混流式水轮机转轮是重要的水下旋转部件。
The Francis turbine runner is an important running part of under water.
本文系统而简要地介绍了混流式水轮机转轮疲劳设计方法的研究成果。
This paper systematically introduces the fatigue design methods of Francis turbine runner.
混流式水轮机转轮前后的流场研究对于转轮水力设计，改善其性能有着重要意义。
The study on flow field in front and at back of a Francis turbine runner is very important for the runner in its hydraulic design and characteristic improvement.
混流式水轮机转轮叶片裂纹故障严重影响了水电站的安全稳定运行和经济效益的发挥。
Cracks in Francis turbine runner blades threaten the safety, stability and economic profits of the hydropower station.
通过数值模拟首次实现了混流式水轮机转轮内王维空化流场和叶片上三维空穴区域的预测。
The 3d cavitation flow field in the turbine runner and 3d cavity region onthe blade are predicted by the numerical simulation firstly.
概要介绍混流式水轮机转轮计算机设计的水力设计方法，其一般原理同样适用于离心泵和混流泵叶轮的设计。
A brief presentation on computer aided hydraulic design of Francis Turbine runners is given, the general principle of which are also applicable to centrifugal and mixed flow pump runners.
本文通过分析近期的现场测试数据，给出了混流式水轮机转轮叶片在启动、甩负荷、停机三种过渡工况下的应力状态。
This paper describe the blade stress state of Francis turbine in the course of starting, load rejection, stalling by analysing the field test data.
以该方法为基础所开发的混流式转轮准三元设计系统，成功地应用于水轮机转轮设计，表明该设计方法是实用和有效的。
This design system has proved to be practical and effective for its successful application in Francis runner design for Three Gorges Project.
以该方法为基础所开发的混流式转轮准三元设计系统，成功地应用于水轮机转轮设计，表明该设计方法是实用和有效的。
This design system has proved to be practical and effective for its successful application in Francis runner design for Three Gorges Project.
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