電(dian)(dian)子扇(shan)馬達電(dian)(dian)機(ji)電(dian)(dian)子風扇(shan)的工作(zuo)原(yuan)理是汽車電(dian)(dian)子風扇(shan)由恒溫(wen)器控制。當水(shui)溫(wen)上升(sheng)到(dao)上限(xian)時(shi),溫(wen)控器接通電(dian)(dian)源,風扇(shan)開始工作(zuo)。當水(shui)溫(wen)降(jiang)至下限(xian)時(shi),溫(wen)控器關閉電(dian)(dian)源,風扇(shan)停止工作(zuo)。功(gong)能是冷卻(que)發(fa)動(dong)機(ji)水(shui)箱。
以(yi)下是電子風扇(shan)不轉的(de)原因:
1。電機(ji)(ji)潤滑不(bu)良,電風扇不(bu)轉(zhuan),安裝扇葉后無法拖(tuo)動電機(ji)(ji);
2、電(dian)(dian)機(ji)過熱(re),電(dian)(dian)機(ji)過熱(re)還會造成電(dian)(dian)機(ji)負載(zai)能力(li)變差,電(dian)(dian)機(ji)有效功率變低,導致無(wu)法驅動負載(zai);
3.當啟動電(dian)(dian)容容量變(bian)小時,電(dian)(dian)容容量會(hui)變(bian)小,導致電(dian)(dian)機(ji)啟動轉矩(ju)變(bian)小,無法驅(qu)動負載;
4.電(dian)(dian)機使用(yong)時間過長。電(dian)(dian)風扇(shan)用(yong)久了,電(dian)(dian)機會(hui)(hui)磨損(sun),電(dian)(dian)機的軸套也(ye)容(rong)易燒(shao)壞。如果長時間使用(yong)電(dian)(dian)機,電(dian)(dian)機內(nei)阻也(ye)會(hui)(hui)增大,負載(zai)能力(li)下(xia)降,導致無法帶動(dong)扇(shan)葉轉動(dong)。
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