| 进口扰动波对二维叶栅气动性影响的数值模拟 |
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| 引用本文： | 阎成鸿.进口扰动波对二维叶栅气动性影响的数值模拟[J].中国民航学院学报,2007,25(4):8-11. |
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| 作者姓名： | 阎成鸿 |
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| 作者单位： | 民航飞行技术与飞行安全科研基地 四川广汉618307 |
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| 摘 要： | 以某型航空发动机叶轮机为研究对象,采用了周期性边界条件和spalart-allmaras湍流计算模型,通过数值模拟,研究了进口扰动波对二维叶栅气动性能的影响,结果表明:随着扰动振幅和扰动频率的增大,叶栅通道的总压损失系数均变大。
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| 关 键 词： | 叶轮机 数值模拟 进口扰动波 二维叶栅 |
| 文章编号： | 1001-5000（2007）04-0008-04 |
| 修稿时间： | 2007-02-142007-05-23 |
Numerical Simulation of Inlet Perturbation Wave's Effect on Two-Dimensional Cascades' Performance |
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| YAN Cheng-hong.Numerical Simulation of Inlet Perturbation Wave''''s Effect on Two-Dimensional Cascades'''' Performance[J].Journal of Civil Aviation University of China,2007,25(4):8-11. |
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| Authors: | YAN Cheng-hong |
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| Institution: | CAAC Scientific Research Base of Civil Aviation Flight Technology and Safety,Guanghan 618307,China |
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| Abstract: | A turbomachinery of the aero engine is researched.And the spalart-allmaras turbulent model is used for numerical simulation of the flow field in the two-dimensional cascades.The results show that the coefficent of total pressure loss becomes more large with the incresse of the perturbation amplitude and frequency. |
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| Keywords: | turbomachinery numerical simulation inlet perturbation wave two-dimensional cascades |
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