Kev nce qib thoob ntiaj teb hauv metallurgy tau pom qhov hloov pauv tseem ceeb raws li cov kws tshawb fawb thiab cov tuam txhab lag luam tau ua tiav hauv cov thev naus laus zis thev naus laus zis thev naus laus zis. Cov kev tsim kho no, xws li siab nitrogen tsawg hauv ntiaj teb alloys mus rau cov cuab yeej zoo tshaj plaws rau kev tuag casting thiab cov khoom siv hluav taws xob loj loj, tau teeb tsa cov qauv tshiab rau kev ua haujlwm, kev nyab xeeb, thiab kev ruaj ntseg. Thoob plaws Tuam Tshoj, Tebchaws Europe, thiab Russia, kev sib koom tes ntawm kev lag luam thiab kev kawm yog cov khoom tsim tawm los tiv thaiv qhov kub thiab txias, kev kub ntxhov, thiab corrosive ib puag ncig, yog li txhawb lub ntiaj teb kev thawb rau lub zog huv thiab ntau cov txheej txheem tsim khoom.
Hauv kev txhim kho tseem ceeb hauv tsev, tus thawj coj ntawm Tuam Tshoj tiv thaiv kev lag luam tau tshaj tawm qhov kev ua tiav ntawm cov cuab yeej siv hluav taws xob tiv thaiv hluav taws xob, tshwj xeeb yog tsom rau kev lag luam hluav taws xob. Lub tuam txhab, hauv kev koom tes nrog ntau lub tsev kawm ntawv qib siab, tau ua tiav qhov kev sib tw tseem ceeb uas cuam tshuam txog kev xaiv cov khoom siv, kev sib xyaw ua ke, thiab kev ua kom zoo ntawm cov txheej txheem smelting. Cov tub ntxhais kawm tau zoo yog nitrogen siab, siab tsis tshua muaj lub ntiaj teb hnav resistant steel casting, uas yog ib qho tseem ceeb tivthaiv rau loj circulating fluidized txaj boilers.
Cov khoom siv tshiab no yog tsim los ua kom tau raws li qhov xav tau ntawm qhov kub thiab txias ntawm kev ua haujlwm boiler, ua kom muaj kev ruaj khov thiab kev ua haujlwm ntawm cov khoom raug cuam tshuam nrog kev kub ntxhov thiab puas. Qhov kev vam meej ntawm txoj haujlwm no tsis yog tsuas yog ua kom lub tuam txhab txoj haujlwm nyob rau hauv kev lag luam boiler kev lag luam tab sis kuj tseem qhib txoj hauv kev los ua kom muaj qhov kub hnyiab tiv taus qhov chaw rau lwm yam kev lag luam hnyav. Cov ntawv thov muaj peev xwm txuas mus rau cov tshuab mining, cov chaw siv hluav taws xob nuclear, thiab cov khoom siv tshuaj lom neeg, uas cov khoom siv yuav tsum ua haujlwm hnyav zoo sib xws. Qhov kev ua tiav no yog qhov tshwm sim ncaj qha los ntawm kev lag luam muaj txiaj ntsig- tsev kawm qib siab- tshawb fawb kev sib koom tes tsim kho tshiab ecosystem, uas lub tuam txhab tau cog lus rau xyoo tas los no. Los ntawm kev koom tes nrog cov tsev kawm ntawv thiab cov chaw tshawb fawb, lawv tau ua tiav ntau yam kev tshawb fawb txog kev tshawb fawb loj, ua rau muaj cov txiaj ntsig tshiab uas muaj txiaj ntsig zoo thiab siv tau.
Txuas ntxiv nthuav dav thaj tsam ntawm cov khoom siv hluav taws xob loj loj tsim, lwm lub tuam txhab suav tshuab hnyav tau tshaj tawm txoj kev xa khoom tiav ntawm kev sib koom ua ke ultra-siab siab sab hauv lub tog raj kheej project. Qhov project no yog ib qho kev ua tau zoo tshaj plaws hauv kev ua haujlwm ntawm high-kawg cam khwb cia steel ntau lawm, sawv cev rau qhov tseem ceeb txuas ntxiv los ntawm kev tshawb fawb tseem ceeb thiab kev loj hlob mus rau siab -precision tiav.
