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介绍了国内外中小型水电站计算机监控系统分层分布式控制结构形式、数据通讯网络的方式及其对系统实时性、可靠性的影响 ,并以江西万安水电站为例 ,着重分析比较了星形通讯系统和环形通讯系统在保证系统实时性方面的差异 ,并对万安水电站现行通讯网络进行了论证 .
This paper introduces the hierarchical control structure, data communication network and its impact on the real-time and reliability of the system of small and medium-sized hydropower station computer monitoring system. Taking Jiangxi Wanan Hydropower Station as an example, this paper analyzes and compares the star shape Communication system and ring communication system in ensuring the real-time system differences, and Wan An hydropower station existing communication network was demonstrated.