LiFePO4 Battery

Lifiyamu chitsulo phosphate batire ndi lithiamu-ion batire ntchito lithiamu chitsulo mankwala (LiFePO4) monga zabwino elekitirodi chuma ndi carbon monga negative elekitirodi chuma.
Panthawi yolipiritsa, ma ayoni a lithiamu mu lithiamu chitsulo phosphate amachotsedwa, amasamutsidwa ku electrode yoyipa kudzera mu electrolyte, ndikuphatikizidwa muzinthu zoyipa zama elekitirodi;panthawi imodzimodziyo, ma electron amamasulidwa kuchokera ku electrode yabwino ndikufika ku electrode yolakwika kuchokera kudera lakunja kuti apitirize kukhazikika kwa mankhwala.Panthawi yotulutsa, ma ion a lithiamu amachotsedwa ku electrode yoyipa ndikufika ku electrode yabwino kudzera mu electrolyte.Panthawi imodzimodziyo, electrode yolakwika imatulutsa ma electron ndikufika ku electrode yabwino kuchokera kudera lakunja kuti apereke mphamvu kudziko lakunja.
Mabatire a LiFePO4 ali ndi ubwino wa voteji yogwira ntchito kwambiri, kachulukidwe ka mphamvu zambiri, moyo wautali wozungulira, ntchito yabwino yachitetezo, kutsika kodziletsa komanso kusakumbukira.
Mawonekedwe a Battery
Kumanzere kwa batire ya lithiamu chitsulo mankwala ndi elekitirodi zabwino wopangidwa ndi olivine dongosolo LiFePO4 zakuthupi, amene chikugwirizana ndi elekitirodi zabwino batire ndi zojambulazo zotayidwa.Kumanja ndi electrode negative ya batire wopangidwa ndi carbon (graphite), amene olumikizidwa kwa electrode negative batire ndi zojambulazo zamkuwa.Pakatikati pali cholekanitsa cha polima, chomwe chimalekanitsa electrode yabwino kuchokera ku electrode yoipa, ndipo ma ion a lithiamu amatha kudutsa cholekanitsa koma ma elekitironi sangathe.Mkati mwa batire yodzazidwa ndi electrolyte, ndipo batire ndi hermetically losindikizidwa ndi zitsulo casing.

Mawonekedwe a batri ya lithiamu iron phosphate
Kuchuluka kwa mphamvu zamagetsi

Malinga ndi malipoti, kachulukidwe wamagetsi a square aluminium chipolopolo cha lithiamu iron phosphate batire yopangidwa mu 2018 ndi pafupifupi 160Wh/kg.Mu 2019, ena opanga mabatire abwino kwambiri amatha kufikira 175-180Wh/kg.Ukadaulo wa chip ndi mphamvu zimapangidwa kukhala zazikulu, kapena 185Wh/kg zitha kukwaniritsidwa.
ntchito yabwino yachitetezo
The electrochemical ntchito cathode chuma lifiyamu chitsulo mankwala batire ndi wokhazikika, amene amatsimikiza kuti ali ndi khola nawuza ndi kutulutsa nsanja.Choncho, mawonekedwe a batri sangasinthe panthawi yoyendetsa ndi kutulutsa, ndipo sidzawotcha ndi kuphulika.Akadali otetezeka kwambiri pansi pamikhalidwe yapadera monga kulipiritsa, kufinya, ndi acupuncture.

Moyo wautali wozungulira

Moyo wa 1C wa mabatire a lithiamu iron phosphate nthawi zambiri umafika nthawi 2,000, kapena nthawi zopitilira 3,500, pomwe msika wosungira mphamvu umafunikira nthawi zopitilira 4,000-5,000, kuonetsetsa moyo wautumiki wa zaka 8-10, womwe ndi wapamwamba kuposa kuzungulira 1,000. ya mabatire a ternary.Moyo wozungulira wa mabatire a lead-acid-atali amakhala pafupifupi nthawi 300.
Kugwiritsa ntchito mafakitale kwa batri ya lithiamu iron phosphate

