Thermal fais fab nroj tsuag yog ib qho chaw uas siv cov thee, roj, natural gas thiab lwm yam fuels los tsim hluav taws xob hluav taws xob, thiab ces hloov mus rau hauv hluav taws xob lub zog. Raws li ib qho ntawm cov khoom siv hluav taws xob tseem ceeb tshaj plaws nyob rau hauv lub ntiaj teb tam sim no, lub zog hluav taws xob thermal muaj qhov zoo ntawm cov thev naus laus zis, kev tsim hluav taws xob ruaj khov thiab cov nplai loj, thiab ua lub luag haujlwm tseem ceeb hauv lub hauv paus-load fais fab mov.
Qhov zoo & Cov yam ntxwv tseem ceeb
Kub kub thiab kub siab kuj
Steel muaj qhov kub thiab txias ua haujlwm zoo, thiab tsim nyog rau cov khoom tseem ceeb xws li boilers, chav kav thiab chav turbines. Hlau tseem tuaj yeem tswj tau zoo txhua yam muaj zog thiab ruaj khov nyob rau hauv qhov kub thiab txias ib puag ncig, ua kom muaj kev nyab xeeb ntawm cov khoom siv.
Lub zog thiab durability
Lub tshuab fais fab nroj tsuag, xws li steel thav duab, chimneys thiab thee conveying systems, yuav tsum tau nqa cov khoom loj thiab siv tau ntev. Lub zog siab thiab qaug zog ntawm cov hlau ua kom muaj kev ruaj ntseg thiab lub neej ntev ntawm lub zog cog cov qauv.
Corrosion kuj thiab oxidation kuj
Nyob rau hauv ib puag ncig corrosive xws li flue gas desulfurization thiab pa taws, tshwj xeeb steel (xws li stainless hlau thiab tshav kub- resistant steel) tuaj yeem tiv taus corrosion thiab oxidation, thiab txo qhov zaus thiab cov nqi ntawm cov khoom siv tu.
Machinability thiab weldability
Hlau yog ib qho yooj yim los txiav, puab thiab vuam, thiab nws yog yooj yim los tsim complex Cheebtsam xws li yeeb nkab luj tshib, siab hlab ntsha, thiab lwm yam., thiab txhim kho cov efficiency ntawm lub hwj chim cog kev tsim kho thiab transformation.
Hom Daim ntawv thov
High-lub zog alloy steel yog dav siv hauv boiler systems hauv thee- hluav taws xob fais fab nroj tsuag kom muaj kev nyab xeeb thiab ruaj khov ua haujlwm ntawm qhov kub thiab txias; Thaum tshav kub kub-cov hlau tsis muaj zog yog siv rau hauv cov kav dej xa hluav taws xob kom txo tau cov cua sov thiab ua kom lub neej ntev; Lub rooj cob qhia steel qauv thiab kev txhawb nqa tau txais cov qauv zoo tib yam steel los xyuas kom muaj kev ruaj ntseg thiab kev lag luam ntawm tag nrho lub tsev.
Nuclear fais fab siv lub zog tso tawm los ntawm nuclear fission tshwm sim los ua kom muaj zog, uas tsav turbines los tsim hluav taws xob. Raws li qhov ua tau zoo thiab qis - carbon zog qhov chaw, lub zog nuclear, thaum muab lub hauv paus ruaj khov- lub zog thauj khoom, ua rau muaj kev xav tau siab heev ntawm cov khoom siv kev nyab xeeb, kev ntseeg siab, thiab kev ua haujlwm ntawm cov khoom siv.
Qhov zoo & Cov yam ntxwv tseem ceeb
Kev ruaj ntseg thiab kev ntseeg siab heev
Cov khoom siv hluav taws xob nuclear, xws li reactor siab hlab ntsha, lub tshuab hluav taws xob thiab cov kav dej loj, yuav tsum tiv taus qhov kub siab, siab siab thiab hluav taws xob ib puag ncig. Cov hlau tshwj xeeb (xws li SA508 alloy steel) muaj cov hluav taws xob zoo heev embrittlement tsis kam, qis thermal expansion coefficient thiab siab toughness, uas ua kom lub sij hawm ntev -kev nyab xeeb kev lag luam ntawm nuclear fais fab nroj tsuag.
