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Txoj Kev Loj Hlob Ntawm Steel Kev Lag Luam
Tuam Tshoj txoj kev lag luam hlau qhib lub sijhawm tshiab ntawm kev hloov pauv
Wang Tie, Tus Thawj Coj ntawm Carbon Market Division ntawm Lub Tsev Haujlwm Saib Xyuas Kev Nyab Xeeb Kev Nyab Xeeb ntawm Ministry of Ecology thiab Ib puag ncig, tau sawv ntawm lub rooj sib tham ntawm 2025 International Forum ntawm Carbon Emission Reduction nyob rau hauv Kev Lag Luam Cov Khoom Siv Hauv Tsev thiab tshaj tawm tias peb qhov kev lag luam ntawm steel, cement thiab aluminium smelting yuav pib thawj carbon emission quota faib thiab kev ua haujlwm. Txoj cai no yuav npog ntxiv 3 billion tons ntawm carbon dioxide sib npaug ntawm cov pa roj carbon monoxide emissions, nce qhov feem pua ntawm cov pa roj carbon emissions tswj los ntawm lub teb chaws carbon lag luam los ntawm 40% mus rau ntau tshaj 60% ntawm lub teb chaws tag nrho.
Txoj Cai thiab Kev Cai Tsav Green Transformation
1.Lub ntiaj teb steel kev lag luam yog nyob rau hauv nruab nrab ntawm ib tug ntsiag to kiv puag ncig. Raws li Tuam Tshoj cov pa roj carbon kev lag luam nthuav dav, 1,500 qhov tseem ceeb emission units tau ntxiv ntxiv rau 2,200 lub tuam txhab tsim hluav taws xob, nrog cov tuam txhab steel bearing brunt. Ministry of Ecology thiab Ib puag ncig tau hais meej meej rau cov tuam txhab kom ntxiv dag zog rau lawv lub luag haujlwm, ua txoj haujlwm zoo hauv kev tswj hwm cov ntaub ntawv, thiab tsim cov phiaj xwm kev tshawb fawb rau kev tshem tawm xyoo kawg.
2.Txoj cai tswjfwm tau hloov pauv mus rau kev tsav tsheb rau kev hloov pauv kev lag luam. Ntawm lub rooj sib tham xov xwm ntawm Lub Xeev Pawg Saib Xyuas Kev Lag Luam, Ministry of Industry thiab Information Technology tau hais tias kev hloov pauv ntsuab sib sib zog nqus ntawm kev lag luam ib txwm yuav tsum yog qhov tseem ceeb tshaj plaws, thiab kev lag luam steel yog thawj ntawm plaub qhov kev lag luam tseem ceeb. Txoj kev tshwj xeeb tau qhia meej: nce qhov feem pua ntawm cov khoom seem hauv cov khoom siv raw, nrog lub hom phiaj ntawm kev nce qhov feem pua ntawm 22% los ntawm 2027.
3.International cov cai tseem tab tom hloov kho kev lag luam toj roob hauv pes. European ntsuab yog thawb cov tuam txhab steel hauv zos kom tig mus rau cov cuab yeej siv hluav taws xob tsawg xws li hydrogen zog; Is Nrias teb tab tom nrhiav kom ua tiav lub hom phiaj muaj peev xwm ntawm 300 lab tons los ntawm 2030 los ntawm lub teb chaws txoj cai steel. Daim ntawv qhia kev lag luam steel thoob ntiaj teb tau rov ua dua, thiab cov kev txwv tsis pub nyiaj thiab kev tiv thaiv hauv cheeb tsam tau ua kom lub cheeb tsam rov tsim kho ntawm cov saw hlau.
4.In Xisaishan District, Hubei Xeev, 54 tshwj xeebhlaucov tuam txhab saum toj no qhov loj me yog tsim kom muaj 100 billion-theem industrial ecosystem. Fucheng Machinery tau txo kev siv hluav taws xob los ntawm 20% los ntawm kev hloov pauv hloov pauv hloov pauv, thiab nws cov khoom raug xa tawm mus rau Kaus Lim Qab Teb thiab Is Nrias teb. Kev sib koom ua ke ntawm kev taw qhia txoj cai thiab kev coj ua lag luam yog hloov kho thaj chaw layout thiab economic logic ntawm steel ntau lawm.
