電(dian)(dian)子扇(shan)馬達電(dian)(dian)機(ji)(ji)電(dian)(dian)子風扇(shan)的工(gong)作原理是汽車電(dian)(dian)子風扇(shan)由恒溫(wen)器控制。當水(shui)溫(wen)上(shang)升到上(shang)限(xian)時,溫(wen)控器接(jie)通(tong)電(dian)(dian)源,風扇(shan)開始工(gong)作。當水(shui)溫(wen)降至下限(xian)時,溫(wen)控器關閉電(dian)(dian)源,風扇(shan)停止工(gong)作。功能(neng)是冷卻(que)發動機(ji)(ji)水(shui)箱。
以下(xia)是電子風扇不轉的原因:
1。電(dian)(dian)機潤滑不良,電(dian)(dian)風扇不轉,安裝扇葉后無法(fa)拖(tuo)動電(dian)(dian)機;
2、電(dian)機(ji)過熱,電(dian)機(ji)過熱還(huan)會造成電(dian)機(ji)負載能力變差,電(dian)機(ji)有效功率變低,導(dao)致無(wu)法驅(qu)動負載;
3.當(dang)啟動(dong)電容(rong)容(rong)量(liang)(liang)變小(xiao)時(shi),電容(rong)容(rong)量(liang)(liang)會變小(xiao),導(dao)致電機啟動(dong)轉矩變小(xiao),無法驅(qu)動(dong)負(fu)載;
4.電(dian)機(ji)使用時(shi)間過長(chang)。電(dian)風扇用久了,電(dian)機(ji)會磨損(sun),電(dian)機(ji)的軸套也容易(yi)燒壞。如果(guo)長(chang)時(shi)間使用電(dian)機(ji),電(dian)機(ji)內阻(zu)也會增大(da),負載能力下降,導(dao)致(zhi)無法(fa)帶(dai)動扇葉轉(zhuan)動。
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