電(dian)(dian)子(zi)扇(shan)馬達電(dian)(dian)機電(dian)(dian)子(zi)風(feng)扇(shan)的工作原理是(shi)汽車(che)電(dian)(dian)子(zi)風(feng)扇(shan)由恒溫(wen)(wen)(wen)器控(kong)(kong)制。當(dang)水溫(wen)(wen)(wen)上升到上限(xian)(xian)時,溫(wen)(wen)(wen)控(kong)(kong)器接(jie)通電(dian)(dian)源,風(feng)扇(shan)開始工作。當(dang)水溫(wen)(wen)(wen)降(jiang)至下限(xian)(xian)時,溫(wen)(wen)(wen)控(kong)(kong)器關閉電(dian)(dian)源,風(feng)扇(shan)停(ting)止工作。功能(neng)是(shi)冷卻發動機水箱。
以下(xia)是(shi)電子風扇不(bu)轉的原因:
1。電機潤滑不(bu)良,電風扇不(bu)轉,安裝扇葉后無法拖動電機;
2、電機(ji)過熱,電機(ji)過熱還會造(zao)成(cheng)電機(ji)負載能力變(bian)差,電機(ji)有效功率變(bian)低,導致(zhi)無法驅動負載;
3.當啟動(dong)電容(rong)容(rong)量變小時,電容(rong)容(rong)量會變小,導致電機啟動(dong)轉矩變小,無法驅動(dong)負載;
4.電(dian)機使用時(shi)間過(guo)長。電(dian)風扇(shan)用久(jiu)了(le),電(dian)機會(hui)磨損,電(dian)機的軸套也(ye)容易燒(shao)壞。如果(guo)長時(shi)間使用電(dian)機,電(dian)機內阻也(ye)會(hui)增大,負載(zai)能力(li)下降(jiang),導致無法帶(dai)動扇(shan)葉(xie)轉動。
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