Lithium ion roj teeb:Nws yog ib hom roj teeb uas siv cov ntaub ntawv uas tuaj yeem dhau lithium ion ntxig / rho tawm cov tshuaj tiv thaiv raws li cov khoom siv zoo thiab tsis zoo electrode, thiab siv cov organic electrolytes lossis polymer electrolytes uas muaj lithium ntsev. Nws yog lub roj teeb thib ob (piv txwv li lub roj teeb rechargeable) uas feem ntau tso siab rau kev txav ntawm lithium ions ntawm qhov zoo thiab tsis zoo electrodes ua haujlwm.
Cell:yog hais txog cov cuab yeej siv yooj yim thiab chav tsev uas ncaj qha hloov tshuaj lub zog rau hauv lub zog hluav taws xob, tseem hu ua roj teeb ntawm tes. Nws yog cov khoom siv tseem ceeb uas ua rau lub roj teeb, tsim hluav taws xob los ntawm kev siv tshuaj lom neeg sab hauv.
Lithium Cell:Ib hom roj teeb uas siv lithium hlau lossis lithium alloy ua cov khoom siv hluav taws xob zoo / tsis zoo thiab cov tshuaj tsis muaj dej electrolyte. Ntawm lawv, cov roj teeb lithium-ion (LIBs) yog cov siv dav tshaj plaws. Lawv tsis muaj hlau lithium, tab sis siv lithium alloy hlau oxides ua cov khoom zoo electrode thiab graphite ua cov khoom tsis zoo electrode, thiab ua tiav lithium ion thauj los ntawm cov dej tsis muaj dej.
Thawj cell:Ib qho khoom siv uas tsim hluav taws xob tam sim no los ntawm cov tshuaj tiv thaiv redox, uas hloov cov tshuaj siv hluav taws xob rau hauv hluav taws xob los ntawm kev siv cov hluav taws xob muaj peev xwm sib txawv ntawm cov electrodes.
Secondary cell:Ib qho khoom siv hluav taws xob uas tuaj yeem khaws cov tshuaj muaj zog thiab tso tawm hluav taws xob thaum tsim nyog. Nws hloov hluav taws xob hluav taws xob rau hauv hluav taws xob hluav taws xob thaum lub sij hawm them nyiaj thiab khaws nws, thiab tom qab ntawd hloov cov hluav taws xob hluav taws xob rau hauv hluav taws xob hluav taws xob thaum lub sij hawm tso tawm rau cov zis.
Roj Cell:Ib qho khoom siv ncaj qha hloov cov tshuaj siv hluav taws xob ntawm cov roj thiab oxidant (feem ntau yog oxygen) rau hauv hluav taws xob hluav taws xob los ntawm cov tshuaj electrochemical. Cov txheej txheem hloov dua siab tshiab no tsis txwv los ntawm lub voj voog Carnot, yog li nws muaj lub zog hloov dua siab tshiab.
Alkaline cell:Lub roj teeb uas siv cov tshuaj tiv thaiv ntawm zinc thiab manganese dioxide los tsim hluav taws xob hluav taws xob. Nws tuaj yeem yog lub roj teeb thawj lossis theem nrab. Cov yam ntxwv tseem ceeb ntawm hom roj teeb no yog tias nws cov electrolyte yog alkaline, feem ntau yog siv cov tshuaj potassium hydroxide (KOH) aqueous kua li cov electrolyte, li no lub npe "alkaline roj teeb".
Cell qhuav:tseem hu ua lub roj teeb tseem ceeb, yog ib hom roj teeb voltaic uas siv cov khoom nqus dej (xws li sawdust lossis gelatin) los ua nws cov ntsiab lus rau hauv cov muab tshuaj txhuam uas yuav tsis dhau, thiaj li ua kom muaj hluav taws xob ncaj qha.
Cov khoom siv electrolyte cell:Nws yog ib hom roj teeb uas siv cov khoom siv electrolytes es tsis txhob siv cov kua electrolytes. Raws li cov degree ntawm solidification, solid-state batteries tuaj yeem muab faib ua semi-solid state batteries thiab tag nrho cov roj teeb hauv lub xeev. Semisolid state batteries txo tus nqi ntawm cov electrolyte siv raws li cov kua hauv lub xeev cov roj teeb thiab nce kev siv cov electrolytes sib xyaw; Tag nrho cov roj teeb hauv lub xeev tau tshem tawm cov khoom qub electrolyte thiab siv cov khoom siv electrolytes, nrog cov electrodes zoo thiab tsis zoo sib cais los ntawm cov yeeb yaj kiab nyias.
