Lithium roj teeb kev lag luam kev paub paub nrov nrov

Cov roj teeb lithium-ion roj teeb yog ib hom roj teeb uas siv tau uas siv lithium alloy hlau oxide raws li cov khoom siv hluav taws xob zoo, graphite li cov khoom siv hluav taws xob tsis zoo, thiab siv cov tshuaj uas tsis yog -aqueous electrolyte. Nws txoj hauv kev ua haujlwm tseem ceeb yog ua raws li kev thim rov qab intercalation thiab deintercalation ntawm lithium ions ntawm qhov zoo thiab tsis zoo electrodes thaum lub sij hawm them nqi thiab tawm, es tsis txhob cia siab rau cov tshuaj tiv thaiv redox ntawm cov hlau lithium. Qhov no muab cov roj teeb lithium-ion roj teeb muaj txiaj ntsig zoo dua li cov roj teeb lithium hlau ib txwm hais txog kev nyab xeeb, lub neej voj voog thiab lub zog ceev. Los ntawm qhov kev xav ntawm cov khoom lag luam, Lithium-Ion roj teeb Cell yog qhov yooj yim chav tsev uas tsim ntau hom roj teeb pob. Thaum ntau lub hlwb sib xyaw ua ke thiab ntim rau hauv cov koob thiab sib npaug, lub Lithium Roj Teeb Pob lossis Lithium-ion Battery Pack raug tsim.

 

Rau cov xwm txheej ntawm daim ntawv thov davhlau ya nyob twg, cov khoom tshwj xeeb tsim rau thaj chaw photovoltaic thiab lub zog cia muaj xws li Lithium-Ion roj teeb rau cov khoom hnub ci, Hnub Ci Zog Cia Systems Lithium Batteries Pob, thiab Lithium Ion Battery rau Hnub Ci Zog. Tsis tas li ntawd, Lithium SuperPack Batteries sawv cev rau ib hom khoom siv roj teeb tshwj xeeb nrog siab - ntim kev ntseeg tau thiab dav - qhov kub thiab txias hloov tau, thaum lub roj teeb pob khoom muab cov kev daws teeb meem rau kev sib koom ua ke. Los ntawm txoj kev xav ntawm engineering faib, lithium roj teeb tuaj yeem muab faib ua peb hom: cylindrical, square thiab mos pob raws li daim ntawv ntim. Txhua daim ntawv muaj nws tus kheej tseem ceeb ntawm kev ua haujlwm ntawm pawg, qhov muaj peev xwm ua kom sov thiab lub zog siv tshuab, thiab tsim nyog rau cov xwm txheej sib txawv.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cov roj teeb lithium feem ntau muaj ob daim duab: cylindrical thiab square, nrog spirally mob los yog stacked electrode pawg hauv. Qhov zoo electrode yog tsim los ntawm lithium cobalt oxide, lithium manganate, lithium hlau phosphate los yog cov ntaub ntawv ternary coated ntawm aluminium ntawv ci, thiab cov ntawv txhuas txhuas ua haujlwm zoo tam sim no; Qhov tsis zoo electrode yog tsim los ntawm cov khoom siv graphite lossis ntuj graphite coated ntawm cov ntawv ci tooj liab, thiab cov ntawv ci tooj liab ua cov khoom tsis zoo tam sim no. Ib txheej ntawm tsis tshua muaj nyias thiab permeable polyethylene los yog polypropylene microporous zaj duab xis yog siv los ua cov khoom sib cais ntawm qhov zoo thiab tsis zoo electrodes. Sab hauv ntawm lub roj teeb yog ntim nrog cov organic electrolyte tov. Tsis tas li ntawd, lub valve muaj kev nyab xeeb thiab PTC lub caij (siv qee hom cylindrical) raug ntsia rau saum lub roj teeb tseem ceeb los tiv thaiv lub roj teeb ntawm kev puas tsuaj rau lub sijhawm thaum lub roj teeb nyob hauv lub xeev tsis zoo lossis cov zis luv luv -circuited. Lub nominal voltage ntawm ib lub lithium -ion roj teeb yog 3.7V (lithium hlau phosphate system yog 3.2V). Vim tias muaj peev xwm tsawg ntawm ib lub roj teeb, hauv kev siv tswv yim, ntau lub hlwb feem ntau txuas nrog hauv cov koob kom nce voltage thiab nyob rau tib lub sijhawm kom muaj peev xwm ua kom tau raws li lub zog hluav taws xob thiab lub zog muaj peev xwm ntawm cov khoom siv sib txawv.