Corrosion kuj thiab hluav taws xob tsis kam
Sab hauv ntawm lub tshuab hluav taws xob hluav taws xob tau raug kub thiab kub siab los yog cov dej txias rau lub sijhawm ntev, yog li cov hlau yuav tsum muaj kev tiv thaiv corrosion zoo thiab hluav taws xob tsis zoo tiv thaiv kom tsis txhob muaj kev pheej hmoo ntawm cov khoom xau los ntawm cov khoom tsis zoo.
Cov khoom siv nruj purity thiab uniformity
Hlau rau nuclear zog yuav tsum tau ua nruj me ntsis smelting thiab kev soj ntsuam zoo kom ntseeg tau tias tsis muaj impurity cov ntsiab lus thiab cov qauv zoo ib yam thiab tiv thaiv lub zos tsis xws luag los yog tawg propagation nyob rau hauv hluav taws xob ib puag ncig.
Ntev -lub sij hawm kev ruaj ntseg
Kev tsim lub neej ntawm cov chaw tsim hluav taws xob nuclear feem ntau ncav cuag 40-60 xyoo, thiab cov hlau tseem tuaj yeem ua haujlwm ruaj khov raws li kev sib txuas mus ntev ntawm cov cua sov, quab yuam thiab hluav taws xob, txo qhov kev xav tau hloov thiab kho.
Hom Daim ntawv thov
Lub reactor siab lub nkoj yog ua los ntawm siab -lub zog qis- alloy steel thiab lined nrog stainless hlau los txhim kho corrosion kuj; Austenitic stainless hlau yog siv nyob rau hauv lub ntsiab coolant pipeline kom muaj kev ruaj ntseg ntawm coolant tsheb thauj mus los; Cov qauv hlau ntawm cov kob nuclear siv seismic tsim steel los txhim kho kev nyab xeeb tag nrho ntawm qhov chaw nres tsheb fais fab.
Cov tshuab hluav taws xob tauj dua tshiab, suav nrog lub zog cua, hnub ci zog thiab dej zog, yog huv thiab ruaj khov, thiab yog ib qho tseem ceeb ntawm kev hloov pauv hluav taws xob thoob ntiaj teb. Steel plays lub luag hauj lwm irreplaceable nyob rau hauv lub structural kev them nyiaj yug ntawm cov khoom siv hluav taws xob tauj dua tshiab thiab tsim cov khoom tseem ceeb.
Cua tsim hluav taws xob siv cua turbines los hloov cua zog rau hauv lub zog hluav taws xob, feem ntau muaj xws li cov pej thuam, nacelle, cov hniav, thiab lub hauv paus.
Qhov zoo & Cov yam ntxwv tseem ceeb
Siab zog thiab lub teeb yuag tsim
Ntxuam yees feem ntau yog ua los ntawm siab - lub zog steel daim hlau, uas tuaj yeem txo qhov hnyav thiab kev thauj mus los thiab kev teeb tsa tus nqi thaum ua kom muaj peev xwm.
Fatigue resistance thiab huab cua tsis kam
Cov kiv cua bears alternating cua load rau lub sij hawm ntev, thiab cov hlau muaj zoo qaug zog tsis kam thiab atmospheric corrosion kuj, uas yog haum rau siv nyob rau hauv ntau qhov chaw xws li dej hiav txwv thiab roob.
Zoo plasticity thiab yooj yim molding.
Cov qauv conical thiab flange kev sib txuas ntawm cov pej thuam tuaj yeem pom tau yooj yim los ntawm kev khoov thiab vuam ntawm cov hlau, uas ua kom cov txheej txheem raug thiab nruj.
