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航空发动机整机准三维流场仿真

Long-jiang YU,Mei-ning CHEN, Ying PIAO

Hangkong Dongli Xuebao/Journal of Aerospace Power（2008）

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Abstract
分析了航空发动机各部件内部流动的S2流面数学模型,进行了整机流场仿真计算.求解过程采用具有TVD性质的高阶Godunov格式,具有良好的数值稳定性和激波捕获能力.考虑了粘性效应以及二次流损失对于部件及整机性能的影响.对于部件间及叶排间的参数传递,采用了一种完全守恒的处理方法,保证了数值通量的连续性.仿真结果与试验数据的对比证明该方法具有较高的精度.
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Key words
Aero engines,Aerospace propulsion system,Flow field calculation,Numerical simulation,S2 surface
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