LiFePO4 Battery

Iyo lithium iron phosphate bhatiri inonzi lithium-ion bhatiri inoshandisa lithium iron phosphate (LiFePO4) seyakanaka electrode zvinhu uye kabhoni seyakaipa electrode zvinhu.
Munguva yekuchaja, mamwe e-lithium ions ari mu lithiamu iron phosphate anotorwa, anotamirwa kune yakaipa electrode kuburikidza ne electrolyte, uye akaiswa mu negative electrode carbon material;panguva imwecheteyo, ma electrons anosunungurwa kubva kune electrode yakanaka uye anosvika kune electrode yakaipa kubva kudunhu rekunze kuchengetedza kuenzana kwemakemikari anoita.Panguva yekuyerera, lithium ions inotorwa kubva kune yakaipa electrode uye inosvika kune yakanaka electrode kuburikidza ne electrolyte.Panguva imwecheteyo, electrode yakaipa inoburitsa maerekitironi uye inosvika kune yakanaka electrode kubva kudunhu rekunze kuti ipe simba kune kunze kwenyika.
LiFePO4 mabhatiri ane mabhenefiti epamusoro ekushanda voltage, yakakwira simba density, hupenyu hurefu hwekutenderera, kuita kwakanaka kwekuchengetedza, kudzika-kuzviburitsa mwero uye kusarangarira mhedzisiro.
Battery Structural Features
Rutivi rworuboshwe rwe lithium iron phosphate bhatiri i electrode yakanaka inoumbwa ne olivine chimiro LiFePO4 zvinhu, iyo yakabatana kune yakanaka electrode yebhatiri nealuminium foil.Kurudyi kune electrode yakaipa yebhatiri inoumbwa nekabhoni (graphite), iyo yakabatanidzwa kune yakaipa electrode yebhatiri nefoiri yemhangura.Pakati pane polymer separator, iyo inoparadzanisa electrode yakanaka kubva kune electrode isina kunaka, uye lithium ions inogona kupfuura nemuparadzanisa asi maerekitironi haakwanisi.Iyo yemukati yebhatiri yakazadzwa ne electrolyte, uye bhatiri rakavharirwa hermetically nesimbi casing.

Zvimiro zve lithium iron phosphate bhatiri
Higher simba density

Sekureva kwemishumo, iyo simba density ye square aluminium shell lithium iron phosphate bhatiri yakawanda-yakagadzirwa muna 2018 ingangoita 160Wh/kg.Muna 2019, vamwe vagadziri vebhatiri vakanaka vanogona kuwana nhanho ye175-180Wh/kg.Iyo chip tekinoroji uye huwandu hunogadzirwa hwakakura, kana 185Wh/kg inogona kuwanikwa.
kuita zvakanaka kwekuchengetedza
Iyo electrochemical performance ye cathode material ye lithium iron phosphate bhatiri yakagadzikana, iyo inosarudza kuti ine yakagadzikana yekuchaja uye yekuburitsa chikuva.Nokudaro, chimiro chebhatiri hachizoshanduki panguva yekuchaja uye kuburitsa, uye haizopisa uye kuputika.Ichiri yakachengeteka zvakanyanya pasi pemamiriro akakosha akadai sekuchaja, kudzvanya, uye acupuncture.

Hupenyu hurefu hwekutenderera

Iyo 1C kutenderera hupenyu hwelithium iron phosphate mabhatiri kazhinji anosvika zviuru zviviri, kana kutopfuura 3,500 nguva, nepo musika wekuchengetedza simba unoda nguva dzinopfuura 4,000-5,000, kuve nechokwadi chehupenyu hwesevhisi ye8-10 makore, iyo yakakwira kupfuura chiuru chemazana. yemabhatiri eternary.Hupenyu hwekutenderera kwemabhatiri e-lead-asidhi yehupenyu hurefu hunosvika mazana matatu.
Indasitiri kushandiswa kwe lithium iron phosphate bhatiri

