Njengamanje, ugesi onamandla aphezulu osetshenziswa kakhulu ebhethrini elisebenza kahle kakhulu amabhethri e-lead-acid, enkambisweni yokusebenzisa amabhethri e-lead-acid, ngenxa yezizathu ezahlukahlukene aholela ekushintsheni kwe-circuit, okuthinta ukusetshenziswa kwebhethri lonke. Ngakho-ke ungakuvimbela futhi ubhekane kanjani ne-short circuit yebhethri le-lead-acid?
Ukushaja nokukhipha njalo. Nciphisa amandla okushaja kanye ne-voltage yokushaja, bese uhlola ukuthi umzimba we-valve yokuphepha ubushelelezi yini. Thatha ibhethri le-12V njengesibonelo, uma i-voltage ye-open-circuit inkulu kune-12.5V, kusho ukuthi umthamo wokugcina ibhethri usengaphezu kuka-80%, uma i-voltage ye-open-circuit ingaphansi kwe-12.5V, khona-ke idinga ukushajwa ngokushesha.
Ngaphezu kwalokho, i-voltage ye-open-circuit ingaphansi kuka-12V, okubonisa ukuthi amandla okugcina ibhethri angaphansi kuka-20%, ibhethri alisakwazi ukuqhubeka nokusebenzisa. Ngenxa yokuthi ibhethri lisesimweni se-short-circuit, i-short-circuit yayo ingafinyelela amakhulu ama-ampere. Uma ukuxhumana kwe-short-circuit kuqinile kakhulu, khona-ke i-short-circuit yamanje izoba nkulu, yonke ingxenye yokuxhumana izokhiqiza ukushisa okuningi, ekushiseni kwesixhumanisi esibuthakathaka kuzoba nkulu, kuzoncibilikisa ukuxhumana, ngakho-ke isenzakalo se-short-circuit. Ibhethri lendawo cishe lizokhiqiza amagesi aqhumayo, noma amagesi aqhumayo aqoqwe ngesikhathi sokushaja, ekuxhumekeni kwe-fusion kuzokhiqiza izinhlansi, okuzoholela ekuqhumeni kwebhethri; uma isikhathi se-short-circuit yebhethri sifushane kakhulu noma i-current ingekho nkulu kakhulu, yize ingase ingavusi ukuxhumana kwe-fusion, kodwa isenzakalo se-short-circuit noma ukushisa ngokweqile, sizoxhunywa ku-strip ezungeze i-binder sonakele, kukhona ukuvuza nezinye izingozi zokuphepha ezingaba khona.
Isikhathi sokuthunyelwe: Julayi-12-2023
