Selelekela:
Libetri li ka aroloa ka bongata ka mekhahlelo e meraro: libeteri tsa lik'hemik'hale, libeteri tsa 'mele le libeteri tsa baeloji. Libetri tsa lik'hemik'hale ke tsona tse sebelisoang haholo likoloing tsa motlakase.
Betri ea lik'hemik'hale: Betri ea lik'hemik'hale ke sesebelisoa se fetolang matla a lik'hemik'hale ho matla a motlakase ka ho kopana le lik'hemik'hale. E na le li-electrode tse ntle le tse mpe le li-electrolyte.
Betri ea 'mele: Betri ea 'mele e fetola matla a' mele (joalo ka matla a letsatsi le matla a mochini) hore e be matla a motlakase ka liphetoho tsa 'mele.
Sehlopha sa betri ea lik'hemik'hale: Ho ea ka pono ea sebopeho, e ka aroloa ka mekhahlelo e 'meli: libeteri tsa polokelo (ho kenyeletsoa libeteri tsa mantlha le li-betri tsa bobeli) le lisele tsa mafura. Libetri tsa mantlha: li ka sebelisoa hanngoe feela, thepa e sebetsang e ke ke ea fetoloa, ho itšehla thajana ho nyane, ho hanyetsa ka hare ho kholo, 'me matla a ikhethileng a boima le bophahamo bo itseng bo phahame.
Libetri tsa bobeli: li ka tjhajoa le ho lokolloa khafetsa, thepa e sebetsang e ka khutlisetsoa morao, 'me e sebelisoa haholo lisebelisoa tse fapaneng tsa ho tjhaja. Boholo ba mefuta e 'marakeng hajoale e sebelisa libeteri tse nchafalitsoeng ho khanna koloi. Libetri tsa bobeli li arotsoe ka libeteri tsa lead-acid, libeteri tsa nickel-cadmium, libeteri tsa nickel-metal hydride le libeteri tsa lithium ho latela lisebelisoa tse fapaneng tsa electrode tse ntle. Hona joale, lik'hamphani tsa likoloi 'marakeng li sebelisa hahololibeteri tsa lithium, ’me ba ’maloa ba sebelisa libeteri tsa nickel-metal hydride.
Tlhaloso ea betri ea lithium
Betri ea lithiumke betri e sebelisang lithium tšepe kapa lithium alloy e le lintho tse ntle kapa tse mpe tsa electrode le tharollo ea electrolyte e se nang metsi.
Ts'ebetso ea ho tjhaja le ho ntša betri ea lithium haholo-holo e itšetlehile ka motsamao oa lithium ion (Li+) pakeng tsa li-electrode tse ntle le tse mpe. Ha ho tjhaja, li-ion tsa lithium li tlosoa ho tloha ho electrode e ntle 'me li kenngoa ka har'a electrode e mpe ka electrolyte,' me electrode e mpe e sebakeng se nang le lithium; se fapaneng ke 'nete ha u ntša.
Molao-motheo oa electrochemical oa betri ea lithium-ion
Positive electrode reaction formula: LiCoO2 → Li1-xCoO2 + xLi+ + xe-
Foromo e fosahetseng ea electrode: C + xLi+ + xe- → CLix
Libetri tsa lithium-ion li na le matla a mangata a matla, bophelo bo bolelele le sekhahla se tlase sa ho itšehla thajana, 'me li sebelisoa haholo mehalang ea cellular, lilaptop le likoloi tsa motlakase.
Libaka tsa kopo tsalibeteri tsa lithiumli arotsoe haholo ka matla le a seng matla. Libaka tsa matla tsa lisebelisoa tsa betri tsa lithium-ion li kenyelletsa likoloi tsa motlakase, lisebelisoa tsa matla, joalo-joalo; masimo a se nang matla a kenyelletsa lisebelisoa tsa elektroniki tsa bareki le libaka tsa polokelo ea matla, jj.
