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diao su qi ye ya sui dong xi tong ju dong yuan yin fen xi ji dui ce
Author(s): 
Pages: 62
Year: Issue:  4
Journal: Electric Safety Technology

Abstract:  水轮发电机调速系统通常采用压力油作为工作能源来操作其导叶、桨叶.某水电站水轮发电机调速系统采用步进式电液转换器,压力油额定压力为6.3 MPa.2004年9月,该水电站首台机组投产,随后3年时间里电站4台机组共发生了6次由于调速器液压随动系统拒动而引起的机组无法自动开机的事件.这不仅延长了机组开机时间,影响了机组的安全经济运行,而且有可能引发被调度考核电量的风险.
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