在过渡飞行过程中,适应式滑动模式的故障耐受控制过度激活的混合动力VTOL固定翼无人机在过渡飞行过程中
Ban Wang1, Huimin Zhao1, Xinyue Hu1
1School of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, China; National Key Laboratory of Aircraft Configuration Design, Xi'an 710072, China.
ISA transactions
|December 31, 2025
概括
本研究引入了无人飞行器 (UAV) 的自适应滑动模式容错控制,增强了对不确定性和故障的稳定性. 这种新的方法可以防止参数过度估计,减少可靠飞行操作的控制聊天.
科学领域:
- 机器人和控制系统 机器人和控制系统
- 航空航天工程 航空航天工程
- 耐故障控制控制的控制方式
背景情况:
- 无人驾驶飞行器 (UAV) 面临来自模型不确定性和执行器故障的挑战.
- 过度执行的垂直起降 (VTOL) 固定翼无人机需要强大的控制策略.
- 现有的容错控制方法可能会在适应性参数估计和控制聊天方面遇到困难.
研究的目的:
- 为过度激活的VTOL固定翼无人机开发一种创新的自适应滑动模式容错控制 (SMC) 方法.
- 在没有事先故障信息的情况下解决模型不确定性和执行器故障.
- 为了抑制适应性参数的高估和减少控制聊天.
主要方法:
- 适应式滑动模式控制 (SMC) 机制旨在自主补偿不确定性和故障.
- 集成了一个控制分配模块,用于管理过度执行系统的控制信号分配.
- 适应性控制方法的设计旨在防止对适应性参数的高估.
主要成果:
- 开发的自适应式SMC有效地弥补了模型不确定性和执行器故障.
- 控制分配模块有效地分配控制信号,利用无人机过度执行的性质.
- 适应性控制策略成功地防止了参数的估计过高,减轻了控制聊天.
结论:
- 拟议的自适应滑动模式耐故障控制为VTOL固定翼无人机提供了强大可靠的解决方案.
- 与传统方法相比,该方法在处理不确定性和故障方面表现出卓越的性能.
- 广泛的硬件在循环中的模拟验证了设计的控制技术的有效性和优越性.
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