Nyob rau hauv kev txhim kho ceev ntawm lub zog hluav taws xob cia kev lag luam, raws li cov khoom siv me me ntawm cov khoom siv hluav taws xob, thiab kev lag luam ntawm lub zog khaws cia raws li lawv cov kev ua tau zoo. Txhawm rau kom tau raws li qhov kev xav tau loj hlob hauv lub zog cia khw, Lithcium roj teeb cov txheej txheem thev naus laus zis txuas ntxiv, thiab kev txhim kho kev ua kom zoo ntawm lub zog cia cov khoom siv.
Cov Khoom Siv Innovation: Lub Pob Txheem ntawm Txhim Kho Cov Khoom Ua Haujlwm Ntawm Cov Roj Teeb Hlwb
Iterative txauv cov khoom siv hluav taws xob zoo
Cov khoom siv hluav taws xob zoo yog qhov tseem ceeb cuam tshuam rau lub zog ntom thiab kev voj voog lub neej ntawm roj teeb roj teeb lithium. Hauv kev siv hluav taws xob hauv lub zog, Lithium cov hlau phosphate (LFP) cov ntaub ntawv cathhode (LFP) kev nyab xeeb, lub neej ntev, thiab tus nqi zoo. Nyob rau hauv xyoo tas los, hluav taws xob hauv hluav taws xob thiab ons condonic iron phosphate cov ntaub ntawv tau txhim kho xws li cov txheej txheem nanoscale kev kho mob, kho cov nplaim txheej ntxiv. Lub zog ntom ntom tau nce los ntawm thaum ntxov {0}} Wh \/ Kg rau {{1} {1}} lub neej kuj tau txuas ntxiv rau {2}} lub sij hawm. Piv txwv li, ib qho kev lag luam muaj qee cov khoom siv nanoscale iron piv rau nws thiab rho tawm kev ua haujlwm ntawm lub zog ntawm 98% thiab txo qis lub zog ntawm lub zog cia.
Lub caij no, cov khoom noj Nickel siab xws li NCM811 thiab NCA yog maj mam pib hauv teb chaw cia khoom. Los ntawm nce cov ntsiab lus tsib xee, cov khoom siv Nickel siab tuaj yeem ua tiav cov khoom siv hluav taws xob siab dua nrog qhov chaw nyob rau qhov chaw thiab qhov hnyav. Txawm li cas los xij, cov ntaub ntawv Nickel siab muaj kev txom nyem thermal ruaj khov thiab muaj feem rau kev nyab xeeb teeb meem. Txhawm rau kom daws tau cov teeb meem no, cov kws tshawb nrhiav tau txhim kho lub thermal stickal sternary cov ntaub ntawv los ntawm cov khoom siv txheej loj thiab ua kom muaj cov qauv siv lead ua.
Kev tsim kho tshiab ntawm cov ntaub ntawv tsis zoo rau hluav taws xob
Cov kev ua tau zoo ntawm cov ntaub ntawv tsis zoo electrode kuj tseem yog qhov tseem ceeb rau cov roj teeb lithium. Graphite cov khoom siv electrode tau siv nyob rau hauv lub zog cia hlwb vim lawv cov nqi qis thiab ruaj khov. Tab sis nrog rau kev nce qib siab rau lub zog loj dua rau cov roj teeb, silicon-raws cov khoom siv hluav taws xob tsis zoo tau dhau los ua cov kev tshawb fawb qhib. Lub theoretical tshwj xeeb muaj peev xwm ntawm silicon yog siab li 4200mah \/ g, uas yog ntau tshaj kaum lub sij hawm uas ntawm graphite. Los ntawm kev sib xyaw ua ke nrog cov khoom lag luam caricon nrog cov khoom lag luam uas tsis zoo, thiab kev faib tawm cov khoom siv hluav taws xob zoo thiab muaj zog ntawm lub roj teeb tuaj yeem txhim kho. Tam sim no, qhov tseeb tshwj xeeb muaj peev xwm ntawm qee cov khoom lag luam uas tsis zoo rau hluav taws xob tau nce ntxiv cov khoom lag luam ntawm cov roj teeb. Ntxiv rau, lithium titanate (lto) tsis zoo electrode cov ntaub ntawv ua haujlwm tseem ceeb heev rau kev nyab xeeb hauv hluav taws xob cia, ultra ceev them lub peev xwm, thiab ultra ntev ntev lub neej.
