为了实现无功优化与无功规划计算的统一管理，满足工程实际应用需求，设计实现了地区电网可视化实用无功优化与规划系统。由状态估计、无功优化、无功规划、图形平台四大功能模块及系统接口模块组成。状态估计完成量测数据的处理，优化电网潮流状态；无功优化以实用离散量子粒子群算法为基础，采用短期负荷预测、概率估计理论制定无功优化策略，辅助优化调度决策；无功规划基于负荷特性，采用聚类分层分析连续断面优化方案，结合灵敏度分析确定最优补偿点及补偿容量；图形平台实现人机交互，实时反映电网功率流动，显示更新无功优化策略；系统接口实现系统与OPEN2000的数据传输。系统已在某地区电网得以应用，效果良好。%To realize unified management of reactive power optimization and planning calculation, and meet the demand of practical application, the paper designs and realizes visual and practical reactive power optimization and planning system in area network. It consists of function module and system interface module. The function module consists of four parts, namely, state estimation, reactive power optimization, reactive power planning, and gragh platform. Among them, State state estimation part is used to handle measurements for getting an optimal state of power flow in network. Reactive power optimization, based based on practical discrete quantum particle swarm optimization algorithm , uses short-term load forecasting method and probability estimate theory to make reactive power optimization strategy which canand assist reactive power regulationoptimal dispatch. Reactive power planning uses method of clustering lamination to analyze continua optimize strategy based on load characteristics, then calculates appropriate compensation place and capacity combining with sensitivity analysis. Graph platform reflects value and direction of power flow and updates optimization strategy. It realizes man computer interaction. System interface module supports data transmission between reactive power optimization system and OPEN2000. The system designed has been used in an area network and achieved good effect.
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