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主要几何参数对叶栅式反推力装置性能的影响

张国栋 王强

张国栋, 王强. 主要几何参数对叶栅式反推力装置性能的影响[J]. 航空动力学报, 2012, 27(1): 145-151.
引用本文: 张国栋, 王强. 主要几何参数对叶栅式反推力装置性能的影响[J]. 航空动力学报, 2012, 27(1): 145-151.
ZHANG Guo-dong, WANG Qiang. Influence of cascade configuration on aerodynamic performance of a cascade thrust reverser[J]. Journal of Aerospace Power, 2012, 27(1): 145-151.
Citation: ZHANG Guo-dong, WANG Qiang. Influence of cascade configuration on aerodynamic performance of a cascade thrust reverser[J]. Journal of Aerospace Power, 2012, 27(1): 145-151.

主要几何参数对叶栅式反推力装置性能的影响

Influence of cascade configuration on aerodynamic performance of a cascade thrust reverser

  • 摘要: 选取等厚叶栅进行数值模拟,采用混合网格生成技术,研究叶栅进口气流角、过渡段半径、叶片上下端轴向间距、稠密度和出口气流角对空气流量和轴向反推力的影响.计算结果表明:进口气流角、过渡段半径和叶片上下端轴向间距对风扇气流能否顺利导入叶栅起重要作用;稠密度影响着叶栅的出口面积和导流性能;出口气流角是反推力装置设计的关键因素,对反推性能起着决定性的作用.

     

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出版历程
  • 收稿日期:  2011-03-03
  • 修回日期:  2011-05-05
  • 刊出日期:  2012-01-28

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