Kev tsim kho thev naus laus zis, rhuav tshem cov kev txwv ntawm cov khoom siv
1.Txoj kev loj hlob ntawm cov ntaub ntawv tshawb fawb tau rhuav tshem cov ciam teb ntawm steel kev ua tau zoo. Thaum Lub Xya Hli 2025, Chengdu Lub Tsev Kawm Ntawv Qib Siab Cov Khoom Siv Hlau tau tshaj tawm patent rau "txoj kev kho cua sov rau kev txhim kho qhov ua tau zoo ntawm qhov kub thiab txias ntawm martensitic aging stainless hlau". Los ntawm kev tswj hwm qhov ntsuas kub ntawm 830-870 ℃ qis-kub thiab 460-485 ℃ txheej txheem kev laus, qhov teeb meem ntawm cov hlau embrittlement nyob rau hauv huab ib puag ncig tau daws.
2.Ntau qhov kev tsim kho tshiab yog los ntawm kev siv lub ntiaj teb tsis tshua muaj. Thaum Lub Xya Hli 14, Tuam Tshoj Rare Earth Society tau soj ntsuam cov txiaj ntsig ntawm "Tsis Muaj Lub Ntiaj Teb Corrosion ResistantCarbon SteelTechnology Innovation thiab Industrialization project "Cov kws tshaj lij pab pawg coj los ntawm Academician Gan Yong tau txiav txim siab tias cov thev naus laus zis tau mus txog "kev coj ua thoob ntiaj teb".
3.Professor Dong Han pab neeg ntawm Shanghai University tau qhia txog kev tiv thaiv corrosion ntawm lub ntiaj teb tsis tshua muaj kev hloov pauv cov khoom ntawm kev suav nrog, txo cov qoob loo ciam teb zog thiab txhawb kev tsim cov txheej txheem tiv thaiv xeb. Qhov kev tawg no tau nce qhov kev tiv thaiv corrosion ntawm Q235 thiab Q355 zoo tib yam steels los ntawm 30% -50%, thaum txo kev siv cov huab cua ib txwm siv los ntawm 30%.
4.Key kev vam meej kuj tau ua nyob rau hauv kev tshawb fawb thiab kev loj hlob ntawm av qeeg-resistant steel. Lub seismickub dov steel phajtshiab tsim los ntawm Ansteel Co., Ltd. txais yuav ib tug tshwj xeeb muaj pes tsawg leeg tsim (Cu: 0.5%-0.8%, Cr: 2%-4%, Al: 2%-3%), thiab ua tau zoo seismic kev ua tau zoo nrog ib tug damping nqi ntawm δ≥0.08 los ntawm precision kub tswj technology, muab cov ntaub ntawv tshiab lav rau lub tsev kev nyab xeeb.
5.In the field of special steel, Daye Special Steel and the China Iron and Steel Research Institute koom ua ke tsim National Key Laboratory of Advanced Special Steel, thiab lub dav hlau cav lub ntsiab ncej bearing steel tsim los ntawm nws tau yeej CITIC Group Science thiab Technology Award. Cov kev tsim kho tshiab no tau txuas ntxiv txhim kho kev sib tw ntawm Suav tshwj xeeb steel hauv ntiaj teb kev lag luam siab kawg.
High-end Tshwj xeeb hlau, Cov pob txha tshiab ntawm Tuam Tshoj txoj kev tsim khoom
1.Tuam Tshoj tshwj xeeb steel ntau lawm suav rau 40% ntawm lub ntiaj teb tag nrho, tab sis qhov kev hloov tiag tiag nyob rau hauv kev txhim kho kom zoo. Nyob rau hauv 2023, Tuam Tshoj tus high-zoo tshwj xeeb steel ntau lawm yuav ncav cuag 51.13 lab tons, ib xyoo-rau-xyoo nce ntawm 7%; nyob rau hauv 2024, tag nrho cov hlau ntau lawm ntawm high-zoo steel tuam txhab uas muag nyob rau hauv lub teb chaws yuav ncav cuag li 138 lab tons. Tom qab qhov nce hauv ntim, qhov tob dua yog kev kho dua tshiab ntawm cov qauv kev lag luam.
