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Elimination of Governor Oil Pipe Vibration of No.5 Unit in Hunan Zhendian Station
Pages: 74-76
Year: Issue:  1
Journal: Guangxi Electric Power

Keyword:  调速器油管振动油流速度管道刚度;
Abstract: 解决湖南镇电站5号机组调速器油管振动问题.根据调速器油管前期及后续处理过程中振动变化趋势分析油管振动产生的原因,并利用力学公式分析计算,提出消除振动的对策.分析认为,油流运动加速度增大、管架及管路共振、管道刚度不足以及管道压力损失加大是调速器油管振动加大的主要原因.采取优化开机过程曲线、加固管架、增设管路斜撑、降低局部压力损失等措施消除调速器油管振动.实践证明,油管振动原因分析准确,消除振动措施可行、有效.
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