Txhua lub xeev rechargeable Li ion roj teeb:Raws li lub npe qhia, nws yog hais txog lub lithium-ion roj teeb uas cov electrodes (zoo thiab tsis zoo electrodes) thiab electrolyte yog ob qho tib si nyob rau hauv lub xeev. Hom roj teeb no muaj peb ntu: cov khoom siv hluav taws xob zoo, cov khoom siv hluav taws xob, thiab cov khoom siv hluav taws xob tsis zoo, thiab tsis muaj cov khoom ua kua. Qhov zoo electrode feem ntau yog ua los ntawm lithium hlau los yog lithium-ion tebchaw, thaum lub electrode tsis zoo yog ua los ntawm cov ntaub ntawv carbon los yog lithium titanate ntsev. Cov khoom electrolytes yog tsim los ntawm cov khoom siv tsis zoo xws li oxides, sulfides, lossis phosphates.
Gel polymer rechargeable Li ion roj teeb:Nws yog ib hom lithium ion roj teeb uas siv gel polymer electrolyte ua ion conduction nruab nrab. Hom roj teeb no zoo ib yam li cov roj teeb lithium-ion ua kua, tab sis qhov sib txawv tseem ceeb nyob hauv cov electrolyte. Gel polymer electrolyte yog tsim los ntawm kev sib xyaw ntawm polymer thiab ntsev, thiab tej zaum yuav ntxiv plasticizers thiab lwm yam additives los txhim kho ionic conductivity. Cov electrolyte tuaj yeem yog "qhuav" lossis "colloidal", feem ntau yog polymer gel electrolytes.
Ib nrab lub xeev Li-ion roj teeb:hais txog lub roj teeb uas ib lub electrode tsis muaj kua electrolyte thiab lwm yam electrode muaj cov kua electrolyte, los yog qhov loj los yog ntim ntawm cov khoom electrolyte nyob rau hauv ib tug cell account rau ib nrab ntawm tag nrho cov loj los yog ntim ntawm electrolyte nyob rau hauv lub cell. Hom roj teeb no sib xyaw ua ke qee cov yam ntxwv ntawm cov roj teeb ua kua thiab cov khoom siv hauv lub xeev, khaws cov ionic conductivity siab ntawm cov roj teeb ua kua thaum tseem muaj kev nyab xeeb thiab kev ruaj ntseg ntawm cov roj teeb hauv lub xeev.
Npib Li ion cell:tseem hu ua lithium-ion npib cell los yog khawm roj teeb, yog ib hom roj teeb uas muaj me me sab nraud, txoj kab uas hla loj, thiab nyias nyias. Lub hauv paus ntsiab lus ua haujlwm yog ua raws li kev thim rov qab thiab rho tawm ntawm lithium ions ntawm qhov zoo thiab tsis zoo electrodes. Thaum them nyiaj, lithium ions yog deintercalated los ntawm cov khoom zoo electrode, txav mus rau qhov tsis zoo electrode los ntawm electrolyte, thiab embed rau hauv cov khoom tsis zoo electrode; Thaum tso tawm, lithium ions raug tso tawm los ntawm qhov tsis zoo electrode thiab rov qab mus rau qhov zoo electrode los ntawm electrolyte, thaum electrons ntws los ntawm qhov tsis zoo electrode mus rau qhov zoo electrode los ntawm ib qho hluav taws xob sab nraud, tsim hluav taws xob hluav taws xob.
Jelly yob:Lub jelly yob yog cov qauv tubular siv los txhawb thiab tiv thaiv cov ntaub ntawv dov, feem ntau cylindrical lossis conical hauv cov duab.
Cell tuaj yeem:Ua ib qho tseem ceeb ntawm lub roj teeb, nws yog siv los ntim thiab tiv thaiv cov electrolyte thiab electrodes hauv lub roj teeb.
