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電容電機的故障排除和維修

發布者:佛(fo)山市順德區華(hua)源裝備(bei)科技有限公司    時間(jian):2022-8-1 13:50:58   ;

電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)通電(dian)(dian)(dian)(dian)(dian)(dian)后(hou)不(bu)(bu)能(neng)運(yun)轉(zhuan)(zhuan)(zhuan),原因有(you)三個:電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)沒有(you)接(jie)通;電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器損壞(huai);電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)本身(shen)有(you)問題。實際檢修(xiu)中,一定(ding)要先查(cha)電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)插頭、插座、電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)線(xian)(xian)是(shi)(shi)(shi)(shi)不(bu)(bu)是(shi)(shi)(shi)(shi)正常,查(cha)清電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)(shi)不(bu)(bu)是(shi)(shi)(shi)(shi)加到電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)上了,再(zai)查(cha)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器是(shi)(shi)(shi)(shi)否良好(hao),最(zui)后(hou)才檢查(cha)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)本身(shen)。電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)線(xian)(xian)圈斷線(xian)(xian)、軸(zhou)(zhou)承損壞(huai)、轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)彎曲使(shi)定(ding)子(zi)和(he)轉(zhuan)(zhuan)(zhuan)子(zi)相(xiang)擦,都會(hui)使(shi)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)不(bu)(bu)轉(zhuan)(zhuan)(zhuan)。電(dian)(dian)(dian)(dian)(dian)(dian)動機(ji)(ji)(ji)通電(dian)(dian)(dian)(dian)(dian)(dian)后(hou)能(neng)轉(zhuan)(zhuan)(zhuan)動,但轉(zhuan)(zhuan)(zhuan)動并不(bu)(bu)正常。常見的情況(kuang)有(you):電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)運(yun)轉(zhuan)(zhuan)(zhuan)無力.只能(neng)空轉(zhuan)(zhuan)(zhuan),一加負載就會(hui)停下來,這(zhe)多是(shi)(shi)(shi)(shi)線(xian)(xian)圈短路(lu)(lu)或電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器容(rong)(rong)量減小造成(cheng)的;電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)啟動后(hou)很(hen)快發(fa)熱(re),這(zhe)多是(shi)(shi)(shi)(shi)線(xian)(xian)圈受潮(chao),絕(jue)緣下降,使(shi)繞(rao)組(zu)局部短路(lu)(lu),或是(shi)(shi)(shi)(shi)定(ding)子(zi)與轉(zhuan)(zhuan)(zhuan)子(zi)相(xiang)擦造成(cheng);電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)運(yun)轉(zhuan)(zhuan)(zhuan)中噪聲很(hen)大,這(zhe)多是(shi)(shi)(shi)(shi)軸(zhou)(zhou)承損壞(huai),轉(zhuan)(zhuan)(zhuan)子(zi)軸(zhou)(zhou)向間隙(xi)過大,轉(zhuan)(zhuan)(zhuan)軸(zhou)(zhou)彎曲、松動等故障造成(cheng)的;電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)漏電(dian)(dian)(dian)(dian)(dian)(dian)則多是(shi)(shi)(shi)(shi)受潮(chao)嚴重或繞(rao)組(zu)接(jie)地(di)造成(cheng)的。

電(dian)動(dong)(dong)機(ji)通電(dian)后(hou)不(bu)能(neng)運轉(zhuan),但(dan)(dan)撥動(dong)(dong)一下電(dian)機(ji)軸(zhou),就(jiu)能(neng)遲緩的啟(qi)動(dong)(dong),這(zhe)多半是電(dian)容器失效或斷開,以及(ji)副繞組斷路(lu)造成的。啟(qi)動(dong)(dong)時(shi),外力將電(dian)機(ji)向(xiang)哪個方向(xiang)轉(zhuan),電(dian)機(ji)就(jiu)隨著向(xiang)這(zhe)個方向(xiang)啟(qi)動(dong)(dong),這(zhe)是一種故(gu)障現(xian)象。電(dian)機(ji)前后(hou)端蓋(gai)或是軸(zhou)承不(bu)同心,轉(zhuan)子(zi)與定子(zi)稍有(you)擠卡(ka),就(jiu)會(hui)造成啟(qi)動(dong)(dong)困難(nan),但(dan)(dan)一經啟(qi)動(dong)(dong)就(jiu)能(neng)正常運轉(zhuan)。電(dian)源電(dian)壓偏低(di)也(ye)會(hui)使電(dian)機(ji)啟(qi)動(dong)(dong)困難(nan),但(dan)(dan)這(zhe)與電(dian)機(ji)本身無關。