| 一种新策略在电能质量综合评价中的应用 |
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| 引用本文： | 张晓花,陈星莺,刘皓明,赵波,瞿峰. 一种新策略在电能质量综合评价中的应用[J]. 电力系统及其自动化学报, 2008, 20(6) |
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| 作者姓名： | 张晓花 陈星莺 刘皓明 赵波 瞿峰 |
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| 作者单位： | 河海大学电气工程学院,南京,210098;河海大学电气工程学院,南京,210098;河海大学电气工程学院,南京,210098;河海大学电气工程学院,南京,210098;河海大学电气工程学院,南京,210098 |
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| 基金项目： | 高等学校博士学科点专项科研基金资助 |
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| 摘 要： | 准确可靠的电能质量综合评价结果可以作为用户选择供电服务的参考依据,有利于最终实现电能按质定价.同时也为电网的正常经济运行提供指导.文中提出了一种包含综合集成赋权法和支持向量机的电能质量评价策略.在综合集成赋权法中,层次分析法确定主观权重,改进拉开档次法确定客观权重,基于加法原理将两者结合确定综合权重.由综合集成赋权法产生支持向量机的初始训练数据,通过训练支持向量机能够得到电能质量综合评价模型及综合评价结果.算例结果表明,提出的电能质量评价策略保留了支持向量机在处理小样本、非线性问题时的独特优势,能快速得到合理的评价结果,并具有良好的泛化能力.
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| 关 键 词： | 层次分析法 改进拉开档次法 综合集成赋权法 支持向量机 电能质量 综合评价 |
Application of a Novel Strategy in the Comprehensive Evaluation of Power Quality |
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| ZHANG Xiao-hua,CHEN Xing-ying,LIU Hao-ming,ZHAO Bo,QU Feng. Application of a Novel Strategy in the Comprehensive Evaluation of Power Quality[J]. Proceedings of the CSU-EPSA, 2008, 20(6) |
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| Authors: | ZHANG Xiao-hua CHEN Xing-ying LIU Hao-ming ZHAO Bo QU Feng |
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| Affiliation: | ZHANG Xiao-hua,CHEN Xing-ying,LIU Hao-ming,ZHAO Bo,QU Feng(College of electrical engineering,Hohai University,Nanjing 210098,China) |
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| Abstract: | The precise and reliable evaluation results of power quality (PQ) are available for the reference to the consumers in choosing the power supplier,and they are also beneficial to fix the price according to the quality of electric energy.Additionally,they are the guidance for the normal and economic operation of power system.A novel comprehensive strategy,consisting of an integrated weight method and support vector machine (SVM) method,was proposed to evaluate PQ.In the integrated weight method,analysis hiera... |
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| Keywords: | analysis hierarchy process improved scatter degree integrated weight method support vector machine power quality comprehensive evaluation |
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