阐述了远程信道设计在电力配用电信息采集系统建设中的重要性。建设大容量、高稳定性的专网远程通信信道是采集系统建设面临的重要课题。介绍了EPON技术基本原理及其优点。说明了EPON技术在配网自动化中的广阔应用前景。研究基于EPON技术的采集系统远程信道设计。结合实际电力线路进行远程信道的典型设计,并提出全冗余保护方案。工程建设结果表明,EPON技术实现简单,是适用于配用电网自动化系统中配电子站到自动化终端这个层面的一种切实可行的通信技术。
The importance of the remote channel design of information collection system in electric power distribution is stated.The major issue faced by information collection system in its development is to construct high-capacity,high-stability remote channel of private network.The basic theory and advantages of are introduced,and the application perspective of EPON technology in distribution automation system is discussed.The remote channel design of information collection system based on EPON technology are investigated.A typical design of remote channel in accordance with a realistic electric power circuit and a precept of whole redundancy protection are proposed.The results of engineering construction indicate that EPON is easy in implementation,and also a practicable technology in the power distribution automation communication between distribution substation and RTU.