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節能防爆電機冒煙原因 您當前位置: 首頁 >> 詳(xiang)細信息(xi)

節能防爆電機冒煙原因

[來源(yuan):] [作(zuo)者:handu] [日期:2015-08-12 11:41:28]

  節能防爆電機(ji)出(chu)現故障的原因有(you):

  (1)電(dian)(dian)源(yuan)電(dian)(dian)壓過低(di),若(ruo)(ruo)電(dian)(dian)源(yuan)線壓降過大,更換較(jiao)粗的電(dian)(dian)源(yuan)線。若(ruo)(ruo)電(dian)(dian)源(yuan)電(dian)(dian)壓太低(di),由供電(dian)(dian)部門(men)解決;

  (2)電源電壓(ya)過(guo)高(gao),如果電源電壓(ya)超標較(jiao)大,由供電部門解決;

  (3)定、轉(zhuan)子鐵心摩托車擦,若(ruo)(ruo)軸承(cheng)間隙(xi)超限,更換(huan)新(xin)軸承(cheng)。若(ruo)(ruo)轉(zhuan)軸彎(wan)曲,調直(zhi)處(chu)(chu)理。若(ruo)(ruo)鐵心松動,變(bian)形(xing),處(chu)(chu)理鐵心;

  (4)繞組表面粘滿(man)塵垢、異物(wu),清(qing)掃(sao)或(huo)清(qing)洗電動機;

  (5)電動(dong)機頻繁啟動(dong)或正、反轉次數過多(duo),減少電動(dong)機啟動(dong)及(ji)正、反轉次數,或更換適合的電動(dong)機;

  (6)電(dian)動(dong)機(ji)(ji)過(guo)載(zai)或拖動(dong)機(ji)(ji)械的阻力過(guo)大,排除拖動(dong)機(ji)(ji)械故障,減(jian)(jian)小阻力。若超過(guo)額定電(dian)流,需(xu)減(jian)(jian)低負(fu)載(zai)。更換大容量電(dian)動(dong)機(ji)(ji)或采(cai)取增容措施;

  (7)籠型轉(zhuan)子(zi)(zi)斷條或(huo)繞線轉(zhuan)子(zi)(zi)繞組接線松脫,對斷條和(he)松脫處,進行(xing)補焊或(huo)緊固(gu)螺(luo)絲;

  (8)進風溫(wen)度過高,檢查(cha)冷(leng)卻裝置及周圍環境溫(wen)度;

  (9)繞組匝間,相間短路,繞組接地(di),檢(jian)查排除;

  (10)電(dian)動機(ji)缺相運轉,檢(jian)查熔絲、開(kai)關接觸(chu)點,排除故障;

  (11)風(feng)扇(shan)(shan)故(gu)障造(zao)成通風(feng)不(bu)良(liang),檢查風(feng)扇(shan)(shan),扇(shan)(shan)葉是否(fou)變形,損壞或松脫,必(bi)要時(shi)更換;

  (12)重繞(rao)后,繞(rao)組浸(jin)漬不良,進(jin)行(xing)“二次”浸(jin)漆處理,或采用(yong)真空浸(jin)漆措(cuo)施(shi);

  (13)繞組接線錯誤,改接;

  (14)環(huan)境溫度(du)增高,或電動機通(tong)風道堵塞,改(gai)善環(huan)境溫度(du)狀況。

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