Abstract

To reach the targets of carbon peaking and neutral, China needs to develop electric vehicles extensively. The service level of electric vehicle charging stations (EVCSs) notably decides the promotion of electric vehicles. Given the current unsatisfactory service performance of charging stations, this paper established a multi-criteria evaluation system for the electric vehicle charging stations. We conducted a survey in 2020 by distributing questionnaires to experts and charging station users. Firstly, from the perspective of the subject and object of charging station service, the evaluation system of 16 indexes for operator service and customer service was constructed. Secondly, the order relation method and entropy weight method were used to determine the subjective weight and objective weight of the indexes, respectively. It was concluded that charging price and parking cost have a great influence on the service evaluation. Then, a comprehensive evaluation model based on the improved matter-element extension method was established to appraise three charging stations in Beijing. Sensitive analysis and comparative analysis were implemented to further demonstrate the effectiveness and stability of the proposed evaluation method. Finally, the evaluation results provided implications for improving the charging service performance.

Highlights

  • Traditional fuel vehicles have led to the depletion of petroleum resources and the emission of a large number of gases, causing serious pollution to the environment [1,2], while the development of electric vehicles (EVs) is an important solution for alleviating the energy crisis and environmental pollution [3] and an indispensable measure to promote the sustainable development of the automobile industry [4]

  • We can find the similarity of their results that charging price or annual profit is the most important factor in charging station evaluation, due to these factors being related to the benefit of charging stations

  • The government should issue relevant subsidy policies, which can ensure the overall benefit of charging station operators and stimulate their investment in charging stations further and make electric vehicle users have a high degree of satisfaction

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Summary

Introduction

Traditional fuel vehicles have led to the depletion of petroleum resources and the emission of a large number of gases, causing serious pollution to the environment [1,2], while the development of electric vehicles (EVs) is an important solution for alleviating the energy crisis and environmental pollution [3] and an indispensable measure to promote the sustainable development of the automobile industry [4]. As one of the infrastructures for the electric vehicle industry, the electric vehicle charging station is an important guarantee for the large-scale promotion of electric vehicles [6], because convenient and efficient electric charging service can heighten consumers’. The increase in electric vehicle ownership in China creates a bright outlook for the charging pile market [11]. In December 2018, the Central Economic Work Conference put forward the concept of new infrastructure, taking charging piles of EVs as one of the major fields

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