Mokhoa oa ho sebetsana le mathata a betri a square lithium ion

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1. Square Battery Basic Structure A square e tloaelehileng ea lithium ion betri, likarolo tse thata tsa sebopeho li kenyelletsa: sekoahelo se ka holimo, ntlo, poleiti e ntle ea electrode, poleiti e mpe ea electrode, diaphragm e entsoeng ka laminated, insulator, kopano ea tšireletso, joalo-joalo. Har&39;a tsona, li-circles tse peli tse khubelu ke mehaho ea tšireletso, lisebelisoa tsa tšireletso tsa NSD acupuncture; Tšireletso ea tefiso e feteletseng ea OSD.

Sesebelisoa sa tšireletso sa Acupuncture (NSD, NAILSAFETYDEVICE). Ena ke bokaholimo ba bokaholimo ba lera la mantlha le tšepe, joalo ka maqephe a koporo. Ha acupuncture e etsahala, maqhubu a maholo a sebakeng sa acupuncture a fokotsa kapele boemo ba sebaka sa yuniti sebakeng se seholo sa li-flakes tsa koporo, tse ka fetisoang ka mokhoa o itseng ke sebaka sa nale, &39;me li fokotsa mocheso oa betri ho tsoa taolong.

Sesebelisoa sa tšireletso sa overcharge (OSD, overchargesafety DEVICE), moralo oa hajoale oa ts&39;ireletso o ka bonoa libeteri tse ngata. Ka kakaretso, letlapa la tšepe le sebelisoa hammoho le FUSE, &39;me FUSE e ka etsoa ho ea ho electrode e ntle hona joale,&39; me khatello e ka hare ho betri e entse hore OSD e hlahise potoloho e khutšoanyane ea ka hare, le hona joale e phahameng ea hona joale, e le hore FUSE e felisoe, kahoo e khaola potoloho ea ka hare ea betri. Ntlo hangata ke khetla ea tšepe kapa khetla ea aluminium, &39;me khetla ea aluminium butle-butle e ile ea fetoha e tloaelehileng le ts&39;ebetso ea&39; maraka ea ho lelekisa matla a matla le tsoelo-pele ea ts&39;ebetso.

2. Square Battery Features Square Battery ke mofuta oa betri ea lithium-ion e khothalletsang matla naheng ea China. Ka 2016, lintlha li bonts&39;itse hore li-cylinders tsa lapeng, mekotla e bonolo, libeteri tsa ion tsa square tsa lithium e ne e le 13.

92 g wh, 21.64GWH, 28.14GWH, e ikarabellang bakeng sa 21.

85%, 33.97%, 44.17%, ka ho latellana.

Libetri tsa sekwere li se li nkiloe hape. Molemo, ts&39;epahalo e kholo ea pakete ea betri; matla a phahameng a tsamaiso ea matla; boima ba &39;mele, boima bo phahameng ba matla; sebopeho se bonolo haholoanyane, se batlang se le bonolo, hajoale se ntse se eketsa sekhahla sa matla ka ho eketsa matla a yuniti; Sistimi e batla e le bonolo, e etsa hore ho khonehe ho beha leihlo e le &39;ngoe ea li-monomers; melemo e meng ea tsamaiso e mpa e tlisa botsitso bo batlang bo le molemo. Mefokolo, hobane lisekoere betri ea lithium ion e ka etsoa ho latela boholo ba sehlahisoa, ho na le mehlala e likete &39;marakeng,&39; me hobane ho na le mehlala e mengata haholo, mokhoa ona o thata ho o kopanya; boemo ba ho sebetsa ha bo phahameng, phapang ea monomer E kholoanyane, ka tšebeliso e kholo, ho na le bothata ba hore bophelo ba tsamaiso bo tlase haholo ho feta bophelo bo le bong ba bophelo.

