具有弹性事件触发的基于观察者的非线性系统的控制在拒绝服务攻击下,执行器和
Muhammad Ahsen Ali1, Naeem Iqbal1, Muhammad Rehan1
1Department of Electrical Engineering, Pakistan Institute of Engineering and Applied Sciences (PIEAS), Islamabad, Pakistan.
ISA transactions
|May 8, 2024
概括
本研究介绍了面临拒绝服务 (DoS) 攻击和执行器和的网络系统的弹性事件触发控制方案. 该方法确保了稳定性和资源效率,优于现有设计.
科学领域:
- 控制系统工程 控制系统工程
- 网络系统安全 网络系统安全
- 非线性动力学 非线性动力学
背景情况:
- 网络系统容易受到拒绝服务 (DoS) 攻击,破坏控制操作.
- 执行器和和状态非线性使连续时间系统中的控制设计复杂化.
- 现有的控制策略经常与DoS攻击和系统非线性相结合的挑战作斗争.
研究的目的:
- 为非线性网络系统开发一个事件触发的控制方案,能够抵御DoS攻击.
- 在控制框架内解决执行器和和状态方程非线性问题.
- 为了确保系统稳定,网络资源效率,并排除Zeno行为.
主要方法:
- 一个事件触发方案与基于观察者的控制相结合,旨在抵御DoS攻击.
- 对于稳定性分析的切换非线性模型,应用了一种碎片式Lyapunov-Krasovskii功能方法.
- 线性矩阵不等式用于控制器和观察器设计,并包含输入非线性的一致区域.
主要成果:
- 拟议的方案建立了衰变速率,攻击间隔,事件触发参数和采样周期之间的定量关系.
- 在离岸结构模型上表现出有效性,比以前的设计更少的保守主义.
- 在±2.5%以内实现超越/不足,在55秒内实现状态趋同,处理非线性和DoS攻击.
结论:
- 开发的事件触发控制策略有效地管理DoS攻击下的非线性和执行器和.
- 与现有方法相比,这种方法提供了更好的性能和更少的保守主义.
- 该方案为需要高可靠性和资源效率的网络系统提供了强大的解决方案.
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