電(dian)(dian)子(zi)扇馬達電(dian)(dian)機(ji)電(dian)(dian)子(zi)風(feng)扇的工(gong)作(zuo)原理是汽(qi)車電(dian)(dian)子(zi)風(feng)扇由(you)恒溫(wen)器(qi)(qi)控(kong)(kong)制。當水(shui)溫(wen)上升到上限時,溫(wen)控(kong)(kong)器(qi)(qi)接通電(dian)(dian)源(yuan)(yuan),風(feng)扇開始工(gong)作(zuo)。當水(shui)溫(wen)降(jiang)至下限時,溫(wen)控(kong)(kong)器(qi)(qi)關閉(bi)電(dian)(dian)源(yuan)(yuan),風(feng)扇停止工(gong)作(zuo)。功能是冷卻發動機(ji)水(shui)箱。
以下是(shi)電子風扇不(bu)轉的原(yuan)因:
1。電(dian)(dian)機潤滑不良(liang),電(dian)(dian)風扇(shan)不轉(zhuan),安裝扇(shan)葉后無法拖動(dong)電(dian)(dian)機;
2、電機(ji)過(guo)熱(re),電機(ji)過(guo)熱(re)還會造成(cheng)電機(ji)負(fu)載(zai)能力變(bian)差,電機(ji)有效功率變(bian)低,導致(zhi)無(wu)法驅動負(fu)載(zai);
3.當啟(qi)動電容(rong)容(rong)量變(bian)小(xiao)時,電容(rong)容(rong)量會(hui)變(bian)小(xiao),導致電機啟(qi)動轉矩變(bian)小(xiao),無法驅動負(fu)載;
4.電(dian)(dian)(dian)機(ji)(ji)使(shi)用(yong)(yong)時(shi)間過長(chang)。電(dian)(dian)(dian)風扇用(yong)(yong)久了,電(dian)(dian)(dian)機(ji)(ji)會(hui)磨損(sun),電(dian)(dian)(dian)機(ji)(ji)的軸套也(ye)容易燒壞。如果長(chang)時(shi)間使(shi)用(yong)(yong)電(dian)(dian)(dian)機(ji)(ji),電(dian)(dian)(dian)機(ji)(ji)內阻也(ye)會(hui)增大,負載能力下降,導致(zhi)無法(fa)帶動(dong)扇葉轉動(dong)。
微型轎車,指(zhi)排量小于(yu)或等于(yu)1升(sheng)的轎車。其特點(dian)是(shi)小巧(qiao),節能,便宜。諸如奇瑞QQ、 長安奔奔等就是(shi)微轎(jiao)。微型(xing)轎車( 簡稱微轎),指(zhi)排量小于或等(deng)于1升的轎車
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