Ka tlhoko ea lefats'e ea matla a macha, matla a macha a fetohile matla a mantlha a lefats'e butle-butle, hammoho le matla a mantlha a China nakong e tlang.Ka nts'etsopele ea mahlale le thekenoloji Chaena, betri ea lithium, e le matla a macha, e atametse bophelo ba People's Daily butle-butle mme e sebelisoa haholoanyane le ho feta.Nakong e tlang, e tla nkela oli sebaka 'me e fane ka liphallelo tse kholo ho nts'etsopele ea moshoelella le ts'ireletso ea tikoloho ea lefats'e.Ka mor'a moo, re etsa kenyelletso ka sehlahisoa sa rona- betri ea lithium eo u ka e tsebang haholoanyane ka lihlahisoa tsa rona.
Lisele tsa rona li fanoa haholo ke SAMSUNG, LG, LISHEN le mefuta e meng e tsebahalang, ka hona, lihlahisoa tsa rona tsa boleng bo holimo ebile li bolokehile.Lisele tsa rona haholo-holo li kenyelletsa 3.85V high pressure lithium cobalt cell, 3.7V lithium cobalt cell, 3.63V ternary lithium cell, 3.2V lithium iron phosphate cell.Libopeho tsa bona ke cylindrical, lisekoere le tse sa tloaelehang le mocheso o sebetsang ka mocheso o tloaelehileng -20 ~ 65 ℃, mocheso o phahameng -20 ~ 80 ℃, mocheso o tlase -40 ~ 65 ℃ le mocheso o pharaletseng -40 ~ 80 ℃.
Ho na le litšebeliso tse tharo tsa betri ea lithium: likoloi tse ncha tsa matla, polokelo ea matla le lisebelisoa tsa elektroniki tsa bareki.Khamphani ea rona ha e hlahise betri ea lithium bakeng sa koloi e ncha ea matla, empa re ka hlahisa betri ea lithium bakeng sa lits'ebeliso tse ling.Ntle le lihlahisoa tsa rona tsa betri tsa lithium tse teng, baenjiniere ba rona ba ka qapa betri ho latela litlhoko kapa litlhoko tsa bareki ba rona.Ho na le phapang pakeng tsa betri ea lithium.Se latelang ke tlhophiso e qaqileng haholoanyane.
Sehlopha sa betri ea lithium
| E arotsoe ka electrolyte morphology | ◆ Mokelikeli oa betri ea lithium ◆ href="javascript:;"Polymer lithium betri |
| E arotsoe ka thepa ea cathode | ◆ Lithium cobaltate betri ◆ Ternary lithium battery ◆ href="javascript:;"Betri ea lithium iron phosphate |
| E khethiloe ho latela domain name | ◆ href="javascript:;"Betri ea polokelo ea matla ◆ href="javascript:;"Matla a betri ◆Betri ea mosebelisi |
| E arotsoe ka ho paka ka ntle | ◆ Aluminium shell lithium betri ◆ khetla ea tšepe lithium betri ◆ Soft pakete lithium betri |
| Ho arola ka foromo | ◆Square betri ◆Cylindrical battery |
Lithium cobaltate ke moloko oa pele oa thepa ea cathode ea khoebo, e fetotsoeng butle-butle le ho ntlafatsoa lilemong tse mashome tsa tsoelo-pele.E ka nkoa e le thepa ea cathode e hōlileng ka ho fetisisa bakeng sa betri ea lithium ion.Lithium cobalt oxide e na le melemo ea sethala se phahameng sa ho ntša metsi, matla a phahameng a phahameng, ts'ebetso e ntle ea libaesekele, mokhoa o bonolo oa ho kopanya joalo-joalo.Lithium cobalt oxide e na le sebaka ka har'a betri e nyane, moo bongata ba bongata bo leng bohlokoa haholo.Lithium cobaltate e ntse e le khetho e ntle ka ho fetisisa bakeng sa betri e nyane ea lithium.
