【摘要】 通信网络是变电站自动化系统的关键。分析了变电站自动化系统中通信网的特点与要求 ,给出了 L on Works现场总线和嵌入式以太网两种通信方案 ,并对这两种方案作了分析比较更多还原

【Abstract】 Communication network is a key technique in substation automation system. In this paper the characteristics and requirements of the communication network in substation automation system is presented. Two communication schemes are given in which one is based on Lon Works field bus and the other is based on the embedded Ethernet. Several items in the two schemes are compared.更多还原