充電機的充電原理和充電過程
一、對(dui)于(yu)六(liu)段(duan)式(shi)充(chong)電原(yuan)理及過程如下(xia):
1)預充階段(小電流預充電):充電機設有延時啟動,延時時間為7秒,啟動后首先進入預充階段,充電機先設小電流流為目的是激活電池;
2)大電流階段(恒流充電):預充結束后進入恒流電流充電階段;
3)恒壓階段(恒壓充電):當充電電壓上升到入恒壓充電階段,充電電流逐步減小;
4)小電流階段(涓流充電):當充電電流減小到進入小電流階段,恒流充充電,充電電壓小幅上升;
5)脈沖階段(脈沖充電):當充電電壓上升到進入脈沖充電階段,如果充電電壓鐘未達自動進入脈沖階段,池進行補充和維護;
6)浮(fu)充階(jie)段(浮(fu)充充電(dian)):脈沖(chong)充電(dian)自(zi)動(dong)進(jin)入浮(fu)充階(jie)段,浮(fu)充階(jie)段充電(dian)機(ji)自(zi)動(dong)關機(ji)。
二、對于(yu)三段式充電原(yuan)理及(ji)過程
不論哪種充電(dian)(dian)(dian)機,都必須要(yao)求正確使用(yong)和(he)操作(zuo):充電(dian)(dian)(dian)器(qi)的正確操作(zuo)是:充電(dian)(dian)(dian)時(shi),先插(cha)電(dian)(dian)(dian)池(chi),后(hou)加市(shi)電(dian)(dian)(dian);充足(zu)后(hou),先切斷(duan)市(shi)電(dian)(dian)(dian),后(hou)拔(ba)電(dian)(dian)(dian)池(chi)插(cha)頭(tou)。如果(guo)在(zai)充電(dian)(dian)(dian)時(shi)先拔(ba)電(dian)(dian)(dian)池(chi)插(cha)頭(tou),特(te)別是充電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)大時(shi),非常容易(yi)損壞充電(dian)(dian)(dian)器(qi)。
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