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Integrated energy management of plug-in electric vehicles in power grid with renewables

Shuang Gao, K. T. Chau, Chunhua Liu, Diyun Wu, C. C. Chan

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

This paper presents an integrated control scheme for vehicle-to-grid (V2G) operation in the distribution grid with renewable energy sources. A hierarchical framework is proposed for V2G applications, and the mathematical models are built for both smart charging and V2G operation with distribution grid constraints. V2G power is regulated to minimize the total operating cost (TOC) while providing frequency regulation. The simulation results verify the control algorithm in coordinating distributed electric vehicle (EV) aggregations with the varying wind power and daily load. For V2G dynamic regulation, EVs connected in close proximity to wind power generators can locally compensate for the wind fluctuation with fast response and, hence, smooth out the power fluctuation at the bus having wind power generators and EVs. Each individual EV is strategically assigned to implement the simulated control algorithm through a bidirectional converter. An experimental platform is incorporated into the proposed integrated energy management to demonstrate the instantaneous response of EV battery storage.
Original languageEnglish
Article number6784479
Pages (from-to)3019-3027
JournalIEEE Transactions on Vehicular Technology
Volume63
Issue number7
DOIs
Publication statusPublished - 1 Sept 2014
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Research Keywords

  • Dynamic regulation
  • electric vehicles (EVs)
  • energy management
  • power grid
  • renewable energy
  • vehicle-togrid (V2G)

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