ithium-ion roj teeb muaj ntau yam kev siv. Raws li kev faib tawm ntawm thaj chaw thov, nws tuaj yeem muab faib ua roj teeb rau lub zog cia, roj teeb lub zog thiab roj teeb rau cov neeg siv khoom siv hluav taws xob.
- Lub roj teeb rau lub zog cia suav nrog kev sib txuas lus lub zog cia, lub zog txuag hluav taws xob, kev faib hluav taws xob, thiab lwm yam .;
- Lub roj teeb fais fab feem ntau yog siv rau hauv kev ua haujlwm ntawm lub zog, ua haujlwm rau kev lag luam nrog rau cov tsheb tshiab, hluav taws xob forklifts, thiab lwm yam.;
- Lub roj teeb rau cov neeg siv khoom siv hluav taws xob npog cov neeg siv khoom thiab kev lag luam, suav nrog kev ntsuas ntse, kev ruaj ntseg ntse, kev thauj mus los ntse, Internet ntawm Yam, thiab lwm yam.
Lithium-ion roj teeb yog cov txheej txheem nyuaj, feem ntau yog tsim los ntawm anode, cathode, electrolyte, separator, tam sim no collector, binder, conductive agent thiab lwm yam, nrog rau cov tshuaj tiv thaiv xws li electrochemical cov tshuaj tiv thaiv ntawm anode thiab cathode, lithium ion conduction thiab hluav taws xob conduction, nrog rau cov cua kub diffusion.
Cov txheej txheem ntawm cov roj teeb lithium yog qhov ntev, thiab ntau tshaj 50 txheej txheem tau koom nrog hauv cov txheej txheem.
Cov roj teeb lithium tuaj yeem muab faib ua cylindrical roj teeb, square aluminium plhaub roj teeb, hnab roj teeb thiab cov roj teeb hniav raws li daim ntawv. Muaj qee qhov sib txawv hauv lawv cov txheej txheem tsim khoom, tab sis tag nrho cov txheej txheem tsim cov roj teeb lithium tuaj yeem muab faib ua cov txheej txheem pem hauv ntej (electrode manufacturing), txheej txheem nruab nrab theem (cell synthesis), thiab txheej txheem rov qab kawg (tsim thiab ntim).
Cov txheej txheem pem hauv ntej ntawm kev tsim cov roj teeb lithium yuav raug qhia hauv kab lus no.
Lub hom phiaj ntawm cov txheej txheem pem hauv ntej kawg yog ua kom tiav cov khoom siv hluav taws xob (anode thiab cathode). Nws cov txheej txheem tseem ceeb suav nrog: slurrying / mixing, txheej, calendering, slitting, thiab tuag txiav.
Slurrying / Mixing
Slurrying / sib tov yog sib tov cov khoom siv roj teeb ntawm anode thiab cathode sib npaug thiab tom qab ntawd ntxiv cov kuab tshuaj los ua slurry. Kev sib xyaw slurry yog qhov pib ntawm qhov kawg ntawm kab, thiab yog qhov ua ntej rau kev ua tiav ntawm cov txheej txheem tom ntej, calendering thiab lwm yam txheej txheem.
Lithium roj teeb slurry muab faib ua zoo electrode slurry thiab tsis zoo electrode slurry. Muab cov khoom siv hluav taws xob, cov pa roj carbon monoxide, thickener, binder, additive, hnyav, thiab lwm yam rau hauv cov khoom sib xyaw ua ke, Los ntawm kev sib xyaw, tau txais kev sib txawv ntawm cov khoom-kua suspension slurry rau txheej.
Kev sib xyaw ua ke zoo yog lub hauv paus rau kev ua tiav ntawm cov txheej txheem tom ntej, uas yuav cuam tshuam ncaj qha lossis tsis ncaj qha cuam tshuam rau kev nyab xeeb kev ua haujlwm thiab electrochemical kev ua haujlwm ntawm roj teeb.
Txheej
Txheej yog txheej txheem txheej txheej cov khoom siv zoo thiab cov khoom siv tsis zoo ntawm txhuas thiab tooj liab foils, thiab sib txuas nrog cov neeg ua haujlwm thiab cov ntaub ntawv los ua cov ntawv electrode. Cov kuab tshuaj yog muab tshem tawm los ntawm kev ziab hauv qhov cub kom cov khoom sib txuas nrog rau lub substrate los ua qhov zoo thiab tsis zoo electrode sheet coil.
Cathode thiab anode txheej
Cov ntaub ntawv Cathode: Muaj peb hom ntaub ntawv: laminated qauv, spinel qauv thiab olivine qauv, sib xws rau cov ntaub ntawv ternary (thiab lithium cobaltate), lithium manganate (LiMn2O4) thiab lithium hlau phosphate (LiFePO4) feem.
