電(dian)子(zi)扇(shan)馬達電(dian)機電(dian)子(zi)風扇(shan)的工作原理是汽車電(dian)子(zi)風扇(shan)由恒(heng)溫(wen)(wen)(wen)器(qi)(qi)控制。當(dang)水溫(wen)(wen)(wen)上(shang)升到上(shang)限時,溫(wen)(wen)(wen)控器(qi)(qi)接通電(dian)源,風扇(shan)開(kai)始工作。當(dang)水溫(wen)(wen)(wen)降(jiang)至下限時,溫(wen)(wen)(wen)控器(qi)(qi)關(guan)閉電(dian)源,風扇(shan)停止工作。功能是冷卻發(fa)動機水箱(xiang)。
以下是電(dian)子(zi)風扇不轉(zhuan)的原因:
1。電(dian)機潤滑不(bu)良,電(dian)風(feng)扇(shan)不(bu)轉,安裝(zhuang)扇(shan)葉后無法拖動電(dian)機;
2、電機過(guo)熱,電機過(guo)熱還會造成電機負(fu)載(zai)能力變(bian)差,電機有效(xiao)功率變(bian)低,導致無法驅(qu)動負(fu)載(zai);
3.當啟動(dong)(dong)電(dian)容(rong)(rong)容(rong)(rong)量(liang)變小(xiao)時,電(dian)容(rong)(rong)容(rong)(rong)量(liang)會變小(xiao),導致(zhi)電(dian)機(ji)啟動(dong)(dong)轉矩(ju)變小(xiao),無(wu)法驅動(dong)(dong)負載;
4.電(dian)機使用時間(jian)過長。電(dian)風扇(shan)用久了,電(dian)機會(hui)(hui)磨損,電(dian)機的軸套(tao)也容易燒(shao)壞(huai)。如果長時間(jian)使用電(dian)機,電(dian)機內阻也會(hui)(hui)增大,負載能力下降,導致無法(fa)帶(dai)動(dong)扇(shan)葉轉(zhuan)動(dong)。
smart將在廣(guang)州(zhou)車展首(shou)次國內亮(liang)相五門車型smart forfour,目前smart forfour已到達廣(guang)州(zhou)車展展館(guan)外(wai)。2015廣(guang)州(zhou)車展將于11月20正式開幕(mu)
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