首页|小电流接地系统单相接地故障选线方法的研究

小电流接地系统单相接地故障选线方法的研究

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对小电流接地系统进行简单介绍,并以小电流接地系统中的中性点不接地系统为例,进行单相接地故障分析.对支持向量机的理论和基本算法进行详细的阐述,对支持向量机算法在小电流接地系统单相接地故障选线中的应用进行了有意义的尝试,针对中性点不接地系统单相接地故障建立支持向量机模型,给出了故障选线仿真结果,结果表明使用该方法有着比较高的选线准确率,具有一定的可行性.
Single-Phase Grounding Fault Line Selection for Small Current Grounding System
The small current grounding system is briefly introduced.The neutral point ungrounded system in small current grounding system was set as an example,and the single-phase earth fault was analyzed.The theory and the basic algorithm for support vector machine (SVM) are elaborated in detail; a meaningful attempt was made to apply SVM algorithm ; SVM model was established for single-phase grounding fault of the neutral point ungrounded system.The simulation results of fault line selection show that this feasible method ensures higher accuracy of line selection.

small current grounding systemsupport vector machine (SVM)fault line selection

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国网上海电力公司奉贤供电公司,上海201400

小电流接地系统 支持向量机 故障选线

2014

华东电力
华东电力试验研究院有限公司

华东电力

CSTPCD
影响因子:0.551
ISSN:1001-9529
年,卷(期):2014.42(7)
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