Kungani amabhethri e-lithium engakwazi ukusebenza emazingeni okushisa aphansi?

Iyini i-lithium crystal ebhethri ye-lithium?

Uma ibhethri ye-lithium-ion ishajwa, i-Li+ iyahlukaniswa isuka ku-electrode ephozithivu futhi ixhunywe ku-electrode engemihle;kodwa lapho izimo ezithile ezingavamile: njengesikhala esinganele se-lithium intercalation ku-electrode engalungile, ukumelana kakhulu nokuhlangana kwe-Li+ ku-electrode engalungile, i-Li+ de-intercalates isuka ku-electrode ephozithivu ngokushesha kakhulu, kodwa ayikwazi ukuhlangana ngenani elifanayo.Lapho kwenzeka izinto ezingavamile ezifana ne-electrode negative, i-Li+ engakwazi ukushumeka ku-electrode eyinegethivu ingathola kuphela ama-electron phezu kwe-electrode engeyinhle, ngaleyo ndlela yakhe into yensimbi emhlophe esiliva ye-lithium, evame ukubizwa ngokuthi imvula ye-lithium. amakristalu.Ukuhlaziywa kwe-lithium akunciphisi kuphela ukusebenza kwebhethri, kufinyeza kakhulu impilo yomjikelezo, kodwa futhi kukhawulela umthamo wokushaja okusheshayo webhethri, futhi kungase kubangele imiphumela eyinhlekelele njengokusha nokuqhuma.Esinye sezizathu ezibalulekile eziholela emvula ye-lithium crystallization izinga lokushisa lebhethri.Uma ibhethri lihanjiswa ngebhayisikili ezingeni lokushisa eliphansi, ukusabela kwecrystallization kwemvula ye-lithium kunesilinganiso sokusabela esikhulu kunenqubo ye-lithium intercalation.I-electrode engeyinhle ijwayele kakhulu ukuna ngaphansi kwezimo ezisezingeni eliphansi lokushisa.I-Lithium crystallization reaction.

Indlela yokuxazulula inkinga ukuthi ibhethri ye-lithium ayikwazi ukusetshenziswa ekushiseni okuphansi

Kudingeka ukuklama iuhlelo oluhlakaniphile lokulawula izinga lokushisa kwebhethri.Uma izinga lokushisa le-ambient liphansi kakhulu, ibhethri liyashisisa, futhi lapho izinga lokushisa lebhethri lifinyelela ebangeni lokusebenza kwebhethri, ukushisisa kuyamiswa.


Isikhathi sokuthumela: Jun-19-2023