Lub ultra-siab siab sab hauv lub tog raj kheej yog ib qho tseem ceeb ntawm cov khoom siv hluav taws xob loj, xav tau cov khoom siv tshwj xeeb, kev ua tau zoo, thiab qhov tseeb. Cov khoom siv lub siab alloy kub resistant steel, uas nthuav tawm ntau yam kev cov nyom hauv casting, smelting, kho cua sov, thiab precision machining. Txhawm rau hais txog cov no, lub tuam txhab tau tsim ib pab pawg tshwj xeeb uas nyob ib puag ncig ntawm cov txheej txheem tag nrho kev sib xyaw ua ke kev tsim khoom. Lawv tau dhau los ua cov txheej txheem tseem ceeb hauv kev tsim cov txheej txheem casting, txhim kho cov cuab yeej tshwj xeeb, kev simulation, thiab cov txheej txheem tswj kom zoo. Qhov no holistic mus kom ze enabled lub tuam txhab kom ua tau ib tug 跨越式 breakthrough, transforming ib tug ntxhib casting rau hauv precision machined tivthaiv. Lub peev xwm no yog qhov tseem ceeb rau yav tom ntej kev tsim khoom ntawm cov khoom tseem ceeb rau lab-kilowatt ultra-supercritical units thiab nuclear fais fab nroj tsuag, pab ncaj qha mus rau siab -kev loj hlob zoo ntawm 高端 cov cuab yeej tsim kev lag luam thiab txhawb lub teb chaws ob lub hom phiaj carbon.
Nyob rau theem thoob ntiaj teb, qhov kev thov rau cov cuab yeej siv tau zoo dua yog tau tsav los ntawm kev hloov pauv ntawm kev kub siab tuag casting. Ib tus kws tshaj lij German cov cuab yeej steel tau tsim cov cuab yeej ua haujlwm siab tshiab uas tau tsim los ua kom tau raws li qhov xav tau ntawm cov ntawv thov kev tuag niaj hnub no. Qhov kev txhim kho no hais txog cov kev xav tau ntawm kev tsim cov khoom siv loj, giga-castings, thiab qib siab e- tsav daim ntawv thov.
Raws li kev lag luam txav mus rau qhov hnyav dua qhov hnyav dua thiab ntau dua geometries nrog kev ua haujlwm zoo dua, cov thermal thiab mechanical loads ntawm cov tuag tau nce zuj zus. Cov hlau tshiab, tsim los ntawm MT1, tau tsim tshwj xeeb rau cov xwm txheej no. Nws muaj qhov tshwj xeeb toughness thiab homogeneity, ua kom ntseeg tau tias kev ua tau zoo txawm tias nyob hauv cov tuag loj lossis cov khoom siv nrog cov ntoo khaub lig tseem ceeb - ntu variations. Cov hlau kuj tseem muaj qhov zoo tshaj plaws hardenability, uas tau lees tias muaj kev faib tawm ntawm cov tawv tawv thoob plaws hauv cov pwm loj loj uas yog cov qauv thiab giga- cov ntawv thov cam khwb cia. Qhov kev sib txuam no yog qhov tseem ceeb rau kev txhim kho cov cuab yeej kev ua tau zoo thiab ua kom ntseeg tau tias tus cwj pwm zoo thoob plaws hauv lub neej ua haujlwm tuag.
Qhov zoo ntawm metallurgical tseem ceeb ntawm MT1 yog qhov txo qis ntawm kev tsim bainite thaum kho cua sov. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov tuag nrog cov geometry nyuaj, qhov kev hloov pauv hauv ntu tuab tuaj yeem ua rau nws nyuaj rau kev ua tiav qhov ruaj khov, zoo li microstructure. Los ntawm kev txo qis bainite, cov qauv tsim alloy txhawb kev ruaj ntseg zoo dua qub, ua rau qis qis qis thiab txo qis rov ua haujlwm thaum lub sijhawm tuag. Tsis tas li ntawd, cov khoom siv qhia tau hais tias muaj kev tiv thaiv siab rau tempering, tso cai rau lub cuab yeej tswj nws cov khoom siv hluav taws xob txawm tias xav tau thermal cycling. Qhov no ua kom cov txheej txheem ruaj khov, lub sijhawm tu ncua ntev, thiab txhim kho kev ua haujlwm tag nrho rau cov chaw tsim khoom. Raws li tau hais los ntawm Lub Tuam Txhab Muag Khoom, kev lag luam xav tau cov cuab yeej hlau uas sib txuas ua haujlwm siab, txhim khu kev qha hardenability, thiab ruaj khov txawm tias nyob hauv qhov loj tshaj plaws tuag, thiab cov khoom tshiab no yog cov lus teb ncaj qha rau cov kev xav tau.
Ua ke nrog cov kev txhim kho no hauv kev tsim khoom thiab kev siv cuab yeej, kev nce qib tseem ceeb kuj tau ua hauv cov ntaub ntawv rau - tiam tom ntej lub zog. Nyob rau hauv Russia, cov kws tshawb fawb tau tsim ib qho tshiab kub resistant austenitic steel tshwj xeeb engineered rau cov khoom siv lead ua -cooled ceev neutron reactors. Cov txheej txheem thib plaub - tiam reactor no ua haujlwm ntawm qhov kub thiab txias ntau dua li cov qauv tsim, nrog rau kev ua haujlwm ntawm qhov kub ntawm 500 thiab 600 degrees Celsius.
