電(dian)(dian)子扇(shan)馬(ma)達電(dian)(dian)機電(dian)(dian)子風扇(shan)的工(gong)(gong)作(zuo)原(yuan)理(li)是(shi)汽車電(dian)(dian)子風扇(shan)由(you)恒溫(wen)器控制。當水(shui)溫(wen)上(shang)升到上(shang)限時(shi)(shi),溫(wen)控器接通(tong)電(dian)(dian)源,風扇(shan)開始工(gong)(gong)作(zuo)。當水(shui)溫(wen)降至下限時(shi)(shi),溫(wen)控器關閉電(dian)(dian)源,風扇(shan)停止(zhi)工(gong)(gong)作(zuo)。功(gong)能是(shi)冷(leng)卻發動機水(shui)箱。
以下是電子風扇(shan)不轉的(de)原(yuan)因:
1。電(dian)機(ji)潤(run)滑不(bu)良,電(dian)風扇不(bu)轉,安裝(zhuang)扇葉后無法拖動電(dian)機(ji);
2、電(dian)機(ji)過熱,電(dian)機(ji)過熱還會(hui)造成電(dian)機(ji)負(fu)(fu)載能力變差,電(dian)機(ji)有效功(gong)率變低,導致(zhi)無法驅動負(fu)(fu)載;
3.當(dang)啟動(dong)(dong)電(dian)容(rong)容(rong)量(liang)(liang)變(bian)小(xiao)時,電(dian)容(rong)容(rong)量(liang)(liang)會(hui)變(bian)小(xiao),導(dao)致電(dian)機啟動(dong)(dong)轉矩變(bian)小(xiao),無(wu)法驅動(dong)(dong)負載;
4.電機(ji)(ji)使用(yong)時間(jian)過長。電風扇用(yong)久(jiu)了,電機(ji)(ji)會磨損,電機(ji)(ji)的軸套也容易燒壞(huai)。如果長時間(jian)使用(yong)電機(ji)(ji),電機(ji)(ji)內阻(zu)也會增(zeng)大,負(fu)載能力(li)下(xia)降,導致(zhi)無法帶(dai)動扇葉轉(zhuan)動。
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