基于WIFI无线传输网络的变电站分布式核相结构设计

Design of distributed nuclear phase structure of substation based on WIFI wireless transmission network

为适应数字化的采样值传输方式,解决目前变电站现场调试时缺乏专业核相设备、核相工作不易实施的问题,该文提出了一种基于WIFI无线传输网络的变电站分布式核相结构。介绍了核相结构的系统架构及具体实现方案,研究了分布式数字化核相时采样值自适应传输、无线区域化同步及相位测量方法等关键技术。实验表明,基于无线通信实现的分布式核相结构相位采集精度较高,核相结果准确,操作方便,能够满足变电站现场全站核相的功能需求。

In order to adapt to the digital sampling value transmission mode and solve the problems of lack of professional nuclear phase equipment and difficult implementation of nuclear phase work in the field debugging of substation,a distributed nuclear phase structure of substation based on WIFI wireless transmission network was proposed.The system architecture and implementation scheme of the nuclear phase structure are introduced,and the key technologies such as adaptive transmission of sampling values in distributed digital nuclear phase, wireless regionalization synchronization and phase measurement method are studied.The experiment shows that the distributed phase structure phase acquisition based on wireless communication has high precision,accurate results and convenient operation,and can meet the functional requirements of the whole substation.