Scandium oxide muaj dav thov cov zeem muag - muaj peev xwm loj rau kev txhim kho hauv sofc teb

Tshuaj mis mis ntawmScandium oxide is Sc2o3, ib tug dawb khoom uas yog soluble hauv dej thiab kub acid. Vim tias qhov nyuaj ntawm kev faib tawm ncaj qhascandium khoomLos ntawm scandium muaj cov zaub mov, scandium oxide yog tam sim no mas rov qab los ntawm cov zaub mov xws li cov khib nyiab xws li cov khib nyiab, thiab av nkos liab.
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Scandiumyog cov tshuaj lom neeg nrog lub cim sc thiab atomic naj npawb 21. Cov khoom siv mos yog qhov muag muag, silvery-dawb sib hloov hlau, feem ntau sib xyaw nroggadolinium, hoob laug, thiab lwm yam, nrog ntau heev me nyuam ntau lawm, thiab cov ntsiab lus hauv lub ntiaj teb crust yog li 0.0005%. Scandium yog ib qho khoom tseem ceeb ntawm cov khoom lag luam. Cov teb chaws tsim xws li Tebchaws Europe thiab Asmeskas tau qhia txog kev txhawb nqa thiab kev txheeb xyuas. Piv txwv li, nyob rau hauv cov npe ntawm 35 cov ntsiab lus tseem ceeb luam tawm los ntawm Tebchaws Meskas, scandium yog teev ua cov khoom siv muaj kev muaj; Cov "cov lus qhia rau thawj daim ntawv thov ua qauv qhia kev ua tiav cov ntaub ntawv tseem ceeb (2018 cov thev naus laus zis ntawm cov ntaub ntawv kev lag luam thiab cov ntaub ntawv tshiab cuam tshuam nrog scandium thiab nws cov khoom.

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Scandium oxide

Tam sim no,Scandium oxideTau siv dav hauv alloys, roj cov ntaub ntawv, cov ntaub ntawv canhode, scandium sodium halogen teeb, catalysts, cov kev ua tau zoo thiab cov lus qhia. Aluminium alloys ua los ntawm scandium thiab txhuas muaj qhov zoo ntawm qhov ceev, muaj zog, corrosion tsis muaj zog. Lawv tau siv tau zoo nyob rau hauv cov txheej txheem ntawm cuaj luaj, aerospace, aviation, tsheb thiab nkoj. Scandium-sodium Halogen teeb los ntawm Scandium oxide muaj qhov zoo ntawm lub teeb ci siab, lub zog txuag, lub neej ntev thiab muaj zog huab. Lawv cawm 80% ntau dua hluav taws xob ntau dua li cov teeb meem loj hlob thiab 50% ntau dua hluav taws xob ntau dua li cov teeb mercury. Qhov kev pab cuam lub neej yog 5,000 rau 25,000 teev, uas yog qhov tshwj xeeb rau kev sib tw sab nraum zoov. Raws li "2021-2026 Tuam Tshoj Scandium oxide kev tshawb fawb kev lag luam thiab kev txhim kho cov zej kev lag luam kev lag luam, scandium oxide yog kim, uas txwv nws cov ntawv thov loj. Qhov kev ua lag luam thoob ntiaj teb tam sim no yog li 400 lab yuan.

SoFC

Cov roj oxide roj (sofcs) muaj cov sab nraud muaj roj thiab oxidant, cathode thiab cov electrolyte. Raws li muaj zog thiab huv si zog thiab huv si zog, lawv tau hu ua lub roj teeb ntsuab ntawm lub xyoo pua 21st. Lub zog hloov pauv tau kev ua tau zoo ntawm cov roj hluav taws xob cov roj hluav taws xob yog 50-70%, thaum lub rooj sib xyaw ua ke nrog cov cua sov thiab lub zog hluav taws xob tuaj yeem ua kom siab li 80%. Lawv tuaj yeem siv tau ua cov chaw hluav taws xob ruaj khov nyob rau hauv cov liaj teb pej xeem siv hluav taws xob, thiab cov khoom siv hluav taws xob nruab nrab. Ib qho ntxiv, lawv kuj tuaj yeem siv ua lub nkoj hluav taws xob thiab cov tsheb thauj mus los hauv tsheb, thiab muaj cov ntawv thov kev cia siab.

Scandium stabilized cerium zirconium sib xyaw ua hmoov (xa mus rau raws li scandium zirconium hmoov) hmoov rau cov khoom siv hluav taws xob rau cov roj oxide (sofc). Cov ntaub ntawv no yog tam sim no cov khoom siv electrolyte nrog cov kev tshaj tawm siab tshaj plaws, thiab nws cov kev coj ua ntawm 780 ℃ muab piv rau tias YSZ ntawm 1000. Cov khoom no tuaj yeem hloov cov khoom siv YTTRIA ruaj khov, nrog kev ua haujlwm siab dua thiab ntev ntev, thiab txhim kho lub zog hloov pauv kev ua tau zoo.

 


Lub Sijhawm Post: Kaum-23-2024