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Mawallafi: Iflowpower -Mai Bayar da Tashar Wutar Lantarki
Akwai al'amura guda biyu a cikin aiwatar da caji da fitarwa: ɗaya. Yin caji da yawa da ke haifar da ƙarin caji na iya haifar da duk atom ɗin lithium a cikin ingantaccen kayan lantarki don shigar da kayan lantarki mara kyau, yana haifar da ingantaccen grid na polarized ya rushe, wanda kuma shine madaidaicin tushen batirin lithium-ion. A yayin wannan tsari, ion lithium na gurɓataccen lantarki yana ƙaruwa, kuma yawan tarawa yana ba da damar atom ɗin lithium ya zama crystallized, ta yadda baturin ya yi kumbura.
biyu. A cikin cajin farko da aikin fitarwa na baturin lithium-ion na ruwa, kayan lantarki yana amsawa akan ƙayyadaddun lokaci mai ƙarfi yayin cajin farko da fitar da baturin lithium ion ruwa, kuma yana samar da layin wucewa wanda aka taɓa shi. saman kayan lantarki. The kafa passivation Layer fim iya yadda ya kamata hana nassi na electrolyte kwayoyin, amma Li + za a iya da yardar kaina saka da disengaged da passivation Layer, kuma yana da halaye na m electrolyte, don haka wannan Layer na passivation fim ake magana a kai a matsayin m m. electrolyte dubawa mask.
(SolideElectrolyteinterface), wanda ake kira SEI. Fim ɗin SEI zai kare kayan lantarki mara kyau, don haka tsarin kayan ba shi da sauƙi a rushewa, kuma za'a iya ƙara rayuwar sake zagayowar kayan lantarki. Fim ɗin SEI ba na dindindin ba ne, za a sami ɗan canji a cikin cajin da tsarin fitarwa, kuma ya zama dole don canza canje-canje a cikin wasu kwayoyin halitta.
Bayan da baturi ya wuce kima, fim din SEI yana faruwa a sake dawowa don karya zobe, kuma lalata SEI na kayan lantarki mara kyau ya sa kayan lantarki mara kyau ya rushe, don haka ya zama babban abin mamaki.
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