Kugwiritsa ntchito makampani opanga magalimoto atsopano

Dziko langa "Kupulumutsa Mphamvu ndi New Energy Vehicle Industry Development Plan" ikufuna kuti "cholinga chonse cha chitukuko cha magalimoto atsopano a dziko langa ndi: pofika chaka cha 2020, kupanga ndi kugulitsa magalimoto atsopano amagetsi kudzafika mayunitsi 5 miliyoni, ndipo dziko langa lidzakhala lopanda mphamvu. zopulumutsa mphamvu ndi mphamvu zatsopano magalimoto makampani sikelo adzakhala pa dziko.kutsogolo”.Mabatire a Lithium iron phosphate amagwiritsidwa ntchito kwambiri m'magalimoto onyamula anthu, magalimoto oyendetsa galimoto, magalimoto oyendetsa galimoto, magalimoto amagetsi otsika kwambiri, ndi zina zotero chifukwa cha ubwino wawo wa chitetezo chabwino ndi mtengo wotsika.Motsogozedwa ndi mfundo, mabatire a ternary amakhala pamalo apamwamba ndi mwayi wochulukira mphamvu, koma mabatire a lithiamu iron phosphate akadali ndi maubwino osasinthika m'magalimoto onyamula anthu, magalimoto onyamula katundu ndi magawo ena.M'magalimoto onyamula anthu, mabatire a lithiamu iron phosphate amakhala pafupifupi 76%, 81%, 78% yamagulu 5, 6, ndi 7 a "Catalogue of Recommended Models for Promotion and Application of New Energy Vehicles" (panopa amatchedwa "Catalogue") mu 2018. %, akusungabe ambiri.Pankhani yamagalimoto apadera, mabatire a lithiamu iron phosphate amakhala pafupifupi 30%, 32%, ndi 40% yamagulu a 5, 6, ndi 7 a "Catalogue" mu 2018, motsatana, ndipo kuchuluka kwa ntchito kwawonjezeka pang'onopang'ono. .
Yang Yusheng, academician wa Chinese Academy of Engineering, amakhulupirira kuti kugwiritsa ntchito mabatire a lithiamu chitsulo mankwala pamsika wamagetsi otalikirapo sikungowonjezera chitetezo cha magalimoto, komanso kuthandizira kutsatsa kwa magalimoto amagetsi otalikirapo, kuchotsa mtunda, chitetezo, mtengo, ndi mtengo wa magalimoto opanda magetsi.Nkhawa za kulipiritsa, nkhani zotsatila za batri, ndi zina zotero. Pakati pa 2007 mpaka 2013, makampani ambiri amagalimoto ayambitsa ntchito zamagalimoto amagetsi amagetsi otalikirapo.

Yambani ntchito pa mphamvu

Kuphatikiza pa mawonekedwe a mabatire a lithiamu mphamvu, batire ya lithiamu iron phosphate imakhalanso ndi mphamvu yotulutsa mphamvu zambiri nthawi yomweyo.Batire yachikhalidwe yotsogolera-asidi imasinthidwa ndi batire ya lithiamu yamphamvu yokhala ndi mphamvu zosakwana ola limodzi la kilowatt, ndipo choyambira chachikhalidwe ndi jenereta chimasinthidwa ndi BSG mota., sikuti imakhala ndi ntchito yoyambira kuyimitsa, komanso imakhala ndi ntchito zotsekera injini ndi gombe, kukwera m'mphepete mwa nyanja ndi braking mphamvu kuchira, kuthamangitsa chilimbikitso ndi kuyenda kwamagetsi.

