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基于数值延拓算法的倾转旋翼机配平及稳定性分析

张练 林清 叶川 马存旺

张练, 林清, 叶川, 马存旺. 基于数值延拓算法的倾转旋翼机配平及稳定性分析[J]. 航空动力学报, 2018, 33(1): 239-146. doi: 10.13224/j.cnki.jasp.2018.01.029
引用本文: 张练, 林清, 叶川, 马存旺. 基于数值延拓算法的倾转旋翼机配平及稳定性分析[J]. 航空动力学报, 2018, 33(1): 239-146. doi: 10.13224/j.cnki.jasp.2018.01.029
Trim and stability analysis of tiltrotor aircraft based on numerical continuation method[J]. Journal of Aerospace Power, 2018, 33(1): 239-146. doi: 10.13224/j.cnki.jasp.2018.01.029
Citation: Trim and stability analysis of tiltrotor aircraft based on numerical continuation method[J]. Journal of Aerospace Power, 2018, 33(1): 239-146. doi: 10.13224/j.cnki.jasp.2018.01.029

基于数值延拓算法的倾转旋翼机配平及稳定性分析

doi: 10.13224/j.cnki.jasp.2018.01.029

Trim and stability analysis of tiltrotor aircraft based on numerical continuation method

  • 摘要: 考虑旋翼尾流对机翼、平尾和垂尾的气动干扰,建立了倾转旋翼机非线性飞行动力模型。以XV15为例,通过简化悬停模型,计算得到悬停的配平解,在此基础上,分别以前飞速度和短舱转角为延拓参数,数值延拓完成直升机模式、过渡模式和飞机模式在不同飞行速度下的配平。并在此基础上对倾转旋翼机进行稳定性分析。计算结果表明:应用数值延拓算法进行配平可以不受初值限制计算得到真实解;数值延拓算法具有全面性,可计算全短舱转角-速度包线内的平衡值。

     

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出版历程
  • 收稿日期:  2016-07-04
  • 刊出日期:  2018-01-28

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