Rational planning of local reactive compensation and transformer capacity is very important for demand side management to reduce power losses and improve the economical power system operation.

合理的无功就地补偿和选择变压器容量可以降低损耗，提高系统运行的经济性，是电力需求侧管理的重要内容。

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Electric power system load forecasting is one of important operations in dispatching, demanding, scheduling and planning of power system management sectors.

电力负荷预测是电力系统调度、用电、计划、规划等管理部门的重要工作之一。

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It is concluded that zoning control for power grid management and planning can improve the stability redundancy of power grid control centers and raise the reliability of the system.

采用分区控制的方式管理和规划电网，可以提高电网控制中心稳定的冗余度，提高系统运行的可靠性。

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