对于具有切换参数的异常扰动系统,基于事件的滑动模式控制
1School of Data Science and Information Engineering, Guizhou Minzu University, Guizhou 550025, China.
ISA transactions
|January 2, 2025
概括
本研究介绍了一种基于记忆的动态事件触发的新型协议,用于异常扰动的交换系统. 这种方法提高了控制性能,并减少了灵活状态转换的通信负载.
科学领域:
- 控制系统工程 控制系统工程
- 系统理论 系统理论
- 应用数学 应用数学 应用数学
背景情况:
- 具有切换参数的奇异扰动系统带来了独特的控制挑战.
- 传统的马可维式切换系统假设指数式状态过渡分布,限制了灵活性.
- 事件触发控制旨在减少复杂系统中的通信负载.
研究的目的:
- 为具有一般开关参数分布的异常扰动系统开发基于事件的滑动模式控制策略.
- 提出一种基于内存的动态事件触发协议 (DETP),以提高控制性能和通信效率.
- 为了确保滑动模式动态在有限干扰下 (EMSUB) 的指数级模式稳定性.
主要方法:
- 一个基于内存的动态事件触发协议 (DETP),包含一个辅助偏移变量的内存术语.
- 构建一个整体类型的滑动表面.
- 采用隐藏的半马科夫交换模型来解决模式不匹配的问题.
- 利用参数依赖的利亚普诺夫理论来导出稳定性条件.
主要成果:
- 拟议的基于内存的DETP有效地减少了通信数据包的频率.
- 控制策略减轻了通信开销,同时保持了控制性能.
- 获得了足够的条件,保证了滑动模式动态的EMSUB.
- 模拟示例验证了拟议的控制战略的有效性.
结论:
- 新型基于内存的DETP提供了一种有效的解决方案,用于控制异常扰乱的开关系统.
- 积分型的滑动表面和隐藏的半马科夫模型有效地处理系统的复杂性.
- 由此产生的稳定性条件为这些系统的控制设计提供了坚实的框架.
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