某离心叶轮叶片掉块故障分析及排除
Automation Application（2018）
Abstract
针对某离心叶轮分流叶片断裂掉块故障,结合同批次叶片掉块的故障分析,进行振动信号分析、叶片失效分析、叶片频率测量及应力分析研究,得出叶片裂纹掉块的故障机理.进而通过叶片动应力测量试验进行了验证,提出了切实有效的改进措施,为该类故障的排除提供了宝贵的经验.
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