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Accurate estimation of the state of charge (SOC) and state of health (SOH) is crucial for the safe and reliable operation of batteries. Voltage measurement bias highly affects state estimation accuracy, especially in Lithium Iron Phosphate…

系统与控制 · 电气工程与系统科学 2024-03-13 Baozhao Yi , Xinhao Du , Jiawei Zhang , Xiaogang Wu , Qiuhao Hu , Weiran Jiang , Xiaosong Hu , Ziyou Song

Accurately predicting the state of health for sodium-ion batteries is crucial for managing battery modules, playing a vital role in ensuring operational safety. However, highly accurate models available thus far are rare due to a lack of…

机器学习 · 计算机科学 2025-09-11 Jiapeng Liu , Lunte Li , Jing Xiang , Laiyong Xie , Yuhao Wang , Francesco Ciucci

Aimed at the timely detection of the degradation of electrical machines and the organization of active maintenance, numerous studies on performance degradation assessment have been conducted. However, previous research still suffers from…

信号处理 · 电气工程与系统科学 2018-09-10 Chong Bian , Shunkun Yang , Tingting Huang , Qingyang Xu , Jie Liu , Enrico Zio

The State of Health (SOH) of lithium-ion batteries is directly related to their safety and efficiency, yet effective assessment of SOH remains challenging for real-world applications (e.g., electric vehicle). In this paper, the estimation…

信号处理 · 电气工程与系统科学 2020-10-21 Niankai Yang , Ziyou Song , Heath Hofmann , Jing Sun

Accurate and reliable state of charge (SoC) estimation becomes increasingly important to provide a stable and efficient environment for Lithium-ion batteries (LiBs) powered devices. Most data-driven SoC models are built for a fixed ambient…

机器学习 · 计算机科学 2021-01-12 Yan Qin , Stefan Adams , Chau Yuen

Carbon emissions are rising at an alarming rate, posing a significant threat to global efforts to mitigate climate change. Electric vehicles have emerged as a promising solution, but their reliance on lithium-ion batteries introduces the…

机器学习 · 计算机科学 2024-10-21 Sharv Murgai , Hrishikesh Bhagwat , Raj Abhijit Dandekar , Rajat Dandekar , Sreedath Panat

Accurate prediction of battery performance under various ageing conditions is necessary for reliable and stable battery operations. Due to complex battery degradation mechanisms, estimating the accurate ageing level and ageing-dependent…

系统与控制 · 电气工程与系统科学 2023-10-24 Tushar Desai , Riccardo M. G. Ferrari

This article presents a novel empirical study for the estimation of the State of Charge (SOC) of a lithium-ion (Li-ion) battery which uses a deep learning model with three hidden layers. We model a series of ten vehicle drive cycles that…

信号处理 · 电气工程与系统科学 2020-11-20 Alexandre Barbosa de Lima , Maurício B. C. Salles , José Roberto Cardoso

Degradation prognosis for lithium-ion cells requires forecasting the state-of-health (SOH) trajectory over future cycles. Existing data-driven approaches can produce trajectory outputs through direct regression, but lack a mechanism to…

机器学习 · 计算机科学 2026-03-12 Kai Chin Lim , Khay Wai See

The reliability and safety of Lithium-ion batteries (LiBs) are of great concern in the energy storage industry. Nevertheless, the real-time monitoring of their degradation remains challenging due to limited quantitative metrics available…

Lithium-ion batteries are ubiquitous in modern day applications ranging from portable electronics to electric vehicles. Irrespective of the application, reliable real-time estimation of battery state of health (SOH) by on-board computers is…

机器学习 · 计算机科学 2021-02-02 Darius Roman , Saurabh Saxena , Valentin Robu , Michael Pecht , David Flynn

A key challenge that is currently hindering the widespread use of retired electric vehicle (EV) batteries for second-life (SL) applications is the ability to accurately estimate and monitor their state of health (SOH). Second-life battery…

系统与控制 · 电气工程与系统科学 2024-07-16 Xiaofan Cui , Muhammad Aadil Khan , Surinder Singh , Ratnesh Sharma , Simona Onori

The future evolution of technological systems dedicated to improve energy efficiency will strongly depend on effective and reliable Energy Storage Systems, as key components for Smart Grids, microgrids and electric mobility. Besides…

This manuscript presents an algorithm for individual Lithium-ion (Li-ion) battery cell state of charge (SOC) estimation when multiple cells are connected in parallel, using only terminal voltage and total current measurements. For battery…

系统与控制 · 电气工程与系统科学 2020-11-11 Dong Zhang , Luis D. Couto , Sebastien Benjamin , Wente Zeng , Daniel F. Coutinho , Scott J. Moura

Considering the expanding useofembedded devices equipped with rechargeable batteries, especially Li-ionbatteries that have higher power and energy density, the battery management systemis becomingincreasingly important. Infact,…

系统与控制 · 计算机科学 2018-03-29 Ines Baccouche , Sabeur Jemmali , Asma Mlayah , Bilal Manai , Najoua Essoukri Ben Amara

Lithium-ion battery degradation estimation using fast and noninvasive techniques is a crucial issue in the circular economy framework of this technology. Currently, most of the approaches used to establish the battery-state (i.e., State of…

信号处理 · 电气工程与系统科学 2021-10-28 Simon Montoya-Bedoya , Miguel Bernal , Laura A. Sabogal-Moncada , Hader V. Martinez-Tejada , Esteban Garcia-Tamayo

Knowledge of remaining battery charge is fundamental to electric vehicle deployment. Accurate measurements of state-of-charge (SOC) cannot be directly obtained, and estimation methods must be used instead. This requires both a good model of…

系统与控制 · 电气工程与系统科学 2023-11-29 Jasper Knox , Mark Blyth , Alastair Hales

The open circuit voltage to the state of charge (OCVSOC) characteristic is crucial for battery management systems. Using the OCV-SOC curve, the SOC and the battery capacity can be estimated in real-time. Accurate SOC and capacity…

系统与控制 · 电气工程与系统科学 2023-06-30 Prarthana Pillai , James Nguyen , Balakumar Balasingam

Battery state of health (SOH), which informs the maximal available capacity of the battery, is a key indicator of battery aging failure. Accurately estimating battery SOH is a vital function of the battery management system that remains to…

系统与控制 · 电气工程与系统科学 2023-08-29 Xinhong Feng , Yongzhi Zhang , Rui Xiong , Chun Wang

The state of charge (SoC) and the rate of charging/discharging current are the vital parameters associated with a battery by which its accurate runtime can be estimated. This paper aims to design a controller which comprises of a…

信号处理 · 电气工程与系统科学 2020-05-26 P. Dinesh , K. Kumar Teja , Shashank Singh , Selvan M. P. , Moorthi S