Mapulogalamu pamsika wosungira mphamvu

LiFePO4 batire ali ndi mndandanda wa ubwino wapadera monga mkulu ntchito voteji, mkulu mphamvu kachulukidwe, moyo wautali mkombero, otsika kudzikonda kumaliseche mlingo, palibe tingati kukumbukira, wobiriwira kuteteza chilengedwe, etc., ndipo amathandiza stepless kukula, oyenera lalikulu magetsi. kusungirako mphamvu, m'malo opangira magetsi ongowonjezwdwanso ali ndi chiyembekezo chogwiritsa ntchito bwino pamagawo olumikizana ndi gridi yotetezeka yamagetsi opangira magetsi, malamulo oyendetsera magetsi, malo ogawa magetsi, magetsi a UPS, ndi makina opangira magetsi mwadzidzidzi.
Malinga ndi lipoti laposachedwa losungiramo mphamvu la GTM Research, bungwe lofufuza za msika wapadziko lonse lapansi, kugwiritsa ntchito ma projekiti osungira magetsi ku China mu 2018 kudapitilira kukulitsa kugwiritsa ntchito mabatire a lithiamu iron phosphate.
Ndi kukwera kwa msika wosungira mphamvu, m'zaka zaposachedwa, makampani ena amagetsi amagetsi atumiza bizinesi yosungiramo mphamvu kuti atsegule misika yatsopano yogwiritsira ntchito mabatire a lithiamu iron phosphate.Kumbali imodzi, chifukwa cha makhalidwe a moyo kopitilira muyeso, kugwiritsidwa ntchito motetezeka, mphamvu zazikulu, ndi chitetezo cha chilengedwe chobiriwira, lifiyamu chitsulo phosphate akhoza kusamutsidwa kumunda wa yosungirako mphamvu, zomwe zidzakulitsa unyolo wamtengo wapatali ndikulimbikitsa kukhazikitsidwa kwa mtundu watsopano wabizinesi.Kumbali inayi, makina osungira mphamvu omwe amathandizira batire ya lithiamu iron phosphate akhala chisankho chachikulu pamsika.Malinga ndi malipoti, mabatire a lithiamu iron phosphate ayesedwa kuti agwiritsidwe ntchito m'mabasi amagetsi, magalimoto amagetsi, kuwongolera pafupipafupi kwa ogwiritsa ntchito ndi gululi.
1. Mphamvu zowonjezera mphamvu zowonjezera mphamvu monga mphamvu ya mphepo ndi mphamvu ya photovoltaic imagwirizanitsidwa bwino ndi gridi.Kusakhazikika kwachibadwidwe, kusasunthika komanso kusasunthika kwa kupanga magetsi amphepo kumatsimikizira kuti kukula kwake kwakukulu kudzakhudza kwambiri magwiridwe antchito otetezeka amagetsi.Ndi chitukuko chofulumira cha mafakitale opangira mphamvu zamphepo, makamaka minda yambiri yamphepo m'dziko langa ndi "chitukuko chachikulu chapakati komanso kufalitsa mtunda wautali", magetsi olumikizidwa ndi gridi a minda yayikulu yamphepo amabweretsa zovuta zazikulu kwa kugwira ntchito ndi kuwongolera ma gridi akuluakulu amagetsi.
Mphamvu ya Photovoltaic imakhudzidwa ndi kutentha kozungulira, kuwala kwa dzuwa ndi nyengo, ndipo mphamvu ya photovoltaic imasonyeza zizindikiro za kusinthasintha kwachisawawa.dziko langa likuwonetsa njira yachitukuko ya "chitukuko chokhazikika, kupezeka kwamagetsi otsika" ndi "chitukuko chachikulu, kufikitsa kwamagetsi apakati ndi apamwamba", zomwe zimayika patsogolo zofunikira pakuwongolera nsonga ya gridi yamagetsi ndikugwiritsa ntchito moyenera machitidwe amagetsi.
