Electric Power ›› 2019, Vol. 52 ›› Issue (7): 40-46.DOI: 10.11930/j.issn.1004-9649.201805114

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Research on Two-Way Interactive Strategy of Electric Vehicle and Power Grid Based on Evolutionary Game

CHENG Hongbo1, LI Zhicheng1, WANG Xun1, ZENG Han1, ZHANG Yu2, KANG Chen2, XIN Jianbo2   

  1. 1. School of Electrical and Automation Engineering, East China Jiaotong University, Nanchang 330013, China;
    2. State Grid Jiangxi Electric Power Research Institute, Nanchang 330096, China
  • Received:2018-05-21 Revised:2019-02-25 Online:2019-07-05 Published:2019-07-13
  • Supported by:
    This work is supported by National Natural Science Foundation of China (Study of Interaction of Electric Vehicles and Smart Grid Based on Game Theory, No.51667008).

Abstract: With the rapid development of electric vehicle technology, the huge number of on-board batteries will become an important resource for the power grid to cut peak load and fill valley. The development of reasonable discharge electricity price will be conducive to mobilizing the enthusiasm of both sides of the vehicle network to participate in the interaction. Based on the evolutionary game theory, an evolutionary game model is established for the benefit equilibrium of electric vehicle users and power supply companies, and the dynamic evolutionary stability process of the vehicle network is studied. The case study results show that the discharge price has a specific response range, and only within this range, both sides of the vehicle network can benefit from it, thus achieving a benign interaction. This study can provide a reference for the power supply companies to formulate discharge electricity prices.

Key words: electric vehicle, power grid, interaction, evolutionary game

CLC Number: