计算结果表明，多目标水力优化设计可以改善水轮机引水部件的综合水力性能。
The computational results has shown that the global hydraulic performances of the diversion components of hydraulic turbines can be modified by means of the multi-objective hydraulic optimizations.
本文建立了水轮机引水部件多目标水力优化的数学模型，并进行了计算机数字仿真。
The mathematical model is established for the multi-objective hydraulic optimizations of the diversion components of hydraulic turbines, and the computer simulation is carried out.
蜗壳、固定导叶和活动导叶组成的引水、导水部件的水力设计对水轮机性能有着举足轻重的作用。
The hydraulic design of diversion components and guiding device which are composed by volute, stay vanes and guide vanes is very important to the performance of hydraulic turbine.
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