Enhanced Li-ion battery modeling using recursive parameters correction

Jae Gu Kim, Jung Hoon Ahn, Byoung Kuk Lee

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

Abstract

In this paper, an enhanced modeling method for accurate equivalent circuit model (ECM) of Li-ion battery is proposed. Modeling with curve fitting is analyzed and consequently, adaptive experimental conditions and appropriate fitting methods are proposed. An inaccurate phenomenon of the existing modeling method caused by inner capacitive impedance is analyzed. For matching model output and battery cell data during charge or discharge, model parameters are corrected recursively. Informative experimental single cell tests are carried out to verify improved accuracy of the proposed battery modeling.

Original languageEnglish
Title of host publication2016 IEEE Applied Power Electronics Conference and Exposition, APEC 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2161-2166
Number of pages6
ISBN (Electronic)9781467383936
DOIs
StatePublished - 10 May 2016
Externally publishedYes
Event31st Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2016 - Long Beach, United States
Duration: 20 Mar 201624 Mar 2016

Publication series

NameConference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC
Volume2016-May

Conference

Conference31st Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2016
Country/TerritoryUnited States
CityLong Beach
Period20/03/1624/03/16

Keywords

  • 2nd RC Ladder model
  • battery modeling
  • Li-ion battery
  • offline parameterization

Fingerprint

Dive into the research topics of 'Enhanced Li-ion battery modeling using recursive parameters correction'. Together they form a unique fingerprint.

Cite this