Lithium iron phosphate ke e 'ngoe ea lisebelisoa tsa cathode tse hohelang tlhokomelo e kholo hajoale.Litšobotsi tsa eona tse ka sehloohong ha li na likarolo tse kotsi, theko e tlase, polokeho e ntle, le bophelo ba potoloho ho fihlela makhetlo a 10,000.Litšobotsi tsena li etsa hore thepa ea lithium iron phosphate kapele e be sebaka sa lipatlisiso, 'me betri ea lithium iron phosphate e' nile ea sebelisoa haholo tšimong ea likoloi tsa motlakase.
Ternary material ke lebitso le tloaelehileng la lithium nickel cobalt manganese oxide e nang le sebopeho se ts'oanang haholo le lithium cobalt acid.Boitsebiso bona bo ka leka-lekana le ho laoloa ho ea ka matla a khethehileng, ho tsosolosa, polokeho le litšenyehelo.Keketseho ea litaba tsa nickel e tla eketsa matla a thepa, empa e tla etsa hore ts'ebetso ea potoloho e mpe le ho feta.Ho ba teng ha cobalt ho ka etsa hore sebopeho sa thepa se be se tsitsitseng, empa litaba tse phahameng li tla fokotsa bokhoni.Ho ba teng ha manganese ho ka fokotsa litšenyehelo le ho ntlafatsa ts'ebetso ea polokeho, empa litaba tse phahameng li tla senya sebopeho sa thepa.Ka hona, ke sepheo sa lipatlisiso le nts'etsopele ea lisebelisoa tsa ternary ho fumana kamano e lekanang lipakeng tsa lisebelisoa tse tharo ho ntlafatsa ts'ebetso e felletseng.
Ka kakaretso, lithium cobalt acid e loketse betri e nyane ea lithium, betri ea lithium iron phosphate e bolokehile, e phela nako e telele, ho hanyetsa mocheso o phahameng.Ternary lithium battery e bobebe ka boima ba 'mele, e phahameng ka katleho ea ho tjhaja, ho hanyetsa mocheso o tlaase, kahoo kaofela ha bona ba na le litšobotsi tsa bona.
Lihlahisoa tsa rona li arotsoe ka libaka tsa ts'ebeliso: betri ea polokelo ea matla, betri ea matla le betri ea bareki.
Sebopeho se akaretsang sa betri ea lithium se tšoana, joalokaha ho bontšitsoe setšoantšong se ka tlase.E entsoe ka likarolo tse 'nè: lisebelisoa tse ntle tsa electrode, lisebelisoa tse mpe tsa electrode, diaphragm le electrolyte.Phapang e bonahala haholo ts'ebetsong.
Li-betri tsa lithium-ion tsa bareki li sebelisoa haholo ka mehala ea cellular, likhomphutha tse nkehang, lik'hamera tsa dijithale, lik'hamera tsa dijithale, lisebelisoa tsa motlakase tsa mehala, lintho tsa ho bapala tsa motlakase le lihlahisoa tse ling tsa elektroniki, e leng seo ho thoeng ke "lihlahisoa tsa 3C" lisele tsa betri tsa lithium le li-module, tse ka sehloohong. foromo e arotsoe ka cylindrical, square le soft pack betri.Ka lebaka la tlhokahalo e phahameng ea molumo oa betri ea lithium ea bareki, matla a matla a matla a phahame, lithium cobalt oxide le lisebelisoa tsa ternary e le electrode e ntle.
