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电网技术  2010 

基于信赖域法的城市电网供电能力充裕度评估

, PP. 92-96

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Abstract:

信赖域算法具备局部超线性收敛和总体理想收敛的特点,基于信赖域法提出了城市电网供电能力充裕度的评估方法,该方法以网络最大供电能力为目标函数,以发电容量、线路热稳定、变压器容量、母线电压为基本约束条件,求解过程中结合交流潮流算法精确计算节点电压。网络最大供电能力确定后,其与电网目前最大负荷水平的比值即为电网供电能力充裕度。算例结果验证了该方法的有效性。

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