1. 四川大学电气工程学院
2. 南方电网公司新型智慧城市高品质供电联合实验室(深圳供电局有限公司)
纸质出版:2025
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汪颖, 李有煜, 汪清, 等. 基于台区线损状态识别的通用线损率概率密度分布模型[J]. 供用电, 2025,42(4):80-90+98.
汪颖, 李有煜, 汪清, 等. 基于台区线损状态识别的通用线损率概率密度分布模型[J]. 供用电, 2025,42(4):80-90+98. DOI: 10.19421/j.cnki.1006-6357.2025.04.010.
降低配电网的实质性线损是一个关键问题,而建立一个描述线损特征的模型是开展针对性降损决策的前提,基于此,提出一种基于配电台区线损状态识别的通用线损率概率密度分布模型。首先,提出了一种基于C-vine Copula模型的线损状态识别方法,克服了现有模型在计算线损时由于忽略不同线损特征导致准确率较低的问题。然后,基于概率密度分布函数优选方法和模型参数估计方法,提出了一种通用线损率概率密度分布模型,以反映台区不同线损状态下的不同线损分布特征。最后,利用西南某配电台区近两年的实测数据,验证了该方法的准确性和有效性。
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