LiFePO4 roj teeb

Lub lithium hlau phosphate roj teeb yog lithium-ion roj teeb uas siv lithium hlau phosphate (LiFePO4) ua cov khoom siv electrode zoo thiab carbon raws li cov khoom tsis zoo electrode.
Thaum lub sij hawm them nyiaj, qee cov lithium ions hauv lithium hlau phosphate raug rho tawm, xa mus rau qhov tsis zoo electrode los ntawm electrolyte, thiab embedded rau hauv cov khoom tsis zoo electrode carbon;Nyob rau tib lub sijhawm, electrons raug tso tawm los ntawm qhov zoo electrode thiab ncav cuag qhov tsis zoo electrode los ntawm sab nraud Circuit Court kom muaj qhov sib npaug ntawm cov tshuaj tiv thaiv.Thaum lub sij hawm tso tawm, lithium ions raug rho tawm los ntawm qhov tsis zoo electrode thiab ncav cuag qhov zoo electrode los ntawm electrolyte.Nyob rau tib lub sijhawm, qhov tsis zoo electrode tso tawm cov khoom siv hluav taws xob thiab mus txog qhov zoo electrode los ntawm sab nraud Circuit Court los muab lub zog rau lub ntiaj teb sab nraud.
LiFePO4 roj teeb muaj qhov zoo ntawm kev ua haujlwm siab, muaj zog ceev, lub neej ntev, kev nyab xeeb kev ua haujlwm zoo, tus nqi qis tus kheej thiab tsis muaj kev nco.
Roj teeb yam ntxwv
Sab laug ntawm lub lithium hlau phosphate roj teeb yog ib qho zoo electrode tsim los ntawm cov khoom siv olivine LiFePO4, uas txuas nrog lub roj teeb zoo ntawm cov ntawv ci txhuas.Ntawm sab xis yog qhov tsis zoo electrode ntawm lub roj teeb uas muaj cov pa roj carbon (graphite), uas txuas nrog lub roj teeb tsis zoo ntawm cov ntawv ci tooj liab.Nyob rau hauv nruab nrab yog ib tug polymer separator, uas cais qhov zoo electrode los ntawm qhov tsis zoo electrode, thiab lithium ions tuaj yeem dhau los ntawm cov khoom sib cais tab sis cov hluav taws xob tsis tuaj yeem.Sab hauv ntawm lub roj teeb yog ntim nrog electrolyte, thiab lub roj teeb yog hermetically kaw los ntawm ib tug hlau casing.

Cov yam ntxwv ntawm lithium hlau phosphate roj teeb
Lub zog ceev dua

Raws li cov lus ceeb toom, lub zog ceev ntawm lub square aluminium plhaub lithium hlau phosphate roj teeb loj-tsim nyob rau hauv 2018 yog hais txog 160Wh / kg.Xyoo 2019, qee lub tuam txhab roj teeb zoo heev tuaj yeem ua tiav qib 175-180Wh / kg.Lub tshuab nti thiab lub peev xwm tau ua kom loj dua, lossis 185Wh / kg tuaj yeem ua tiav.
kev ruaj ntseg zoo
Lub electrochemical kev ua tau zoo ntawm cov khoom siv cathode ntawm lithium hlau phosphate roj teeb yog qhov ruaj khov, uas txiav txim siab tias nws muaj qhov ruaj khov them thiab tawm platform.Yog li ntawd, cov qauv ntawm lub roj teeb yuav tsis hloov thaum lub sij hawm them nqi thiab tawm, thiab nws yuav tsis hlawv thiab tawg.Nws tseem muaj kev nyab xeeb heev nyob rau hauv cov xwm txheej tshwj xeeb xws li them, nyem, thiab acupuncture.

Lub neej voj voog ntev

Lub neej ntawm 1C lub neej ntawm lithium hlau phosphate roj teeb feem ntau ncav cuag 2,000 zaug, lossis ntau tshaj 3,500 zaug, thaum lub zog cia khoom lag luam xav tau ntau dua 4,000-5,000 zaug, ua kom muaj kev pabcuam lub neej ntawm 8-10 xyoo, uas siab dua 1,000 cycles. ntawm ternary roj teeb.Lub voj voog ntawm lub neej ntev ntawm cov roj ntsha lead-acid yog li 300 zaug.
Muaj daim ntawv thov ntawm lithium hlau phosphate roj teeb

