Analysis on Self-heating Process of Battery Modules in Energy Storage Station Based on Equivalent Circuit Model

  • Yalun Li*
  • , Jiuyu Du
  • , Languang Lu
  • , Minggao Ouyang
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The safety of battery modules In energy storage station Is a key factor for the power system with high proportion of renewable energy. In this study, the thermal runaway of battery module resulted from self-heating process is investigated and analyzed with the heat balance theory and corresponding equivalent circuit model. With the help of this model, the thermal response of cells in ESS is analyzed, and the influence of cell degradation, cell numbers, and module ventilation on safety of ESS is obtained. The results show that the aged cells with lithium plating, increased cell numbers in a single module and no ventilation show negative impacts on the safety of battery module. This study provides a practical analysis model and meaningful design guidance on the ESS design.

Original languageEnglish
Title of host publication5th IEEE Conference on Energy Internet and Energy System Integration
Subtitle of host publicationEnergy Internet for Carbon Neutrality, EI2 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages3894-3899
Number of pages6
ISBN (Electronic)9781665434256
DOIs
StatePublished - 2021
Externally publishedYes
Event5th IEEE Conference on Energy Internet and Energy System Integration, EI2 2021 - Taiyuan, China
Duration: 22 Oct 202125 Oct 2021

Publication series

Name5th IEEE Conference on Energy Internet and Energy System Integration: Energy Internet for Carbon Neutrality, EI2 2021

Conference

Conference5th IEEE Conference on Energy Internet and Energy System Integration, EI2 2021
Country/TerritoryChina
CityTaiyuan
Period22/10/2125/10/21

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

  • battery module
  • energy storage stations
  • equivalent circuit model
  • self-heating process

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