水科学与工程技术
水科學與工程技術
수과학여공정기술
WATER SCIENCES AND ENGINEERING TECHNOLOGY
2013年
3期
52-56
,共5页
混流式水轮机%高比转速%水力性能%优化设计
混流式水輪機%高比轉速%水力性能%優化設計
혼류식수륜궤%고비전속%수력성능%우화설계
francis turbine%high specific speed%hydraulic characteristics%optimization design
结合藏木水电站高比转速水轮机参数优化项目，通过CFD分析，对模型水轮机的蜗壳、尾水管、转轮等水力过流部件进行了全面优化设计。通过模型试验验证，藏木水电站水轮机水力性能研究达到了预期目标， CFD 分析结果与模型试验结果基本吻合，为高比转速转轮的水力性能优化提供参考。
結閤藏木水電站高比轉速水輪機參數優化項目，通過CFD分析，對模型水輪機的蝸殼、尾水管、轉輪等水力過流部件進行瞭全麵優化設計。通過模型試驗驗證，藏木水電站水輪機水力性能研究達到瞭預期目標， CFD 分析結果與模型試驗結果基本吻閤，為高比轉速轉輪的水力性能優化提供參攷。
결합장목수전참고비전속수륜궤삼수우화항목，통과CFD분석，대모형수륜궤적와각、미수관、전륜등수력과류부건진행료전면우화설계。통과모형시험험증，장목수전참수륜궤수력성능연구체도료예기목표， CFD 분석결과여모형시험결과기본문합，위고비전속전륜적수력성능우화제공삼고。
Base on optimization design of high specific speed Francis turbine of Zangmu power station, this paper presents the whole optimization design procedure of hydraulic flow passage components of model turbine through CFD analyze, such as spiral case, draft tube, runner etc.The model test results show that all the performance of hydraulic turbine of the Zang-mu power station meet the expected characteristic. The CFD analyzed results are coincidence with model test results. It can give some reference to the hydraulic optimization of high specific speed runner.