Kev siv lub zog tshiab tsheb kev lag luam

Kuv lub teb chaws "Kev txuag hluav taws xob thiab Kev Txhim Kho Tsheb Tshiab Hluav Taws Xob" qhia tias "tag nrho lub hom phiaj ntawm kuv lub teb chaws txoj kev txhim kho tsheb tshiab yog: los ntawm 2020, kev tsim khoom thiab kev muag khoom ntawm lub zog tshiab tsheb yuav ncav cuag 5 lab units, thiab kuv lub teb chaws. lub zog-txuag thiab tshiab lub zog tsheb kev lag luam nplai yuav nyob rau hauv lub ntiaj teb no.pem hauv ntej kab".Cov roj teeb lithium hlau phosphate tau siv dav hauv cov neeg caij tsheb, cov neeg caij tsheb, tsheb thauj mus los, tsheb hluav taws xob qis, thiab lwm yam vim lawv qhov zoo ntawm kev nyab xeeb zoo thiab tus nqi qis.Kev cuam tshuam los ntawm txoj cai, cov roj teeb ternary tuav lub luag haujlwm tseem ceeb nrog qhov zoo ntawm lub zog ntom ntom, tab sis lithium hlau phosphate roj teeb tseem muaj qhov zoo ntawm cov neeg caij tsheb, tsheb thauj mus los thiab lwm qhov chaw.Nyob rau hauv lub tshav pob ntawm cov neeg nrog caij tsheb, lithium hlau phosphate roj teeb suav txog li 76%, 81%, 78% ntawm 5th, 6th, thiab 7th batch ntawm "Catalogue ntawm Cov Qauv Pom Zoo rau Kev Tshaj Tawm thiab Kev Siv Cov Tsheb Hluav Taws Xob Tshiab" (tom qab no hu ua "Catalogue") hauv 2018. %, tseem tuav cov ntsiab lus tseem ceeb.Nyob rau hauv lub tshav pob ntawm cov tsheb tshwj xeeb, lithium hlau phosphate roj teeb suav txog li 30%, 32%, thiab 40% ntawm 5th, 6th, thiab 7th batch ntawm "Catalogue" hauv 2018, raws li, thiab feem ntau ntawm daim ntawv thov tau maj mam nce. .
Yang Yusheng, tus kws tshaj lij ntawm Tuam Tshoj Academy of Engineering, ntseeg tias kev siv cov roj ntsha lithium hlau phosphate hauv kev lag luam txuas hluav taws xob tsis tuaj yeem txhim kho kev nyab xeeb ntawm tsheb, tab sis kuj txhawb kev lag luam ntawm cov tsheb hluav taws xob txuas ntxiv, tshem tawm cov mileage, kev nyab xeeb, tus nqi, thiab cov nqi ntawm cov tsheb hluav taws xob ntshiab.Kev ntxhov siab txog kev them nyiaj, teeb meem roj teeb tom ntej, thiab lwm yam. Thaum lub sijhawm xyoo 2007 txog 2013, ntau lub tuam txhab tsheb tau tsim cov haujlwm ntawm cov tsheb fais fab txuas ntxiv.

Pib daim ntawv thov ntawm lub hwj chim

Ntxiv nrog rau cov yam ntxwv ntawm lub zog lithium roj teeb, lub roj teeb lithium hlau phosphate tseem muaj peev xwm tso tawm lub zog siab sai sai.Cov roj teeb txhuas-acid yog hloov los ntawm lub zog lithium roj teeb nrog lub zog tsawg dua li ib kilowatt teev, thiab lub tshuab hluav taws xob ib txwm pib thiab lub tshuab hluav taws xob tau hloov los ntawm BSG lub cev muaj zog., tsis tsuas yog muaj kev ua haujlwm ntawm idling start-stop, tab sis kuj muaj lub luag haujlwm ntawm lub cav kaw thiab coasting, coasting thiab braking zog rov qab, acceleration booster thiab hluav taws xob cruise.

