Electric Power ›› 2018, Vol. 51 ›› Issue (12): 139-148.DOI: 10.11930/j.issn.1004-9649.201708109

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Research on Index System and Algorithm of Customer Classification in Electricity Market from the Regulatory Perspective

WANG Peng1, ZHANG Pengyu1, GAO Yajing2, XU Jingwen1, SUN Huakai1   

  1. 1. School of Electrical and Electronic Engineering, North China Electric Power University, Beijing 102206, China;
    2. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Baoding 071003, China
  • Received:2017-08-28 Revised:2018-06-14 Online:2018-12-05 Published:2018-12-13
  • Supported by:
    This work is supported by National Key Research and Development Program of China (No.2016YFE0102400) and National Natural Science Foundation of China (No.51607068).

Abstract: Rational classification of electricity market customers can be used as the basis for market access, market regulation and service strategy. Based on the latest development of electricity market reform, a reasonable classification index system is constructed with consideration of the factors such as renewable energy certificate, demand response and load curve. The two-step principal component analysis (PCA) is used for data dimension reduction to eliminate the repeated information between indicators as well as making the clustering result visible. To deal with the flaws of the traditional clustering algorithms that need to specify the parameters, the advanced affinity propagation (AP) clustering algorithm is used to realize customers clustering. A case study of 40 customers is conducted, which has proved the effectiveness and advantages of the proposed model. Finally, the regulatory design of survival of the fittest is introduced, and suggestions are put forward for customer admittance and management in the electricity market, which are of practical value.

Key words: electricity market, customer classification, load curve, principal component analysis, market regulation

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