Thermal management characteristics of lithium-ion batteries according to the arrangement

Hee Won Lee, Jong Hyeon Son, Il Seouk Park

Research output: Contribution to conferencePaperpeer-review

Abstract

The lithium-ion battery is a type of secondary cells and composed of repeatedly stacked micro-scale plates that are the electrodes and the separators. Due to these micro-structural features, a lot of time is spent when detailed numerical model is applied to simulate the batteries. In order to solve this problem, in previous studies, numerical analysis has been carried out using Lumped Capacitance Model (LCM). However LCM has a limitation that it cannot appear the internal temperature distribution of the battery. Therefore, in this study, we developed simplified numerical analysis model using the equivalent properties. Prismatic-shaped 185.3Ah lithium-ion battery was simulated using this model and the results were compared with the previous and LCM data. Also using this model, several modules were simulated and significant factor that affect thermal management of module was suggested.

Original languageEnglish
StatePublished - 2014
Event15th International Heat Transfer Conference, IHTC 2014 - Kyoto, Japan
Duration: 10 Aug 201415 Aug 2014

Conference

Conference15th International Heat Transfer Conference, IHTC 2014
Country/TerritoryJapan
CityKyoto
Period10/08/1415/08/14

Keywords

  • Equivalent properties
  • Prismatic-shaped lithium-ion battery
  • Temperature uniformity
  • Thermal management

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