State of Safety Assessment in Electric Vehicle Battery Packs

Jihoon Moon, Geetika Vennam, Tanim R. Tanvir, Christopher D. Rahn

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Ensuring safety and guiding first responders in risk mitigation decisions necessitates an accurate evaluation of the State of Safety (SoS) for a damaged electric vehicle (EV). This paper introduces a method for rapidly and precisely assessing the SoS of lithium-ion battery packs that may have been damaged in an accident. Mean-based voltage and temperature residuals are produced for cell groups and deviations are calculated and statistically evaluated. Synthetic anomalous data is generated by injecting model-based anomalies into experimental data to simulate EV accident scenarios. The proposed post-crash safety assessment algorithm is accurate with a low false positive and false negative rates.

Original languageEnglish (US)
Title of host publication2024 IEEE Vehicle Power and Propulsion Conference, VPPC 2024 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798331541606
DOIs
StatePublished - 2024
Event2024 IEEE Vehicle Power and Propulsion Conference, VPPC 2024 - Washington, United States
Duration: Oct 7 2024Oct 10 2024

Publication series

Name2024 IEEE Vehicle Power and Propulsion Conference, VPPC 2024 - Proceedings

Conference

Conference2024 IEEE Vehicle Power and Propulsion Conference, VPPC 2024
Country/TerritoryUnited States
CityWashington
Period10/7/2410/10/24

All Science Journal Classification (ASJC) codes

  • Fluid Flow and Transfer Processes
  • Energy (miscellaneous)
  • Energy Engineering and Power Technology
  • Renewable Energy, Sustainability and the Environment
  • Automotive Engineering
  • Electrical and Electronic Engineering
  • Control and Optimization

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