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Accurate battery lifetime prediction is important for preventative maintenance, warranties, and improved cell design and manufacturing. However, manufacturing variability and usage-dependent degradation make life prediction challenging.…

机器学习 · 计算机科学 2024-04-23 Tingkai Li , Zihao Zhou , Adam Thelen , David Howey , Chao Hu

This paper presents a combination of machine learning techniques to enable prompt evaluation of retired electric vehicle batteries as to either retain those batteries for a second-life application and extend their operation beyond the…

系统与控制 · 电气工程与系统科学 2023-04-10 Aki Takahashi , Anirudh Allam , Simona Onori

Data-driven methods for battery lifetime prediction are attracting increasing attention for applications in which the degradation mechanisms are poorly understood and suitable training sets are available. However, while advanced machine…

机器学习 · 计算机科学 2021-12-21 Peter M. Attia , Kristen A. Severson , Jeremy D. Witmer

Predicting lithium-ion battery lifetime is one of the greatest unsolved problems in battery research right now. Recent years have witnessed a surge in lifetime prediction papers using physics-based, empirical, or data-driven models, most of…

Battery degradation modes influence the aging behavior of Li-ion batteries, leading to accelerated capacity loss and potential safety issues. Quantifying these aging mechanisms poses challenges for both online and offline diagnostics in…

信号处理 · 电气工程与系统科学 2024-12-16 Yuanhao Cheng , Hanyu Bai , Yichen Liang , Xiaofan Cui , Weiren Jiang , Ziyou Song

Accurately predicting the lifetime of battery cells in early cycles holds tremendous value for battery research and development as well as numerous downstream applications. This task is rather challenging because diverse conditions, such as…

信号处理 · 电气工程与系统科学 2023-11-27 Han Zhang , Yuqi Li , Shun Zheng , Ziheng Lu , Xiaofan Gui , Wei Xu , Jiang Bian

Recent data-driven approaches have shown great potential in early prediction of battery cycle life by utilizing features from the discharge voltage curve. However, these studies caution that data-driven approaches must be combined with…

应用统计 · 统计学 2020-10-16 Valentin Sulzer , Peyman Mohtat , Suhak Lee , Jason B. Siegel , Anna G. Stefanopoulou

The state of health for lithium battery is necessary to ensure the reliability and safety for battery energy storage system. Accurate prediction battery state of health plays an extremely important role in guaranteeing safety and minimizing…

信号处理 · 电气工程与系统科学 2019-04-02 Xiaoyu Li , Zhenpo Wang

For the efficient and safe use of lithium-ion batteries, diagnosing their current state and predicting future states are crucial. Although there exist many models for the prediction of battery cycle life, they typically have very complex…

信号处理 · 电气工程与系统科学 2024-10-29 Seyeong Park , Jaewook Lee , Seongmin Heo

Batteries are dynamic systems with complicated nonlinear aging, highly dependent on cell design, chemistry, manufacturing, and operational conditions. Prediction of battery cycle life and estimation of aging states is important to…

系统与控制 · 电气工程与系统科学 2024-10-11 Joachim Schaeffer , Giacomo Galuppini , Jinwook Rhyu , Patrick A. Asinger , Robin Droop , Rolf Findeisen , Richard D. Braatz

Accurately predicting the lifespan of lithium-ion batteries is crucial for optimizing operational strategies and mitigating risks. While numerous studies have aimed at predicting battery lifespan, few have examined the interpretability of…

机器学习 · 计算机科学 2024-04-12 Jaewook Lee , Seongmin Heo , Jay H. Lee

The degradation process of lithium-ion batteries is intricately linked to their entire lifecycle as power sources and energy storage devices, encompassing aspects such as performance delivery and cycling utilization. Consequently, the…

机器学习 · 计算机科学 2023-08-16 Yue Xiang , Bo Jiang , Haifeng Dai

Monitoring the health of lithium-ion batteries' internal components as they age is crucial for optimizing cell design and usage control strategies. However, quantifying component-level degradation typically involves aging many cells and…

计算工程、金融与科学 · 计算机科学 2024-04-09 Sina Navidi , Adam Thelen , Tingkai Li , Chao Hu

Ubiquitous use of lithium-ion batteries across multiple industries presents an opportunity to explore cost saving initiatives as the price to performance ratio continually decreases in a competitive environment. Manufacturers using…

信号处理 · 电气工程与系统科学 2021-10-20 Anmol Singh , Caitlin Feltner , Jamie Peck , Kurt I. Kuhn

By informing accurate performance (e.g., capacity), health state management plays a significant role in safeguarding battery and its powered system. While most current approaches are primarily based on data-driven methods, lacking in-depth…

信号处理 · 电气工程与系统科学 2020-08-13 Yan Qin , Chau Yuen , Stefan Adams

Estimating state of health is a critical function of a battery management system but remains challenging due to the variability of operating conditions and usage requirements of real applications. As a result, techniques based on fitting…

系统与控制 · 电气工程与系统科学 2025-02-17 Antti Aitio , Dominik Jöst , Dirk Uwe Sauer , David A. Howey

Accurately predicting the future health of batteries is necessary to ensure reliable operation, minimise maintenance costs, and calculate the value of energy storage investments. The complex nature of degradation renders data-driven…

应用统计 · 统计学 2020-06-05 Robert R. Richardson , Michael A. Osborne , David A. Howey

Lithium-ion cells may experience rapid degradation in later life, especially with more extreme usage protocols. The onset of rapid degradation is called the `knee point', and forecasting it is important for the safe and economically viable…

系统与控制 · 电气工程与系统科学 2021-08-24 Samuel Greenbank , David A. Howey

Existing approaches for battery health forecasting often rely on extensive cycling histories and continuously monitored cells. In contrast, many real-world scenarios provide only sparse information, e.g. a single diagnostic cycle. In our…

系统与控制 · 电气工程与系统科学 2026-03-30 Moritz Landwehr , Patrick Hoher , Johannes Reuter

Predicting the end-of-life or remaining useful life of batteries in electric vehicles is a critical and challenging problem, predominantly approached in recent years using machine learning to predict the evolution of the state-of-health…

机器学习 · 计算机科学 2023-06-05 Wei W. Xing , Ziyang Zhang , Akeel A. Shah
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