電(dian)(dian)子扇(shan)(shan)馬達(da)電(dian)(dian)機電(dian)(dian)子風(feng)扇(shan)(shan)的工(gong)作(zuo)原理是汽車電(dian)(dian)子風(feng)扇(shan)(shan)由恒溫器(qi)控制。當水(shui)溫上升到上限時(shi),溫控器(qi)接通電(dian)(dian)源(yuan),風(feng)扇(shan)(shan)開始工(gong)作(zuo)。當水(shui)溫降至下限時(shi),溫控器(qi)關閉電(dian)(dian)源(yuan),風(feng)扇(shan)(shan)停止工(gong)作(zuo)。功能是冷卻發(fa)動機水(shui)箱。
以下是電子風扇不轉的原(yuan)因:
1。電機潤滑不良,電風(feng)扇不轉,安裝扇葉(xie)后無法拖動電機;
2、電機(ji)(ji)過熱,電機(ji)(ji)過熱還會造(zao)成電機(ji)(ji)負(fu)(fu)載能(neng)力(li)變差(cha),電機(ji)(ji)有效功率變低,導(dao)致(zhi)無(wu)法驅動負(fu)(fu)載;
3.當(dang)啟動(dong)(dong)(dong)電(dian)(dian)容(rong)(rong)容(rong)(rong)量變(bian)小時,電(dian)(dian)容(rong)(rong)容(rong)(rong)量會變(bian)小,導致電(dian)(dian)機啟動(dong)(dong)(dong)轉(zhuan)矩(ju)變(bian)小,無法驅動(dong)(dong)(dong)負(fu)載(zai);
4.電(dian)機使用(yong)時間(jian)過長。電(dian)風扇(shan)用(yong)久了(le),電(dian)機會(hui)磨損(sun),電(dian)機的(de)軸套也容(rong)易燒壞。如果長時間(jian)使用(yong)電(dian)機,電(dian)機內阻也會(hui)增(zeng)大,負載能力下降,導(dao)致無(wu)法帶動(dong)扇(shan)葉轉動(dong)。
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