Betri ea matla le betri ea polokelo ea matla le tsona li na le litlhoko tse fapaneng bakeng sa boima ba matla le likarolo tse ling.Hona joale, lithium iron phosphate le ternary lithium battery li sebelisoa ka betri ea matla le betri ea polokelo ea matla.
| matla a betri | betri ea polokelo ea matla | |
| kopo | E sebelisoa haholo likoloing tsa motlakase, libaesekele tsa motlakase le lisebelisoa tse ling tsa motlakase | E sebelisoa haholo lits'ebeletso tsa tlatsetso ea matla a holimo le khafetsa, khokahano ea grid ea matla e nchafalitsoeng, grid e nyane, C le likarolo tse ling. |
| tlhokeho ya tshebetso | Joalo ka phepelo ea motlakase ea selefouno, e na le litlhoko tse phahameng bakeng sa ho teteka ha matla le matla a matla | Lisebelisoa tse ngata tsa polokelo ea matla ha li hloke ho sisinyeha, kahoo matla a lithium betri ha a na litlhoko tse tobileng bakeng sa matla a matla.Matla a matla: maemo a fapaneng a polokelo ea matla a na le litlhoko tse fapaneng;Mabapi le lisebelisoa tsa betri, tlhokomelo e lokela ho lefshoa ho tekanyo ea ho atolosa, matla a matla, ts'ebetso e ts'oanang ea lisebelisoa tsa electrode, joalo-joalo e le ho phehella bophelo ba nako e telele le litšenyehelo tse tlaase tsa thepa eohle ea polokelo ea matla. |
| bophelo ba potoloho | 1000-2000 linako tse ling | 3500 linako tse ling |
Lihlahisoa tsa rona li arotsoe ka aluminium shell lithium battery, steel shell lithium battery le soft pack lithium battery ka thepa ea ka ntle ea ho paka.
Ha betri ea lithium pakete e bonolo e sebelisa sephutheloana sa filimi ea aluminium-plastiki, betri e bonolo ea lithium ka kakaretso e ke ke ea phatloha maemong a likotsi tsa ts'ireletso, ho phatloha kapa ho phatloha feela.Hoo e ka bang 20% e bobebe ho feta betri ea khetla ea aluminium, 'me e ka ba 5 ~ 10% e phahameng ho feta betri ea khetla ea aluminium.Ntle le moo, pakete e bonolo ea lithium betri e na le khanyetso e tlase ea kahare le bophelo bo bolelele ba potoloho, e loketseng ho nkeha habonolo, e hloka lisebelisoa tse phahameng kapa tse botenya, joalo ka lisebelisoa tsa elektroniki tsa 3C.
Aluminium shell lithium battery e na le matla a khethehileng a phahameng, modulus e khethehileng, ho thatafala ha fracture, matla a mokhathala le botsitso ba ho hanyetsa kutu.Aluminium alloy alloy e na le litšobotsi tse fokolang, tse se nang makenete, motsoako o tsitsitseng ka mocheso o tlase ho feta matla a khoheli a matla a matla a matla a matla a khoheli a fokolang, ho tiea ha moea le mahlaseli a bakoang ke mahlaseli a kotsi ka potlako, kahoo e 'nile ea sebelisoa haholo ho lifofane, lifofane, literene tse lebelo le phahameng. tlhahiso ea mechine, lipalangoang le indasteri ea lik'hemik'hale.
Botsitso ba 'mele le khatello ea khatello ea betri ea lithium ea tšepe e phahame haholo ho feta ea aluminium shell material battery.Kamora hore baqapi ba k'hamphani ea rona ba rale sebopeho se ntlafalitsoeng, sesebelisoa sa polokeho se behiloe kahare ho betri, mme ts'ireletso ea tšepe ea tšepe ea lithium betri e fihlile bophahamong bo bocha.
Ka mor'a kenyelletso e ka holimo, o lokela ho ba le kutloisiso e tebileng ea betri ea rona ea lithium.Re lebeletse hore u ikopanye le rona kapele kamoo ho ka khonehang, re sebelisa matla le ketso ho u bolella hore rea tšepahala, lihlahisoa le litšebeletso tsa rona li tla etsa hore u khotsofale haholo.Ke labalabela ho sebelisana le uena, kea leboha!
Nako ea poso: Dec-05-2022