Qalabka Istaraatiijiga ah ee baytariyada Lithium

Qalabka Istaraatiijiga ah ee baytariyada Lithium

Marka la eego dhexdhexaadnimada kaarboonka iyo isbeddelka caalamiga ah ee koronto-siinta baabuurta, lithium, oo ah walxaha muhiimka ah ee goobta batteriga, ayaa la filayaa inay sii wadaan ka faa'iideysiga tamarta nadiifka ah ee tamarta iyo kaydinta tamarta.Lithium waxay leedahay silsilad warshadeed oo dhamaystiran, oo samaysa wax soo saar laga soo saaro macdanta sare iyo harooyinka milixda ilaa dhexdalithium carbonate, lithium hydroxide iyo lithium birta, iyo warshadaha dhaqameed ee hoose (dhalitaanka birta, saliidaha, galaaska dhoobada, iwm.), qalab cusub (isku-darka organic, biomedicine) iyo tamarta cusub (3C baytariyada, baytariyada korontada, iwm) silsilado warshadeed oo dhamaystiran.Lithium hydroxidewaa mid ka mid ah saddexda cusbada lithium ee aasaasiga ah ee silsiladda warshadaha lithium.Baahida hoose waxay inta badan ka timaadaa goobta batteriga korontada, goobta batteriga macaamiisha, iyo goobta warshadaha oo ay matalaan soo saarista dufan ku salaysan lithium iyo ceramics.Noocyadeeda ugu muhiimsan waxaa ka mid ah lithium hydroxide anhydrous (LiOH) iyo lithium hydroxide monohydrate (LiOH·H2O).

baytariyada lithium ee baabuurta korontada

Lithium hydroxide waa walxo muhiim ah oo ceeriin ah oo ku saabsan baytariyada korantada, gaar ahaan nikkel-ka sare ee ternary cathode oo si weyn loogu isticmaalo baytariyada awooda sare leh, waana isha lithium udub dhexaadka u ah wax soo saarkeeda.Agabka sare ee nikkel waxa inta badan loo qaybiyaa NCM811 iyo NCA.Shirkadaha Shiinaha ayaa inta badan soo saara NCM811, iyo shirkadaha Japan iyo Kuuriya ayaa inta badan soo saara NCA.Waqtigan xaadirka ah, noocyada kala duwan ee baabuurta tamarta cusub oo ay ku rakiban yihiin baytariyada ternary ee nikkelku waxay leeyihiin masaafo ka badan 500km.Qeybta batteriga macaamiisha waxaa inta badan ku jira taleefannada casriga ah, tablet-yada, aaladaha TWS, iyo diyaaradaha aan duuliyaha lahayn.

Qalabka ternary nikkel sare waxay u baahan yihiin 700 ~ 800 ° C heerkulka sintering, laakiin lithium carbonate waxaa inta badan sintered at 900 ° C si ay u sameeyaan sifooyin wax ku haboon, halka barta dhalaalaysa ee lithium hydroxide waa 471 ° C, oo leh falcelin xoog leh iyo daxal xoog leh.Astaamaha jireed iyo kiimikaad ayaa ka dhigaya lithium hydroxide mid lama huraan u ah isku dhafka kuleyliyaha ee agabka ternary cathode-nikkel, sidaa darteed waa doorasho lama huraan ah oo loogu talagalay walxaha ternary-nikkel-sare.

Budada lithium hydroxide

Sadexda warshadood ee ugu sareeya baytariyada aduunka marka loo eego awooda rakiban ee baytariyada korantada ayaa dhamaantood cadeeyay in ternary-nikel-ku yahay wadada horumarka ugu weyn (Ningde era - NCM622/811, Japan's Panasonic - NCA, South Korea's LG Chem - NCM622) /811), saamiga suuqa ee CR3 ayaa gaadhay ku dhawaad ​​saddex-meelood laba meel iyadoo la ilaalinayo heerka kobaca ee xad sare.Mustaqbalka, iyada oo la kordhinayo awoodda rakiban ee ternary-nikkel sare ee baabuurta tamarta cusub, lithium hydroxide sida maadada xudunta u ah waxay sidoo kale keeni doontaa meel korriin aan horay loo arag.

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Waqtiga boostada: Oct-08-2022