Cov ntaub ntawv Anode: Tam sim no, cov khoom siv anode siv hauv kev lag luam lithium-ion roj teeb feem ntau suav nrog cov ntaub ntawv carbon thiab cov ntaub ntawv tsis-carbon. Ntawm lawv, cov khoom siv carbon muaj xws li graphite anode, uas yog siv ntau tshaj plaws tam sim no, thiab cov pa roj carbon monoxide tsis zoo, cov pa roj carbon monoxide, cov pa roj carbon monoxide, thiab lwm yam; Cov ntaub ntawv uas tsis yog carbon muaj xws li silicon-based anode, lithium titanate (LTO) thiab lwm yam.
Raws li qhov txuas tseem ceeb ntawm cov txheej txheem pem hauv ntej-kawg, kev ua tiav zoo ntawm txheej txheej txheej txheem cuam tshuam rau qhov sib xws, kev nyab xeeb thiab lub neej voj voog ntawm cov roj teeb tiav.
Calendering
Lub coated electrode yog ntxiv compacted los ntawm cov menyuam, thiaj li hais tias lub active tshuaj thiab lub collector nyob rau hauv kev sib cuag nrog ib leeg, txo qhov kev ncua deb ntawm electrons, txo cov thickness ntawm electrode, nce lub loading peev xwm. Nyob rau tib lub sijhawm, nws tuaj yeem txo qis hauv kev ua haujlwm ntawm lub roj teeb, ua kom cov conductivity, thiab txhim kho qhov ntim ntawm kev siv roj teeb kom nce lub peev xwm ntawm lub roj teeb.
Lub flatness ntawm electrode tom qab calendering txheej txheem yuav ncaj qha cuam tshuam cov nyhuv ntawm cov txheej txheem tom ntej slitting. Lub uniformity ntawm cov khoom nquag ntawm electrode kuj tseem cuam tshuam rau kev ua haujlwm ntawm tes.
Slitting
Slitting yog qhov txuas txuas txuas mus txuas ntxiv ntawm qhov dav electrode coil rau hauv qhov nqaim ntawm qhov xav tau dav. Nyob rau hauv slitting, lub electrode ntsib shear nkaus thiab tawg, ntug flatness tom qab slitting (tsis muaj burr thiab flexing) yog tus yuam sij rau kev soj ntsuam cov kev ua tau zoo.
Cov txheej txheem ntawm kev ua electrode muaj xws li vuam electrode tab, siv cov ntawv nplaum tiv thaiv, qhwv lub electrode tab thiab siv laser txiav cov electrode tab rau cov txheej txheem tom ntej winding. Tuag-txiav yog stamping thiab zoo li tus coated electrode rau cov txheej txheem tom ntej.
Vim yog cov kev xav tau siab rau lithium-ion roj teeb kev nyab xeeb kev ua tau zoo, qhov tseeb, kev ruaj ntseg thiab automation ntawm cov cuab yeej siv tau zoo heev hauv cov txheej txheem tsim cov roj teeb lithium.
Ua tus thawj coj hauv Lithium electrode cov cuab yeej ntsuas, dachet ar ar roj teeb hauv lub ntsuas hluav taws xob hauv ntej, CDM thickness thiab greaser thickness sceepe thiab li ntawd.
- Super X-Ray qhov ntsuas qhov ntom ntom
Nws yog yoog raws qhov kev ntsuas ntawm ntau tshaj 1600 mm dav ntawm txheej, txhawb nqa ultra-high-speed scanning, thiab pom cov ncauj lus kom ntxaws xws li thinning cheeb tsam, khawb, thiab cov npoo ceramic. Nws tuaj yeem pab nrog lub voj kaw kaw.
- X / β-ray thaj tsam qhov ntom ntom ntsuas
Nws yog siv nyob rau hauv lub roj teeb electrode txheej txheej txheem thiab cov txheej txheem separator ceramic txheej los ua kev sim online ntawm qhov ntom ntom ntawm cov khoom ntsuas.
- CDM thickness & qhov ntom ntom ntsuas
Nws tuaj yeem siv rau cov txheej txheem txheej txheej: kev tshawb nrhiav online ntawm cov ncauj lus kom ntxaws ntawm cov electrodes, xws li cov txheej txheem tsis zoo, cov khoom tsis txaus, khawb, thickness contours ntawm thinning cheeb tsam, AT9 thickness nrhiav tau, thiab lwm yam.;
- Multi-frame synchronous nrhiav kev ntsuas qhov system
Nws yog siv rau txheej txheej txheem ntawm cathode thiab anode ntawm lithium roj teeb. Nws siv ntau lub scanning thav duab los ua synchronous taug qab ntsuas ntawm cov electrodes. Tsib-thav duab synchronous taug qab ntsuas qhov system muaj peev xwm tshuaj xyuas cov yeeb yaj kiab ntub dej, txheej txheej nyiaj, thiab electrode.
- Laser thickness ntsuas
Nws yog siv los ntes cov electrode hauv txheej txheej txheej lossis txheej txheem calendering ntawm lithium roj teeb.
- Off-line thickness & dimension gauge
Nws yog siv los txheeb xyuas qhov tuab thiab qhov ntev ntawm cov electrodes hauv txheej txheej lossis txheej txheem calendering ntawm lithium roj teeb, uas txhim kho kev ua tau zoo thiab sib xws.
Post lub sij hawm: Aug-31-2023
