電(dian)子(zi)(zi)(zi)扇(shan)(shan)馬達電(dian)機電(dian)子(zi)(zi)(zi)風(feng)(feng)扇(shan)(shan)的工(gong)作原理是汽(qi)車電(dian)子(zi)(zi)(zi)風(feng)(feng)扇(shan)(shan)由恒溫(wen)(wen)器控(kong)制(zhi)。當水溫(wen)(wen)上(shang)升到上(shang)限時,溫(wen)(wen)控(kong)器接通(tong)電(dian)源,風(feng)(feng)扇(shan)(shan)開始工(gong)作。當水溫(wen)(wen)降至下(xia)限時,溫(wen)(wen)控(kong)器關閉電(dian)源,風(feng)(feng)扇(shan)(shan)停(ting)止工(gong)作。功能是冷卻發動機水箱。
以(yi)下(xia)是電(dian)子風扇不轉的原因:
1。電機潤滑不良,電風扇不轉(zhuan),安(an)裝扇葉后無法拖動電機;
2、電(dian)(dian)機過熱,電(dian)(dian)機過熱還會造成電(dian)(dian)機負載能(neng)力變差,電(dian)(dian)機有(you)效功(gong)率變低,導致無法驅(qu)動(dong)負載;
3.當啟動電(dian)容容量變(bian)小(xiao)時,電(dian)容容量會(hui)變(bian)小(xiao),導致電(dian)機啟動轉矩變(bian)小(xiao),無(wu)法驅動負載;
4.電(dian)(dian)機使(shi)用時間過長。電(dian)(dian)風扇用久了,電(dian)(dian)機會磨損,電(dian)(dian)機的軸套也(ye)容(rong)易燒壞。如果長時間使(shi)用電(dian)(dian)機,電(dian)(dian)機內(nei)阻也(ye)會增大,負載(zai)能(neng)力下降,導致無法帶動扇葉轉動。
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