Kev them nyiaj thiab tawm cov kev cuam tshuam ntawm lithium hlau phosphate roj teeb tshwm sim ntawm LiFePO4 thiab FePO4 theem. Thaum lub sijhawm them nyiaj, LiFePO4 maj mam sib cais los ntawm lithium ions los ua FePO4. Thaum cov txheej txheem tso tawm, lithium ions tau kos rau hauv FePO4 los ua LiFePO4.
Thaum lub roj teeb raug them, lithium ions tsiv los ntawm lithium hlau phosphate siv lead ua rau saum npoo ntawm cov siv lead ua, nkag mus rau hauv electrolyte nyob rau hauv qhov kev txiav txim ntawm hluav taws xob teb quab yuam, dhau los ntawm lub separator, thiab ces tsiv mus nyob rau saum npoo ntawm lub graphite siv lead ua los ntawm cov electrolyte. electrolyte, thiab ces embed rau hauv graphite lattice.
Nyob rau tib lub sijhawm, electrons ntws los ntawm lub cev conductive mus rau aluminium foil collector ntawm qhov zoo electrode, los ntawm lub pob ntseg electrode, roj teeb zoo ncej, sab nraud Circuit Court, tsis zoo ncej ncej, thiab qhov tsis zoo ncej pob ntseg mus rau tooj liab foil collector ntawm qhov tsis zoo electrode. ntawm lub roj teeb, thiab tom qab ntawd los ntawm lub cev conductive mus rau graphite tsis zoo electrode, ua rau tus nqi ntawm qhov tsis zoo electrode mus txog equilibrium. Tom qab lithium ions yog deintercaled los ntawm lithium hlau phosphate, lithium hlau phosphate hloov mus rau hauv hlau phosphate.
Thaum lub roj teeb tawm, lithium ions tshem tawm ntawm graphite crystals, nkag mus rau hauv electrolyte, dhau los ntawm cov khoom sib cais, txav mus rau saum npoo ntawm lithium hlau phosphate crystals los ntawm electrolyte, thiab tom qab ntawd rov embed rau hauv lub lattice ntawm lithium hlau phosphate.
Nyob rau tib lub sijhawm, electrons ntws los ntawm lub cev conductive mus rau tooj liab foil collector ntawm qhov tsis zoo electrode, los ntawm lub pob ntseg electrode, roj teeb tsis zoo ncej, sab nraud Circuit Court, zoo ncej ncej, thiab zoo ncej pob ntseg mus rau aluminium foil collector ntawm lub roj teeb zoo. electrode, thiab tom qab ntawd los ntawm lub cev conductive mus rau lithium hlau phosphate zoo electrode, ua rau tus nqi ntawm qhov zoo electrode mus txog equilibrium. Tom qab lithium ions tau embedded rau hauv hlau phosphate crystals, hlau phosphate hloov mus rau lithium hlau phosphate.
