電(dian)(dian)子(zi)扇(shan)馬達電(dian)(dian)機(ji)電(dian)(dian)子(zi)風扇(shan)的工(gong)(gong)作原理(li)是(shi)汽(qi)車電(dian)(dian)子(zi)風扇(shan)由恒溫(wen)器控(kong)(kong)制。當水溫(wen)上升到上限時(shi),溫(wen)控(kong)(kong)器接通電(dian)(dian)源(yuan),風扇(shan)開始工(gong)(gong)作。當水溫(wen)降至下限時(shi),溫(wen)控(kong)(kong)器關閉電(dian)(dian)源(yuan),風扇(shan)停止工(gong)(gong)作。功能是(shi)冷卻(que)發(fa)動機(ji)水箱。
以下是電子風扇不轉的原因(yin):
1。電機(ji)潤滑不(bu)良,電風扇不(bu)轉,安(an)裝扇葉后(hou)無法拖動電機(ji);
2、電(dian)機(ji)過(guo)熱,電(dian)機(ji)過(guo)熱還(huan)會造成電(dian)機(ji)負(fu)(fu)載(zai)能力變差,電(dian)機(ji)有效功率變低,導致無法驅動負(fu)(fu)載(zai);
3.當啟(qi)動(dong)電(dian)容(rong)容(rong)量(liang)變(bian)小(xiao)時,電(dian)容(rong)容(rong)量(liang)會(hui)變(bian)小(xiao),導致電(dian)機啟(qi)動(dong)轉矩變(bian)小(xiao),無法驅動(dong)負載;
4.電(dian)機(ji)(ji)(ji)使(shi)用時間過(guo)長。電(dian)風(feng)扇(shan)用久了,電(dian)機(ji)(ji)(ji)會磨損,電(dian)機(ji)(ji)(ji)的軸套(tao)也容(rong)易燒壞(huai)。如果長時間使(shi)用電(dian)機(ji)(ji)(ji),電(dian)機(ji)(ji)(ji)內阻(zu)也會增大,負載能力下(xia)降,導致(zhi)無法帶動扇(shan)葉轉動。
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