Ha ke bua mona, ha ke khone ho bua ka July 2017, tekanyetso ea tlhahiso ea naha "GB / T34013-2017 koloi ea motlakase" GB / T34013-2017, "Dimensional Size", bakeng sa betri ea lisekoere, letoto la 8, bakeng sa libeteri tsa lisekoere, 8 letoto la Size, joalokaha ho bontšitsoe ka tlase le ka tlase. Ka boeena, tataisa boholo ba betri, e ka &39;na ea se ke ea e-ba le phello e ikhethang ka nako e khutšoanyane,&39; me esita le batho ba bang ba nahana hore nako ena e fana ka maikutlo a laelang, e tla tlama nts&39;etsopele ea indasteri, &39;me e fetole boholo ba sehlahisoa, betri e entsoe ka mochine, eseng feela Ke bothata ba ho sebelisa hlobo, e amang haholo. Empa joalo ka maemo a khothaletso, ha feela ho khonahala ho lokisa matla a macha a ts&39;ebetso le moetsi oa mohala oa tlhahiso, ka mokhoa o ke keng oa qojoa ho fihlela letoto la litlhaloso ho nts&39;etsapele lintlha.

Ho tsitsa ha betri le li-module ke motheo oa ho hlokomela ts&39;ebeliso ea lere e le kannete. Ha e le tsela ea theknoloji, ho ka &39;na ha e-ba le ho pholletsa le bokamoso, ha e le hantle, ha e ame boiteko ba ho fetela pele ho lipakane tse bonahalang pele u tšela. 3, hoa hlokahala ho bona mefuta e &39;meli pele ho moetsi, tlhahiso ea bohlokoa ea malapeng e teng mona.

Mohloli: Battery ea Dynamic Lithium Ion Sebelisa Lefapha la Lipatlisiso la Lekala ho hlophisa linaha tsa linaheng tse ling Samsung SDI, thepa e ntle ea electrode e amoheloa ka thata NCA le NCM, khetla ea aluminium ea lisekoere. Nyeoe e tsebahalang ea BMW I3. Square battery monomer e hlahisoang ke Samsung website ya semmuso.

Lihlahisoa li kenyelletsa matla a matla a BEV (motlakase o hloekileng) 60AH, betri ea 94AH; PHEV (plug-in e tsoakiloeng koloi ea motlakase) 26AH, 37AH betri (26ah butle-butle e tla nkeloa sebaka ke 37ah); HEV (koloi ea motlakase e tsoakiloeng) 5.2ah, betri ea 5.9ah; Betri e matla haholo (4.

0ah, 11ah), kakaretso ea lihlopha tse 4. 4. Tloaelehileng square battery module Palo e latelang ke Mitsubishi 2011 I-MIEV battery module, PCB board e bokella Cell voltage, mocheso, &39;me ka bobeli liphele ka liboutu.

CELL ke mokhoa o atileng haholo oa BUSBAR le mokhoa oa ho hokela bolt. E latelang ke 2012my Toyota Pres Phev betri module, ho sebelisa marapo (bona marapo ena ho bona marapo ana, ho ikutloa ho le thata haholo, ho na le likotsi tse patehileng) ho bokella tlhahisoleseding ea Cell, empa hape le mokhoa oa ho hokahanya ha liboutu, Leha ho le joalo, tse ling tsa lamunu tse ncha li sirelelitsoe. Ka tlase ke mochini oa betri oa 2014my Volkswagen Jetta HEV, &39;me u fate mojule ka likotoana tse peli tsa lehlakore,&39; me lehlakore le kantle la poleiti ea ho qetela le kentsoe.

Volkswagen EGOLF2015MY betri module, moralo oa poleiti ea ho qetela o batla o ruile, &39;me ho lahleheloa ke boima ba&39; mele ho kopana le tlhokahalo ea matla a mohaho, empa hape ho finyella tlhokahalo ea kopano, ho sebelisa boto ea PCB ho bokella lintlha tsa CELL, mochine o lokela ho tlohela motsoako o tlaase oa khatello (hona joale o sebelisa Mojule ka tsela ena ke ho feta le ho feta). Setšoantšo se ka tlase ke sets&39;oants&39;o sa mohopolo oa moralo oa Audi 2014, mohopolo oa moralo oa boto e ts&39;oanang ea metsi a batang, ho tloha &39;mapeng oa ho phatloha, meaho e meng ea ka hare e ka bonoang kaholimo. BMW I3, e sebelisa Samsung SDI square battery.