Kushandiswa kweindasitiri yemotokari yemagetsi

Nyika yangu "Energy-saving and New Energy Vehicle Industry Development Plan" inokurudzira kuti "chinangwa chese chekusimudzira mota nyowani yenyika ndechekuti: panosvika 2020, kuwedzera kwekugadzirwa uye kutengesa kwemotokari dzemagetsi matsva kuchasvika mamirioni mashanu, uye nyika yangu. simba rekuchengetedza uye nyowani simba mota indasitiri chiyero ichave munyika.kumberi”.Lithium iron phosphate mabhatiri anoshandiswa zvakanyanya mumotokari dzevatakuri, mota dzevafambi, mota dzekutakura zvinhu, mota dzemagetsi dzakaderera, etc. nekuda kwezvakanakira kuchengetedzwa kwakanaka uye mutengo wakaderera.Kufuridzirwa nemutemo, mabhatiri eternary anogara pachinzvimbo chine mukana wehuwandu hwesimba, asi lithium iron phosphate mabhatiri achiri kutora mabhenefiti asingadzoreki mumotokari dzinotakura vanhu, mota dzekutakura uye mamwe minda.Mumunda wemotokari dzinotakura vanhu, mabhatiri e-lithium iron phosphate akaverengera 76%, 81%, 78% ye5, 6, uye 7th mabheti e "Catalogue yeVakakurudzirwa Models yekusimudzira uye Kushandiswa kweNew Energy Vehicles" (zvinotevera. inonzi "Catalogue") muna 2018. %, ichiri kuchengetedza iyo huru.Mumunda wemotokari dzakakosha, mabhatiri e-lithium iron phosphate akaverengera 30%, 32%, uye 40% ye5, 6, uye 7th mabheti e "Catalogue" muna 2018, zvichiteerana, uye chikamu chezvikumbiro chakawedzera zvishoma nezvishoma. .
Yang Yusheng, mudzidzi weChinese Academy yeUinjiniya, anotenda kuti kushandiswa kwemabhatiri e-lithium iron phosphate mumusika wemotokari dzemagetsi akareba hakungonatsiridza kuchengetedzeka kwemotokari chete, asi zvakare kutsigira kushambadzira kwemotokari dzemagetsi dzakarebesa. kubvisa mileage, kuchengeteka, mutengo, uye mutengo wemotokari dzemagetsi dzakachena.Kuzvidya mwoyo pamusoro pekuchaja, nyaya dzinotevera dzebhatiri, etc. Munguva kubva 2007 kusvika 2013, makambani emotokari akawanda akatanga mapurojekiti emagetsi akareba-akachena emagetsi.

Tanga application pane simba

Kuwedzera kune hunhu hwesimba lithium mabhatiri, iyo yekutanga lithium iron phosphate bhatiri inewo kugona kuburitsa yakakwira simba ipapo.Iyo yechinyakare lead-asidhi bhatiri inotsiviwa ne simba lithium bhatiri ine simba risingasviki kilowatt awa, uye yechinyakare tangidza mota uye jenareta zvinotsiviwa neBSG mota., kwete chete ine basa rekuita idling kutanga-kumira, asi zvakare ine mabasa ekuvhara injini uye kumahombekombe, kumahombekombe uye braking simba kudzoreredza, acceleration booster uye electric cruise.

