電(dian)(dian)子(zi)扇(shan)馬達電(dian)(dian)機(ji)電(dian)(dian)子(zi)風(feng)(feng)扇(shan)的工作原(yuan)理是汽車電(dian)(dian)子(zi)風(feng)(feng)扇(shan)由恒(heng)溫器(qi)(qi)控制。當(dang)(dang)水(shui)溫上升(sheng)到上限時,溫控器(qi)(qi)接通電(dian)(dian)源(yuan),風(feng)(feng)扇(shan)開始工作。當(dang)(dang)水(shui)溫降至(zhi)下限時,溫控器(qi)(qi)關閉(bi)電(dian)(dian)源(yuan),風(feng)(feng)扇(shan)停止工作。功能是冷卻發動機(ji)水(shui)箱。
以下是電(dian)子風扇不轉的(de)原因:
1。電(dian)機潤(run)滑不良,電(dian)風扇(shan)不轉,安裝扇(shan)葉(xie)后無法拖動電(dian)機;
2、電(dian)機(ji)過熱,電(dian)機(ji)過熱還會(hui)造成電(dian)機(ji)負載(zai)(zai)能(neng)力變差,電(dian)機(ji)有(you)效功率變低(di),導(dao)致無法驅動負載(zai)(zai);
3.當啟動電容(rong)容(rong)量變小時,電容(rong)容(rong)量會變小,導致電機啟動轉矩變小,無法驅動負載;
4.電機使用(yong)(yong)時(shi)間(jian)過長(chang)。電風扇(shan)用(yong)(yong)久了(le),電機會磨損,電機的軸套也(ye)容易燒壞(huai)。如(ru)果長(chang)時(shi)間(jian)使用(yong)(yong)電機,電機內阻(zu)也(ye)會增大,負(fu)載能力下降,導(dao)致無法帶動(dong)扇(shan)葉(xie)轉動(dong)。
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