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为了探索一种适合东北电网运行管理体制改革要求的区域联络线控制策略，深入分析和比较了国外电网常用的两种区域联络线控制策略。结合东北电网的具体情况，给出了在修正的目标函数下的区域联络线控制策略，该控制策略有利于电网可靠运行、提高电能质量、降低发电成本。
In order to explore a kind of regional tie line control strategy suitable for the reform of operation and management system of Northeast Power Grid, the control strategies of two kinds of regional tie lines commonly used in foreign power grids are analyzed and compared. Combined with the specific situation of Northeast Power Grid, the control strategy of regional tie line under the revised objective function is given. This control strategy is conducive to the reliable operation of power grid, improving power quality and reducing power generation costs.