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叶片缺陷对水力性能的影响研究

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摘要 为了研究叶片制造缺陷对水力模型性能的影响规律,文章采用三维湍流数值计算方法对含缺陷的叶片的水力性能进行了仿真分析,并与无缺陷的叶片进行了对比,得到了叶片在有无缺陷两种条件下的内部压力场和速度场。对比结果表明:叶片外缘进口头部的初始缺陷会造成叶轮扬程的下降,缺陷局部流场分布良好,不会影响叶轮的稳定性。
作者 江福
出处 《科技创新与应用》 2013年第15期10-10,共1页 Technology Innovation and Application
关键词 叶片缺陷 CFD 扬程
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