電機殼運行中的保護

發布時間：2023-04-03

電(dian)(dian)(dian)(dian)(dian)機(ji)(ji)殼(ke)要保(bao)(bao)(bao)(bao)證用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)，就要安(an)裝(zhuang)使用(yong)(yong)漏電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)開(kai)關(guan)(guan)。漏電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)開(kai)關(guan)(guan)還(huan)要經常檢(jian)查(cha)，每月試跳不少于一次，如有(you)失(shi)靈立即更換(huan)。漏電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)開(kai)關(guan)(guan)跳閘(zha)或保(bao)(bao)(bao)(bao)險絲燒斷后要查(cha)明原因，排除故障才可恢復用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)。 電(dian)(dian)(dian)(dian)(dian)機(ji)(ji)殼(ke)利用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)運行(xing)(xing)(xing)(xing)(xing)(xing)(xing)時(shi)的(de)正常電(dian)(dian)(dian)(dian)(dian)流作為(wei)參考值進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。利用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)運行(xing)(xing)(xing)(xing)(xing)(xing)(xing)時(shi)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)溫升進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。測(ce)量(liang)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)的(de)軸徑震動(dong)(dong)(dong)進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。利用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)運行(xing)(xing)(xing)(xing)(xing)(xing)(xing)時(shi)三相求平(ping)衡(heng)(heng)，檢(jian)測(ce)電(dian)(dian)(dian)(dian)(dian)流是(shi)否平(ping)衡(heng)(heng)，利用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)，電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)器(qi)(qi)件(jian)進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。通過測(ce)量(liang)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)對地漏電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流大(da)小進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。利用(yong)(yong)互感器(qi)(qi)測(ce)量(liang)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)進(jin)(jin)線三相零序電(dian)(dian)(dian)(dian)(dian)流為(wei)零的(de)特性(xing)進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)。綜上(shang)(shang)所敘(xu)實(shi)際上(shang)(shang)都是(shi)利用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)運行(xing)(xing)(xing)(xing)(xing)(xing)(xing)時(shi)電(dian)(dian)(dian)(dian)(dian)流大(da)小，變化進(jin)(jin)行(xing)(xing)(xing)(xing)(xing)(xing)(xing)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)(hu)(hu)的(de)。 無刷(shua)直流電(dian)(dian)(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)是(shi)采用(yong)(yong)了半導體開(kai)關(guan)(guan)器(qi)(qi)來實(shi)現(xian)電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)轉換(huan)的(de)，即用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)開(kai)關(guan)(guan)器(qi)(qi)代替(ti)傳統的(de)接觸(chu)式轉換(huan)器(qi)(qi)和電(dian)(dian)(dian)(dian)(dian)刷(shua)。它具有(you)可靠性(xing)高、無換(huan)向火(huo)花(hua)、機(ji)(ji)械噪(zao)聲(sheng)低等(deng)優點，廣(guang)泛應用(yong)(yong)于錄音座(zuo)、錄像機(ji)(ji)、電(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)儀器(qi)(qi)及自動(dong)(dong)(dong)化辦公(gong)設備中。