适应输出反控制不确定非线性系统的量子化输入和输出
1School of Information Science and Technology, Beijing University of Technology, Beijing, 100124, China.
ISA transactions
|February 6, 2025
概括
本研究介绍了对不确定非线性系统的自适应控制方案,处理量化输入和输出. 该方法确保了系统稳定,尽管粗量化,通过参数调整实现了小的剩余误差.
科学领域:
- 控制理论 控制理论
- 非线性系统是非线性系统.
- 系统工程 系统工程
背景情况:
- 由于不确定性,非线性系统在控制方面存在挑战.
- 系统输入和输出中的量化复杂化了控制设计.
- 现有的方法可能会与输入和输出量化同时扎.
研究的目的:
- 为不确定的非线性系统开发适应性稳定控制方案.
- 解决量子化输入和输出信号所带来的挑战.
- 确保系统稳定,并尽量减少量子化效应下的剩余错误.
主要方法:
- 为不连续的量子化输出引入了有限时间过器,确保连续性和受部门约束的属性.
- 设计了一个观察者来估计无法测量的状态.
- 使用动态表面控制来避免过量子化输出的重复衍生.
主要成果:
- 拟议的有限时间波器可以产生连续的,受部门限制的过量子化输出.
- 观察者成功地估计了无法测量的状态.
- 适应性控制方案保证了稳定错误的趋同到一个小的残余集合.
结论:
- 开发的自适应稳定控制方案有效处理不确定的非线性系统,其输入和输出量化.
- 有限时间过,观察者设计和动态表面控制的结合提供了一个强大的解决方案.
- 这种方法表明,即使使用粗的量化器,也可以通过设计参数进行调整,这种方法也具有实际适用性.
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