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电网技术  2010 

伴随AGC机组控制过程的潮流模型与算法

, PP. 68-72

Keywords: 电力系统,自动发电控制,动态潮流,电热耦合,节点分配因子

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Abstract:

针对自动发电控制(automaticgenerationcontrol,AGC)过程中难以把握潮流状态的问题,在安全经济调度确定的AGC机组的基点、参与因子,以及超短期负荷预报提供节点分配因子和功率因数变化规律的基础上,结合动态潮流、电热耦合潮流等概念,利用实时区域控制偏差(areacontrolerror,ACE)信号,建立了伴随AGC机组控制过程的潮流模型和算法。实际算例对所提模型和算法进行了验证,结果表明,在跟踪AGC控制过程中计算潮流非常重要,这对于跟踪输电线路温度变化,监视系统安全性能等都是有益的。

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