Kev tsom xam ntawm cov pa roj carbon nruab nrab lub hom phiaj rau cov pa roj carbon ncov hauv kev lag luam stainless hlau
Thaum Lub Xya Hli 2023, Tuam Tshoj Stainless Steel Association tau tshaj tawm "Action Plan for Carbon Neutrality in China's Stainless Steel Industry" (tom qab no hu ua "Action Plan"). Txoj kev npaj ua haujlwm tau hais tias los ntawm 2025, cov pa roj carbon emission siv ntawm Tuam Tshoj txoj kev lag luam stainless hlau yuav poob 15%.
Qhov kev tso tawm ntawm txoj kev npaj ua haujlwm yog qhov kev tshaj tawm ntawm lub hom phiaj kev taw qhia thiab txoj kev daim ntawv qhia rau Tuam Tshoj txoj kev lag luam stainless hlau kom ncav cuag cov pa roj carbon ntau thiab ua cov pa roj carbon nruab nrab. Kev siv cov phiaj xwm nqis tes ua yuav muaj kev cuam tshuam loj rau kev lag luam stainless hlau.
Lub ntsiab lus ntawm txoj kev npaj ua
Qhov tseem ceeb ntawm txoj kev npaj nqis tes ua yog qhov tseem ceeb hauv cov hauv qab no:
Nws qhia txog kev txiav txim siab ntawm Tuam Tshoj txoj kev lag luam stainless hlau kom nquag teb rau lub teb chaws cov pa roj carbon ncov thiab lub hom phiaj ntawm cov pa roj carbon neutrality.
Nws muab cov hom phiaj meej thiab txoj hauv kev rau Tuam Tshoj txoj kev lag luam stainless hlau kom ua tiav cov pa roj carbon tsis zoo.
Nws yuav txhawb kev hloov pauv ntsuab thiab cov pa roj carbon tsawg ntawm kev lag luam stainless hlau thiab txhawb kev tsim kho kom ruaj khov ntawm kev lag luam.
Lub hom phiaj ntawm txoj kev npaj ua
Txoj kev npaj ua haujlwm tau teeb tsa lub hom phiaj ntawm kev txo qis carbon emission siv ntawm Tuam Tshoj txoj kev lag luam stainless hlau los ntawm 15% los ntawm 2025. Lub hom phiaj no yog ua raws li cov kev xav hauv qab no:
Muab rau hauv tus account qhov teeb meem tiag tiag ntawm Tuam Tshoj txoj kev lag luam stainless hlau, uas yog, kev lag luam loj hauv cov nplai, lub zog qauv yog thee-oriented, thiab lub zog-txuag thiab emission-txo thev naus laus zis kuj rov qab.
Noj mus rau hauv tus account lub thoob ntiaj teb kev sib tw ntawm Tuam Tshoj txoj kev lag luam stainless hlau, uas yog, kev lag luam cov zis tso nyiaj rau ntau tshaj 60% ntawm lub ntiaj teb no, thiab nws yog lub ntiaj teb no tus loj tshaj plaws stainless hlau tsim thiab cov neeg siv khoom.
Txoj kev npaj ua
Daim phiaj xwm phiaj xwm tawm tswv yim "plaub kev txhim kho" txoj hauv kev, uas yog:
Txhim kho kev siv hluav taws xob zoo: nce qhov feem ntawm hluav taws xob rauv smelting, txhawb lub zog hluav taws xob los hloov cov thee, thiab txhim kho thee kev siv hluav taws xob.
Txhim kho kev siv cov khoom siv raw khoom: txhim kho cov khoom siv hlau rov ua dua tshiab thiab txhim kho cov khoom siv roj carbon tsawg.
Txhim kho cov txheej txheem thev naus laus zis: Txhawb nqa lub zog-txuag thiab emission-txo cov txheej txheem thev naus laus zis thiab tsim cov khoom lag luam ntsuab thiab cov pa roj carbon tsawg.
Txhim kho qib ntawm cov qauv kev lag luam: txhim kho high-end stainless hlau kev lag luam thiab txhawb kev lag luam kev hloov pauv thiab kho dua tshiab.
Action Plan Implementation Challenges
Kev ua raws li txoj kev npaj ua tau ntsib cov teeb meem hauv qab no:
Kev nyuaj siab: Cov pa roj carbon emissions nyob rau hauv cov txheej txheem stainless hlau ntau lawm yog los ntawm ob qhov txuas ntawm raw khoom smelting thiab ntau lawm thiab ua. Cov khoom siv raw smelting yog lub hauv paus tseem ceeb ntawm cov pa roj carbon emissions, thaum tsim khoom thiab kev ua lag luam rau ib feem me me ntawm carbon emissions. Yog li ntawd, kom ua tiav qhov txo qis ntawm cov pa roj carbon emission siv, nws yog ib qho tsim nyog yuav tsum tau tawg los ntawm cov pa roj carbon emission technology hauv cov txheej txheem raw khoom smelting.
