电力信息物理系统韧性的概念与提升策略研究进展

信息系统和物理系统耦合形成的信息物理系统，使电力系统具有更强的可控可观性，与此同时，信息系统与物理系统的故障将造成更严重的电力安全事故。如何结合通信因素分析信息系统与物理系统的互相作用，是提升电力信息物理系统韧性的关键问题。首先，设计了电力信息物理系统的框架，定义了电力信息物理系统韧性概念的特点并分析韧性的意义。其次，基于信息流动路径的传输原理介绍通信技术的特点和发展趋势，并根据信息网络特点分析不同极端事件对韧性的影响。再次，归纳了电力信息物理系统联合仿真方法。然后，总结了各层次网络韧性提升策略的研究进展，探讨了卫星通信、无人机通信等应急通信技术的可行性。最后，阐述电力信息物理系统韧性研究未来面临的挑战。

Concepts and research progress on enhancement strategies for cyber physical power system resilience

A cyber physical system coupling cyber and physical systems makes the power system more controllable and observable, while its failure will cause more serious power safety accidents. How to combine communication factors to analyze the interplay between the cyber and physical systems is a key issue in enhancing the resilience of the cyber physical power system. First, this paper designs the framework of the cyber physical power system, defines the characteristics of the cyber physical power system resilience and analyzes its significance. Second, based on the transmission principle of cyber flow path, this paper introduces the characteristics and development trend of communication technology, and analyzes the impact of different extreme events on resilience according to the characteristics of cyber network. Next, a joint simulation method of cyber physical power system is summarized. Then, the resilience enhancement strategies at each level of the cyber physical power system are summarized. The feasibility of emergency communication technologies such as satellite communication and unmanned aerial vehicle communication are explored. Finally, future challenges of the cyber physical power system resilience research are elaborated.