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工程力学  2014 

飞翼飞行器气动伺服弹性耦合动力学特性研究

DOI: 10.6052/j.issn.1000-4750.2013.05.0426, PP. 231-236

Keywords: 气动弹性,气动伺服弹性,飞翼,综合动力学,耦合

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Abstract:

针对飞翼飞行器不同于常规布局的特点,该文以飞翼飞行器为对象讨论了其气动伺服弹性耦合问题。利用分支模态法建立了考虑刚体动力学的综合动力学模型,并结合控制结构及传感器布放位置获得全机的气动伺服弹性模型,详细讨论了不同高度、马赫数情况飞翼飞行器飞行-控制-结构动力学之间的相互影响关系,并对其耦合的动力学特性进行了描述与分析。该文所得的结论对此类飞机的气动伺服弹性分析和设计具有一定的参考价值。

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