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.

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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.

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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

I-LiFePo4 kanye nebhethri ye-Lithium

 


Isikhathi sokuthumela: Jan-20-2022
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