Site Selection of Electricity Office Based on Set Covering Model

In the context of extensive marketing system, the provincial and municipal power companies are making efforts to implement the idea of“Electricity payment within ten-minute walk” in order to provide fast, convenient, and diversified bill payment methods. Based on the analysis of the existing domestic and foreign electricity payment methods, a set covering model of site selection for electricity payment office based on the idea is established. In addition, a weighted set covering model that takes the electricity payment rates as weight is built at the same time. By analyzing the locations of electricity payment offices and the neighbourhoods in Anning District of Lanzhou, Gansu Province, the optimization and solution of the set covering model is carried out with the LINDO software, which proves the feasibility of the model. The result indicates that the model can help all regions to select the appropriate electricity payment partners to maximize the user satisfaction with minimal investment cost.