混合网络攻击下的网络物理系统:弹性事件触发的H∞控制方法
Sepideh Jahani VakilKandi1, Farhad Bayat1, Abolfazl Jalilvand1
1Department of Electrical Engineering, Faculty of Engineering, University of Zanjan, Zanjan, Iran.
ISA transactions
|May 14, 2025
概括
本研究介绍了面临干扰,故障和混合网络攻击的网络物理系统的适应性事件触发的有限时间H∞控制. 这种新的方法在复杂条件下提高了资源利用率和系统稳定性.
科学领域:
- 控制系统工程 控制系统工程
- 网络安全 网络安全
- 机器人技术 机器人技术 机器人技术
背景情况:
- 网络物理系统 (CPS) 容易受到干扰,执行器故障和复杂的混合网络攻击的影响.
- 在这种复杂的场景下,现有的事件触发机制可能无法最佳地平衡资源利用和性能.
研究的目的:
- 为CPS开发一种新的自适应事件触发的有限时间H∞控制方法.
- 为了解决边界干扰,执行器故障和混合网络攻击 (非周期性DoS,欺骗,重播).
- 通过适应性周期性事件触发机制 (APETM) 提高资源利用率.
主要方法:
- 在混合攻击,干扰和故障下将APETM纳入CPS的新理论框架.
- 利亚普诺夫-克拉索夫斯基稳定性理论以确保具有H∞性能的有限时间稳定性.
- 线性矩阵不等式 (LMI) 技术用于控制器增益和触发参数的确定.
主要成果:
- 建立了具有H∞性能的有限时间稳定性的足够条件.
- 使用DoS依赖的自适应值的APETM将数据传输最小化并增加事件间隔.
- 使用LMI成功确定了控制器收益和触发参数.
结论:
- 拟议的自适应事件触发的有限时间H∞控制有效地提高了CPS的安全性和稳定性.
- 该方法证明了对混合网络攻击,干扰和执行器故障的稳定性.
- 在一个单环灵活的联合机器人系统上的模拟验证了该方法的有效性.
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