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精品文章《对广东电网开展发电机进相运行若干问题的剖析》陈迅吴晓宇陈群摘要当前,在广东电网开展发电机进相运行工作中一些人对进相运行的机理不太清楚,认识上存在误区针对这种情况,对发电机稳定运行区域进行了探讨,并对进相运行与失磁失步、进相运行与定子铁心端部过热、进相运行与自动励磁调节器等关系作了分析对厂用电电压的限制问题及进相运行的安全措施也作了讨论最后得出了发电机进相运行是一种安全正常工况的结论,并且认为投入进相运行的难点不在于技术,而在于人的思想认识关键词发电机;进相运行;稳定运行;失磁失步;定子铁心;工况分类号tm
714.2文献标识码a文章编号1007-290x(xx)01-0001-04analysisonseveralproblemsincarryingoutgeneratorunder-excitationoperationchenxun(guangdongpowertestresearchinstitute,guangzhou510600,china)wuxiao-yu(guangdongpowertestresearchinstitute,guangzhou510600,china)chenqun(hubeipowerinvestigationdesigninstitute,wuhan,hubei430022,china)abstract theunder-excitationoperationofpowergeneratorsisdifficulttocarryoutinguangdongpowergridduetosomemisunderstandingonit.therefore,thestableoperationalregionofgeneratorsisdiscussedalongwiththeanalysisonrelationshipbetweenunder-excitationoperationandlossofexcitation/synchronism,endtemperatureriseofstator-core,andautomaticexcitationregulatorsetc.therestrictiveeffectofauxiliarypowervoltageandthes...。