siab (saum toj no 2000 ° C) thiab siv tau rau ntau yam khoom siv carbonaceous. Ntxiv mus, cov txheej txheem ua kom lub txaj fluidized tiv thaiv kev sib sau ua ke los ntawm kev qhia cov khoom me me, luv lub sijhawm ua kom muaj zog rau 2-8 teev thiab txo kev siv hluav taws xob ntxiv.
Cov Txuj Ci Tswj Xyuas Qhov Pore Precise
Los ntawm kev ua kom muaj zog gradient thiab cov txheej txheem doping hauv qhov chaw, cov qauv pore ntawm cov pa roj carbon uas ua los ntawm roj av coke tuaj yeem tswj tau kom txhim kho kev ua haujlwm ntawm cov khoom siv. Piv txwv li, kev siv H₂O/CO₂ synergistic activation mechanism tsim cov qauv micropore-mesopore composite (mesopore ratio ntawm 20% -60%) kom haum rau ntau yam kev siv. Tib lub sijhawm, kev qhia NH₃ lossis H₃PO₄ ua rau nitrogen/phosphorus atom doping (doping levels ntawm 1-5 at%), txhim kho conductivity thiab kev ua haujlwm ntawm qhov chaw.
Kev Nthuav Dav ntawm Cov Kev Siv Hauv Kev Lag Luam Zog Tshiab
Yuav tsum tsim cov khoom siv hluav taws xob tshiab xws li roj av coke-based activated carbon thiab supercapacitor carbon. Piv txwv li, roj av coke-based porous carbon, ua "tus khub kub" rau silicon anodes, txhim kho kev ruaj khov ntawm lub voj voog los ntawm 300% los ntawm kev tswj cov qauv pore (50-500 nm kaw pore qauv) los thaiv silicon ntim nthuav dav. Nws tau kwv yees tias qhov loj me ntawm kev lag luam thoob ntiaj teb yuav tshaj 120 billion yuan los ntawm xyoo 2030, nrog rau kev loj hlob txhua xyoo ntawm 25%.
Cov Txuj Ci Tsim Khoom Txawj Ntse thiab Tsis Siv Neeg
Kev siv Internet of Things (IoT) thiab blockchain thev naus laus zis tuaj yeem txhim kho kev ua haujlwm zoo thiab cov khoom zoo. Piv txwv li, kev khaws cia ntse ua rau muaj kev saib xyuas cov khoom muag tiag tiag, txhim kho kev teb sai dua 50%. Blockchain traceability muab daim ntawv pov thawj "carbon footprint" rau cov khoom, ua tau raws li EU ESG kev nqis peev.
Lub sijhawm tshaj tawm: Cuaj hlis-24-2025