Cov ntawv thov hauv kev lag luam cia lub zog

LiFePO4 roj teeb muaj cov txiaj ntsig tshwj xeeb xws li kev ua haujlwm siab, lub zog siab ceev, lub neej ntev lub neej, qis tus kheej tawm tus nqi, tsis muaj kev nco, kev tiv thaiv ib puag ncig ntsuab, thiab lwm yam, thiab txhawb kev nthuav dav, haum rau cov hluav taws xob loj. lub zog cia, nyob rau hauv lub zog tauj dua tshiab fais fab chaw nres tsheb muaj qhov zoo daim ntawv thov kev cia siab nyob rau hauv kev ruaj ntseg daim phiaj kev twb kev txuas ntawm lub hwj chim tsim, hluav taws xob daim phiaj peak tswj, faib fais fab chaw nres tsheb, UPS fais fab mov, thiab thaum muaj xwm ceev fais fab mov systems.
Raws li cov ntaub ntawv tshaj tawm lub zog khaws cia tsis ntev los no tau tshaj tawm los ntawm GTM Research, lub koom haum tshawb fawb thoob ntiaj teb kev lag luam, daim ntawv thov ntawm daim phiaj-sab zog cia cov haujlwm hauv Suav teb xyoo 2018 txuas ntxiv nce kev noj cov roj ntsha lithium hlau phosphate.
Nrog kev nce ntawm lub zog cia kev lag luam, nyob rau xyoo tas los no, qee lub tuam txhab roj teeb hluav taws xob tau siv lub zog cia ua lag luam los qhib kev lag luam tshiab rau cov roj teeb lithium hlau phosphate.Ntawm qhov tod tes, vim muaj cov yam ntxwv ntawm lub neej ntev ntev, kev siv nyab xeeb, muaj peev xwm loj, thiab kev tiv thaiv ib puag ncig ntsuab, lithium hlau phosphate tuaj yeem raug xa mus rau thaj chaw ntawm lub zog cia, uas yuav txuas ntxiv cov nqi saw thiab txhawb kev tsim cov tus qauv kev lag luam tshiab.Ntawm qhov tod tes, lub zog cia khoom txhawb nqa lithium hlau phosphate roj teeb tau dhau los ua qhov kev xaiv tseem ceeb hauv kev ua lag luam.Raws li cov lus ceeb toom, cov roj teeb lithium hlau phosphate tau sim siv rau hauv cov tsheb npav hluav taws xob, hluav taws xob tsheb, cov neeg siv-sab thiab kab sib chaws-sab zaus tswj.
1. Kev tsim hluav taws xob txuas ntxiv dua tshiab xws li cua tshuab hluav taws xob thiab hluav taws xob photovoltaic muaj kev nyab xeeb rau hauv daim phiaj.Lub hauv paus randomness, intermittency thiab volatility ntawm cua fais fab tuag txiav txim siab tias nws loj-scale kev loj hlob yuav inevitably muaj feem xyuam rau kev ruaj ntseg ntawm lub hwj chim system.Nrog rau txoj kev loj hlob sai ntawm kev lag luam cua fais fab, tshwj xeeb tshaj yog feem ntau ntawm cov cua ua liaj ua teb hauv kuv lub teb chaws yog "kev loj hlob hauv nruab nrab thiab kev sib kis mus ntev", cov kab hluav taws xob txuas hluav taws xob ntawm cov cua tshuab loj loj ua rau muaj teeb meem loj rau kev lag luam. kev khiav hauj lwm thiab kev tswj cov kab hluav taws xob loj.
Kev tsim hluav taws xob photovoltaic cuam tshuam los ntawm qhov kub thiab txias, lub hnub ci siv lub teeb thiab huab cua, thiab lub zog hluav taws xob photovoltaic nthuav qhia cov yam ntxwv ntawm kev hloov pauv hloov pauv.kuv lub teb chaws nthuav tawm txoj kev loj hlob ntawm "kev txhim kho kev lag luam, kev siv hluav taws xob tsawg ntawm qhov chaw" thiab "kev loj hlob loj, nruab nrab thiab kev siv hluav taws xob siab", uas tso siab rau cov kev xav tau siab dua rau kev tswj hwm hluav taws xob thiab kev nyab xeeb ntawm cov tshuab hluav taws xob.
Yog li ntawd, cov khoom siv hluav taws xob muaj peev xwm loj tau dhau los ua qhov tseem ceeb hauv kev daws qhov tsis sib xws ntawm kab sib chaws thiab kev tsim hluav taws xob tauj dua tshiab.Lub lithium hlau phosphate roj teeb lub zog cia qhov system muaj cov yam ntxwv ntawm kev hloov pauv sai ntawm kev ua haujlwm, kev ua haujlwm yooj yim, kev ua haujlwm siab, kev nyab xeeb thiab kev tiv thaiv ib puag ncig, thiab muaj zog scalability.Qhov teeb meem ntawm kev tswj hluav taws xob hauv zos, txhim kho kev ntseeg siab ntawm lub zog tauj dua tshiab thiab txhim kho lub zog zoo, kom lub zog tauj dua tshiab tuaj yeem ua lub zog txuas ntxiv thiab ruaj khov.
