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风电受限态下的大电网有功实时控制模型与策略

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Keywords: 大电网,风力发电,实时电力调度,受限容量,多时间尺度协调

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Abstract:

为达到最大程度消纳风电的目的,提出在多时间尺度有功协调调度模式的基础上增加一级风电受限状态下的实时控制环节。在该环节中,提出了2种风电场受限容量的计算方法,以实时获知风电场的受限状态及受限容量;同时,对处于受限状态的风电场提出了相应的实时控制模型及风火电配对调节的实时控制算法。该环节能够在保证电网安全的前提下,最大程度地降低风电受限量。在吉林省的实际测试结果证明了该方法的有效性。

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