電(dian)子扇馬(ma)達電(dian)機電(dian)子風(feng)扇的工(gong)作(zuo)(zuo)原理(li)是(shi)汽車電(dian)子風(feng)扇由恒溫器控(kong)(kong)制。當(dang)水(shui)溫上升到(dao)上限(xian)時,溫控(kong)(kong)器接通電(dian)源,風(feng)扇開始工(gong)作(zuo)(zuo)。當(dang)水(shui)溫降至下限(xian)時,溫控(kong)(kong)器關(guan)閉電(dian)源,風(feng)扇停(ting)止工(gong)作(zuo)(zuo)。功能是(shi)冷卻發動機水(shui)箱。
以下(xia)是電子風(feng)扇不轉的原因:
1。電(dian)機潤滑不(bu)良(liang),電(dian)風扇不(bu)轉(zhuan),安裝扇葉后無法拖(tuo)動電(dian)機;
2、電(dian)(dian)(dian)機(ji)(ji)過(guo)熱,電(dian)(dian)(dian)機(ji)(ji)過(guo)熱還會造(zao)成(cheng)電(dian)(dian)(dian)機(ji)(ji)負載能(neng)力變差,電(dian)(dian)(dian)機(ji)(ji)有(you)效功(gong)率變低,導致(zhi)無法(fa)驅動負載;
3.當啟動電容(rong)容(rong)量(liang)變(bian)(bian)小時,電容(rong)容(rong)量(liang)會(hui)變(bian)(bian)小,導致電機啟動轉矩變(bian)(bian)小,無法(fa)驅(qu)動負載;
4.電(dian)(dian)機(ji)(ji)使(shi)用(yong)(yong)時間(jian)過長。電(dian)(dian)風扇用(yong)(yong)久了,電(dian)(dian)機(ji)(ji)會磨損,電(dian)(dian)機(ji)(ji)的軸(zhou)套也(ye)容易燒壞。如果長時間(jian)使(shi)用(yong)(yong)電(dian)(dian)機(ji)(ji),電(dian)(dian)機(ji)(ji)內(nei)阻(zu)也(ye)會增大(da),負(fu)載能力下降,導致無法帶(dai)動扇葉(xie)轉動。
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