Chifukwa chake, zinthu zazikulu zosungira mphamvu zamagetsi zakhala chinthu chofunikira kwambiri pothetsa kutsutsana pakati pa gridi ndi kutulutsa mphamvu zongowonjezwdwa.Lifiyamu iron phosphate batire yosungira mphamvu yamagetsi imakhala ndi mawonekedwe akusintha mwachangu kwazinthu zogwirira ntchito, mawonekedwe osinthika ogwirira ntchito, magwiridwe antchito apamwamba, chitetezo ndi chitetezo cha chilengedwe, komanso scalability amphamvu.Vuto lowongolera magetsi amderali, kuwongolera kudalirika kwamagetsi opangira mphamvu zongowonjezwdwa ndikuwongolera mphamvu zamagetsi, kuti mphamvu zongowonjezwdwa zitha kukhala magetsi osatha komanso okhazikika.
Ndi kuwonjezereka kosalekeza kwa mphamvu ndi kukula, ndi kukhwima kosalekeza kwa teknoloji yophatikizika, mtengo wamagetsi osungira mphamvu udzachepetsedwa kwambiri.Pambuyo pakuyesa kwanthawi yayitali kwachitetezo ndi kudalirika, makina osungira magetsi a lithiamu iron phosphate batire akuyembekezeka kugwiritsidwa ntchito mu mphamvu zongowonjezwdwanso monga mphamvu yamphepo ndi mphamvu ya photovoltaic.Zakhala zikugwiritsidwa ntchito kwambiri polumikizana ndi gridi yotetezeka pakupangira mphamvu komanso kuwongolera mphamvu zamagetsi.
2 nsonga za gridi yamagetsi.Njira zazikulu zoyendetsera grid peak regulation nthawi zonse zimakhala malo opangira magetsi opopera.Chifukwa malo opangira magetsi opopera amafunikira kuti amange madamu awiri, madamu akumtunda ndi apansi, omwe amaletsedwa kwambiri chifukwa cha malo, sikophweka kumanga m'dera lachigwa, derali ndi lalikulu komanso mtengo wokonza ndi wokwera.Kugwiritsa ntchito lifiyamu chitsulo mankwala batire mphamvu yosungirako mphamvu m'malo pumped yosungirako magetsi, kuti athane ndi nsonga katundu wa gululi mphamvu, osati malire ndi malo, ufulu malo kusankha, ndalama zochepa, ntchito zochepa nthaka, otsika mtengo kukonza, adzakhala ndi gawo lofunikira pakuwongolera mphamvu zamagetsi.
3 Malo opangira magetsi.Chifukwa cha zolakwika za gridi yaikulu yamagetsi palokha, zimakhala zovuta kutsimikizira ubwino, mphamvu, chitetezo ndi kudalirika kwa magetsi.Kwa mayunitsi ofunikira ndi mabizinesi, magetsi apawiri kapena magetsi angapo nthawi zambiri amafunikira ngati zosunga zobwezeretsera ndi chitetezo.Lifiyamu chitsulo mankwala batire mphamvu yosungirako dongosolo akhoza kuchepetsa kapena kupewa kuzima kwa magetsi chifukwa cha kulephera gululi mphamvu ndi zochitika zosiyanasiyana zosayembekezereka, ndi kuonetsetsa otetezeka ndi odalirika magetsi mu zipatala, mabanki, malamulo ndi kulamulira malo, malo processing deta, mafakitale mankhwala ndi mwatsatanetsatane. mafakitale opanga.Chitani ntchito yofunika.
4 UPS magetsi.Kukula kosalekeza komanso kofulumira kwachuma cha China kwadzetsa kugawikana kwa zosowa za ogwiritsa ntchito magetsi a UPS, zomwe zapangitsa kuti mafakitale ambiri ndi mabizinesi ochulukirapo azifuna nthawi zonse magetsi a UPS.
Poyerekeza ndi mabatire a lead-acid, mabatire a lithiamu iron phosphate ali ndi ubwino wokhala ndi moyo wautali, chitetezo ndi kukhazikika, kuteteza chilengedwe chobiriwira, komanso kutsika kwamadzimadzi.zidzagwiritsidwa ntchito kwambiri.

Mapulogalamu m'madera ena

Mabatire a Lithium iron phosphate amagwiritsidwanso ntchito kwambiri m'gulu lankhondo chifukwa cha moyo wawo wabwino wozungulira, chitetezo, kutsika kwa kutentha ndi maubwino ena.Pa Okutobala 10, 2018, kampani ya mabatire ku Shandong idawoneka bwino pachiwonetsero choyamba cha Qingdao Military-Civilian Integration Technology Innovation Achievement, ndikuwonetsa zida zankhondo kuphatikiza -45 ℃ mabatire ankhondo otsika kwambiri.