電(dian)(dian)子(zi)扇馬(ma)達電(dian)(dian)機電(dian)(dian)子(zi)風扇的工作原理是(shi)汽車(che)電(dian)(dian)子(zi)風扇由(you)恒(heng)溫(wen)(wen)器控制。當水溫(wen)(wen)上升到(dao)上限時(shi)(shi),溫(wen)(wen)控器接通(tong)電(dian)(dian)源,風扇開始工作。當水溫(wen)(wen)降至下限時(shi)(shi),溫(wen)(wen)控器關閉(bi)電(dian)(dian)源,風扇停止工作。功(gong)能(neng)是(shi)冷卻發動機水箱(xiang)。
以下(xia)是電子風扇不轉的原因(yin):
1。電機潤滑(hua)不良(liang),電風扇(shan)不轉,安(an)裝扇(shan)葉(xie)后無法拖動電機;
2、電機過熱,電機過熱還會造成電機負載能力變差,電機有(you)效功率變低(di),導致無(wu)法驅動(dong)負載;
3.當啟(qi)動電容容量變(bian)小時,電容容量會變(bian)小,導致電機啟(qi)動轉矩變(bian)小,無法驅動負載;
4.電(dian)(dian)機(ji)使用時間(jian)過長。電(dian)(dian)風(feng)扇用久了,電(dian)(dian)機(ji)會(hui)磨損,電(dian)(dian)機(ji)的軸套(tao)也容易燒壞。如(ru)果長時間(jian)使用電(dian)(dian)機(ji),電(dian)(dian)機(ji)內阻也會(hui)增(zeng)大,負載能力下降(jiang),導致無法帶動(dong)扇葉(xie)轉動(dong)。
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