Tus nqi sib tw: Kev siv cov pa roj carbon monoxide pa roj carbon monoxide yuav nce nqi ntau lawm. Yog li ntawd, nws yog ib qho tsim nyog los ntxiv dag zog thev naus laus zis tshiab, txo cov pa roj carbon emission txo tus nqi, thiab xyuas kom muaj kev loj hlob ntawm kev lag luam.
Cov teeb meem ntawm txoj cai: Kev siv cov pa roj carbon nruab nrab ntawm qhov kawg ntawm cov pa roj carbon emissions xav tau kev txhawb nqa kev txhawb nqa. Yog li ntawd, nws yog ib qho tsim nyog los txhim kho cov txheej txheem tsim nyog thiab muab txoj cai tiv thaiv kev lag luam.
Cov lus pom zoo rau kev siv cov phiaj xwm nqis tes ua
Txhawm rau kom muaj txiaj ntsig zoo nrog cov teeb meem hauv kev ua raws li txoj kev npaj ua, nws raug pom zoo kom tsom mus rau cov hauv qab no:
Txhim kho thev naus laus zis thev naus laus zis: nce peev hauv kev tshawb fawb thiab kev tsim kho thiab rhuav tshem cov pa roj carbon emission technology hauv cov txheej txheem smelting ntawm raw cov ntaub ntawv.
Txo cov nqi: Txhim kho cov txheej txheem ua kom zoo dua qub, txhim kho kev siv cov peev txheej, thiab txo cov nqi txo cov pa roj carbon monoxide.
Txhim kho txoj cai tswjfwm: Txhim kho txoj cai tswjfwm ntsig txog thiab muab txoj cai lav rau kev lag luam.
Zuag qhia tag nrho, kev ua raws li txoj kev npaj ua yuav muaj kev cuam tshuam loj rau Tuam Tshoj txoj kev lag luam stainless hlau. Kev lag luam yuav tsum nquag teb cov kev cov nyom, ntxiv dag zog rau kev tsim kho thev naus laus zis, txo cov nqi, txhim kho txoj cai tswjfwm, thiab ua kom muaj kev ua haujlwm zoo ntawm cov phiaj xwm kev nqis tes ua.
Txhim kho qib kev huv ntawm cov khoom siv raw khoom
Cov khoom siv tseem ceeb ntawm cov hlau tsis muaj hlau yog hlau, chromium, npib tsib xee, thiab lwm yam. Cov txheej txheem ntawm cov khoom siv raw no yuav tsim cov pa roj carbon ntau ntau. Ntawm lawv, hlau yog qhov tseem ceeb ntawm carbon emissions.
Kev txhim kho qib kev huv ntawm cov khoom siv raw khoom yog ib txoj hauv kev tseem ceeb los txo cov pa roj carbon emissions los ntawm stainless hlau ntau lawm. Cov kev ntsuas tshwj xeeb suav nrog:
Tsim hluav taws xob rauv smelting: hluav taws xob rauv smelting tsis tsim carbon dioxide thiab yog qhov zoo tshaj plaws ntsuas los txo cov pa roj carbon emissions los ntawm hlau smelting. Tam sim no, Tuam Tshoj lub tshuab hluav taws xob hluav taws xob smelting hlau tso nyiaj ntau dua 30% ntawm tag nrho cov khoom tsim tawm, thiab yuav nce ntxiv rau yav tom ntej.
Txhim kho hydrogen smelting: Hydrogen smelting yog ib qho ntawm cov qauv hauv cov hlau smelting yav tom ntej. Hydrogen smelting tsis tsim cov pa roj carbon dioxide, tab sis cov thev naus laus zis tseem tsis tau paub tab thiab xav tau kev tshawb fawb ntxiv thiab kev tsim kho thiab kev txhawb nqa.
Txhim kho tus nqi rov ua dua ntawm chromium, npib tsib xee thiab lwm yam khoom siv raw: Tus nqi rov ua dua ntawm chromium, npib tsib xee thiab lwm yam khoom siv raw yog tsawg. Kev txhim kho tus nqi rov ua dua tuaj yeem txo cov pa roj carbon emissions hauv cov txheej txheem ntawm cov khoom siv raw.
Tsim cov cuab yeej siv hluav taws xob tsawg-carbon smelting
Stainless hlau yog tsuas yog smelted los ntawm converter smelting thiab hluav taws xob rauv smelting. Hloov smelting yog ib txwm smelting txoj kev uas ua rau ib tug loj npaum li cas ntawm carbon dioxide. Hluav taws xob rauv smelting tsis tsim cov pa roj carbon dioxide, tab sis cov nqi tsim khoom ntau dua.
