屏障莱普诺夫基于函数的指导法规设计,用于空中飞行器穿越空隙
1Department of Aerospace Engineering, Indian Institute of Technology Bombay, Mumbai 400076, India.
ISA transactions
|July 16, 2025
概括
这项研究引入了一种新的空中飞行器引导系统,用于使用屏障Lyapunov功能和承载信息来导航空隙. 新型非线性设计确保可靠的间隙穿越,即使有显著的飞行角度偏差和干扰.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 控制系统工程 控制系统工程
- 航空航天工程 航空航天工程
背景情况:
- 空中飞行器需要强大的指导来实现自主导航,尤其是在复杂的环境中,如空隙穿越.
- 现有的指导方法通常依赖于线性化,限制大偏差下的性能.
- 在实际应用中,主动视觉方法对于实时差距边缘检测至关重要.
研究的目的:
- 提出一种新的非线性指导设计,用于空中飞行器间隙穿越.
- 为了利用障碍物Lyapunov功能和带有信息的增强指导.
- 为了确保在没有系统线性化的情况下可靠的性能,适应飞行参数的显著偏差.
主要方法:
- 基于屏障莱普诺夫函数 (BLF) 的指导法规的制定.
- 集成来自主动视觉系统的轴承信息,用于间隙传感.
- 非线性控制框架应用于点质量和四旋翼模型.
- 通过包括风暴和噪音在内的广泛的数值模拟进行验证.
主要成果:
- 拟议的指导法有效地使飞行器能够跨越空隙.
- 非线性框架确保了对航向和飞行路径角度的显著偏差的稳定性.
- 模拟证实了导航系统在平面和3D场景中的有效性.
- 性能在具有挑战性的条件下得到验证,例如风暴和高斯噪声.
结论:
- 屏障莱普诺夫基于功能的指导是空中飞行器间隙穿越的高度有效策略.
- 与线性化方法相比,非线性方法提供了更高的性能和稳定性.
- 建议的指导设计适用于需要在狭窄空间中自主导航的现实应用.
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