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ji yu zi shi ying bp wang luo de guang yi fu he dong jing bi li bian shi
Author(s): 
Pages: 78-83
Year: Issue:  8
Journal: Transactions of China Electrotechnical Society

Keyword:  Adaptive BP networkgeneralized load equivalenceidentification of the proportion of dynamic load;
Abstract: 提出利用自适应前馈网络(ABP)拟合负荷动静比例β与区域联络线有功PL、无功QL、电压UL、频率fL、等值电源PG的关系,把经过训练后的ABP网络用于暂稳分析中辨识广义负荷动静比例的方法。该方法首先建立所研究区域电网的广义负荷等值模型,通过改变等值模型中负荷动静比例形成ABP网络的训练样本集,利用训练后的ABP网络在暂稳分析中辨识负荷动静比例。在CEPRI 36节点系统和青山局部电网上的仿真结果表明,利用ABP网络辨识广义负荷动静比例,可以获得较好的暂态辨识结果,且具有较高精度。
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