 

Los ntawm cov txheej txheem tsim khoom, kev tsim cov khoom siv hluav taws xob tshwj xeeb xws li Roj Teeb rau Lithium-Ion Energy Storage System yuav tsum muaj ntau yam txheej txheem xws li ncej txheej txheej, dov, slitting, winding / lamination, kua txhaj tshuaj, tsim, thiab ntim sib cais. Ntawm lawv, cov txheej txheem kev tsim cov ncej ncej muaj qhov xav tau siab heev rau txheej txheej thickness uniformity (kev kam rau siab tswj tsis pub dhau ± 1.5 μm), ncej daim kab sib dhos (kev sib txawv tsis tshaj 0.5 hli), thiab burr tswj (burr qhov siab tsis tshaj 15 μm). Laser vuam yog siv los kaw lub plhaub thiab npog. Kev nkag mus rau vuam yuav tsum raug tswj kom raug nyob rau hauv thaj tsam ntawm 0.3-0.8mm, thiab yuav tsum tsis muaj qhov nkag mus rau qhov pores lossis spatter tsis xws luag. Cov txheej txheem tsim yog thawj cov txheej txheem electrochemical los qhib lub roj teeb thiab yuav tsum tau ua nyob rau hauv qhov chaw tswj qhov kub thiab txias. Thawj zaug them tam sim no feem ntau yog teem rau ntawm 0.05C txog 0.1C los txhawb kev tsim cov khoom ruaj khov electrolyte interface zaj duab xis.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Hnub Ci Tsev System Lithium Ion roj teeb tshwj xeeb yog tsim los rau tsev neeg photovoltaic zog cia tshuab. Nws cov ntsiab lus tseem ceeb suav nrog kev ua haujlwm kub ntau (-20℃txog 60 degree), lub neej voj voog tsis pub tsawg dua 6,000 zaug, thiab qib kev tiv thaiv IP65 lossis siab dua kom hloov mus rau qhov chaw teeb tsa sab nraum zoov. Cov roj teeb lithium hnub ci tau siv dav hauv kev tawm -daim phiaj hluav taws xob photovoltaic chaw nres tsheb, cov khoom siv hluav taws xob thaub qab rau kev sib txuas lus hauv paus chaw nres tsheb thiab cov tshuab microgrid hauv thaj chaw deb. Lawv cov peev txheej tshwj xeeb feem ntau yog nruab nrab ntawm 2.5kWh thiab 20kWh, thiab tuaj yeem hloov kho tau yooj yim nyob rau hauv tib lub sijhawm raws li qhov xav tau. Nyob rau hauv lub tshav pob ntawm cov chaw nres tsheb loj loj, Hnub Ci Zog Cia Lub Tshuab Lithium Batteries Pob tau muab tso rau hauv lub thawv lossis lub txee style. Lub peev xwm ntawm ib qho system tuaj yeem ncav cuag qib MWh, koom nrog hauv kev siv hluav taws xob ntau zaus thiab kev tswj hwm siab tshaj plaws thiab kev siv hluav taws xob txuas ntxiv mus ntxiv thiab kev siv.

 

Lithium Ion roj teeb rau Hnub Ci Zog System hais txog kev sib txuas lus nrog photovoltaic inverters, lub zog cia converters thiab kev tswj lub zog, thiab feem ntau txhawb ntau txoj cai xws li tsheb npav CAN, RS485 thiab Modbus. Lithium SuperPack Batteries yog tsim rau kev ua haujlwm hnyav xws li chaw nres tsheb tsis muaj neeg saib xyuas, cov khoom siv tshawb fawb txog keeb kwm yav dhau los thiab cov tsheb tshwj xeeb vim lawv qhov kev ua tau zoo qis - qhov kub thiab txias (ntau dua 70% ntawm lub peev xwm ntsuas tau tso tawm hauv -30℃ib puag ncig) thiab cov qauv kaw ruaj khov heev. Cov Khoom Siv Hluav Taws Xob muab cov txheej txheem kev sib koom ua ke nrog cov qauv roj teeb qauv, BMS qhev pawg thawj coj saib, cov khoom siv thiab cov hlua khi hlua, txo qhov nyuaj thiab lub voj voog ntawm kev sib koom ua ke.

