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轴流转桨式水轮机桨叶在一定工况下的位置稳定与否,对机组运行稳定有重大影响.结合尼尔基发电厂2号水轮机桨叶频繁抽动缺陷的分析和分解检修处理过程,指出了轴流转桨式水轮机桨叶频繁抽动现象的一些原因,并提出了相应的处理方法,为改进设计提供依据.
The stability of the axial propeller blades under certain operating conditions has a significant impact on the stability of the generating units.Based on the analysis and resolution of frequent tipping flaws on the turbine blades of Nierji Power Plant 2, Some causes of frequent twitching of propeller turbine blades are put forward, and the corresponding treatment methods are put forward to provide the basis for improving the design.