Safety behaviors and degradation mechanisms of aged batteries: A review

As lithium-ion batteries (LIBs) become increasingly widespread, ensuring their safety has become a primary concern. Particularly, battery aging has been reported to significantly impact major battery safety behaviors, including the internal short circuit (ISC) and thermal runaway (TR). Over the past...

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Main Authors: Shuguo Sun, Jun Xu
Format: Article
Language:English
Published: Tsinghua University Press 2024-12-01
Series:Energy Materials and Devices
Subjects:
Online Access:https://www.sciopen.com/article/10.26599/EMD.2024.9370048
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author Shuguo Sun
Jun Xu
author_facet Shuguo Sun
Jun Xu
author_sort Shuguo Sun
collection DOAJ
description As lithium-ion batteries (LIBs) become increasingly widespread, ensuring their safety has become a primary concern. Particularly, battery aging has been reported to significantly impact major battery safety behaviors, including the internal short circuit (ISC) and thermal runaway (TR). Over the past decade, despite considerable research into the thermal hazards of aged batteries, the complexity of battery aging and TR mechanisms, along with the challenges posed by extreme experimental conditions, necessitates a systematic understanding. Aiming to provide a comprehensive review of safety issues related to aged batteries, this paper begins by exploring the fundamental aging mechanisms and factors that accelerate aging. It then investigates how aging affects battery safety issues, including swelling and off-gassing behaviors. Furthermore, we discuss the impact of aging on TR problems induced by abusive conditions, covering safety issues from internal sources to external abusive scenarios. This review offers valuable insights into understanding and predicting the thermal hazards of aged LIBs, which provides guidelines for designing and manufacturing safer LIBs and accurate and rapid battery safety prognostics in the future.
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spelling doaj-art-f1f62d65bd6d495189327cb874b74ca52025-01-10T06:46:02ZengTsinghua University PressEnergy Materials and Devices3005-33153005-30642024-12-0124937004810.26599/EMD.2024.9370048Safety behaviors and degradation mechanisms of aged batteries: A reviewShuguo Sun0Jun Xu1Department of Mechanical Engineering, University of Delaware, Newark, DE 19716, USADepartment of Mechanical Engineering, University of Delaware, Newark, DE 19716, USAAs lithium-ion batteries (LIBs) become increasingly widespread, ensuring their safety has become a primary concern. Particularly, battery aging has been reported to significantly impact major battery safety behaviors, including the internal short circuit (ISC) and thermal runaway (TR). Over the past decade, despite considerable research into the thermal hazards of aged batteries, the complexity of battery aging and TR mechanisms, along with the challenges posed by extreme experimental conditions, necessitates a systematic understanding. Aiming to provide a comprehensive review of safety issues related to aged batteries, this paper begins by exploring the fundamental aging mechanisms and factors that accelerate aging. It then investigates how aging affects battery safety issues, including swelling and off-gassing behaviors. Furthermore, we discuss the impact of aging on TR problems induced by abusive conditions, covering safety issues from internal sources to external abusive scenarios. This review offers valuable insights into understanding and predicting the thermal hazards of aged LIBs, which provides guidelines for designing and manufacturing safer LIBs and accurate and rapid battery safety prognostics in the future.https://www.sciopen.com/article/10.26599/EMD.2024.9370048battery safetybattery aginginternal short circuitthermal runawaymodelingcharacterization
spellingShingle Shuguo Sun
Jun Xu
Safety behaviors and degradation mechanisms of aged batteries: A review
Energy Materials and Devices
battery safety
battery aging
internal short circuit
thermal runaway
modeling
characterization
title Safety behaviors and degradation mechanisms of aged batteries: A review
title_full Safety behaviors and degradation mechanisms of aged batteries: A review
title_fullStr Safety behaviors and degradation mechanisms of aged batteries: A review
title_full_unstemmed Safety behaviors and degradation mechanisms of aged batteries: A review
title_short Safety behaviors and degradation mechanisms of aged batteries: A review
title_sort safety behaviors and degradation mechanisms of aged batteries a review
topic battery safety
battery aging
internal short circuit
thermal runaway
modeling
characterization
url https://www.sciopen.com/article/10.26599/EMD.2024.9370048
work_keys_str_mv AT shuguosun safetybehaviorsanddegradationmechanismsofagedbatteriesareview
AT junxu safetybehaviorsanddegradationmechanismsofagedbatteriesareview