Ho na le li-module tse 8 ka har&39;a betri. Mojule ka mong o na le lihlopha tse 12. Kakaretso ea lisele tse 96 li hokahane ka letoto, &39;me pheletso ea betri ea 183km e sebelisa betri ea 94AH, joalo ka ha ho bonts&39;itsoe ka tlase.

(Tlhaloso, setšoantšo se ka tlase ha se mofuta oa morao-rao oa tšōmo, video e phallang Inthaneteng e bontša hore phetolelo ea morao-rao ea lebokose la Pack e fapane le ea pele. Aluminium welding mode housing, four-angle e kentse ka tsela e tsitsitseng lebokoseng la PACK, mohaho o bonolo, o leng molemo bakeng sa tlhahiso ea likoloi. Lisele tse lisekoere li etsa bokhoni, lisele tsa cylindrical tse amanang, le lithibelo tse fokolang ts&39;ebetsong ea ho phahamisa matla.

Leha ho le joalo, ka molumo o mocha oa monoma, ho &39;nile ha e-ba le mathata a mang, a kang bokaholimo ba lehlakore, bokaholimo bo matla,&39; me mocheso oa mocheso o thata &39;me ho se lekane hoa eketseha. 5, mathata a tloaelehileng a betri ea lisekoere le karabelo mathateng a ho bulging ka lehlakore Ho na le khatello e itseng betereng e kahare ts&39;ebetsong ea ho tjhaja le ho e ntša (0.3 ~ 0.

6 MPa), tlas&39;a khatello e tšoanang, sebaka sa matla se seholo, betri Ho senyeha ho matla le ho feta ha lebota la khetla. Mohloli o tiileng o bakoang ke ho atolosoa ha betri o thehoa nakong ea ho theha SEI. Ha khase e thehoa, khatello ea moea ka har&39;a betri ea eketseha.

Hobane sebopeho sa polane ea lisekoere tsa betri se futsanehile, ho senyeha ha matlo ho bakoa; li-electrode material lattice parameters li fetoha, ho fella ka Katoloso ea li-electrode, matla a ho atolosa li-electrode a sebelisoa ka tlung, ho fella ka deformation ea matlo a betri; ha mocheso o phahameng oa polokelo, tekanyo e nyenyane ea tlhahlobo ea electro-hydraulic le ho eketseha ha mocheso phello khatello ea khase, ho fella ka deformation ea matlo a betri. Katoloso ea matlo e bakoang ke liprothokholo tse tharo tse ka holimo ke tšimoloho ea bohlokoa ka ho fetisisa. Bothata bo bongata ba libeteri tsa lisekoere ke bothata bo atileng, haholo-holo betri ea lithium-ion ea boholo bo boholo bo tebile ho feta.

Ho phatloha ha betri ho ka baka khanyetso e ncha ea ka hare ea betri, &39;me ho senyeha ha motlakase oa motlakase oa sebakeng seo kapa esita le matlo a robehile, a amang ts&39;ireletso ea betri ka ho teba. Bophelo bo chitja. Zhang Chao e fanoa ke batho, ba sebelisa mehaho e menyenyane, ba matlafatsa matla a matlo; e ntlafatsa li-angles tse peli tsa tlhophiso, &39;me e sebetsana le mathata a sekwere sa betri.

Ntlafatsa matla a matlo, rala ntlo ea polane ea mantlha hore e be sebopeho se ntlafalitsoeng, &39;me u bone phello ea moralo o ntlafalitsoeng oa ntlo ka mokhoa oa ho hatella ntlo, ho latela mokhoa o fapaneng o tsitsitseng (tataiso e tsitsitseng ea longitudinal le tataiso e sa fetoheng ea bophara), Karolo. Tšebeliso ea meaho e ntlafalitsoeng e ka bonoa. Ho nka boemo bo tsitsitseng ba bophara joalo ka mohlala, tlasa 0.

Khatello ea 3 MPa, palo ea deformation ea mohaho o ntlafetseng ke 3.2mm, &39;me palo ea deformation ea matlo ntle le mohaho o matlafatsang e fihla ho 4.1 mm,&39; me deformation e fokotsehile ka 20%.

