摘要
为有效缓解庞杂的终端设备接入交直流配电网给云端中心节点带来的计算和通信压力,引入边缘计算技术,重新定义交直流配电网系统中云、管、端之间的关系。在网络端侧部署边缘计算平台,通过计算资源下沉,优化云端模型,并就近提供实时高效的数据处理服务。提出基于边缘计算的交直流配电网信息物理架构模型,首先介绍边缘计算技术和交直流配电网结构,其次分析交直流配电网中的边缘计算架构,并探讨该架构下的数据交互机制,最后就边缘计算在交直流配电网系统中的几种典型应用场景进行分析,阐述边缘计算在交直流配电网中的适用性和可行性,指出具备灵活拓展性的边缘计算完全适用于日益庞杂的交直流配电网,并激发其向着高效、互动、智能的新型供用电服务模式不断发展。
In order to effectively relieve computing and communication pressure on cloud central nodes caused by huge and complex equipment accessing AC-DC distribution network,the edge computing technology is introduced to redefine the traditional architecture of cloud,network and terminal in the AC-DC distribution network system.The edge computing platform is deployed at the side of network terminal,computing resources are devoluted to optimize the cloud model and provide real-time and efficient data processing services locally.The cyber physical architecture model of AC-DC distribution network based on edge computing is proposed.Firstly,the edge computing technology and the structure of AC-DC distribution network are introduced.Secondly,the edge computing architecture of AC-DC distribution network is analyzed,and the data interaction mechanism under this architecture is discussed.Finally,several typical application fields of edge computing in AC-DC distribution system are analyzed,and the applicability and feasibility of edge calculation in AC-DC distribution network is stated.It points out that the edge computing with flexibility and extensibility is completely applicable to the AC-DC distribution network,which can stimulate the network to develop in a direction of high frequency,interactive and intelligent new type power supply and consumption mode.
作者
孔令生
王志远
范心明
彭元泉
曾庆辉
KONG Lingsheng;WANG Zhiyuan;FAN Xinming;PENG Yuanquan;ZENG Qinghui(Foshan Power Supply Bureau of Guangdong Power Grid Co.,Ltd.,Foshan,Guangdong 528000,China;Beijing Sifang Automation Co.,Ltd.,Beijing 100085,China)
出处
《广东电力》
2020年第12期125-131,共7页
Guangdong Electric Power
基金
广东电网有限责任公司科技项目(GDKJXM20180049)。
关键词
边缘计算
云计算
交直流配电网
数据交互
信息物理系统
edge computing
cloud computing
AC-DC distribution network
data interaction
cyber physical system
