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-  2017 

考虑安全约束的含风电电力系统AGC方法 Automatic generation control(AGC) method of power system with wind power considering security constraint

Keywords: 风力发电,自动发电控制,分散协调控制,安全约束

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Abstract:

风电、光伏和径流式小水电等可再生能源已在电网中大规模地接入,这类能源发电的间歇性、不确定特性使电力系统面临新的难题,其规模化的接入容易造成局部电网传输阻塞及安全越限等问题.因此提出了一种考虑安全约束的分散协调AGC控制方法,该方法根据电源及负荷分布特点,合理设置分散协调控制区,并计及集群化风电有功波动对局部电网的影响,通过全网和局部协调,在机组调控过程中充分考虑传输阻塞,防止局部断面联络线传输功率越限的情况发生.采用某省级电网的具体模型实例及数据进行仿真,验证了所提方法的可行性和有效性

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