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云-边协同下配电网供电韧性提升综述

Review on enhancement of power supply resilience of distribution networks under cloud-edge collaboration

  • 摘要: 极端天气事件频发给配电网的安全稳定运行带来挑战,提升配电网供电韧性已成为新型配电网建设的重要议题,云-边协同技术为配电网全周期韧性提升提供了技术载体。首先,构建了云-边协同下配电网供电韧性提升的整体研究框架,阐述了“感知层-边缘层-云层”的云-边协同架构体系与配电网“灾前预防—灾中响应—灾后恢复”的全周期韧性内涵;其次,系统梳理了支撑配电网韧性提升的四大关键技术,阐述了与云-边协同架构深度适配的全周期韧性评估体系;然后,从灾前预防、灾中响应、灾后恢复3个阶段,论述了云-边协同驱动的配电网全周期韧性提升技术路径;最后,针对当前研究存在的瓶颈,对该领域未来的重点研究方向进行了展望,可为新型配电网的建设提供理论参考。

     

    Abstract: The frequent occurrence of extreme weather events has posed severe challenges to the safe and stable operation of power distribution networks. Enhancing the power-supply resilience of distribution networks has become a critical topic in the construction of new-type distribution networks, and cloud-edge collaboration technology acts as a technical enabler for full-cycle resilience enhancement of distribution networks. This paper first constructs an overall research framework for power-supply resilience enhancement of distribution networks under cloud-edge collaboration, and elaborates on the cloud-edge collaboration architecture of sensing layer-edge layer-cloud layer, as well as the full-cycle resilience attributes of distribution networks covering pre-disaster prevention, in-disaster response, and post-disaster recovery. Secondly, it systematically reviews four key technologies for distribution network resilience enhancement, and illustrates the full-cycle resilience evaluation system deeply compatible with the cloud-edge collaboration architecture. Furthermore, it discusses the technical paths for cloud-edge collaboration-driven full-cycle resilience enhancement of distribution networks across the three stages: pre-disaster prevention, in-disaster response, and post-disaster recovery. Finally, considering the bottlenecks existing in current research, this paper provides an outlook on the key future research directions in this field, which can offer theoretical reference for the construction of new-type power distribution networks.

     

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