Iyini imbangela yokukhethwa kwebhethri ye-lithium ion yelanga?

2022/04/08

Umbhali :Iflowpower -Umhlinzeki Wesiteshi Samandla Esiphathekayo

Amabhethri e-lithium-ion angcolile kunamabhethri e-lead-asidi, futhi aluhlaza ngokwendawo ezungezile, sonke siyaqonda ukuthi ibhethri le-asidi yomthofu linokuphila okufushane uma kuqhathaniswa. Nakuba ishibhile, ingase ishintshe kanye ngonyaka, okuzokwandisa kakhulu ukungcoliswa kwemvelo. Ngaphezu kwalokho, ibhethri le-lead-asidi ngokwalo lingcolile kunamabhethri e-lithium ion.

Uma ishintshwa, izodala umonakalo endaweni ezungezile. Amabhethri e-lithium-ion awangcolisiwe, kuyilapho amabhethri e-lead-acid enokungcola komthofu wensimbi enzima. Amabhethri e-lithium-ion ahlakaniphe kakhulu Amabhethri e-lithium-ion anamuhla asehlakaniphe kakhulu, futhi imisebenzi iya ngokuya iphelela.

Ibhethri ye-lithium-ion kuleli thuba ingalungiswa ngokuvumelana nesidingo somsebenzisi, kusetshenziswa ubude, njll. Amabhethri amaningi e-lithium-ion angafakwa ngesistimu yokuphatha ye-BMS, engabheka ibhethri ocingweni ngesikhathi sangempela, futhi ingahlola nomthamo wamanje webhethri. Uma kunesimo esingavamile, izinhlelo ze-BMS zingalungiswa ngokuzenzakalelayo.

Impilo yebhethri ye-lithium-ion ende iphezulu kubhethri le-asidi yomthofu, ngokuvamile ishintsha unyaka owodwa noma emibili. Futhi impilo yesevisi yebhethri ye-lithium-ion isineminyaka engama-35. Ngokuvamile, kungenzeka iminyaka emithathu.

Impilo yomjikelezo webhethri le-lead-acid cishe izikhathi ezingama-300. Futhi ibhethri ye-ion ye-lithium phosphate, impilo ejikelezayo ye-3C ifinyelela izikhathi ezingaphezu kuka-800. Ibhethri ye-lithium-ion iphephe kakhudlwana, akukho mphumela wenkumbulo ibhethri le-lead-acid lingena kalula emanzini, ibhethri ye-lithium-ion akulula ukungena emanzini.

Ngaphezu kwalokho, ibhethri le-lead-asidi linenkumbulo, okusho ukuthi ukushajwa kabusha kuzoba nomthelela wenkumbulo uma kungashajwa ngokugcwele, okuzothinta impilo yebhethri. Futhi ibhethri ye-lithium-ion ayinayo inkumbulo, ingashajwa noma kunini. Lokhu kuvikeleke kakhulu, qiniseka ngokwengeziwe.

I-lithium iron phosphate idlule ekubonweni kokuphepha okuqinile, ngisho nalapho kungqubuzana okumangalisayo, ngeke kube khona ukuqhuma. Ibhethri ye-lithium ion amandla okuminyana okuphezulu kwebhethri ye-lithium ion inomthamo omkhulu wamandla okugcina, afinyelele ku-460-600Wh / kg, okuyizikhathi ezingaba ngu-6-7 zebhethri le-lead-acid. Lokhu kuzoba ngcono endaweni yokugcina ukukhanya komgwaqo welanga.

Ibhethri ye-lithium-ion yesibani solar street izibani zasemgwaqweni ezinezinga eliphezulu lokushisa eliphezulu kakhulu nsuku zonke, zivezwa ngaphandle, ngakho-ke kunendawo yokushisa ephakeme kakhulu. Isiqongo esishisayo sebhethri ye-ion ye-lithium phosphate singaba ngu-350 kuya ku-500 ¡ã C, engasetshenziswa endaweni engu -20 ¡ã C - 60 ¡ã.

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