電(dian)子扇(shan)馬達電(dian)機(ji)電(dian)子風(feng)扇(shan)的(de)工(gong)作原理是(shi)汽車電(dian)子風(feng)扇(shan)由恒(heng)溫(wen)器控制。當(dang)水(shui)(shui)溫(wen)上(shang)(shang)升(sheng)到上(shang)(shang)限(xian)時,溫(wen)控器接(jie)通電(dian)源,風(feng)扇(shan)開始工(gong)作。當(dang)水(shui)(shui)溫(wen)降(jiang)至(zhi)下限(xian)時,溫(wen)控器關閉電(dian)源,風(feng)扇(shan)停止(zhi)工(gong)作。功能是(shi)冷卻(que)發動機(ji)水(shui)(shui)箱。
以下是電子風扇(shan)不轉的原因:
1。電機(ji)潤滑不良,電風扇不轉,安(an)裝扇葉后無(wu)法拖動電機(ji);
2、電(dian)機(ji)過熱(re),電(dian)機(ji)過熱(re)還會造成(cheng)電(dian)機(ji)負載能力變差,電(dian)機(ji)有效功(gong)率變低,導致無(wu)法(fa)驅(qu)動負載;
3.當(dang)啟動電(dian)容(rong)(rong)(rong)容(rong)(rong)(rong)量變(bian)小(xiao)時,電(dian)容(rong)(rong)(rong)容(rong)(rong)(rong)量會變(bian)小(xiao),導致電(dian)機啟動轉矩(ju)變(bian)小(xiao),無法驅動負載;
4.電(dian)機(ji)(ji)(ji)使(shi)用時(shi)間(jian)過長。電(dian)風扇用久了(le),電(dian)機(ji)(ji)(ji)會磨損,電(dian)機(ji)(ji)(ji)的(de)軸(zhou)套(tao)也容易燒壞。如果長時(shi)間(jian)使(shi)用電(dian)機(ji)(ji)(ji),電(dian)機(ji)(ji)(ji)內阻也會增大(da),負載(zai)能力(li)下降(jiang),導致無法帶動扇葉轉動。
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