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飞行器航迹倾角的自适应动态面控制

, PP. 275-279

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Abstract:

针对飞行器纵向模型具有参数不确定性和外界干扰的特点,提出一种飞行器航迹倾角的自适应动态面控制方法.动态面控制方法通过引入一阶低通滤波器避免了传统反演设计存在的"微分爆炸"现象,采用自适应律对模型未知参数进行在线估计,并利用非线性阻尼项克服外界干扰.通过Lyapunov方法证明得出闭环系统半全局一致稳定,跟踪误差可通过调节控制器参数达到任意小.仿真结果表明该方法能在简化控制设计过程的同时保证航迹倾角跟踪上预定轨迹,控制系统具有较强的自适应能力且对外界干扰具有一定的鲁棒性.

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