垂直轴水轮机CFD数值模拟有效性验证  

Verification of Vertical Axis Tidal Turbine CFD Numerical Simulation Effectiveness

作　　者：李志川 张理 肖钢 朱宏武 张亮[4] 

机构地区：[1]中海油研究总院,北京100027 [2]中国石油大学博士后流动站,北京102200 [3]中国石油大学机械与储运工程学院,北京102200 [4]哈尔滨工程大学海洋可再生能源研究所,哈尔滨150001

出　　处：《应用能源技术》2014年第2期1-6,共6页Applied Energy Technology

基　　金：国家海洋可再生能源专项资金项目"500kW海洋能独立电力系统示范工程"(GHME2010GC02)

摘　　要：CFD方法作为垂直轴水轮机水动力性能预报和分析的一种重要手段,得到了广泛的应用,但是目前,对于垂直轴水轮机CFD数值模拟的精度和可信度缺乏系统的研究,因此针对这一问题,展开了垂直轴水轮机CFD数值模拟有效性研究,探讨了湍流模型、时间步长和网格尺度对计算结果的影响,并通过与试验结果的对比,验证了CFD方法的有效性,为以后CFD方法在垂直轴水轮机性能预报方面的应用奠定了基础。CFD methods as an important way of hydrodynamic performance prediction and analysis of vertical axis tidal turbine get a wide range of applications, but for now, there is a lack of systematic research for CFD numerical simulation accuracy and reliability of the vertical axis tidal turbine, so for this problem , a research on CFD numerical simulation effectiveness of vertical tidal axis turbine is started, study the effect of turbulence model, time step and mesh size on the calculation results and comparison with test results, verify the effectiveness of the CFD method through comparison of experiment results and calculation results, which laid the foundation of the CFD method applied in vertical axis tidal turbine performance prediction.

关 键 词：垂直轴水轮机 有效性 湍流模型 时间步长 

分 类 号：TK730[交通运输工程—轮机工程]