Optimal structure of transition for Francis turbine stay ring was obtained through computing and analysis.
通过对混流式水轮机座环过渡段进行分析，获得了过渡段的最优结构。
Research was conducted into the optimization design of stay ring structure of the bulb tubular turbine based on the analysis of finite element.
邢伟在有限元分析的基础上，对贯流式水轮机座环结构进行了优化设计研究。
The water filling and pressure maintaining system mainly included: pressure pump and its control device, blockage end at the spiral case inlet, sealing ring on the stay ring of turbine, etc.
蜗壳内充水保压系统，主要包括加压水泵及其控制装置、蜗壳进口闷头、座环密封环等组成。
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