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Khoom thiab daim ntawv thov tus nqi ntawm SIC ceramics
Nyob rau hauv lub xyoo pua 21st, nrog rau kev loj hlob ntawm science thiab technology, cov ntaub ntawv, lub zog, cov ntaub ntawv, biological engineering tau dhau los ua plaub tug ncej ntawm kev loj hlob ntawm niaj hnub kev sib raug zoo productivity, silicon carbide vim ruaj khov khoom, thermal conductivity, thermal ex.. .Nyeem ntxiv -
Silicon carbide ceramics: Ib qho ntawm cov khoom siv phom sij nrov tshaj plaws
Silicon carbide covalent daim ntawv cog lus muaj zog heev, tseem muaj lub zog sib txuas ntawm qhov kub thiab txias, cov yam ntxwv ntawm cov qauv no muab silicon carbide ceramics zoo zog, siab hardness, hnav tsis kam, corrosion kuj, siab thermal conductivity, zoo thermal shock kuj thiab o ...Nyeem ntxiv -
Kev sib piv ntawm cov khoom ntawm silicon carbide ceramics thiab alumina ceramics
Sic ceramics tsis tsuas yog muaj cov cuab yeej zoo heev ntawm chav tsev kub, xws li lub zog khoov siab, zoo heev oxidation tsis kam, zoo corrosion kuj, siab hnav tsis kam thiab tsis tshua muaj kev sib txhuam coefficient, tab sis kuj muaj cov khoom zoo tshaj plaws ntawm qhov kub thiab txias (lub zog, ...Nyeem ntxiv -
Yuav ua li cas siv graphite disc hauv paus
Cov ntsaws ruaj ruaj muaj txiaj ntsig rau cov twj tso kua mis thiab cov li qub yog nyob ntawm qhov xwm txheej ntawm txhua yam, tshwj xeeb tshaj yog cov khoom siv graphite disc thiab txias. Ua ntej lub tshuab winding, ruaj khov ntseeg tias qhov xav tau ntawm cov khoom siv graphite winding ntau dua tau ua raws li qhov chaw thiab cov txheej txheem rau kev pab cuam isolati ...Nyeem ntxiv -
Kev txheeb xyuas nyiaj txiag ntawm ntsuab hydrogen ntau lawm los ntawm electrolysis los ntawm cov khoom siv hluav taws xob tauj dua tshiab
Ntau thiab ntau lub teb chaws tab tom pib teeb tsa lub hom phiaj rau kev siv hluav taws xob hydrogen, thiab qee qhov kev nqis peev tau ua rau ntsuab hydrogen technology txhim kho. EU thiab Tuam Tshoj yog tus thawj coj txoj kev loj hlob no, tab tom nrhiav rau thawj-mover zoo nyob rau hauv technology thiab infrastructure. Meanwhile, Nyiv, South ...Nyeem ntxiv -
Kev nce qib thiab kev txheeb xyuas nyiaj txiag ntawm hydrogen ntau lawm los ntawm electrolysis ntawm cov khoom oxides
Kev nce qib thiab kev txheeb xyuas kev lag luam ntawm hydrogen ntau lawm los ntawm electrolysis ntawm cov khoom oxides Khoom oxide electrolyzer (SOE) siv high-temperature water vapor (600 ~ 900 ° C) rau electrolysis, uas yog ntau npaum li alkaline electrolyzer thiab PEM electrolyzer. Nyob rau xyoo 1960, Tebchaws Meskas thiab Tebchaws Meskas ...Nyeem ntxiv -
International hydrogen | BP tso tawm 2023 "lub ntiaj teb lub zog saib xyuas"
Thaum Lub Ib Hlis 30, British Petroleum (BP) tau tshaj tawm 2023 "World Energy Outlook" tsab ntawv ceeb toom, hais tias fossil fuels nyob rau hauv lub sij hawm luv luv yog qhov tseem ceeb tshaj nyob rau hauv lub zog hloov, tab sis lub ntiaj teb no lub zog mov tsis txaus, carbon emissions mus ntxiv thiab lwm yam. yog expecte...Nyeem ntxiv -
Kev nce qib thiab kev txheeb xyuas nyiaj txiag ntawm ion exchange membrane (AEM) hydroelectrolysis rau hydrogen ntau lawm
AEM yog rau qee qhov kev sib xyaw ntawm PEM thiab ib txwm siv diaphragm raws li lye electrolysis. Lub hauv paus ntsiab lus ntawm AEM electrolytic cell yog qhia nyob rau hauv daim duab 3. Ntawm cathode, dej yog txo kom tsim hydrogen thiab OH -. OH - ntws los ntawm diaphragm mus rau lub anode, qhov twg nws recombines los tsim o ...Nyeem ntxiv -
Proton exchange membrane (PEM) electrolytic dej hydrogen ntau lawm technology thiab kev lag luam tsom xam
Xyoo 1966, Lub Tuam Txhab General Electric tau tsim cov dej electrolytic cell raws li proton conduction tswvyim, siv polymer membrane li electrolyte. PEM hlwb tau ua lag luam los ntawm General Electric hauv 1978. Tam sim no, lub tuam txhab tsim PEM hlwb tsawg dua, feem ntau yog vim nws cov khoom siv hydrogen tsawg ...Nyeem ntxiv
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