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A novel method for capacity fade analysis of lithium-ion batteries based on multi-physics model

  • Ocean University of China
  • School of Electrical Engineering and Automation, Harbin Institute of Technology

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

Abstract

Detailed information of the capacity fade mechanisms can be very beneficial for the prognostics and health management (PHM) study of lithium-ion batteries. This paper reports a novel capacity fade analysis method. The parameter degradation of multi-physics model is achieved, and the three main factors of capacity fade is quantitatively calculated by using the obtained parameters. The results show that the loss of active material and the loss of Li inventory is the main reason of capacity fade at high temperature and room temperature, respectively. And the proposed method can further help improving battery (pack) management, reliability and safety.

Original languageEnglish
Title of host publication2016 IEEE International Conference on Prognostics and Health Management, ICPHM 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509003822
DOIs
StatePublished - 12 Aug 2016
Externally publishedYes
Event2016 IEEE International Conference on Prognostics and Health Management, ICPHM 2016 - Ottawa, Canada
Duration: 20 Jun 201622 Jun 2016

Publication series

Name2016 IEEE International Conference on Prognostics and Health Management, ICPHM 2016

Conference

Conference2016 IEEE International Conference on Prognostics and Health Management, ICPHM 2016
Country/TerritoryCanada
CityOttawa
Period20/06/1622/06/16

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

  • capacity fade
  • degradation analysis
  • lithium-ion battery
  • multi-physics model
  • parameter identification

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