Kev tsim cov tshuab hluav taws xob tsawg-carbon smelting yog ib txoj hauv kev tseem ceeb los txo cov pa roj carbon emissions los ntawm stainless hlau ntau lawm. Cov kev ntsuas tshwj xeeb suav nrog:
Tsim kom muaj kev ua tau zoo hluav taws xob rau hluav taws xob smelting thev naus laus zis: Txhim kho qhov ua tau zoo ntawm lub tshuab hluav taws xob smelting tuaj yeem txo qis kev siv hluav taws xob thiab txo qis carbon emissions.
Tsim cov tshuab hluav taws xob tsawg-carbon converter smelting technology: Tsim cov tshuab hluav taws xob tsawg-carbon converter smelting technology tuaj yeem txo cov pa roj carbon dioxide emissions thaum lub sij hawm converter smelting txheej txheem.
Txhim kho qib ntawm kev txuag hluav taws xob thiab kev txo qis hauv kev ua haujlwm
Kev ua cov hlau tsis muaj steel kuj ua rau qee cov pa roj carbon emissions. Cov kev ntsuas tshwj xeeb suav nrog:
Siv cov cuab yeej txuag hluav taws xob thiab emission-txo: Siv cov cuab yeej txuag hluav taws xob thiab emission-txo cov cuab yeej tuaj yeem txo kev siv hluav taws xob thaum ua thiab txo cov pa roj carbon monoxide.
Optimize processing technology: Optimizing processing thev naus laus zis tuaj yeem txhim kho kev ua tau zoo thiab txo kev siv hluav taws xob.
Txhim khu kev tshawb fawb thiab kev tsim kho technology
Kev lag luam stainless hlau yuav tsum tau ntxiv dag zog rau kev tshawb fawb thiab kev tsim kho technology, tsim cov khoom siv roj carbon tsawg, cov khoom siv hlau tsis zoo, thiab txhim kho kev siv cov hlau tsis zoo. Cov kev ntsuas tshwj xeeb suav nrog:
Tsim cov khoom siv stainless hlau nrog cov khoom zoo xws li lub zog siab, siab tawv, thiab corrosion tsis kam los txo kev siv cov hlau tsis muaj steel.
Tsim cov ntaub ntawv stainless hlau recyclable thiab txhim kho tus nqi rov ua dua ntawm stainless hlau.
Tsoom fwv txoj cai txhawb nqa
Tsoomfwv yuav tsum tsim cov cai tswjfwm los coj kev lag luam stainless hlau kom ua tiav cov pa roj carbon nruab nrab siab tshaj. Cov kev ntsuas tshwj xeeb suav nrog:
Tsim cov qauv carbon emission: tsim cov qauv carbon emission rau stainless hlau ntau lawm los coj cov tuam txhab kom txo cov pa roj carbon monoxide.
Muab kev pab nyiaj txiag: Muab kev pab nyiaj txiag rau kev tshawb fawb, kev tsim kho thiab kev txhawb nqa ntawm cov cuab yeej siv hluav taws xob qis hauv kev lag luam stainless hlau.
Txhim kho kev lag luam mechanism: Txhim kho cov pa roj carbon emissions trading lag luam thiab txhawb cov lag luam kom txo qis emissions.
Lub realization ntawm stainless hlau kev lag luam cov pa roj carbon ncov lub hom phiaj yog ib tug systematic project uas yuav tsum tau muaj kev sib koom tes ntawm tag nrho cov kev lag luam. Los ntawm kev ua raws li cov kev ntsuas saum toj no, kev lag luam stainless hlau tuaj yeem ua tiav lub hom phiaj ntawm cov pa roj carbon ntau nruab nrab thiab pab txhawb kev tiv thaiv kev hloov pauv huab cua.
Kev lag luam stainless hlau ntsib cov teeb meem hauv qab no txhawm rau ua tiav nws lub hom phiaj carbon neutrality:
Kev nyuaj siab: Cov pa roj carbon emissions thaum lub sij hawm cov txheej txheem stainless hlau ntau lawm yog los ntawm raw khoom thiab smelting. Tam sim no, cov pa roj carbon emission tswj thev naus laus zis hauv cov txheej txheem tsim cov hlau tsis huv tsis paub tab thiab xav tau kev tshawb fawb ntxiv thiab kev txhim kho thiab kev txhawb nqa.