Cell lub hau:Nws yog lub hau npog tsim tshwj xeeb rau cov roj teeb, uas nws lub luag haujlwm tseem ceeb yog los tiv thaiv cov qauv sab hauv thiab lub voj voog ntawm lub roj teeb, tiv thaiv cov khoom siv sab nraud xws li plua plav, noo noo, lossis lwm yam pa phem nkag mus rau hauv lub roj teeb, thiab yog li cuam tshuam rau kev ua haujlwm ntawm lub roj teeb. . Nws feem ntau yog ntsia rau sab saum toj lossis sab ntawm lub roj teeb kom ntseeg tau tias nws cov sealing sab hauv lossis ntsuas qhov ntsuas.
Lub hau sealing compound:Cov tshuaj lom neeg los yog sib tov tshwj xeeb yog siv los kaw qhov qhib ntawm lub roj teeb casing. Nws lub luag haujlwm tseem ceeb suav nrog kev tiv thaiv sab hauv ntawm lub roj teeb, muab kev sib khi, thiab txhim kho roj teeb kev nyab xeeb.
Electrode:Nws yog cov cuab yeej sim siv los kuaj xyuas cov teeb liab hluav taws xob, ua hluav taws xob stimulation, thiab kaw cov hlab ntsha ntawm tes. Nws yog dav siv hauv ntau yam xws li biotechnology, khoom siv kho mob, khoom siv hluav taws xob, thiab tsheb. Raws li lawv cov kev ua haujlwm sib txawv thiab kev siv, cov nplooj ntawv electrode tuaj yeem muab faib ua ntau hom, xws li cov ntaub ntawv electrodes, hluav taws xob stimulation electrodes, siv electrodes, grounding electrodes, thiab lwm yam. Tsis tas li ntawd, raws li cov khoom sib txawv thiab kev siv, cov ntawv electrode tuaj yeem ua tau. ntxiv muab faib ua ntau hom xws li cov ntawv nplaum rau tus kheej, cov ntawv silicone electrode, cov ntawv txheeb electrode, cov ntawv tsis-woven electrode, thiab lwm yam.
Zoo electrode:feem ntau yog hais txog ib qho hluav taws xob uas muaj peev xwm muaj peev xwm muaj cov tshuaj nquag uas ua rau txo qis cov tshuaj tiv thaiv thaum tawm mus. Nws yog ib qho tseem ceeb ntawm cov roj teeb lithium-ion rau khaws cia thiab tso tawm lithium ions.
Tsis zoo electrode:feem ntau yog hais txog ib qho hluav taws xob uas muaj peev xwm muaj peev xwm muaj cov tshuaj nquag uas ua rau txo qis cov tshuaj tiv thaiv thaum tawm mus. Hauv lub roj teeb, qhov tsis zoo electrode yog qhov kawg nrog lub peev xwm qis dua. Thaum tso tawm, qhov tsis zoo electrode tso tawm cov hluav taws xob thiab lees txais lithium ions los ntawm qhov zoo electrode.
Ferrous lithium phosphate:Nws yog cov khoom siv hluav taws xob rau cov roj teeb lithium-ion, nrog rau cov tshuaj formula LiFePO4 (LFP). Nws muaj qhov zoo ntawm kev ua kom muaj zog ntom ntom, muaj kev nyab xeeb thiab ntev lifespan.
Nickel Cobalt Manganese Khoom:Nickel cobalt manganese yog ib qho tseem ceeb ternary zoo electrode khoom rau lithium-ion roj teeb, nrog rau cov tshuaj formula LiNixCoyMn1-x-yO2. Muaj peev xwm ntau dua thiab tus nqi qis dua cov khoom siv electrode zoo. Lithium cobalt oxide yog ib qho ntawm cov khoom siv roj teeb uas siv ntau tshaj plaws, tab sis cov peev txheej cobalt tau dhau los ua tsawg, kim, thiab muaj kev nyab xeeb kev nyab xeeb ntawm kev siv cov roj teeb lithium cobalt oxide.
Graphite negative electrode khoom:Vim nws zoo heev conductivity thiab tshuaj stability, nws tau dhau los ua ib qho ntawm feem ntau siv tsis zoo electrode cov ntaub ntawv nyob rau hauv lithium-ion roj teeb. Nws tuaj yeem thim rov qab ntxig thiab tshem tawm cov lithium ions, yog li ua tiav qhov khaws cia thiab tso tawm hluav taws xob lub zog thaum lub sijhawm them thiab tawm. Cov qauv siv lead ua ntawm graphite yog qhov ruaj khov, nrog rau qhov sib txawv ntawm cov molecular loj uas sib haum nrog lithium ion ntxig thiab stripping. Nyob rau tib lub sijhawm, nws qhov loj tshwj xeeb thaj chaw muab cov tshuaj tiv thaiv electrochemical loj, uas pab txhim kho lub zog ceev thiab lub zog ceev ntawm cov roj teeb.
