電(dian)(dian)子(zi)扇(shan)(shan)馬達電(dian)(dian)機(ji)電(dian)(dian)子(zi)風扇(shan)(shan)的工(gong)(gong)(gong)作原理是(shi)汽車電(dian)(dian)子(zi)風扇(shan)(shan)由恒(heng)溫器(qi)(qi)控(kong)制。當(dang)水溫上升(sheng)到上限時,溫控(kong)器(qi)(qi)接通(tong)電(dian)(dian)源,風扇(shan)(shan)開始工(gong)(gong)(gong)作。當(dang)水溫降至下限時,溫控(kong)器(qi)(qi)關閉(bi)電(dian)(dian)源,風扇(shan)(shan)停止(zhi)工(gong)(gong)(gong)作。功能是(shi)冷(leng)卻發動(dong)機(ji)水箱。
以(yi)下是電子風扇不轉的原因:
1。電(dian)機(ji)潤滑不(bu)良(liang),電(dian)風扇不(bu)轉,安裝扇葉后無法拖動電(dian)機(ji);
2、電(dian)機(ji)(ji)過熱,電(dian)機(ji)(ji)過熱還會造成電(dian)機(ji)(ji)負(fu)載能(neng)力變差(cha),電(dian)機(ji)(ji)有效功率變低,導致無法(fa)驅(qu)動負(fu)載;
3.當啟動電容(rong)(rong)容(rong)(rong)量變小(xiao)時,電容(rong)(rong)容(rong)(rong)量會變小(xiao),導致電機啟動轉矩變小(xiao),無法驅(qu)動負載;
4.電(dian)(dian)機(ji)使(shi)用(yong)時(shi)間過長。電(dian)(dian)風扇(shan)用(yong)久了,電(dian)(dian)機(ji)會(hui)磨損,電(dian)(dian)機(ji)的軸套也(ye)容易燒壞。如果長時(shi)間使(shi)用(yong)電(dian)(dian)機(ji),電(dian)(dian)機(ji)內(nei)阻也(ye)會(hui)增大,負載能力下降,導致無法帶動(dong)扇(shan)葉轉動(dong)。
寶馬750Li是德國BMW公產的一款高端豪華轎車。屬于“寶馬7系”,僅在德國本土生產。 牌子: 寶馬 BMW 系列: 寶馬7系列 型號: 2006 BMW 750Li 制造商: 寶馬汽車有限公司 上市年份: 2005 參考價格: 155.6萬 優點: 操控一流,舒適寬敞 缺點: 改版以后沒有缺點 參數 詳細配置 車廂類型 三廂轎車 豪華級別 豪華型
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