Iyini i-lithium crystal ebhethrini le-lithium?
Uma ibhethri le-lithium-ion lishajwa, i-Li+ iyasuswa ku-electrode elungile bese ihlanganiswa ibe yi-electrode engalungile; kodwa uma ezinye izimo ezingavamile: njengokuntuleka kwesikhala sokuxhumanisa i-lithium ku-electrode engalungile, ukumelana okukhulu kakhulu nokuxhumeka kwe-Li+ ku-electrode engalungile, i-Li+ iyasuswa ku-electrode elungile ngokushesha kakhulu, kodwa ayikwazi ukufakwa ngenani elifanayo. Lapho kuvela ukukhubazeka okufana ne-electrode engalungile, i-Li+ engenakufakwa ku-electrode engalungile ingathola ama-electron kuphela ebusweni be-electrode engalungile, ngaleyo ndlela yakhe i-element ye-lithium yensimbi emhlophe-yesiliva, evame ukubizwa ngokuthi ukushayiswa kwamakristalu e-lithium. Ukuhlaziywa kwe-lithium akugcini nje ngokunciphisa ukusebenza kwebhethri, kufinyeza kakhulu impilo yomjikelezo, kodwa futhi kukhawulela amandla okushaja okusheshayo ebhethri, futhi kungabangela imiphumela emibi njengokushisa nokuqhuma. Esinye sezizathu ezibalulekile eziholela ekushayweni kwe-lithium crystallization izinga lokushisa lebhethri. Lapho ibhethri liqhutshwa ngebhayisikili ekushiseni okuphansi, ukusabela kwe-crystallization kwe-lithium precipitation kunesilinganiso esikhulu sokuphendula kunenqubo yokuxhumanisa i-lithium. I-electrode engemihle ithambekele kakhulu ekutholeni imvula ngaphansi kwezimo zokushisa okuphansi. Ukusabela kwe-lithium crystallization.
Indlela yokuxazulula inkinga yokuthi ibhethri le-lithium alikwazi ukusetshenziswa emazingeni okushisa aphansi
Kudingeka ukuklamauhlelo lokulawula izinga lokushisa lebhethri oluhlakaniphileUma izinga lokushisa elizungezile liphansi kakhulu, ibhethri liyashiswa, futhi uma izinga lokushisa lebhethri lifinyelela ibanga lokusebenza kwebhethri, ukushisa kuyamiswa.
Isikhathi sokuthunyelwe: Juni-19-2023
