電(dian)子(zi)扇(shan)(shan)馬達電(dian)機(ji)電(dian)子(zi)風扇(shan)(shan)的工(gong)作原理是(shi)汽車電(dian)子(zi)風扇(shan)(shan)由恒溫(wen)器(qi)控(kong)(kong)制。當(dang)水溫(wen)上升到上限時,溫(wen)控(kong)(kong)器(qi)接通電(dian)源,風扇(shan)(shan)開(kai)始工(gong)作。當(dang)水溫(wen)降至下限時,溫(wen)控(kong)(kong)器(qi)關閉電(dian)源,風扇(shan)(shan)停止(zhi)工(gong)作。功能是(shi)冷卻發動機(ji)水箱。
以(yi)下是電子風扇不轉的原(yuan)因:
1。電(dian)機(ji)潤滑不良,電(dian)風扇不轉(zhuan),安裝扇葉后無(wu)法拖動電(dian)機(ji);
2、電(dian)(dian)機(ji)過熱,電(dian)(dian)機(ji)過熱還(huan)會造成電(dian)(dian)機(ji)負載能(neng)力變(bian)差,電(dian)(dian)機(ji)有效功率變(bian)低,導致無法(fa)驅動負載;
3.當(dang)啟動電容(rong)容(rong)量變小(xiao)(xiao)時,電容(rong)容(rong)量會變小(xiao)(xiao),導(dao)致電機啟動轉矩變小(xiao)(xiao),無法驅動負載;
4.電(dian)(dian)機(ji)使(shi)用(yong)(yong)時(shi)間(jian)過長。電(dian)(dian)風扇(shan)用(yong)(yong)久了,電(dian)(dian)機(ji)會(hui)磨損,電(dian)(dian)機(ji)的軸套也容易燒壞(huai)。如(ru)果長時(shi)間(jian)使(shi)用(yong)(yong)電(dian)(dian)機(ji),電(dian)(dian)機(ji)內阻也會(hui)增大,負(fu)載能力(li)下降,導致無法帶動(dong)扇(shan)葉轉動(dong)。
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