通过采用合理的铸造工艺，确保了其叶片型线尺寸精度、转轮表面质量及铸件内部的致密度满足了设计要求。
By adopting appropriate foundry techniques, the accuracy of dimension and shape were ensured. The surface quality and internal density of runner meet the requirements of design.
水轮机转轮叶片的刚强度与振动特性分析对水轮机的优化设计、稳定运行、防止事故发生等都有重要的理论与实际意义。
Rigidity, strength and vibration analysis are important to the blade of hydrodynamic turbine, both in theoretical and actual fields, such as optimum design, stable operation and damage preventing.
本文作者定量分析计算由转轮有限叶片数引起的叶片出口相对速度分布状态，并以所获结果提出了改善叶片设计的措施。
The author of this paper analyzes and calculates the relative velocity distribution at the blade exit of runner caused by limited blades and offers the way to improve blade design.
本文根据流体机械准三元流动理论，以叶片式流体机械转轮的设计研究方法为出发点，针对斜流式水轮机转轮设计方法进行了理论探讨。
According to the quasi-three dimensional theory of hydraulic machinery, this paper discussed the runner design method of the diagonal turbine, based on the blade turbine runner design theory.
现实中，在大型水轮机长期的使用过程中转轮叶片会出现断裂的情况，这种断裂是在设计寿命之内发生的，对转轮的使用产生了极大的威胁。
In reality, long-term use of large turbine runner blades during the break occurs the situation, this fault is occurring within the design life, it pose a great threat to use of the runner.
这种方法有效地解决了调节转轮叶片出口角度的困难，能较快的设计出性能良好的转轮。
This approach effectively solved the problem of runner blade Angle adjustment and is able to rapidly design runner blades with good performance.
欲提高贯流式水轮机的使用水头，应改进转轮叶片的设计方法，以设计出能量和气蚀性能良好的高水头贯流式水轮机。
To increase the head of bulb turbine, it is necessary to improve the runner blade design method and design high head bulb turbine with good energy and cavitation coefficient performance high.
欲提高贯流式水轮机的使用水头，应改进转轮叶片的设计方法，以设计出能量和气蚀性能良好的高水头贯流式水轮机。
To increase the head of bulb turbine, it is necessary to improve the runner blade design method and design high head bulb turbine with good energy and cavitation coefficient performance high.
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