2.Lub tsib lub nroog nyob rau yav qab teb Jiangsu tau tsim lub ntiaj teb coob tshwj xeeb steel pawg. Cov hlau tshwj xeeb thiab cov khoom siv high-end alloy pawg hauv Nanjing, Wuxi, Changzhou thiab lwm qhov chaw yuav muaj tus nqi tsim tawm ntawm 821.5 billion yuan hauv 2023, nrog rau cov khoom tsim tawm txog 30 lab tons, suav txog 23.5% ntawm lub teb chaws tshwj xeeb steel ntau lawm. Tom qab cov nuj nqis no yog qhov kev hloov pauv zoo hauv cov qauv khoom - los ntawm kev tsim kho cov hlau zoo tib yam rau cov khoom muaj nqis ntxiv xws li lub zog tshiab roj teeb plhaub, lub cev muaj zog, thiab lub zog hluav taws xob nuclear siab boiler raj.
3.Cov tuam txhab ua lag luam ua cov kev hloov pauv yoj. Nrog lub peev xwm tsim khoom txhua xyoo ntawm 20 lab tons ntawm cov hlau tshwj xeeb, CITIC Special Steel tau ua tiav cov khoom lag luam siab kawg los ntawm kev tsim kho cov tswv yim xws li kev nrhiav tau ntawm Tianjin.Cov yeeb nkab steel. Baosteel Co., Ltd. tau txuas ntxiv ua kom muaj kev vam meej hauv thaj chaw ntawm kev taw qhia silicon steel thiab cov hlau muaj zog, thiab yuav tshaj tawm plaub qib siab tshaj plaws ntawm cov khoom siv silicon steel thoob ntiaj teb hauv 2024.
4.TISCO Stainless Steel tau ua tiav kev hloov pauv nrog 304LG daim hlau rau MARKⅢ LNG nkoj / tank, tsim kom muaj txoj haujlwm tseem ceeb hauv high-endstainless hlaukev ua lag luam. Cov kev ua tiav no qhia txog kev hloov pauv ntawm Tuam Tshoj txoj kev lag luam steel tshwj xeeb los ntawm "ua raws" mus rau "khiav ib sab" thiab tom qab ntawd mus rau "ua" hauv qee qhov chaw.
Zero-carbon Factories Thiab Circular Economy, Los Ntawm Lub Tswv Yim Rau Kev Xyaum
1.Green steel yog txav los ntawm lub tswv yim mus rau qhov tseeb. Zhenshi Group's Oriental Special Steel Project siv tag nrho cov pa oxygen combustion technology los txo cov roj hluav taws xob siv hluav taws xob los ntawm 8Nm³ / t steel, thaum tshem tawm cov txheej txheem denitrification kom ua tiav cov pa hluav taws xob tsawg. Qhov tseem ceeb tshaj, nws lub zog tsim kho tshiab - kev sib koom ua ke ntawm 50MW / 200MWh lub zog khaws cia thiab cov chaw nres tsheb photovoltaic faib los tsim kom muaj "qhov chaw-cia-load" sib koom ua ke ntsuab hluav taws xob muab hluav taws xob network.
2.Cov qauv kev lag luam ncig yog nrawm hauv kev lag luam steel. Kev sib xyaw ua ke ntawm cov txheej txheem luv luv steelmaking cov khoom pov tseg thiab chromium-muaj cov khoom siv khib nyiab ua kua siv tshuab ua rau Oriental Special Steel kom tau raws li "ultra-low" atmospheric emission standard (4mg/Nm³) hauv Jiaxing. Hauv Hubei, Zhenhua Chemical tau nqis peev 100 lab yuan los tsim lub Hoobkas ntse, ua tiav cov pa roj carbon ntau xyoo ntawm 120,000 tons; Xisai fais fab nroj tsuag txuag 32,000 tons ntawm thee los ntawm kev hloov pauv.
