Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation

State of Charge (SOC) estimation is vital for battery management systems (BMS), impacting battery efficiency and lifespan. Accurate SOC estimation is challenging due to battery complexity and limited data for training Machine Learning based models. Transfer learning (TL) leverages pre-trained models...

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Main Authors: Panagiotis Eleftheriadis, Spyridon Giazitzis, Sonia Leva, Emanuele Ogliari
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10329349/
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author Panagiotis Eleftheriadis
Spyridon Giazitzis
Sonia Leva
Emanuele Ogliari
author_facet Panagiotis Eleftheriadis
Spyridon Giazitzis
Sonia Leva
Emanuele Ogliari
author_sort Panagiotis Eleftheriadis
collection DOAJ
description State of Charge (SOC) estimation is vital for battery management systems (BMS), impacting battery efficiency and lifespan. Accurate SOC estimation is challenging due to battery complexity and limited data for training Machine Learning based models. Transfer learning (TL) leverages pre-trained models, reducing training time and improving generalization in SOC estimation. In this paper, 8 different transfer learning techniques are examined, which were applied in four different models (LSTM, GRU, BiLSTM, and BiGRU) for SOC estimation. These transfer learning techniques have been applied to three datasets for re-training the models and results have been compared with the same models defined by Bayesian Hyperparameter Optimization. The TL4 and TL5 techniques consistently stood out as among the most efficient in both accuracy and computational time.
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spelling doaj.art-7492e2b710eb445fbcf56bdf5d3d56ca2024-01-06T00:01:52ZengIEEEIEEE Access2169-35362024-01-0112993100410.1109/ACCESS.2023.333721510329349Transfer Learning Techniques for the Lithium-Ion Battery State of Charge EstimationPanagiotis Eleftheriadis0https://orcid.org/0000-0002-3604-2072Spyridon Giazitzis1Sonia Leva2https://orcid.org/0000-0002-7883-0034Emanuele Ogliari3https://orcid.org/0000-0002-2106-0374Department of Energy, Politecnico di Milano, Milan, ItalyDepartment of Energy, Politecnico di Milano, Milan, ItalyDepartment of Energy, Politecnico di Milano, Milan, ItalyDepartment of Energy, Politecnico di Milano, Milan, ItalyState of Charge (SOC) estimation is vital for battery management systems (BMS), impacting battery efficiency and lifespan. Accurate SOC estimation is challenging due to battery complexity and limited data for training Machine Learning based models. Transfer learning (TL) leverages pre-trained models, reducing training time and improving generalization in SOC estimation. In this paper, 8 different transfer learning techniques are examined, which were applied in four different models (LSTM, GRU, BiLSTM, and BiGRU) for SOC estimation. These transfer learning techniques have been applied to three datasets for re-training the models and results have been compared with the same models defined by Bayesian Hyperparameter Optimization. The TL4 and TL5 techniques consistently stood out as among the most efficient in both accuracy and computational time.https://ieeexplore.ieee.org/document/10329349/Transfer learninglithium-ion batterymachine learningstate of charge
spellingShingle Panagiotis Eleftheriadis
Spyridon Giazitzis
Sonia Leva
Emanuele Ogliari
Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
IEEE Access
Transfer learning
lithium-ion battery
machine learning
state of charge
title Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
title_full Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
title_fullStr Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
title_full_unstemmed Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
title_short Transfer Learning Techniques for the Lithium-Ion Battery State of Charge Estimation
title_sort transfer learning techniques for the lithium ion battery state of charge estimation
topic Transfer learning
lithium-ion battery
machine learning
state of charge
url https://ieeexplore.ieee.org/document/10329349/
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AT emanueleogliari transferlearningtechniquesforthelithiumionbatterystateofchargeestimation