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LSTM Network-Based Method for Flexibility Prediction of Aggregated Electric Vehicles in Smart Grid

  • Huayanran Zhou
  • , Yihong Zhou
  • , Haijing Zhang
  • , Junjie Hu*
  • , Lars Nordströmd
  • , Guangya Yang
  • *Corresponding author for this work
    • North China Electric Power University
    • KTH Royal Institute of Technology

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    The flexibility of Demand Response (DR) resources in grid operations has become a valuable solution to respond to the several problems brought about by the growth of intermittent renewable generation. However, the flexibility prediction of the DR resources has not yet been fully addressed in the available literature. This paper trained a long short-term memory (LSTM) recurrent neural network to predict the aggregated flexibility of electric vehicles (EVs). The prediction is based on the historical charging behavior of EVs and the DR signal (DS) which is proposed to facilitate prediction and DR management. Both the size and the maintaining time of the aggregated flexibility can be obtained from the prediction results. The accuracy of the flexibility prediction is verified through the simulation of case studies. The simulation results reveal that the size of flexibility changes under different maintaining time. The proposed flexibility prediction method may be of great assistance for DR management as well as the reserve of the gird.

    Original languageEnglish
    Title of host publicationProceedings of 2020 International Top-Level Forum on Engineering Science and Technology Development Strategy and The 5th PURPLE MOUNTAIN FORUM, PMF2020
    EditorsYusheng Xue, Yuping Zheng, Anjan Bose
    PublisherSpringer
    Publication date2021
    Pages962-974
    ISBN (Print)9789811597459
    DOIs
    Publication statusPublished - 2021
    EventInternational Top-Level Forum on Engineering Science and Technology Development Strategy and 5th PURPLE MOUNTAIN FORUM on Smart Grid Protection and Control - Nanjing, China
    Duration: 15 Aug 202016 Aug 2020

    Conference

    ConferenceInternational Top-Level Forum on Engineering Science and Technology Development Strategy and 5th PURPLE MOUNTAIN FORUM on Smart Grid Protection and Control
    Country/TerritoryChina
    CityNanjing
    Period15/08/202016/08/2020
    SeriesLecture Notes in Electrical Engineering
    Volume718
    ISSN1876-1100

    Bibliographical note

    Funding Information:
    Funding Information.. This work was supported by the State Key Laboratory of smart grid protection and operation control open project (SGNR0000KJJS1907535).

    Publisher Copyright:
    © 2021, Springer Nature Singapore Pte Ltd.

    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

    Keywords

    • Deep learning (DL)
    • Demand response (DR)
    • Electric vehicles (EVs)
    • Load flexibility
    • Long short-term memory (LSTM)

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