Txoj kev loj hlob no yog ib feem ntawm txoj haujlwm loj dua uas tsom mus rau kev ua lag luam ntawm kev kaw lub voj voog hluav taws xob nuclear uas siv cov tshuab hluav taws xob ceev ceev. Cov hlau tshiab muab qhov tseem ceeb rau kev tiv thaiv corrosion thiab thermal stability ntawm qhov kub siab, uas tsim nyog rau lub reactor ua haujlwm zoo. Raws li tus thawj coj ntawm lub koom haum ntawm cov ntaub ntawv Science koom nyob rau hauv lub project, cov ntaub ntawv uas tau ntse ua ke nrog rau qhov yuav tsum tau muaj hluav taws xob thiab corrosion kuj nrog thermal stability. Qhov tseem ceeb tshaj plaws, nws tshaj qhov ntev - lub sij hawm lub zog yam ntxwv ntawm kev siv steel tam sim no siv nyob rau hauv nuclear fais fab nroj tsuag cov qauv uas ua hauj lwm nyob rau hauv kev sib cuag nrog hnyav kua hlau coolants.
Nyob rau hauv tandem nrog cov ntaub ntawv kev loj hlob, cov kws tshawb fawb kuj tau sim advanced laser vuam tshuab rau ob qho tib si austenitic thiab martensitic -ferritic steels. Cov kev sim no, suav nrog kev sib xyaw ua ke thiab sib txawv ntawm cov hlau sib txawv, yog qhov tseem ceeb rau kev tsim cov cuab yeej nyuaj uas yuav tsum tau muaj rau cov tom ntej no - tiam reactors. Laser welding ho nce qhov ceev ntawm cov qauv welded piv rau ib txwm arc vuam txoj kev, thaum tuav qhov yuav tsum tau weld zoo. Qhov kev sib xyaw ua ke ntawm cov khoom siv thev naus laus zis tshiab no thiab cov thev naus laus zis thev naus laus zis tau xav tias yuav tsim kom muaj kev tshawb fawb thiab thev naus laus zis rau kev ua tiav ntawm plaub- tiam tshiab cov phiaj xwm nuclear. Cov kev nce qib no ncaj qha daws cov teeb meem tshwj xeeb thermal thiab corrosive los ntawm cov kua hlau hnyav thiab helium coolants, paving txoj hauv kev kom muaj zog ntau lawm.
Ua kom tiav cov ntawv thov kev lag luam ncaj qha, cov qauv hauv paus uas tswj hwm kev tsim khoom thiab kev faib tawm ntawm cov ntaub ntawv no kuj hloov zuj zus. Lub teb chaws tus qauv rau kev puas ntsoog resistant cam khwb cia hlau tsis ntev los no tau raug tshuaj xyuas thiab tab tom mus rau qhov kawg. Cov qauv no, thawj ntawm nws hom, tab tom tsim los koom ua ke cov kev qhia tshwj xeeb thiab ua kom cov khoom zoo thoob plaws hauv kev lag luam.
Abrasion resistant tshav kub resistant cam khwb cia steels yog ib chav kawm ntawm cov ntaub ntawv uas ua tau zoo heev nyob rau hauv hnyav tej yam kev mob uas muaj xws li kub, hnav, thiab corrosion. Lawv yog cov yam ntxwv los ntawm siab hardness, zoo heev hnav tsis kam, thiab superior kub lub zog, oxidation kuj, thiab thermal qaug zog kuj. Cov khoom no ua rau lawv tseem ceeb rau cov khoom tseem ceeb hauv kev lag luam xws li metallurgy, mining, fais fab, thiab tshuaj engineering, suav nrog cov menyuam, crusher rauj, sib tsoo pob, kub kub rauv grate, thiab sintering trolleys.
Tus qauv tshiab yuav qhia txog cov kev cai rau kev tsim, kev tsim khoom, kev qhia tshwj xeeb, cov qauv kev sim, kev soj ntsuam cov cai, thiab kev kos npe ntawm cov cam khwb cia hlau thiab castings. Los ntawm kev muab lub hauv paus meej meej rau kev tsim khoom, suav nrog tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, thiab microstructure, tus qauv tsim kom muaj kev ruaj ntseg thiab kev ntseeg siab ntawm casting zoo. Kev tsim cov qauv zoo li no yog qhov tseem ceeb hauv kev tsav tsheb kev lag luam mus rau kev ua tau zoo dua, kev pab lub neej ntev dua, thiab kev siv hluav taws xob qis dua. Nws ua kom yooj yim ib hom lus rau kev sib txuas lus ntawm cov chaw tshawb fawb, cov tuam txhab, thiab cov neeg siv, thaum kawg txo cov khoom siv downtime thiab hloov zaus thaum txhim kho kev ua haujlwm. Qhov kev siv zog ua qauv no, nrog rau kev ua haujlwm thev naus laus zis hauv kev txhim kho alloy thiab tsim cov txheej txheem, ua kom lub hauv paus rau kev txhim kho txuas ntxiv thiab txhim khu kev qha ntawm cov cua sov resistant steel castings hauv ntiaj teb kev lag luam.
