電(dian)子扇(shan)(shan)馬達電(dian)機電(dian)子風扇(shan)(shan)的(de)工(gong)作原理(li)是(shi)汽(qi)車電(dian)子風扇(shan)(shan)由(you)恒(heng)溫(wen)器(qi)控制。當水溫(wen)上(shang)升到上(shang)限(xian)時,溫(wen)控器(qi)接通電(dian)源,風扇(shan)(shan)開(kai)始工(gong)作。當水溫(wen)降(jiang)至下限(xian)時,溫(wen)控器(qi)關閉電(dian)源,風扇(shan)(shan)停止工(gong)作。功能是(shi)冷卻發動機水箱。
以下(xia)是電子風扇不轉的原(yuan)因:
1。電(dian)機潤滑(hua)不良(liang),電(dian)風扇不轉,安裝扇葉后無法拖動電(dian)機;
2、電(dian)機(ji)過熱(re),電(dian)機(ji)過熱(re)還會造成電(dian)機(ji)負(fu)載能力變(bian)差,電(dian)機(ji)有效功(gong)率變(bian)低,導致無法驅(qu)動負(fu)載;
3.當啟動(dong)電(dian)容容量(liang)變(bian)小(xiao)時,電(dian)容容量(liang)會變(bian)小(xiao),導致電(dian)機(ji)啟動(dong)轉矩(ju)變(bian)小(xiao),無(wu)法驅動(dong)負載;
4.電(dian)(dian)機使(shi)(shi)用時(shi)間(jian)過(guo)長(chang)。電(dian)(dian)風扇用久了,電(dian)(dian)機會磨損,電(dian)(dian)機的軸套也(ye)容易燒壞。如果長(chang)時(shi)間(jian)使(shi)(shi)用電(dian)(dian)機,電(dian)(dian)機內阻也(ye)會增大,負載能(neng)力下降,導致(zhi)無法帶動(dong)扇葉(xie)轉動(dong)。
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