電(dian)(dian)子(zi)(zi)扇(shan)馬達電(dian)(dian)機電(dian)(dian)子(zi)(zi)風(feng)扇(shan)的(de)工(gong)作(zuo)(zuo)原理(li)是(shi)汽(qi)車電(dian)(dian)子(zi)(zi)風(feng)扇(shan)由恒溫器控(kong)制。當水(shui)溫上升到(dao)上限時(shi),溫控(kong)器接(jie)通電(dian)(dian)源,風(feng)扇(shan)開始工(gong)作(zuo)(zuo)。當水(shui)溫降至下限時(shi),溫控(kong)器關(guan)閉電(dian)(dian)源,風(feng)扇(shan)停止工(gong)作(zuo)(zuo)。功能是(shi)冷(leng)卻(que)發(fa)動(dong)機水(shui)箱。
以下是電子風扇不轉的(de)原因:
1。電機潤滑不良(liang),電風(feng)扇不轉,安裝扇葉(xie)后無(wu)法拖動電機;
2、電(dian)機(ji)(ji)過熱,電(dian)機(ji)(ji)過熱還會造成電(dian)機(ji)(ji)負(fu)載能(neng)力變(bian)差,電(dian)機(ji)(ji)有效功率變(bian)低,導致(zhi)無法驅動負(fu)載;
3.當啟動(dong)電容(rong)容(rong)量(liang)變(bian)小(xiao)時,電容(rong)容(rong)量(liang)會變(bian)小(xiao),導致電機啟動(dong)轉(zhuan)矩變(bian)小(xiao),無法驅動(dong)負載;
4.電(dian)機使用(yong)時(shi)間(jian)過長。電(dian)風扇用(yong)久了,電(dian)機會(hui)磨損,電(dian)機的軸套也容(rong)易燒壞(huai)。如果長時(shi)間(jian)使用(yong)電(dian)機,電(dian)機內(nei)阻(zu)也會(hui)增大,負載能(neng)力下降,導致無法(fa)帶動扇葉轉動。
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