Interpretable Deep Learning Using Temporal Transformers for Battery Degradation Prediction

Accurate modelling of lithium-ion battery degradation is a complex problem, dependent on multiple internal mechanisms that can be affected by a multitude of external conditions. In this study, a transformer-based approach, capable of leveraging historical conditions and known-future inputs is introd...

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Bibliographic Details
Main Authors: James Sadler, Rizwaan Mohammed, Kotub Uddin
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Batteries
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Online Access:https://www.mdpi.com/2313-0105/11/7/241
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Summary:Accurate modelling of lithium-ion battery degradation is a complex problem, dependent on multiple internal mechanisms that can be affected by a multitude of external conditions. In this study, a transformer-based approach, capable of leveraging historical conditions and known-future inputs is introduced. The model can make predictions from as few as 100 input cycles, and compared to other state-of-the-art techniques, our approach shows an increase in accuracy. The model utilises specialised components within its architecture to provide interpretable results, introducing the possibility of understanding path-dependency in Li-Ion battery degradation. The ability to incorporate static metadata opens the door for a foundational deep learning model for battery degradation forecasting.
ISSN:2313-0105