 

Hauv kev lag luam ntawm cov roj teeb hluav taws xob, lithium{0}} roj teeb lithium tau siv dav hauv cov neeg caij tsheb hluav taws xob, tsheb npav hluav taws xob, tsheb thauj khoom thiab tsheb tshwj xeeb engineering. Lub chaw cia khoom siv hluav taws xob npog peb ntu kev lag luam loj: chaw nres tsheb fais fab loj, kev lag luam thiab kev lag luam txuag hluav taws xob, thiab khoom siv hluav taws xob hauv tsev. Cov neeg siv khoom siv hluav taws xob muaj xws li smartphones, laptops, cov cuab yeej siv tau, thiab drones. As the final product form for the above-mentioned types of applications, Lithium-ion Battery Pack's design needs to comprehensively consider multi-dimensional indicators such as energy density, power density, thermal management, mechanical protection and electrical safety. Nws yog ib qho khoom sib xyaw ua ke ntawm electrochemistry, mechanical engineering thiab fais fab electronics technology.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Piv nrog rau cov hmoov lead -acid roj teeb thiab npib tsib xee-hlau hydride roj teeb, lithium- ion roj teeb qhia tau qhov zoo ntawm ntau qhov kev ua tau zoo. In terms of energy density, lithium-ion batteries can reach 460-600Wh/kg, which is about 6-7 times that of lead-acid batteries, which means that more electrical energy can be stored under the same weight. Hais txog lub neej voj voog, cov roj teeb uas siv lithium hlau phosphate cathodes tuaj yeem ua tiav ntau dua 6,000 lub voj voog hauv qab 1C nqi thiab tawm thiab 100% tso tawm qhov tob, thiab lawv lub neej kev pabcuam tuaj yeem ncav cuag ntau dua 6 xyoo. Nyob rau hauv cov nqe lus ntawm qhov ntsuas hluav taws xob, qhov kev khiav hauj lwm voltage ntawm ib leeg yog 3.7V lossis 3.2V, uas yog kwv yees li qhov sib npaug ntawm cov hluav taws xob ntawm peb nickel-hlau hydride lossis npib tsib xee-cadmium roj teeb, ua kom yooj yim rau kev tsim cov roj teeb ntau dua. Nyob rau hauv cov nqe lus ntawm lub zog siab endurance, lub hwj chim lithium hlau phosphate roj teeb tuaj yeem pab txhawb qhov tso tawm sai sai ntawm 15-30C kom ua tau raws li lub tsheb nrawm thiab nce siab. Tus kheej tawm tus nqi yog tsawg heev thiab feem ntau tuaj yeem tswj tau qis dua 1% hauv ib hlis, uas yog tsawg dua 1/20 ntawm cov roj teeb nickel-hlau hydride. Hais txog qhov hnyav, qhov hnyav ntawm tib lub ntim tsuas yog 1/6 rau 1/5 ntawm cov khoom siv lead-acid. Nyob rau hauv cov nqe lus ntawm qhov kub thiab txias adaptability, nws yuav siv tau nyob rau hauv ib puag ncig ntawm -20℃mus rau 60 degree, thiab tuaj yeem ncav cuag -45℃tom qab kev ua haujlwm tshwj xeeb.

 

Hais txog kev tiv thaiv ib puag ncig ntsuab, nws tsis muaj cov tshuaj lom thiab ua phem rau cov hlau hnyav xws li txhuas, mercury, thiab cadmium, thiab tsis muaj dej siv thaum lub sijhawm tsim khoom. Txawm li cas los xij, lithium - ion roj teeb kuj muaj ntau qhov kev txwv engineering. Ua ntej, tag nrho cov lithium- roj teeb ion yuav tsum tau nruab nrog kev tiv thaiv circuits los tiv thaiv overcharge, tshaj - tso tawm thiab tshaj - tam sim no, uas ua rau kom qhov nyuaj thiab nqi ntawm lub system. Qhov thib ob, cov roj teeb lithium cobalt oxide tsis tuaj yeem tso tawm ntawm cov dej ntws siab thiab muaj kev nyab xeeb tsis zoo. Thib peb, cov xwm txheej ntau lawm yog qhov xav tau heev - cov txheej txheem tseem ceeb xws li txheej txheej electrode, winding thiab kua tshuaj txhaj tshuaj yuav tsum tau nqa tawm hauv chav ziab khaub ncaws nrog cov dej lwg qis dua -40 degree, uas ua rau cov cuab yeej siv siab thiab cov nqi khiav lag luam. Plaub, muaj kev txwv ntawm kev siv cov xwm txheej. Kev siv ntawm qhov kub siab dhau lossis qis dhau yuav ua rau muaj kev laus zuj zus ntxiv thiab tseem ua rau muaj kev pheej hmoo ntawm kev nyab xeeb.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Yog tias koj xav tau kho siab -kev ntseeg tauFlash roj teeb lithium roj teebthiab txhawb kev daws teeb meem rau koj qhov project tshiab lub zog, peb pab neeg ua haujlwm engineering tuaj yeem muab cov ncauj lus kom ntxaws kev qhia tshwj xeeb thiab daim ntawv thov kev txhawb nqa los pab koj tsim kom muaj kev sib tw ntau tshaj plaws ntawm lub zog cia khoom.