journal1 ›› 2015, Vol. 48 ›› Issue (11): 149-154.DOI: 10.11930/j.issn.10.11930.2015.11.149

• Technology and Economics • Previous Articles     Next Articles

Study on Distribution Network Investment Allocation and Project Selection Optimization

CUI Wenting1, LIU Hong1, YANG Weihong2, WANG Xuyang2, JI Shiyu1   

  1. 1. School of Electrical Engineering & Automation, Tianjin University, Tianjin 300072, China;
    2. State Power Economic Research Institute, Beijing 102209, China
  • Received:2015-08-06 Online:2015-11-18 Published:2015-11-18

Abstract: With fast development of distribution network, there are several problems appeared, including fund allocation difficulty in provincial power grid, investment imbalance in city power grid, lack of clear evaluation and selection criteria for distribution projects. A practical method of distribution network investment allocation and project selection optimization method is proposed. Firstly, an operating status improvement assessment system for project group and single project basing is built based on analysis of influencing factors. Secondly, an investment allocation model for funds allocation of provincial power grid company is proposed, considering the project group evaluation results, as well as distribution network level, scale, operation level and profitability, in order to calculate investment allocation ratio of municipal power grid companies. Then, with constraints of investment limits for municipal power grid companies, projects optimal selection is performed based on the sorting of single-project evaluation and project investment results. The case study results demonstrated the effectiveness of proposed method.

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