Modeling aging
Aging of lithium-ion batteries

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D7000 V1 Article

Modeling aging


Aging of lithium-ion batteries

Author : Mikaël CUGNET

Publication date: January 10, 2025 | Lire en français

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3. Modeling aging

Aging models can be empirical, semi-empirical, physical or multiphysical. Physics-based models require a thorough understanding of the phenomena at work in lithium-ion batteries (see [D 7 001] ).

Despite numerous experimental techniques for physicochemical and electrochemical characterization of aging, degradation phenomena are so complex and interdependent that the development of a comprehensive model still remains a challenge. And even when an ageing mechanism is well understood, it remains to be equated satisfactorily.

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