1. Amandla ebhethriukuminyana
Ukukhuthazela kungenye yezinto ezibaluleke kakhulu ezenziwa ezimotweni zikagesi, futhi indlela yokuthwala amabhethri amaningi endaweni elinganiselwe kuyindlela eqondile yokwandisa i-endurance mileage.Ngakho-ke, inkomba eyinhloko yokuhlola ukusebenza kwebhethri ukuminyana kwamandla ebhethri, okungamandla kagesi aqukethwe ebhethri ngeyunithi ngayinye yesisindo noma ivolumu, ngaphansi kwevolumu efanayo noma isisindo, Lapho ukuphakama kwamandla aphezulu, amandla kagesi amaningi azonikezwa. , futhi lapho ukukhuthazela kuba isikhathi eside uma kuqhathaniswa;Ezingeni elifanayo lamandla, ukuphakama kwamandla ebhethri, kwenza isisindo sebhethri sibe lula.Siyazi ukuthi isisindo sinomthelela omkhulu ekusetshenzisweni kwamandla.Ngakho-ke, kungakhathaliseki ukuthi yikuphi umbono, ukwandisa amandla ebhethri kulingana nokwandisa ukukhuthazela kwemoto.
Kusukela kubuchwepheshe bamanje, ukuminyana kwamandla webhethri ye-lithium ye-ternary ngokuvamile i-200wh / kg, engafinyelela ku-300wh / kg ngokuzayo;Njengamanje, ibhethri ye-lithium iron phosphate ngokuyisisekelo ihamba ku-100 ~ 110wh / kg, kanti abanye bangafinyelela ku-130 ~ 150wh / kg.I-BYD ikhiphe isizukulwane esisha sebhethri ye-lithium iron phosphate “blade battery” ngesikhathi."Umthamo wamandla athile wevolumu" uphakeme ngo-50% kunebhethri ye-lithium iron phosphate yendabuko, kodwa futhi kunzima ukweqa i-200wh / kg.
2. Ukumelana nokushisa okuphezulu
Ukuphepha kungenye yezinkinga eziyinhloko zezimoto zikagesi, futhi ukuphepha kwamabhethri kuyinto ehamba phambili yezimoto zikagesi.Ibhethri ye-lithium ye-ternary izwela kakhulu ekushiseni futhi izobola cishe ngamadigri angu-300, kuyilapho impahla ye-lithium iron phosphate ingaba ngu-800 degrees.Ngaphezu kwalokho, ukusabela kwamakhemikhali we-ternary lithium material kunamandla kakhulu, okuzokhulula ama-molecule e-oksijini, futhi i-electrolyte izoshisa ngokushesha ngaphansi kwesenzo sokushisa okuphezulu.Ngakho-ke, izidingo ze-ternary lithium battery zohlelo lwe-BMS ziphezulu kakhulu, futhi idivayisi yokuvikela izinga lokushisa elingaphezulu lokushisa kanye nohlelo lokuphathwa kwebhethri kuyadingeka ukuze kuvikelwe ukuphepha kwebhethri.
3. Ukuvumelana nezimo lokushisa okuphansi
Ukuncipha kwemayela lemoto kagesi ebusika kuyinkinga ekhanda ezinkampanini zezimoto.Ngokuvamile, izinga lokushisa elincane le-lithium iron phosphate alikho ngaphansi kuka-20 ℃, kanti izinga lokushisa elincane le-ternary lithium lingaba ngaphansi kuka-30 ℃.Ngaphansi kwemvelo efanayo yokushisa ephansi, umthamo we-ternary lithium uphakeme kakhulu kunalowo we-lithium iron phosphate.Isibonelo, ekususeni i-20 ° C, ibhethri ye-lithium ye-ternary ingakhulula cishe u-80% womthamo, Ibhethri ye-lithium iron phosphate ingakhulula kuphela cishe u-50% womthamo wayo.Ngaphezu kwalokho, ipulatifomu yokukhipha ibhethri ye-ternary lithium endaweni yokushisa ephansi iphakeme kakhulu kunebhethri ye-lithium iron phosphate, enganikeza ukudlala okukhulu emandleni emoto namandla angcono.
4. Ukusebenza kokushaja
Awukho umehluko osobala phakathi komthamo wokushaja oqhubekayo wamanje / isilinganiso sengqikithi yomthamo webhethri ye-lithium ye-ternary kanye nebhethri ye-lithium iron phosphate lapho ishaja ingekho ngaphezu kuka-10 C. lapho ishaja ngenani elingaphezu kuka-10 C, umthamo wamanje wokushaja / umthamo ophelele isilinganiso sebhethri ye-lithium iron phosphate sincane.Uma sikhulu izinga lokushaja, umehluko osobala kakhulu phakathi komthamo wokushaja oqhubekayo wamanje / isilinganiso senani eliphelele nebhethri lempahla ye-ternary, Lokhu kuhlobene kakhulu noshintsho oluncane lwamandla kagesi we-lithium iron phosphate ku-30% ~ 80% SOC.
5. Ukuphila komjikelezo
Ukunciphisa umthamo webhethri kungenye indawo yobuhlungu bezimoto zikagesi.Inombolo yokushaja okuphelele kanye nemijikelezo yokukhipha yebhethri ye-lithium iron phosphate ingaphezu kuka-3000, kuyilapho impilo yesevisi yebhethri ye-ternary lithium imfushane kunaleyo yebhethri ye-lithium iron phosphate.Uma inani lemijikelezo yokushaja nokukhipha ingaphezulu kuka-2000, ukuncishiswa kuzoqala ukubonakala.
6. Izindleko zokukhiqiza
Izakhi ze-nickel ne-cobalt ezidingekayo kumabhethri e-ternary lithium ziyizinsimbi eziyigugu, kuyilapho amabhethri e-lithium iron phosphate awaqukethe izinto zensimbi eziyigugu, ngakho-ke izindleko zamabhethri e-ternary lithium ziphakeme kakhulu.
Kuphelele: Ibhethri ye-lithium ye-ternary noma ibhethri ye-lithium iron phosphate inezinzuzo zayo kanye nokubi.Njengamanje, banabamele abahlukahlukene.Abakhiqizi baphula imikhawulo yezobuchwepheshe efanele futhi bakhetha kuphela ibhethri lezinto ezihambisanayo ngokuya ngezidingo ezithile
Isikhathi sokuthumela: Jan-20-2022