3.Digitalization tau dhau los ua qhov nrawm ntawm kev hloov pauv ntsuab. Xingcheng Tshwj Xeeb Steel tau dhau los ua thawj "lighthouse Hoobkas" hauv ntiaj teb tshwj xeeb steel kev lag luam, thiab Nangang Co., Ltd. tau ua tiav kev sib txuas ntawm cov khoom siv, tshuab thiab cov ntaub ntawv los ntawm kev lag luam Internet platform6. Hubei Hongrui Ma Cov Khoom Siv Tshiab tau dhau los ua cov kev hloov pauv digital, thiab cov neeg ua haujlwm tuaj yeem tswj hwm kev txiav txim, cov khoom muag thiab kev tshuaj xyuas zoo los ntawm cov ntxaij vab tshaus hluav taws xob. Tom qab kev hloov pauv, lub tuam txhab cov khoom tsim tawm tau nce ntau dua 20%.
4.Xisaishan District tau siv lub gradient cultivation system ntawm "kev nce qib thiab stabilizing cov kev cai - tshwj xeeb thiab innovation - ib tug yeej - ntsuab manufacturing". Muaj 20 lub xeev-theem "kev tshwj xeeb thiab kev tsim kho tshiab" cov lag luam me thiab nruab nrab, thiab Daye Special Steel thiab Zhenhua Chemical tau dhau los ua lag luam hauv teb chaws ib leeg. Qhov kev txhawb nqa hierarchical no muab txoj hauv kev tsim ntsuab ntsuab rau kev lag luam ntawm ntau qhov sib txawv.
Kev Sib Tw Thiab Kev Pom Zoo: Tib Txoj Kev Los Ua Ib Lub Tebchaws Hlau Hlau
1.Txoj kev mus rau kev hloov pauv tseem muaj pos. Kev lag luam steel tshwj xeeb ntsib cov teeb meem nyuaj hauv ib nrab xyoo 2025: Txawm hais tias Sino-US tariff game tau yooj yim, qhov tsis paub tseeb ntawm kev lag luam thoob ntiaj teb tseem nyob; cov txheej txheem "general mus superior" yog cuam tshuam los ntawm kev hloov pauv hauv kev lag luam rebar, thiab cov tswv yim tsim khoom lag luam yog hloov pauv. Hauv lub sijhawm luv luv, qhov tsis sib xws ntawm cov khoom siv thiab kev xav tau hauv kev lag luam yog qhov nyuaj los daws, thiab cov nqi yuav nyob qis.
2.Cov nqi siab thiab kev tsis sib haum xeeb ua ke. Txawm hais tias cov txheej txheem tshiab xws li electrolytic aluminium carbon-free anode thev naus laus zis thiab steel ntsuab hydrogen metallurgy tau ua tiav, daim ntawv thov loj tseem xav tau sijhawm. Lub Oriental Special Steel project tau txais qhov "lub cub tawg + AOD rauv" ob-kauj ruam thiab peb-kauj ruam steelmaking txheej txheem, thiab optimizes cov khoom siv qauv los ntawm kev txawj ntse algorithms, tab sis xws li kev peev txheej tseem yog ib lub nra hnyav rau cov lag luam me thiab nruab nrab.
3.Lub sijhawm ua lag luam kuj pom tseeb. Qhov kev thov rau high-end steel tshwj xeeb hauv cov khoom siv hluav taws xob tshiab, tsheb hluav taws xob, kev tsim kho tshiab thiab lwm yam kev lag luam tau nce ntxiv. Lub zog tej yaam num xws li nuclear fais fab thiab ultra-supercritical units tau dhau los ua cov cav tshiab rau kev loj hlob ntawm high-end tshwj xeeb hlau. Cov kev xav tau no tau tsav Tuam Tshoj txoj kev lag luam steel kom hloov pauv mus rau "high-end, ntse, thiab ntsuab".
4.Txoj kev txhawb nqa tseem nce ntxiv. Lub Tsev Haujlwm Saib Xyuas Kev Lag Luam thiab Cov Ntaub Ntawv Technology yuav tshaj tawm thiab ua raws li kev npaj ua haujlwm tshiab kom ruaj khov kev loj hlob hauv kev lag luam hlau nonferrous, tsom rau kev ruaj khov kev loj hlob thiab txhawb kev hloov pauv. Nyob rau theem kev tsim kho tshiab, siv thiab tsim cov qauv loj rau kev lag luam hlau nonferrous, txhawb kev sib sib zog nqus ntawm kev txawj ntse technology thiab kev lag luam, thiab muab lub zog tshiab rau kev siv thev naus laus zis.
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