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基于多变量广义预测理论的互联电力系统负荷-频率协调控制体系

, PP. 101-107

Keywords: 负荷-频率控制,多变量广义预测,协调控制,储能装置,自动发电控制

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Abstract:

基于多变量广义预测理论建立了互联电力系统储能与AGC的负荷-频率协调控制体系。区域协调控制器作为储能与AGC的上层控制器,在系统受控自回归积分滑动平均模型的基础上利用广域测量系统的实时信息预测频率及联络线功率的动态轨迹,并在充分考虑储能与AGC自身约束,如储能容量、火电机组爬坡率、备用容量及最小稳定出力的情况下对储能与AGC进行了最优的动态协调。仿真结果表明,该控制体系不仅能够有效改善系统的稳定性,而且对负荷扰动具有较强的鲁棒性。

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