Ua rau muaj roj teeb Internal Resistance
Mar 24, 2026
1. Roj teeb degradation
Raws li lub roj teeb siv dhau sijhawm, cov tshuaj lom neeg tshwm sim hauv maj mam haus cov khoom siv, txo cov roj teeb lub peev xwm. Tib lub sijhawm, cov khoom sib cais thiab cov khoom siv electrolyte nyob rau hauv lub roj teeb kuj muaj hnub nyoog nrog lub sijhawm, ua rau muaj kev nce ntxiv hauv kev ua haujlwm sab hauv.
2. Sulfation
Thaum lub sijhawm them lub roj teeb, yog tias qhov them tam sim no tshaj qhov tsim nyog lossis lub voj voog them ntev dhau lawm, sulfate tuaj yeem tsim rau ntawm qhov zoo ntawm cov phaj electrode. Cov sulfate deposits nyob rau hauv lub electrode, txo nws cov hauj lwm zoo cheeb tsam thiab ntxiv ua rau lub internal kuj.
3. Ib puag ncig kub hloov pauv
Ob qho tib si siab thiab qis kub ua rau muaj kev cuam tshuam rau lub roj teeb sab hauv. Nyob rau hauv siab - qhov kub thiab txias, viscosity ntawm electrolyte nce; nyob rau hauv qis- qhov kub thiab txias, qhov tsis kam ntawm electrolyte nws tus kheej nce. Ob qho xwm txheej ua rau muaj kev nce ntxiv hauv kev tawm tsam sab hauv.
4. Moisture Poob
Cov roj teeb maj mam poob noo noo thaum siv ib txwm. Qhov no tsis tsuas yog ua kom muaj kev tiv thaiv sab hauv tab sis kuj cuam tshuam tsis zoo rau kev them nqi / tso tawm kev ua haujlwm thiab kev pabcuam tag nrho lub neej.
5. Kev kis kab mob
Cov roj teeb tuaj yeem raug cov khoom paug xws li cov khoom siv hlau thiab cov khoom tsis huv thaum siv. Thaum cov kab mob no ua raws li cov electrodes, lawv txo qhov zoo ntawm electrode cheeb tsam, yog li ua rau muaj kev tiv thaiv sab hauv.
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