電(dian)(dian)子扇(shan)馬(ma)達(da)電(dian)(dian)機電(dian)(dian)子風(feng)(feng)(feng)扇(shan)的(de)工(gong)作原理是汽車電(dian)(dian)子風(feng)(feng)(feng)扇(shan)由恒溫(wen)器(qi)控制。當水(shui)溫(wen)上(shang)升(sheng)到上(shang)限時,溫(wen)控器(qi)接通電(dian)(dian)源,風(feng)(feng)(feng)扇(shan)開始工(gong)作。當水(shui)溫(wen)降至下(xia)限時,溫(wen)控器(qi)關閉(bi)電(dian)(dian)源,風(feng)(feng)(feng)扇(shan)停止工(gong)作。功能是冷卻發動機水(shui)箱。
以(yi)下是電子風扇不(bu)轉的(de)原因:
1。電(dian)機潤滑不(bu)良,電(dian)風扇不(bu)轉,安裝扇葉后無法拖動電(dian)機;
2、電機(ji)過熱,電機(ji)過熱還會造成電機(ji)負載(zai)能力變差(cha),電機(ji)有效功率變低,導致無(wu)法驅動負載(zai);
3.當(dang)啟動(dong)電容(rong)(rong)(rong)容(rong)(rong)(rong)量變(bian)小時(shi),電容(rong)(rong)(rong)容(rong)(rong)(rong)量會變(bian)小,導致電機啟動(dong)轉矩變(bian)小,無法驅動(dong)負(fu)載;
4.電(dian)(dian)(dian)機使(shi)用時間過(guo)長。電(dian)(dian)(dian)風扇用久了,電(dian)(dian)(dian)機會(hui)磨(mo)損(sun),電(dian)(dian)(dian)機的軸套也容易燒壞。如(ru)果長時間使(shi)用電(dian)(dian)(dian)機,電(dian)(dian)(dian)機內阻也會(hui)增大,負載能(neng)力下降(jiang),導(dao)致無法帶動扇葉轉動。
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