電(dian)(dian)子扇(shan)(shan)(shan)馬達(da)電(dian)(dian)機電(dian)(dian)子風扇(shan)(shan)(shan)的工(gong)作(zuo)(zuo)原理是汽車(che)電(dian)(dian)子風扇(shan)(shan)(shan)由恒溫(wen)器控(kong)(kong)制(zhi)。當(dang)水(shui)溫(wen)上升到上限(xian)時,溫(wen)控(kong)(kong)器接通電(dian)(dian)源,風扇(shan)(shan)(shan)開始工(gong)作(zuo)(zuo)。當(dang)水(shui)溫(wen)降至下限(xian)時,溫(wen)控(kong)(kong)器關閉電(dian)(dian)源,風扇(shan)(shan)(shan)停止工(gong)作(zuo)(zuo)。功能(neng)是冷卻發動機水(shui)箱。
以(yi)下是電子風(feng)扇不轉的原因:
1。電(dian)機潤滑不良,電(dian)風扇不轉,安裝扇葉后(hou)無法拖動(dong)電(dian)機;
2、電(dian)(dian)機過熱,電(dian)(dian)機過熱還會造成電(dian)(dian)機負(fu)載(zai)能力變差,電(dian)(dian)機有效功(gong)率變低,導致無法驅動負(fu)載(zai);
3.當啟(qi)動電容(rong)容(rong)量變小時(shi),電容(rong)容(rong)量會變小,導致電機啟(qi)動轉矩(ju)變小,無法驅動負載;
4.電(dian)(dian)機使用時(shi)間過長。電(dian)(dian)風扇用久(jiu)了,電(dian)(dian)機會(hui)磨(mo)損,電(dian)(dian)機的(de)軸套也容易燒壞。如(ru)果長時(shi)間使用電(dian)(dian)機,電(dian)(dian)機內阻也會(hui)增大,負(fu)載能力下降,導致(zhi)無法帶動(dong)扇葉轉動(dong)。
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