Ho hlophisoa le ho hlophisoa ha libeteri tsa lithium
Libetri tsa lithium li entsoe haholo ka likarolo tse 'ne: lisebelisoa tse ntle tsa elektrode, lisebelisoa tse mpe tsa li-electrode, li-electrolyte le li-separators tsa betri. Lisebelisoa tse mpe tsa electrode li ama haholo ts'ebetso ea pele le ts'ebetso ea potoloho ea libeteri tsa lithium-ion. Li-electrode tse mpe tsa betri ea lithium li arotsoe haholo ka mekhahlelo e 'meli: lisebelisoa tsa khabone le lisebelisoa tse seng tsa khabone. Sesebelisoa se shebaneng haholo le 'maraka ke lisebelisoa tsa graphite negative electrode har'a lisebelisoa tsa carbon, tseo har'a tsona graphite ea maiketsetso le graphite ea tlhaho li nang le lits'ebetso tse kholo tsa indasteri. Li-electrode tse mpe tse thehiloeng ho silicon ke sepheo sa lipatlisiso tse entsoeng ke baetsi ba li-electrode tse mpe 'me ke e' ngoe ea lisebelisoa tse ncha tse mpe tsa li-electrode tseo ho ka etsahalang hore li sebelisoe ka bongata nakong e tlang.
Libetri tsa lithiumli arotsoe ka libeteri tsa lithium cobalt oxide, libeteri tsa lithium iron phosphate, libeteri tsa ternary, joalo-joalo ho latela lisebelisoa tse ntle tsa electrode;
Ho ea ka mofuta oa sehlahisoa, li arotsoe ka libeteri tse lisekoere, libeteri tsa cylindrical le li-betri-pack tse bonolo;
Ho latela maemo a ts'ebeliso, li ka aroloa ka lisebelisoa tsa elektroniki tsa bareki, polokelo ea matla le libeteri tsa motlakase. Har'a bona, libeteri tsa lithium tsa bareki li sebelisoa haholo-holo lihlahisoa tsa 3C; libeteri tsa polokelo ea matla li sebelisoa haholo polokelong ea matla ka tlung le ho ajoa ka mokhoa o ikemetseng oa polokelo ea matla a matla a letsatsi le phepelo ea matla a moea; libeteri tsa motlakase li sebelisoa haholo likoloing tse fapaneng tsa motlakase, lisebelisoa tsa motlakase le likoloi tse ncha tsa matla.
Qetello
Heltec e tla tsoela pele ho nchafatsa tsebo e tsebahalang ea mahlale mabapi lelibeteri tsa lithium. Haeba u thahasella, u ka e ela hloko. Ka nako e ts'oanang, re u fa lipakete tsa betri tsa lithium tsa boleng bo holimo hore u ka li reka le ho fana ka lits'ebeletso tse ikhethileng ho fihlela litlhoko tsa hau.
Heltec Energy ke molekane oa hau eo u mo tšepang mosebetsing oa ho etsa li-betri pack. Ka ho tsepamisa maikutlo a rona a sa feleng lipatlisisong le nts'etsopele, hammoho le lisebelisoa tsa rona tse felletseng tsa lisebelisoa tsa betri, re fana ka tharollo ea sebaka se le seng ho fihlela litlhoko tse tsoelang pele tsa indasteri. Boitlamo ba rona ba bokhabane, litharollo tse lokiselitsoeng, le litšebelisano tse matla tsa bareki li re etsa khetho ea mantlha bakeng sa baetsi le barekisi ba lipakete tsa betri lefatšeng ka bophara.
Haeba u na le lipotso kapa u lakatsa ho tseba haholoanyane, ka kopo u se ke oa tsilatsilafihla ho rona.
Kopo ea Qotsulo:
Jacqueline:jacqueline@heltec-bms.com/ +86 185 8375 6538
Sucre:sucre@heltec-bms.com/ +86 136 8844 2313
Nancy:nancy@heltec-bms.com/ +86 184 8223 7713
Nako ea poso: Sep-18-2024