一个新的事件触发的适应固定时间控制设计,用于不确定的非线性系统.
IEEE transactions on cybernetics
|April 30, 2024
概括
本研究介绍了一种新的动态记忆事件触发 (DMET) 控制策略,用于不确定的非线性系统. 该方法在约束条件下确保固定时间跟踪控制,有效地处理未建模的动态和非关联输入.
科学领域:
- 控制系统工程 控制系统工程
- 非线性系统分析 非线性系统分析
- 适应性控制理论 适应性控制理论
背景情况:
- 现有的动态事件触发控制方法与具有未建模动态和非关联输入的非线性系统作斗争.
- 这些局限性限制了当前控制策略在复杂系统中的实际应用.
- 应对这些挑战对于提高控制系统的稳定性和适用性至关重要.
研究的目的:
- 开发一种新的动态记忆事件触发 (DMET) 适应性模糊固定时间控制协议.
- 克服现有方法在处理非affine输入和非建模动态方面的局限性.
- 确保跟踪错误在时间变化的不对称约束中在固定的时间内趋同.
主要方法:
- 使用命令过的倒退方法来构建控制协议.
- 引入了一个新的动态信号功能来管理未建模的动态.
- 一个改进的DMET机制 (DMETM) 旨在解决非affine输入问题.
主要成果:
- 拟议的DMET控制策略保证了追踪错误的趋同到一个小的紧集在固定的时间.
- 封闭循环系统中的所有信号都被证明是有界的.
- 模拟示例验证了开发的控制方法的有效性.
结论:
- 新的DMET自适应模糊固定时间控制协议有效地处理具有不确定性的复杂非线性系统.
- 该战略在具有挑战性的条件下确保了强大的性能和有限的信号.
- 这项研究推动了事件触发控制在现实世界非线性系统中的应用.
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