Hard carbon:Cov pa roj carbon monoxide yog cov pa roj carbon uas tsis graphitize tom qab kev kho kub kub, thiab nws cov khoom siv lead ua sab hauv yog qhov tsis zoo nrog qhov sib txawv loj. Cov qauv tshwj xeeb no tso cai rau cov roj carbon tsis zoo electrode khaws cov nqi ntau dua ntawm tib lub ntim, yog li txhim kho lub zog ceev thiab kev ua haujlwm ntawm lub roj teeb.
Mos carbon:hais txog amorphous carbon uas tuaj yeem graphitized nyob rau hauv qhov kub thiab txias (feem ntau ntau dua 2500 degree). Cov ntaub ntawv carbon mos muaj qis crystallinity (xws li graphitization degree) thiab siab dua reversible tshwj xeeb muaj peev xwm, feem ntau ntau dua 300mAh / g. Tsis tas li ntawd, cov ntaub ntawv mos cov pa roj carbon monoxide kuj muaj kev sib raug zoo nrog cov electrolytes, uas pab txhim kho lub voj voog kev ruaj ntseg ntawm cov roj teeb.
Tab:Nws yog ib tug hlau conductor nyob rau hauv lub roj teeb uas coj tawm qhov zoo thiab tsis zoo electrodes los ntawm sab hauv ntawm tes. Nws cov duab zoo ib yam li "pob ntseg", yog li lub npe. Ji'er feem ntau yog tsim los ntawm cov hlau sawb thiab cov hlua roj hmab. Cov hlau sawb yog siv rau conductivity, thaum lub roj hmab sawb plays lub luag hauj lwm nyob rau hauv sealing thiab txuas.
Binder:Kuj tseem hu ua cov nplaum lossis cov khoom sib txuas, yog ib yam khoom uas tuaj yeem txuas ob lossis ntau cov ntaub ntawv ua ke los ntawm lub cev lossis tshuaj lom neeg. Kev sib xyaw ua ke feem ntau yog tsim los ntawm ntau yam khoom, suav nrog tab sis tsis txwv rau cov khoom siv hauv paus.
Solvent:Roj teeb qib hnyav yog hais txog high-purity organic compounds siv los npaj cov tshuaj electrolyte hauv cov roj teeb. Raws li tus neeg nqa khoom rau electrolytes, cov kuab tshuaj tuaj yeem yaj cov ntsev electrolyte thiab txhawb nqa ion conduction ntawm qhov zoo thiab tsis zoo electrodes ntawm lub roj teeb, yog li ua kom lub cev ua haujlwm thiab kev ua haujlwm ntawm lub roj teeb.
Conductive agent:Ib qho khoom siv hluav taws xob ntxiv thaum lub sij hawm tsim hluav taws xob los xyuas kom meej tias cov nqi hluav taws xob zoo thiab kev ua haujlwm ntawm cov electrode. Nws ua lub luag haujlwm hauv kev sau cov microcurrents ntawm cov khoom nquag thiab nruab nrab ntawm cov khoom siv thiab cov khoom siv tam sim no, txo qhov kev sib cuag ntawm cov electrodes, ua kom lub zog ntawm electrons, thiab txhim kho cov kev tsiv teb tsaws ntawm lithium ions hauv cov khoom siv electrode, yog li txhim kho kev them nyiaj thiab tshem tawm efficiency ntawm electrodes.
Ntxiv:Lithium roj teeb additives tuaj yeem muab faib ua ntau hom raws li lawv txoj haujlwm thiab cov teebmeem, feem ntau suav nrog cov khoom siv ua yeeb yaj kiab, cov khoom siv ntxiv, kev nyab xeeb additives, thiab lwm yam.
- Zaj duab xis-forming additive
Lus txhais:Nws yog tsuas yog siv los ua ib qho ruaj khov thiab ntom cov khoom electrolyte membrane, yog li ultrasonic tsis txhob muaj cov roj teeb luv luv hauv cov roj teeb.