Zvishandiso mumusika wekuchengetedza simba

LiFePO4 bhatiri ine akatevedzana akasarudzika mabhenefiti akadai senge yakakwira yekushanda voltage, yakakwira simba density, hupenyu hurefu hwekutenderera, yakaderera-yekuburitsa mwero, hapana ndangariro mhedzisiro, girinhi kuchengetedzwa kwezvakatipoteredza, nezvimwewo, uye inotsigira nhanho yekuwedzera, yakakodzera kune yakakura-yemagetsi magetsi. chengetedzo yemagetsi, mumagetsi emagetsi anovandudzwa ane tarisiro yakanaka yekushandisa muminda yakachengeteka gidhi yekubatanidza yekugadzira magetsi, magetsi grid peak regulation, akagoverwa magetsi zviteshi, UPS magetsi emagetsi, uye emergency magetsi masisitimu.
Zvinoenderana neshumo ichangoburwa yekuchengetedza simba ichangobva kuburitswa neGTM Research, sangano repasi rose rekutsvagisa musika, kushandiswa kwemapurojekiti emagetsi egidhi-divi muChina muna 2018 kwakaramba kuchiwedzera kushandiswa kwemabhatiri e lithium iron phosphate.
Nekusimuka kwemusika wekuchengetedza simba, mumakore achangopfuura, mamwe makambani emagetsi ebhatiri akaisa bhizinesi rekuchengetedza simba kuvhura misika mitsva yekushandisa yelithium iron phosphate mabhatiri.Kune rimwe divi, nekuda kwehunhu hwehurefu-hurefu hwehupenyu, kushandiswa kwakachengeteka, hukuru hukuru, uye girinhi kuchengetedzwa kwezvakatipoteredza, lithium iron phosphate inogona kuendeswa kumunda wekuchengetedza simba, iyo inowedzera kukosha kweketani uye kukurudzira kugadzwa kwe mutsva webhizimisi muenzaniso.Kune rimwe divi, iyo simba rekuchengetedza sisitimu inotsigira lithium iron phosphate bhatiri yave sarudzo huru mumusika.Maererano nemishumo, lithium iron phosphate mabhatiri akaedzwa kushandiswa mumabhazi emagetsi, marori emagetsi, user-side uye grid-side frequency regulation.
1. Renewable simba rekugadzira simba rakadai semhepo yekugadzira simba uye photovoltaic simba rekugadzira yakabatana zvakachengeteka kune grid.Kusarongeka, kupindirana uye kusagadzikana kwekugadzirwa kwesimba remhepo kunotarisisa kuti kukura kwayo kukuru kuchave nekukanganisa kukuru pakushanda kwakachengeteka kwesimba remagetsi.Nekukurumidza kuvandudzwa kweindasitiri yemagetsi emhepo, kunyanya mazhinji emapurazi emhepo munyika yangu "yakakura-yakakura yekusimudzira centralized uye kureba-kufambiswa", iyo grid-yakabatana kugadzirwa kwemagetsi emapurazi makuru emhepo anounza matambudziko akakomba kune kushanda uye kutonga kwemagetsi makuru emagetsi.
Photovoltaic simba rekugadzira rinokanganiswa ne ambient tembiricha, solar light intensity uye mamiriro ekunze, uye photovoltaic simba rekugadzira rinopa hunhu hwekushanduka-shanduka.nyika yangu inopa maitiro ekusimudzira e "decentralized development, low-voltage on-site access" uye "hombe-scale development, medium and high voltage access", iyo inoisa mberi zvinodiwa zvepamusoro pesimba remagetsi peak regulation uye kushanda kwakachengeteka kwemasisitimu emagetsi.
Naizvozvo, hukuru-hukuru hwekuchengetera simba zvigadzirwa zvave chinhu chakakosha mukugadzirisa kupokana pakati pegridi uye renewable simba rekugadzira.Iyo lithium iron phosphate bhatiri simba rekuchengetedza sisitimu ine hunhu hwekukurumidza kutendeuka kwemamiriro ekushanda, inochinjika maitiro ekushanda, kushanda kwepamusoro, kuchengetedza uye kuchengetedza kwezvakatipoteredza, uye yakasimba scalability.Dambudziko rekudzora magetsi emunharaunda, kunatsiridza kuvimbika kwesimba rekugadzira magetsi uye kuvandudza kunaka kwesimba, kuitira kuti simba rinodzokororwa rive rinoenderera uye rakagadzikana magetsi.
