Muva nje, kutholakale ukuthi izinga lokushisa lehle kakhulu, futhi ibhethri laligcwele ngemva kokushaja, kodwa laphelelwa amandla ngemva kokulisebenzisa. Kulesi simo, ake sixoxe ngobudlelwano phakathi kwebhethri nezinga lokushisa:
IAmabhethri e-lithium f asetshenziswa ezindaweni eziphansi zokushisa, okungukuthi, ngaphansi kwama-degrees angu-4.℃, isikhathi sesevisi yebhethri sizoncishiswa, futhi amanye amabhethri e-lithium okuqala awakwazi ngisho nokushajwa ezindaweni ezishisa kakhulu. Kodwa ungakhathazeki kakhulu. Lesi yisimo sesikhashana nje, esihlukile ekusetshenzisweni endaweni eshisa kakhulu. Uma izinga lokushisa selikhuphukile, ama-molecule ebhethri azoshiswa, futhi ibhethri lizophinde lithole amandla alo angaphambilini ngokushesha. Uma izinga lokushisa liphakeme, izinga lokunyakaza kwe-anion kanye ne-cation kuseli eliyinhloko lishesha kakhulu, izinga lokuzuza nokulahlekelwa kwama-electron kuma-electrode amabili lishesha kakhulu, futhi amandla kagesi aphezulu.
Ithonya Lokushisa Ekuphikisweni Kwangaphakathi Kwebhethri Endabeni kaIsikali SeloliUbunjiniyela
Uma ukhipha ishaja ekushiseni okumaphakathi okungu-0℃~30℃, ukumelana kwangaphakathi kwebhethri kwehla ngokukhuphuka kwezinga lokushisa. Ngokuphambene nalokho, lapho izinga lokushisa lebhethri lehla, ukumelana kwangaphakathi kwebhethri kuyanda kancane kancane, futhi ukumelana kwangaphakathi kwebhethri kushintsha ngokuhambisana nokushisa. Ngakho-ke, izinga lokushisa lokusebenza lokukhishwa kwebhethri lingaphakathi kwebanga elingu-0℃~30℃. Ukuqhuba kwe-electrolyte kuhle, futhi ijubane lokusabalala kwe-hydrogen ion kanye ne-sulfate ion ku-electrolyte kuya entweni esebenzayo nalo liphezulu. Lokhu akugcini nje ngokuthuthukisa umphumela wokuhlukaniswa kwe-concentration, kodwa futhi kuthuthukisa ijubane lokusabela kwe-electrode, okuthuthukisa kakhulu umthelela we-electron.i-nicukuhlukaniswa kwamakhemikhali, ngakho-ke amandla okukhipha ibhethri ayanda.
Uma izinga lokushisa elizungezile lehla ngaphansi kuka-0℃, ukumelana kwangaphakathi kuzokwanda cishe ngo-15% kuzo zonke i-10℃ukwehla kwezinga lokushisa. Ngenxa yokuthi i-viscosity yesisombululo se-sulfuric acid iba nkulu, ukumelana okuqondile kwesisombululo se-sulfuric acid kuzokwanda, okuzokwenza kube nzima kakhulu umphumela we-electrode polarization. Umthamo webhethri uzoncipha kakhulu.
Ithonya leTi-emperature ivuliweCukuhlukumeza kanyeDiyashaja
Phinda umjikelezo wokukhipha ibhethri kanye nokushaja ibhethri okungaguquki okune-voltage ephansi. Esigabeni sokuqala, izinga lokushisa lebhethri aliphezulu ngenxa yokushisa. Uma umjikelezo wokushaja nokukhipha ibhethri uphindaphindwa, izinga lokushisa le-electrolyte lizoba phezulu kakhulu.
Uma kushajwa ekushiseni okuphansi, ubuningi bamanje okusabalalisa buyancipha kakhulu, kuyilapho ubuningi bamanje okushintshaniswa bungehli kakhulu, ngakho-ke ukuhlukaniswa kokugxila kuyaqina, okuzoholela ekunciphiseni ukusebenza kahle kokushaja. Ngakolunye uhlangothi, ukugcwala kwe-sulfate ye-lead ekhishwe ekugcineni ekushiseni okuphansi kwandisa ukumelana kokushaja kwebhethri nokusabela kokukhipha, ngaleyo ndlela kunciphise ukusebenza kahle kokushaja.
Uma ibhethri lishajwa ngezinga lokushisa elingaphezu kuka-10℃, i-polarization incishisiwe kakhulu, futhi izinga lokuncibilika kanye nokuncibilika kwe-lead sulfate kungathuthukiswa. Ngaphezu kwalokho, izinga lokusabalala komoya-mpilo liyakhula ekushiseni okuphezulu, okuzothuthukisa ukusebenza kahle kokushaja nokukhipha ibhethri ngaphansi kwethonya lalezi zici eziphelele.
Isikhathi sokuthunyelwe: Septhemba 16-2022