Maemo a tsitsitseng a bophara: Khatello tlas&39;a ho lokisa bolelele: Ntlafatsa tlhophiso ea lisele tsa motlakase ho module, bafuputsi ba bapisa litokisetso tse peli, joalokaha ho bontšitsoe ka tlase, palo ea deformation e bontšitsoe tafoleng e ka tlase. Papiso, ho fumaneha hore tataiso ea botenya ea tlhophiso ea II e arotsoe ka tlhophiso ea tlhophiso. Ts&39;ebetso e kholo ea lisekoere tsa betri ea mocheso oa mocheso Kaha boholo ba monoma, mocheso oa mocheso oa mocheso oa betri o ntse o eketseha ka nako e telele, mokhoa o etsoang, &39;me sebopeho se ntse se eketseha, e le hore ho be thata ho senya mocheso, le ho li-monomers Bothata ba ho arola mocheso o sa lekaneng o ntse o hlakisoa.

Wu Weixiong et al. E entse boithuto, &39;me teko e ile ea sebelisoa ho sebelisa betri ea lithium-ion e nang le 3.2V / 12AH.

Motheo o bontšoa ho Lethathamo la 1. Sesebelisoa sa tjhaja ea betri ke Xinwei CT-3001W-50V120Antf. Mocheso o teng ke 31 ° C, mocheso oa mocheso ke pholileng ea moea, &39;me phetoho ea mocheso oa betri e tlalehoa ka sesebelisoa sa ho hlahloba mocheso.

Mohato oa teko: 1) Khatello, tjhaja betri ho betri e nang le 12A hona joale ho ea ho tjhaja cutoff voltage 3.65V stop hona joale 1.8a; 2) Oa tšoara, ebe oe emisa hora ea 1 ho tsitsisa betri; 3) Ts&39;ebetso e sa khaotseng ea hona joale, ho tsoa ka ho holisoa ho fapaneng Ho ea ho 2V ea discharge cutoff voltage.

Har&39;a bona, ho hōlisa ho lokolloa ho behiloe ho 1C, 2C, 3C, 4C, 5C, 6C, ka ho latellana. Joalokaha ho bontšitsoe setšoantšong se ka tlase, mocheso o fetoha ka holim&39;a betri ka li-ratin tse fapaneng tsa ho lahla, ho ka bonoa hore mocheso o ntse o eketseha, mocheso o ntse o eketseha, &39;me mocheso o phahameng ka ho fetisisa o lumellanang le tekanyo e&39; ngoe le e &39;ngoe ea ho tsoa ke 38.1, 48.

3, 56.7, ka ho latellana. 64.

4, 72.2, 76.9 ° C.

Ha 3C magnification e lokolloa, mocheso o phahameng o feta 50 ° C. Ha 6C, mocheso o fihla ho 76.9 ° C le ho feta 50 ° C bakeng sa 470 s, e leng karolo ea bobeli ho tse tharo ea ts&39;ebetso eohle ea ho lahla, e leng ntho e mpe haholo mabapi le polokeho ea betri e ntse e tsoela pele.

Thepa ea phetoho ea karolo e sebelisoa e le mokhoa oa ho futhumatsa mocheso, o khomaretsoeng holim&39;a betri ea monomer, &39;me phello ea ho senya mocheso e ntlafatsoa haholo. Papiso ea ho phahama ha mocheso ka mor&39;a ts&39;ebeliso ea thepa ea thermally conductive e bontšitsoe setšoantšong se ka tlase: Ho phaella moo, ho boetse ho na le mokhoa oa ho kopanya thepa ea thermally conductive le metsi a pholileng, ho lumella tsamaiso ea metsi hore e fetise mocheso oa thepa ea mocheso ho ea ka ntle ho tsamaiso, &39;me sebopeho se tjena: lithium Ion betri tsamaiso, e amanang le ho lahleheloa ke mocheso o mong le o mong o khona ho laola mocheso o mong le o mong. voltage, hona joale, joalo-joalo), joalo, leha ho se na mofuta o mocha oa ts&39;ebetso e theko e tlase.

Sensor e tla khonahala, &39;me temoso le ho lahla mocheso o sa laoleheng ho tla khoneha. Ho na le tse fokolang ka har&39;a sistimi, e lokelang ho ba e &39;ngoe ea tlholisano ea bohlokoa ea libeteri tsa lisekoere.