電子扇(shan)馬達電機電子風扇(shan)的(de)工(gong)作原(yuan)理是汽車電子風扇(shan)由恒溫器控制。當水(shui)溫上(shang)升(sheng)到上(shang)限(xian)時,溫控器接通電源,風扇(shan)開始工(gong)作。當水(shui)溫降至下限(xian)時,溫控器關閉電源,風扇(shan)停止工(gong)作。功能是冷卻發(fa)動機水(shui)箱。
以(yi)下(xia)是電子風(feng)扇(shan)不轉(zhuan)的原(yuan)因(yin):
1。電(dian)機(ji)潤滑不良(liang),電(dian)風扇(shan)不轉(zhuan),安裝(zhuang)扇(shan)葉后無法拖動電(dian)機(ji);
2、電(dian)機過(guo)熱(re),電(dian)機過(guo)熱(re)還會造成(cheng)電(dian)機負載能力變(bian)差(cha),電(dian)機有(you)效功率變(bian)低,導(dao)致無法驅動負載;
3.當(dang)啟動(dong)電容(rong)容(rong)量(liang)變(bian)小(xiao)時,電容(rong)容(rong)量(liang)會變(bian)小(xiao),導致(zhi)電機啟動(dong)轉矩(ju)變(bian)小(xiao),無法(fa)驅動(dong)負載;
4.電(dian)(dian)機使用(yong)時(shi)間過長。電(dian)(dian)風扇用(yong)久(jiu)了,電(dian)(dian)機會(hui)磨損,電(dian)(dian)機的軸套也容易燒(shao)壞(huai)。如(ru)果(guo)長時(shi)間使用(yong)電(dian)(dian)機,電(dian)(dian)機內阻也會(hui)增大,負載能(neng)力(li)下(xia)降,導致(zhi)無法帶動扇葉轉動。
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