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离心压气机确定应力场分析

柳阳威 黄卫兵 刘宝杰

柳阳威, 黄卫兵, 刘宝杰. 离心压气机确定应力场分析[J]. 航空动力学报, 2008, 23(3): 534-540.
引用本文: 柳阳威, 黄卫兵, 刘宝杰. 离心压气机确定应力场分析[J]. 航空动力学报, 2008, 23(3): 534-540.
LIU Yang-wei, HUANG Wei-bing, LIU Bao-jie. Analysis of deterministic stresses in a centrifugal compressor[J]. Journal of Aerospace Power, 2008, 23(3): 534-540.
Citation: LIU Yang-wei, HUANG Wei-bing, LIU Bao-jie. Analysis of deterministic stresses in a centrifugal compressor[J]. Journal of Aerospace Power, 2008, 23(3): 534-540.

离心压气机确定应力场分析

基金项目: 国防基础预研项目(A0620060430);航空支撑科技基金(04B51004)

Analysis of deterministic stresses in a centrifugal compressor

  • 摘要: 采用定常和非定常数值模拟技术,研究了某跨声离心压气机内的固有非定常流动.对比分析了定常流场和非定常时均流场之间的差别,着重分析了通道内确定应力的分布规律以及交界面确定应力的分布特点.结果表明,叶轮和扩压器中的确定应力在数值上相当,通道内的确定应力沿周向分布有较大的梯度、沿流向分布的总体趋势是从交界面向两侧迅速衰减,交界面处的确定应力和其空间相关项之间在数值上存在一定的偏差.

     

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出版历程
  • 收稿日期:  2007-03-16
  • 修回日期:  2007-06-08
  • 刊出日期:  2008-03-28

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