Nekuenderera mberi kwekuwedzera kwehukuru uye chiyero, uye kuenderera mberi kwekukura kweiyo yakabatanidzwa tekinoroji, mutengo wesimba rekuchengetedza masisitimu uchawedzera kuderedzwa.Mushure menguva refu yekuchengetedza uye kuvimbika bvunzo, lithium iron phosphate bhatiri simba rekuchengetedza masisitimu inotarisirwa kushandiswa musimba rinodzokororwa senge simba remhepo uye photovoltaic simba rekugadzira.Yakave ichishandiswa zvakanyanya mune yakachengeteka grid yekubatanidza yekugadzira simba uye kuvandudzwa kwesimba remhando.
2 simba grid peak regulation.Nzira huru yemagetsi grid peak regulation yagara iri pombi yekuchengetedza magetsi zviteshi.Nekuda kwekuti pombi-yekuchengetera chiteshi chemagetsi inoda kuvaka madhiramu maviri, ekumusoro neazasi madhirigi, ayo anodzorwa zvakanyanya nemamiriro enzvimbo, haisi nyore kuvaka munzvimbo yakati sandara, uye nzvimbo yacho yakakura uye mutengo wekugadzirisa wakakwira.Iko kushandiswa kwe lithium iron phosphate bhatiri rekuchengetedza simba system kutsiva iyo pumped yekuchengetedza magetsi chiteshi, kutarisana nepamusoro mutoro wegidhi remagetsi, isingaganhurirwe nemamiriro enzvimbo, yemahara saiti kusarudzwa, kushomeka kwekudyara, kushomeka kwekugara kwevhu, kuderera kwekugadzirisa mutengo, ichaita basa rakakosha mukuita kwemagetsi grid peak regulation.
3 Zviteshi zvemagetsi zvakagoverwa.Pamusana pekuremara kwegetsi guru remagetsi pachayo, zvakaoma kuvimbisa hutano, kushanda, kuchengeteka uye kuvimbika zvinodiwa zvemagetsi.Kune akakosha mayuniti uye mabhizinesi, maviri emagetsi emagetsi kana akawanda emagetsi magetsi anowanzo kudiwa se backup nekudzivirira.Iyo lithium iron phosphate bhatiri rekuchengetedza simba system inogona kuderedza kana kudzivirira kubuda kwemagetsi kunokonzerwa nemagetsi grid kutadza uye zviitiko zvakasiyana zvisingatarisirwi, uye kuona yakachengeteka uye yakavimbika magetsi magetsi muzvipatara, mabhangi, kuraira uye kutonga nzvimbo, nzvimbo dzekugadzirisa data, maindasitiri ezvigadzirwa zvemakemikari uye kunyatsojeka. maindasitiri ekugadzira.Ita basa rinokosha.
4 UPS simba rekupa.Kuenderera mberi uye nekukasira kusimukira kwehupfumi hweChina kwakonzera kudzikisirwa kwezvido zvevashandisi vemagetsi eUPS, izvo zvakonzera kuti maindasitiri mazhinji uye mamwe mabhizinesi arambe achidiwa kweUPS magetsi.
Kuenzaniswa nemabhatiri e-lead-acid, mabhatiri e-lithium iron phosphate ane zvakanakira hupenyu hurefu hwekutenderera, kuchengeteka uye kugadzikana, girinhi kuchengetedzwa kwezvakatipoteredza, uye yakaderera yekuzviburitsa mwero.ichashandiswa zvakanyanya.

Zvikumbiro mune mamwe minda

Lithium iron phosphate mabhatiri anoshandiswawo zvakanyanya mumunda wemauto nekuda kwehupenyu hwavo hwakanaka hwekutenderera, kuchengeteka, kuderera kwekushisa kuita uye zvimwe zvakanakira.Musi waGumiguru 10, 2018, kambani yemabhatiri muShandong yakaita kutaridzika kwakasimba pakutanga Qingdao Military-Civilian Integration Technology Innovation Achievement Exhibition, uye yakaratidza zvigadzirwa zvemauto zvinosanganisira -45 ℃ emauto ekupedzisira-akaderera mabhatiri.