Txheej txheem kev tsim kho: Ua kom tau zoo ua haujlwm thiab kev ntseeg tau ntawm cov roj teeb hlwb
Txhim Kho Cov Qauv Cell
Hauv kev tsim ntawm roj teeb ntawm tes teeb tsa, cov qauv coj Laminated tau maj mam tau txais kev saib xyuas. Piv rau cov qauv ib txwm muaj cua, laminated qauv tau muaj kev ua kub ua kom sov zoo dua thiab muaj zog dua. Stacked cells alternate the positive and negative electrode plates with the separator, making the current distribution inside the cell more uniform, reducing internal resistance and polarization phenomena, and improving charge and discharge efficiency and cycle stability. Nyob rau tib lub sijhawm, cov qauv dab tau hloov kho kom haum rau cov qauv yuav tsum muaj ntau qhov sib txawv thiab cov khoom sib txawv hauv qee lub zog khaws cia nrog qhov chaw tsawg. Piv txwv li, hauv tsev neeg lub zog khaws cia cov tshuab, kev siv cov teeb meem roj teeb lithium roj teeb tuaj yeem ua tiav cov qauv sib txuas thiab txhim kho qhov chaw.
Optimization ntawm cov roj teeb pob qauv
Nyob rau hauv lub zog cia tshuab, ntau lub Lithium Roj Teeb Daim Ntawv Ua ib lub roj teeb pob kom tau raws li qhov kev thov kom muaj zog loj. Qhov ua tau zoo ntawm cov roj teeb pob qauv yog qhov tseem ceeb los txhim kho tag nrho kev ua tau zoo tag nrho thiab kev ntseeg tau ntawm cov roj teeb. Los ntawm kev tsim cov series thiab kev sib txuas sib txuas ntawm cov roj teeb ntawm cov roj teeb tuaj yeem txo thiab lub zog poob tuaj yeem txo qis. Lub caij no, tau txais cov ntawv tsim qauv tsim qauv, cov pob roj teeb tau muab faib ua ntau cov roj teeb thiab nruab nrog kev tswj hwm roj teeb (BMS). Cov qauv coj ua no ua rau lub installation, txij nkawm, thiab nthuav dav ntawm cov roj teeb pob. Thaum ib qho qauv tsis ua tiav, nws tuaj yeem hloov kho sai li qub ntawm lwm cov qauv, txhim kho kev ntseeg tau thiab tswj hwm lub zog cia.
Tsim cov txheej txheem tshiab: ua kom zoo nkauj ntawm tes zoo thiab xwm yeem
DAIM NTAWV THOV NTAWM High-Precision Raug Cov Khoom Siv
Kev tsim kho tsim qauv ntawm cov roj teeb lithium hlwb muaj kev txiav txim siab rau lawv qhov kev ua tau zoo thiab kev ua tau zoo. Nrog rau kev txhim kho kev txawj ntse thev naus laus zis, cov cuab yeej tsim tsheb siab yog tau siv dav hauv cov roj teeb ntawm tes. Hauv cov txheej txheem hluav taws xob, lub siab-precision slit txheej tshuab yog siv kom ua tiav kev tswj hwm ntawm cov hluav taws xob txheej. Lub coating tuab yuam kev tuaj yeem tswj tau nyob rau hauv ± 1 μ m, ua kom muaj kev sib xws ntawm cov khoom siv hluav taws xob thiab txhim kho cov roj teeb hlwb. Nyob rau hauv cov txheej txheem winding los yog txheej txheem sib tw, cov cuab yeej siv tshuab tau ua kom nruj thiab ruaj khov rau sab hauv lub roj teeb, thiab txhim kho lub zog ceev. Nyob rau tib lub sijhawm, daim ntawv thov ntawm Laser Vuam Technology Hauv cov tshuab hluav taws xob txuas ntxiv, thiab txhim kho kev tiv thaiv hluav taws xob thiab kev ntseeg tau ntawm cov roj teeb pob.
Kev tsim kho ntawm cov ntse ntse saib xyuas
Txhawm rau kom paub meej thiab muaj zog ntawm cov roj teeb lithium, ib qho ntse zoo saib xyuas lub luag haujlwm hauv cov txheej txheem ntau lawm hauv cov txheej txheem ntau lawm hauv cov txheej txheem ntau lawm hauv cov txheej txheem ntau lawm hauv cov txheej txheem ntau lawm hauv cov txheej txheem ntau lawm hauv kev tsim khoom. Los ntawm kev xa tawm ntau ntawm cov ntsuas thiab cov ntaub ntawv tuab, thiab cov thev naus laus zis, thiab cov thev naus laus zis xws li kev tshawb xyuas cov ntaub ntawv loj xws li kev ntsuas cov ntaub ntawv loj xws li kev txawj ntse cov ntaub ntawv loj. Thaum txawv txav ntawm cov txheej txheem sib txawv, lub kaw lus tuaj yeem muab cov lus ceeb toom raws sijhawm thiab tsis txhob ua ntau lawm kom tsis txhob muaj cov khoom lag luam uas tsis xws luag. Nyob rau tib lub sijhawm, siv cov tshuab ntse ntse kom sib sib zog nqus thiab kev txhim kho ntau lawm cov txheej txheem ua haujlwm, thiab muab kev lees paub ua haujlwm zoo rau kev ua haujlwm ruaj khov rau cov khoom siv hluav taws xob.