電(dian)子扇馬達(da)電(dian)機電(dian)子風扇的(de)工作原理是汽車電(dian)子風扇由恒溫(wen)器控(kong)制。當水(shui)溫(wen)上升到上限時(shi),溫(wen)控(kong)器接通電(dian)源,風扇開始工作。當水(shui)溫(wen)降至(zhi)下限時(shi),溫(wen)控(kong)器關(guan)閉電(dian)源,風扇停止工作。功(gong)能是冷卻發動機水(shui)箱。
以下是電子風扇不轉(zhuan)的(de)原(yuan)因:
1。電機(ji)潤滑不良,電風(feng)扇不轉,安裝扇葉(xie)后無法拖動(dong)電機(ji);
2、電(dian)機(ji)過熱,電(dian)機(ji)過熱還會造(zao)成電(dian)機(ji)負載能力變(bian)差(cha),電(dian)機(ji)有效功率變(bian)低,導致無法(fa)驅動負載;
3.當啟(qi)動(dong)電容(rong)容(rong)量變小(xiao)(xiao)時,電容(rong)容(rong)量會變小(xiao)(xiao),導致電機(ji)啟(qi)動(dong)轉矩變小(xiao)(xiao),無法驅(qu)動(dong)負(fu)載;
4.電機(ji)使(shi)用(yong)(yong)(yong)時(shi)間(jian)過長。電風扇用(yong)(yong)(yong)久(jiu)了,電機(ji)會(hui)磨損(sun),電機(ji)的軸套也(ye)容(rong)易(yi)燒壞。如果(guo)長時(shi)間(jian)使(shi)用(yong)(yong)(yong)電機(ji),電機(ji)內阻也(ye)會(hui)增大(da),負載能(neng)力下降(jiang),導(dao)致無法帶(dai)動扇葉轉動。
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