Economy thiab recyclability
Tus nqi ntawm cov hlau tsis tshua muaj, thiab nws tuaj yeem rov ua dua tshiab, uas ua raws li tag nrho lub neej voj voog ib puag ncig tiv thaiv lub tswv yim ntawm kev siv hluav taws xob tauj dua tshiab.
Hom Daim ntawv thov
Ntauwd ntawm cua turbine txais yuav Q345 lossis S355 series cov qauv hlau, uas yog tsim nyob rau hauv ntu thiab sib sau ua ke ntawm qhov chaw. Lub cav chav thav duab thiab lub hauv paus yog welded steel qauv los txhawb qhov hnyav xws li lub thawv iav thiab lub tshuab hluav taws xob. Thick-cov yeeb nkab steel phab ntsa yog siv dav hauv cov khoom siv hluav taws xob sab nrauv xws li ib pawg thiab cov tsho, uas tiv taus dej hiav txwv corrosion thiab yooj yim rau kev tsim.
Photovoltaic system ncaj qha hloov lub teeb lub zog rau hauv hluav taws xob los ntawm lub hnub ci vaj huam sib luag, feem ntau suav nrog bracket system, inverter txee thiab cov qauv txhawb nqa.
Qhov zoo & Cov yam ntxwv tseem ceeb
Cov qauv ruaj khov thiab muaj zog tiv thaiv huab cua
Photovoltaic brackets feem ntau yog ua los ntawm kub-dip galvanized steel lossis aluminium alloy. Hlau muab lub zog ntau dua, xuab zeb tsis kam thiab corrosion kuj, thiab tshwj xeeb tshaj yog haum rau loj - nplai hauv av fais fab chaw nres tsheb thiab ib puag ncig hnyav.
Kev hloov kho yooj yim thiab yooj yim installation
Lub steel bracket tuaj yeem paub txog kev hloov kho lub kaum sab xis kom taug qab lub hnub txoj haujlwm, thiab cov qauv tsim qauv yog yooj yim rau kev teeb tsa sai thiab tom qab tu.
Tus nqi- zoo
Piv nrog rau txhuas, hlau muaj nqi ntau dua nyob rau hauv loj -scale photovoltaic tej yaam num, thaum muab kev pab cuam lub neej ntev dua thiab qis dua cov kev cai.
Muaj zog bearing muaj peev xwm
Rau cov ntawv thov xws li BIPV (Building Integrated Photovoltaic) lossis carport Photovoltaic, steel tuaj yeem ua ke zoo dua rau hauv lub tsev qauv, bearing snow load, cua load thiab khoom hnyav.
Hom Daim ntawv thov
Lub tshuab hluav taws xob photovoltaic hauv av tau txais txias- ua hlau xws li C-beam thiab U-beam, thiab nws qhov chaw yog galvanized. Feem ntau cov kev txhawb nqa photovoltaic ntawm lub ru tsev siv lub teeb steel qauv kom haum rau cov ntaub ntawv ru tsev sib txawv; Lub photovoltaic inverter txee thiab transformer plhaub yog ua los ntawm steel daim hlau los muab electromagnetic shielding thiab mechanical tiv thaiv.
Cov cuab yeej siv hluav taws xob thiab cov kav dej yog cov "cov hlab ntsha" thiab "cov kabmob" ntawm cov khoom siv hluav taws xob, uas ua haujlwm tseem ceeb xws li kev thauj mus los roj, kev sib kis nruab nrab, kev hloov hluav taws xob thiab kev kho emission. Los ntawm cov khoom tseem ceeb xws li boilers, chav turbines thiab generators mus rau intricate network ntawm chav, dej, cua txias thiab flue gas pipelines, lawv ua ke tsim cov khoom hauv paus rau kev ua haujlwm zoo thiab kev nyab xeeb ntawm cov fais fab nroj tsuag. Vim nws txoj kev ua tau zoo heev, steel tau dhau los ua thawj qhov kev xaiv rau kev tsim cov khoom siv thiab cov kav dej.
