集成BLF基于自适应动态事件触发的边界控制,用于灵活的升降系统
IEEE transactions on cybernetics
|May 7, 2024
概括
本研究引入了一种新的动态事件触发控制方法,用于通过部分微分方程 (PDEs) 建模的灵活起升系统. 这种方法优化了控制输入,减少了振动,提高了系统性能和计算效率.
科学领域:
- 工程 工程师 工程师 工程师
- 控制系统 控制系统
- 应用数学 应用数学 应用数学
背景情况:
- 灵活的升降系统通常使用部分微分方程 (PDEs) 建模,呈现复杂的时空合挑战.
- 为这些系统实施动态事件触发机制 (DETM) 是困难的,因为它们固有的特点.
- 现有的控制方法在优化控制输入和控制振动方面可能存在局限性.
研究的目的:
- 开发一种新的动态事件触发控制方法,用于基于PDE的灵活升降系统.
- 为了优化控制输入和降低计算成本.
- 为了有效地应对边界位置振动和外部干扰.
主要方法:
- 一个新的动态事件触发自适应边界控制器被设计用于灵活的升降系统.
- 一个适应性有限的补偿项被纳入,以抵消外部干扰.
- 引入了一个新的积分屏障Lyapunov函数 (iBLF) 来管理边界位置约束并减少控制器保守性.
主要成果:
- 拟议的动态事件触发控制方法有效地减少了灵活升降器中的边界位置振动.
- 节省了从控制器到执行器的计算成本.
- 控制器的设计表明,对于PDE模拟的柔性升降器来说,保守性降低了.
- 通过适应性补偿术语,有效抵消外部干扰.
结论:
- 新的动态事件触发的自适应边界控制方法对PDEs模拟的灵活升降系统有效.
- 这种方法成功地优化了控制输入,减少振动和处理干扰.
- 整体屏障Lyapunov函数减轻了控制器设计中的保守主义,通过模拟验证.
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