数字化变电站的技术及优势

The Technology and Superiority of Digital Transformer Substation

数字化变电站是智能化的一次设备和网络化的二次设备在IEC61850通信协议技术基础上分层构建的，它继承并发展了分层分布式变电站结构的特点？本文阐述了数字化变电站的主要特征、关键设备和优势。可以预期数字化变电站的建设作为系统建设中的重要组成部分，将提高电网的自动化程度，充分保障系统的可靠性，对变电站自动化系统的各方面产生深远的影响。

Digital substation which is buih with the intelligent primary equipments and the networked secondary equipments is based on the technology of the IEC61850 communication protocol. It inherited and developed the structural characteristics of the layered and distributed substation. This paper describes the main features, key equipments and advantages of digital substation. It can be anticipated that the construction of digital substation would improve the degree of automation of the power grid and the reliability of power system. It would have a profound impact on all aspects of substation automation system.