Qhov zoo & Cov yam ntxwv tseem ceeb
Zoo heev siab thiab kub bearing muaj peev xwm
Cov chaw tsim hluav taws xob ua haujlwm nyob rau hauv huab cua kub thiab kub siab. Cov cuab yeej tseem ceeb xws li boilers, cov hlab ntsha siab thiab cov kav dej loj yuav tsum tiv taus qhov kub thiab txias ntawm ntau pua degrees Celsius thiab qhov siab ntawm kaum tawm MPa. Cov hlau tshwj xeeb hlau (xws li P91 / P92 steel) muaj qhov ua tau zoo heev - qhov kub thiab txias muaj zog thiab nkag siab, uas tuaj yeem ua kom muaj kev nyab xeeb thiab ruaj khov ntawm cov khoom siv hauv lub neej tsim thiab tiv thaiv kev tawg lossis tawg los ntawm cov khoom siv tsis ua haujlwm.
Zoo heev corrosion kuj thiab yaig kuj
Cov khoom siv hluav taws xob tsim hluav taws xob yog qhov nyuaj thiab muaj ntau yam, suav nrog siab - qhov kub thiab txias, dej kho tshuaj, combustion flue gas (muaj sulfide thiab nitrogen oxides), thiab lwm yam, uas yog corrosive heev rau cov ntaub ntawv. Los ntawm kev siv cov hlau tsis muaj steel (xws li 304 thiab 316L), cov cua sov- cov hlau tsis muaj zog lossis cov pa roj carbon steel lined nrog tiv thaiv- txheej txheej / hauv ob sab phlu, corrosion tsis sib xws, pitting corrosion, kev nyuaj siab corrosion tawg thiab ya tshauv hnav tuaj yeem tiv taus zoo, thiab kev tu lub voj voog thiab kev pab cuam lub neej ntawm cov khoom siv thiab cov kav dej tuaj yeem ua rau ntev heev.
Zoo machinability thiab vuam kev ua tau zoo
Cov cuab yeej siv hluav taws xob thiab cov kav dej yog qhov nyuaj hauv cov qauv thiab loj loj. Qhov zoo plasticity, toughness thiab weldability ntawm steel ua rau nws ua tau thiab ua tau zoo rau yob thiab tsim lub taub hau ntawm cov hlab ntsha loj (xws li deaerator thiab condenser) thiab pob tw - sib koom ua ke thiab vuam hauv cov raj xa dej. Kev siv thev naus laus zis thev naus laus zis tuaj yeem ua kom ntseeg tau tias cov vuam muaj qhov ua tau zoo sib xws nrog lub hauv paus hlau thiab ua kom muaj kev ncaj ncees ntawm qhov system.
High structural zog thiab stability
Cov khoom siv txhawb nqa, cov tso tsheb hlau luam loj (xws li thee bunker thiab roj tank), flue thiab lwm yam qauv yuav tsum tau dais loj loj static load, dynamic load, cua load thiab av qeeg load. Cov qauv hlau (xws li Q235B thiab Q345R) muaj lub zog siab - rau- qhov hnyav piv, uas tuaj yeem tsim kom muaj kev txhawb nqa ruaj khov thiab txhim khu kev qha thiab ua kom lub sijhawm ntev - kev sib raug zoo thiab kev ruaj ntseg ntawm cov khoom siv.
High℃ntawm kev khwv nyiaj txiag thiab standardization
Cov khoom siv hlau muaj ntau yam los ntawm cov pa roj carbon zoo tib yam rau cov hlau alloy siab heev, uas tuaj yeem ua tau raws li kev ua haujlwm sib txawv thiab cov kev xav tau nyiaj txiag. Mature smelting thiab dov thev naus laus zis thiab kev lag luam dav dav ua rau nws muaj txiaj ntsig zoo. Nyob rau tib lub sijhawm, lub zog cog steel thiab cov khoom lag luam (xws li cov kav dej, flanges thiab li qub) tau tsim cov txheej txheem thoob ntiaj teb thiab hauv tsev zoo meej (xws li ASME thiab GB), uas yooj yim rau kev xaiv tsim, kev yuav khoom thiab kev tswj kom zoo.