Tus nqi sib tw: Kev siv cov pa roj carbon monoxide pa roj carbon monoxide yuav ua rau tus nqi ntawm cov hlau tsis muaj steel ntau lawm. Kev lag luam stainless hlau yuav tsum tau ua cov kauj ruam los txo cov nqi kom nyob twj ywm kev sib tw.
Txoj cai sib tw: Kev lag luam stainless hlau cov pa roj carbon ncov thiab carbon neutrality xav tau tsoomfwv txoj cai txhawb nqa. Tsoomfwv yuav tsum tsim cov cai tswjfwm los coj kev lag luam stainless hlau kom ua tiav cov pa roj carbon nruab nrab siab tshaj.
Yuav kom kov yeej cov teeb meem no, cov kev ntsuas hauv qab no yuav tsum tau ua:
Txhim kho kev tshawb fawb thiab kev tsim kho tshuab: Kev lag luam stainless hlau yuav tsum tau ntxiv dag zog rau kev tshawb fawb thiab kev tsim kho tshuab, tsim cov khoom siv hluav taws xob tsawg, cov khoom siv hlau tsis zoo, thiab txhim kho kev siv cov hlau tsis zoo.
Cov qauv kev lag luam tshiab: Kev lag luam stainless hlau yuav tsum tsim kho cov qauv kev lag luam thiab tshawb nrhiav txoj hauv kev tshiab rau kev txhim kho cov pa roj carbon tsawg.
Txhim khu kev koom tes thoob ntiaj teb: Kev lag luam stainless hlau yuav tsum ntxiv dag zog rau kev koom tes thoob ntiaj teb, sib qhia cov cuab yeej technology thiab kev paub dhau los, thiab sib koom ua ke teb rau kev hloov pauv huab cua.
Los ntawm kev ua cov kauj ruam saum toj no, kev lag luam steel hlau tsis muaj peev xwm kov yeej cov kev cov nyom thiab ua tiav cov hom phiaj ntawm qhov nruab nrab siab kawg.
Nov yog qee cov lus qhia tshwj xeeb:
Tsoom fwv yuav tsum tsim kom muaj cov qauv kev ua kom pom tseeb dua cov pa roj carbon monoxide thiab nce kev txhawb nqa rau kev tshawb fawb thiab kev tsim kho thiab txhawb nqa cov thev naus laus zis ntawm cov pa roj carbon tsawg.
Kev lag luam hauv kev lag luam stainless hlau yuav tsum ntxiv dag zog thev naus laus zis tshiab, tsim cov pa roj carbon tsawg, cov khoom siv hlau tsis zoo, thiab txhim kho kev siv cov hlau tsis zoo.
Cov koom haum kev lag luam yuav tsum ntxiv dag zog rau kev lag luam tus kheej kev qhuab qhia, coj cov tuam txhab lag luam kom ua tiav lawv cov luag haujlwm hauv zej zog, thiab txhawb kev txhim kho ntsuab ntawm kev lag luam.
Los ntawm kev ua haujlwm ua ke, kev lag luam stainless hlau tuaj yeem ua tiav lub hom phiaj ntawm cov pa roj carbon ntau nruab nrab thiab pab txhawb kev tawm tsam kev hloov pauv huab cua.
Kev ua tiav ntawm lub hom phiaj ntawm carbon neutrality hauv kev lag luam stainless hlau yog qhov tseem ceeb heev.
Tsim kom muaj kev tiv thaiv kev hloov pauv huab cua: Kev lag luam stainless hlau yog cov pa roj carbon emitter loj. Kev ua tiav qhov siab tshaj plaws carbon nruab nrab tuaj yeem txo cov pa roj carbon monoxide emissions thiab pab tiv thaiv kev hloov pauv huab cua.
Txhawb kev hloov pauv kev lag luam thiab kev hloov kho dua tshiab: Txhawm rau kom ua tiav cov pa roj carbon monoxide tsis zoo, kev lag luam stainless hlau yuav tsum tau ua kom cov thev naus laus zis tshiab, txhim kho kev tsim khoom, txo cov nqi tsim khoom, thiab txhawb kev lag luam kev hloov pauv thiab kho dua tshiab.
Txhim kho kev lag luam kev sib tw: Ua tiav cov pa roj carbon monoxide nruab nrab yog nyob rau hauv txoj kab nrog kev txhim kho thoob ntiaj teb thiab tuaj yeem txhim kho kev sib tw thoob ntiaj teb ntawm kev lag luam stainless hlau.
Kev ua tiav ntawm lub hom phiaj ntawm carbon neutrality hauv kev lag luam stainless hlau yog ib txoj haujlwm ntev. Nws yuav tsum muaj kev sib koom tes ntawm tsoomfwv, cov lag luam, cov koom haum kev lag luam thiab lwm cov tog neeg kom ua tiav lub hom phiaj no.
