電(dian)(dian)(dian)子(zi)扇(shan)(shan)馬達電(dian)(dian)(dian)機電(dian)(dian)(dian)子(zi)風扇(shan)(shan)的工作原(yuan)理(li)是(shi)汽車(che)電(dian)(dian)(dian)子(zi)風扇(shan)(shan)由恒溫(wen)器(qi)(qi)控制。當水溫(wen)上(shang)升到上(shang)限時,溫(wen)控器(qi)(qi)接通電(dian)(dian)(dian)源,風扇(shan)(shan)開(kai)始(shi)工作。當水溫(wen)降至(zhi)下限時,溫(wen)控器(qi)(qi)關閉電(dian)(dian)(dian)源,風扇(shan)(shan)停止(zhi)工作。功能是(shi)冷卻發動機水箱。
以下是電子風扇(shan)不(bu)轉的(de)原(yuan)因:
1。電機潤滑不(bu)良(liang),電風(feng)扇不(bu)轉,安裝扇葉后(hou)無法(fa)拖動電機;
2、電(dian)機過熱,電(dian)機過熱還會造成電(dian)機負載能力變(bian)差(cha),電(dian)機有效功率變(bian)低(di),導致無法驅動負載;
3.當啟動(dong)電(dian)容(rong)容(rong)量(liang)變(bian)小(xiao)時,電(dian)容(rong)容(rong)量(liang)會變(bian)小(xiao),導(dao)致電(dian)機啟動(dong)轉(zhuan)矩變(bian)小(xiao),無法驅動(dong)負載;
4.電(dian)機(ji)(ji)(ji)使用(yong)時(shi)間過長。電(dian)風扇用(yong)久了,電(dian)機(ji)(ji)(ji)會(hui)磨損,電(dian)機(ji)(ji)(ji)的(de)軸套也(ye)容易燒壞(huai)。如果長時(shi)間使用(yong)電(dian)機(ji)(ji)(ji),電(dian)機(ji)(ji)(ji)內阻也(ye)會(hui)增大(da),負載能力下降,導致無法帶(dai)動扇葉轉(zhuan)動。
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