Nrog rau kev nthuav dav ntxiv ntawm lub peev xwm thiab nplai, thiab kev ua tiav tas mus li ntawm kev siv thev naus laus zis, tus nqi ntawm lub zog cia tshuab yuav raug txo ntxiv.Tom qab kev ntsuam xyuas kev nyab xeeb thiab kev cia siab ntev ntev, lithium hlau phosphate roj teeb lub zog cia cov tshuab yuav tsum tau siv rau hauv lub zog tauj dua tshiab xws li cua zog thiab hluav taws xob photovoltaic.Nws tau siv dav hauv kev ruaj ntseg kab sib txuas ntawm kev tsim hluav taws xob thiab kev txhim kho lub zog zoo.
2 lub hwj chim daim phiaj ncov kev cai.Lub ntsiab txhais tau tias ntawm lub hwj chim daim phiaj peak tswj tau ib txwm tau pumped cia fais fab chaw nres tsheb.Vim hais tias lub twj tso kua mis-storage fais fab yuav tsum tsim kom muaj ob lub reservoir, sab sauv thiab qis reservoirs, uas yog heev txwv nyob rau hauv tej yam kev mob ntawm thaj chaw, nws tsis yooj yim rau tsim nyob rau hauv lub tiaj tiaj, thiab lub cheeb tsam yog loj thiab cov nqi kho mob siab heev.Kev siv cov lithium hlau phosphate roj teeb lub zog cia qhov system los hloov lub twj tso kua mis cia lub zog, kom tiv thaiv lub siab tshaj plaws ntawm lub zog hluav taws xob, tsis txwv los ntawm thaj chaw, xaiv qhov chaw dawb, kev nqis peev tsawg, kev ua haujlwm hauv av, tsis muaj nqi tu, yuav ua lub luag haujlwm tseem ceeb hauv cov txheej txheem ntawm kev tswj hwm lub zog hluav taws xob.
3 Fais fab chaw nres tsheb.Vim yog qhov tsis xws luag ntawm daim phiaj hluav taws xob loj nws tus kheej, nws yog qhov nyuaj los lav qhov zoo, kev ua haujlwm zoo, kev nyab xeeb thiab kev ntseeg tau ntawm cov khoom siv hluav taws xob.Rau cov chaw tseem ceeb thiab kev lag luam, cov khoom siv hluav taws xob dual lossis txawm tias ntau lub zog siv hluav taws xob feem ntau xav tau ua thaub qab thiab tiv thaiv.Lub lithium hlau phosphate roj teeb lub zog cia lub zog tuaj yeem txo lossis zam lub zog hluav taws xob los ntawm cov phiaj xwm tsis ua haujlwm thiab ntau yam xwm txheej npaj txhij txog, thiab ua kom muaj kev nyab xeeb thiab txhim khu kev qha fais fab hauv tsev kho mob, tsev txhab nyiaj, cov chaw hais kom ua thiab tswj, cov chaw ua ntaub ntawv, cov khoom siv tshuaj lom neeg kev lag luam thiab precision. kev lag luam.Ua lub luag haujlwm tseem ceeb.
4 UPS fais fab mov.Kev txhim kho tas mus li thiab nrawm ntawm Tuam Tshoj txoj kev lag luam tau ua rau muaj kev ywj pheej ntawm UPS cov neeg siv hluav taws xob cov kev xav tau, uas tau ua rau muaj kev lag luam ntau thiab ntau lub lag luam kom muaj kev thov tsis tu ncua rau UPS fais fab mov.
Piv nrog rau cov roj ntsha lead-acid, cov roj teeb lithium hlau phosphate muaj qhov zoo ntawm lub neej voj voog ntev, kev nyab xeeb thiab ruaj khov, kev tiv thaiv ib puag ncig ntsuab, thiab tus nqi qis tus kheej.yuav tau siv dav.

Cov ntawv thov hauv lwm qhov chaw

Lithium hlau phosphate roj teeb kuj tau siv dav hauv kev ua tub rog vim lawv lub neej voj voog zoo, kev nyab xeeb, kev ua haujlwm kub thiab lwm yam zoo.Thaum Lub Kaum Hli 10, 2018, lub tuam txhab roj teeb hauv Shandong tau ua kom muaj zog ntawm thawj Qingdao Tub Rog-Civilian Integration Technology Innovation Achievement Exhibition, thiab nthuav tawm cov khoom siv tub rog nrog rau -45 ℃ tub rog ultra-low kub roj teeb.