Hom Daim ntawv thov
Kub kub thiab kub siab chav system
Qhov siab - kub thiab siab - lub zog siab hauv lub tshuab hluav taws xob zoo li "aorta" ntawm tib neeg lub cev. Nws cov khoom tseem ceeb- alloy steel lub ntsiab chav kav, qhov kub thiab txias siab li qub, thiab lwm yam.-yog lub luag haujlwm tshwj xeeb rau kev thauj cov "lub zog tshaj plaws" chav tsim los ntawm boilers rau chav turbines kom nyab xeeb thiab ntseeg tau, thiab yog "lub zog loj" tsav tag nrho lub zog cog los tsim hluav taws xob.
Roj tsheb thauj mus los thiab kev kho mob
Hauv daim ntawv thov no, hnav-cov hlau tiv taus xws li siab chromium alloy yog xaiv, thiab nws cov txiaj ntsig tseem ceeb nyob hauv nws qhov nyuaj tshaj li cov hlau zoo tib yam, uas tuaj yeem tiv taus qhov hnyav hnyav tshwm sim los ntawm kev kub siab -kev nrawm nrawm ntawm pulverized thee thiab txuas lub neej kev pab cuam ntawm cov raj xa dej los ntawm ntau lub sijhawm. Qhov no tseem ceeb tshem tawm cov dej xau thiab kev nyab xeeb ntawm pulverized thee tshwm sim los ntawm kev hnav-, thiab tib lub sijhawm ua kom muaj kev thauj mus los ruaj khov thiab du.
Circulating dej txias system
Cov khoom tseem ceeb xws li loj - txoj kab uas hla steel yeeb nkab los yog iav fiber reinforced yas yeeb nkab, circulating dej twj tso kua mis thiab condenser titanium yeeb nkab yog xaiv nyob rau hauv lub circulating dej system ntawm fais fab nroj tsuag. Nws qhov txiaj ntsig tseem ceeb yog nyob rau hauv nws lub peev xwm los thauj cov dej txias txias kom zoo thiab ntseeg tau. Cov yeeb nkab steel muaj lub zog siab, muaj peev xwm ua tau zoo, tiv thaiv corrosion thiab ua haujlwm ntev. Nrog zoo heev seawater corrosion kuj thiab thermal conductivity, titanium raj ntawm condenser zoo heev txhim kho lub tshav kub exchanger efficiency thiab lub nqus tsev kawm ntawv ntawm condenser thaum ua kom lub sij hawm ntev - lub sij hawm ruaj khov ntawm lub kaw lus, uas yog tus yuam sij los xyuas kom meej lub thermal efficiency thiab kev nyab xeeb ntawm lub hwj chim cog.
Yam khoom pom zoo
X12CrMo5 Alloy Steel Phaj los ntawm Cunrui Hlau muab zoo heev - kub lub zog, corrosion kuj, thiab kav ntev. Siv dav hauv cov chaw tsim hluav taws xob, boilers, thiab cov hlab ntsha siab, nws ua kom muaj kev ruaj khov, qhov ntev, thiab lub Hoobkas- cov khoom ncaj qha nrog kev ntseeg tau zoo thiab xa khoom sai.
30CrMo Alloy Steel Yeeb Nkab los ntawm Cunrui Hlau muaj lub zog siab, zoo heev toughness, thiab superior hnav tsis kam. Qhov zoo tshaj plaws rau cov hlab ntsha siab, cov tshuab ua haujlwm, thiab cov khoom hnyav- cov ntawv thov engineering, nws ua kom ntseeg tau tias kev ua tau zoo, qhov ntev, thiab lub Hoobkas- cov khoom xa ncaj qha nrog kev xa khoom sai.
