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小徒弟
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樓主  發(fā)表于: 2011-04-04 10:59
公司有一臺設備用市電水泵的壓力有1.5KG  但用75KW發(fā)電機后壓力只有0.5KG是怎么回事?風(fēng)機的風(fēng)也下降不少,功率,電壓、頻率都正常的   400V/50HZ   。但是原動(dòng)機的轉速沒(méi)法調整  一調電壓、頻率都上去了,而情況也沒(méi)有什么太大的變化  哪位師傅遇到過(guò)這樣的情況   ?指教。
wen_xianjun
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1樓  發(fā)表于: 2011-04-07 07:11
肯定是電壓和頻率問(wèn)題,因發(fā)電不管怎樣電壓和頻率都沒(méi)有市電高。請檢查清楚。
我覺(jué)得不是相序的問(wèn)題,這個(gè)要相信樓主,發(fā)出的電肯定首先會(huì )確認相序,他還不至于這個(gè)不懂.

我們原來(lái)在煤礦經(jīng)常遇到這種事,但風(fēng)機和水泵照樣正常運轉,不知樓主的發(fā)電系統的控制屏是什么樣的,我原來(lái)如果遇到這樣的,只要在屏上將屏上的勵磁機旋扭調整一下即可.

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