Lithium hlau phosphate roj teeb hais txog lithium-ion roj teeb uas siv lithium hlau phosphate ua cov khoom zoo electrode. Nyob rau theem pib ntawm txoj kev loj hlob ntawm lub zog tshiab tsheb, lithium hlau phosphate roj teeb tau dhau los ua qhov kev xaiv zoo tshaj plaws rau cov tuam txhab loj vim lawv cov thermal stability zoo, kev nyab xeeb zoo, thiab cov nqi tsim kho tsawg; Piv txwv tias qhov tseeb ntawm lub tsheb fais fab yog 200km, yog xam ntawm 80%, nws yuav yog 160km. Nyob rau hauv xws li ib tug ob 80% scenario, tag nrho cov kev pab ntau yam ntawm 256000 kilometers tseem tuaj yeem ua kom ntseeg tau, thiab ntxiv 80% luv nqi ntawm tag nrho cov mileage yuav tsawg kawg yog 204800 kilometers.
Tus nqi raw khoom ntawm lithium hlau phosphate roj teeb tuaj yeem compressed tsawg heev. Hauv kev siv tswv yim, cov roj teeb lithium hlau phosphate muaj qhov zoo ntawm qhov kub thiab txias, muaj kev nyab xeeb thiab ruaj khov, tsis muaj nqi, thiab kev ua haujlwm zoo dua. Cov khoom siv lithium hlau phosphate electrode tam sim no yog cov khoom siv hluav taws xob zoo tshaj plaws rau cov roj teeb lithium-ion. Nrog lub neej voj voog ntawm ntau dua 2000 zaug thiab kev them nqi (5 teev tus nqi) kev siv, nws tuaj yeem ua tiav qhov kev ua haujlwm ntawm 2000 zaug. Tsis tas li ntawd, vim muaj kev lag luam paub tab, tus nqi thiab kev ua haujlwm thiab kev poob qis hauv kev siv tshuab tau ua rau ntau lub tuam txhab xav txog kev siv lithium hlau phosphate roj teeb rau ntau yam laj thawj.
Nws tuaj yeem hais tias qhov nce ntawm lub zog tshiab tsheb muaj feem cuam tshuam nrog lithium hlau phosphate roj teeb. Txawm li cas los xij, cov roj teeb lithium hlau phosphate muaj qhov ua rau tuag taus, uas ua haujlwm tsis zoo rau qhov kub thiab txias. Kev siv cov roj teeb lithium hlau phosphate muaj lub luag haujlwm tseem ceeb hauv kev tsim khoom, kev siv, thiab kev txhawb nqa lub zog tshiab.
Ternary lithium-ion roj teeb:
Ternary lithium-ion roj teeb xa mus rau lithium-ion roj teeb uas siv nickel cobalt manganese lithium potassium ternary cathode cov ntaub ntawv. Piv nrog rau yav dhau los qhia txog lithium hlau phosphate roj teeb, lawv muaj lub zog siab ceev, tus nqi tsim nyog, thiab kev ua tau zoo tag nrho, ua rau lawv yog hom roj teeb uas tam sim no siv nyob rau hauv feem ntau lub zog tshiab. Lub neej voj voog ntawm ternary lithium-ion roj teeb tuaj yeem ncav cuag li 1500 zaug. Yog xam raws li 80%, nws yog 1200 zaug. Piv txwv tias qhov tseeb ntawm lub tsheb fais fab tuaj yeem ncav cuag 200km, yog xam raws li 80%, nws yog 160km. Hauv qhov teeb meem no dual 80%, qhov siab tshaj plaws tag nrho cov mileage tuaj yeem ncav cuag 192000 mais. Txawm hais tias tag nrho cov mileage raug txo qis ntxiv los ntawm 80%, tseem muaj 153600 mais sab laug.
Kev siv cov khoom siv roj teeb ternary lithium-ion rau cov khoom siv hluav taws xob zoo muaj 19.4% muaj peev xwm tawm tau ntau dua, 37.5% siab dua lub zog, thiab 39.7% siab dua cov hluav taws xob tshwj xeeb piv rau kev siv cov khoom siv lithium hlau phosphate. Vim yog cov peev txheej ntau dua thiab ua kom muaj zog ntawm ternary cov ntaub ntawv piv rau cov khoom siv hlau lithium iron piv rau cov khoom siv roj teeb muaj qhov tseem ceeb. Tsis zoo li lithium hlau phosphate roj teeb, ternary lithium-ion roj teeb muaj lub tshuab hluav taws xob siab, uas txhais tau hais tias lub zog tshwj xeeb thiab lub zog ntawm ternary lithium-ion roj teeb yog siab dua nyob rau hauv tib lub ntim lossis qhov hnyav. Tsis tas li ntawd, ternary lithium-ion roj teeb kuj tseem muaj txiaj ntsig zoo hauv kev them nqi siab thiab kub tsis kam.