Hom hom:xws li ethylene carbonate (EC), propylene carbonate (PC), thiab lwm yam.
- Functional additives
Lus txhais:Feem ntau yog siv los txhim kho qee qhov kev ua tau zoo ntawm cov roj teeb, xws li kev ua kom muaj peev xwm ntawm cov roj teeb, txhim kho cov roj teeb them thiab tshem tawm kev ua haujlwm, thiab ua kom lub roj teeb lub neej.
Hom hom:suav nrog surfactants, rheology agents, particle enhancers, wetting thiab dispersing agents, thiab lwm yam.
- Kev nyab xeeb additives
Lus txhais:Feem ntau yog siv los txhim kho kev nyab xeeb kev ua haujlwm ntawm cov roj teeb, xws li cov nplaim hluav taws kub, cov tshuaj tiv thaiv tawg, thiab lwm yam.
Hom hom:xws li LiAlO2, LiBOB, LiPF6, thiab lwm yam.
Copper ntawv ci:Copper foil rau lithium roj teeb yog cov ntawv hlau tooj liab uas ua los ntawm electrolysis thiab nto kho nrog tooj liab raw khoom. Lub thickness feem ntau yog qis dua 18 microns, thiab feem ntau siv tooj liab ntawv ci yog qis dua 12 microns. Nws ua haujlwm ob qho tib si rau cov khoom siv tsis zoo electrode active cov ntaub ntawv thiab cov khoom siv tam sim no rau cov khoom tsis zoo electrode electrode thiab conduction nyob rau hauv lithium-ion roj teeb, uas muaj kev cuam tshuam loj rau cov txheej txheem tsis zoo electrode manufacturing thiab electrochemical kev ua tau zoo ntawm lithium-ion roj teeb.
Aluminium ntawv nyiaj:Lithium ion roj teeb txhuas ntawv ci hais txog qhov zoo electrode foil ntawm lithium-ion roj teeb, uas yog tsis hloov kho zoo electrode foil nrog ib tug tuab ntawm txog 0.01mm, los yog tam sim no collector txhuas ntawv nyiaj. Cov khoom siv tam sim no yog ib qho tseem ceeb ntawm cov roj teeb lithium, uas nws lub luag haujlwm tseem ceeb yog khaws cov khoom siv tam sim no los ntawm cov khoom siv ntawm lub roj teeb txhawm rau tsim kom muaj qhov loj dua tam sim no tawm mus rau sab nraud, thaum tseem xav tau kev sib cuag nrog cov khoom nquag. . Hauv cov roj teeb lithium, cov ntawv txhuas txhuas feem ntau yog siv los ua cov khoom siv hluav taws xob zoo tam sim no vim nws cov conductivity zoo, ductility, thiab corrosion kuj.
Hauv qab gasket insulator:Raws li lub npe qhia, nws yog gasket nyob rau hauv qab ntawm lithium roj teeb. Nws yog tsuas yog siv los sau cov qhov khoob hauv lub roj teeb uas tshwm sim los ntawm qhov sib txawv ntawm qhov loj thiab cov khoom siv ntawm cov khoom siv, kev txhim kho cov compressibility thiab kev nyab xeeb ntawm lub roj teeb. Tshwj xeeb, cov haujlwm ntawm lithium roj teeb hauv qab gaskets feem ntau suav nrog kev sib khi, kev sib cais, kho, thiab kev poob siab.
Daim kab xev:Nws yog cov ntaub nplaum uas siv dav hauv cov txheej txheem nruab nrab ntawm cov roj teeb lithium, xws li winding / laminating, plhaub vuam, thiab sealing. Nws lub luag haujlwm tseem ceeb yog txhawm rau tiv thaiv, kho cov khoom siv lithium roj teeb, thiab tiv thaiv ntau yam hauv lub roj teeb.
Center pin:Nws yog ib qho tseem ceeb hauv cov roj teeb lithium, nyob rau hauv nruab nrab ntawm lub roj teeb, siv los txuas cov ncej zoo thiab tsis zoo ntawm lub roj teeb thiab ua haujlwm rau kev sib kis tam sim no. Nws lub luag haujlwm tseem ceeb suav nrog kev sib kis tam sim no, kev txhawb nqa kev tsim kho, thiab kev tswj xyuas thermal.