電(dian)(dian)子扇(shan)馬達電(dian)(dian)機電(dian)(dian)子風(feng)(feng)扇(shan)的工作(zuo)(zuo)(zuo)原理是汽車電(dian)(dian)子風(feng)(feng)扇(shan)由恒溫(wen)(wen)器(qi)(qi)(qi)控制。當(dang)水(shui)溫(wen)(wen)上(shang)升到上(shang)限(xian)時(shi),溫(wen)(wen)控器(qi)(qi)(qi)接通電(dian)(dian)源,風(feng)(feng)扇(shan)開(kai)始(shi)工作(zuo)(zuo)(zuo)。當(dang)水(shui)溫(wen)(wen)降至(zhi)下(xia)限(xian)時(shi),溫(wen)(wen)控器(qi)(qi)(qi)關閉電(dian)(dian)源,風(feng)(feng)扇(shan)停(ting)止(zhi)工作(zuo)(zuo)(zuo)。功能是冷卻發(fa)動機水(shui)箱。
以下是電子(zi)風扇不轉的原因:
1。電(dian)機潤(run)滑不良,電(dian)風扇不轉(zhuan),安裝扇葉后無法拖(tuo)動電(dian)機;
2、電(dian)機過熱,電(dian)機過熱還會造成電(dian)機負載(zai)能力變差,電(dian)機有效功率(lv)變低,導致無法驅動負載(zai);
3.當啟動(dong)(dong)電(dian)容(rong)(rong)容(rong)(rong)量(liang)變小(xiao)時,電(dian)容(rong)(rong)容(rong)(rong)量(liang)會(hui)變小(xiao),導致電(dian)機啟動(dong)(dong)轉矩變小(xiao),無法驅(qu)動(dong)(dong)負(fu)載;
4.電機(ji)使用(yong)(yong)時(shi)間過長。電風扇用(yong)(yong)久了(le),電機(ji)會磨(mo)損,電機(ji)的(de)軸套也容易(yi)燒壞。如果(guo)長時(shi)間使用(yong)(yong)電機(ji),電機(ji)內阻也會增大,負載能力下降,導致(zhi)無法帶動扇葉轉(zhuan)動。
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