電(dian)(dian)(dian)子(zi)扇(shan)馬(ma)達電(dian)(dian)(dian)機電(dian)(dian)(dian)子(zi)風扇(shan)的工作原(yuan)理(li)是汽車(che)電(dian)(dian)(dian)子(zi)風扇(shan)由恒溫器(qi)控(kong)制。當(dang)水溫上升(sheng)到上限時,溫控(kong)器(qi)接通電(dian)(dian)(dian)源(yuan),風扇(shan)開始工作。當(dang)水溫降至下限時,溫控(kong)器(qi)關閉電(dian)(dian)(dian)源(yuan),風扇(shan)停止工作。功能是冷(leng)卻發(fa)動機水箱(xiang)。
以下是電子(zi)風扇不(bu)轉的原因(yin):
1。電(dian)機潤(run)滑不(bu)良,電(dian)風扇不(bu)轉(zhuan),安裝扇葉(xie)后無法拖動電(dian)機;
2、電(dian)(dian)機過(guo)熱,電(dian)(dian)機過(guo)熱還會造成電(dian)(dian)機負(fu)載(zai)能力變(bian)差,電(dian)(dian)機有效功率(lv)變(bian)低(di),導致無法驅動負(fu)載(zai);
3.當啟(qi)動(dong)(dong)電容容量變(bian)(bian)小時,電容容量會變(bian)(bian)小,導(dao)致電機啟(qi)動(dong)(dong)轉矩變(bian)(bian)小,無(wu)法驅動(dong)(dong)負載;
4.電(dian)(dian)(dian)(dian)機(ji)使用(yong)時間過長。電(dian)(dian)(dian)(dian)風扇用(yong)久(jiu)了,電(dian)(dian)(dian)(dian)機(ji)會(hui)磨損(sun),電(dian)(dian)(dian)(dian)機(ji)的軸套也容易燒壞。如果長時間使用(yong)電(dian)(dian)(dian)(dian)機(ji),電(dian)(dian)(dian)(dian)機(ji)內阻也會(hui)增大,負載能力(li)下(xia)降,導致(zhi)無法帶(dai)動(dong)扇葉轉動(dong)。
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