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An Inconsistency Fault Diagnosis Method for Lithium-Ion Cells in the Battery Pack Based on Piecewise Dimensionality Reduction and Outlier Identification

Source: Journal of Electrochemical Energy Conversion and Storage:;2022:;volume( 020 ):;issue: 001:;page 11016

Author(s): Wang, Lujun;Hu, Zhili;Tian, Aina;Chang, Chun;Wu, Minghu

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: The inconsistency of cells in the battery pack is one of the main causes of battery failure. In practical applications, the terminal voltage is an important parameter that is easy to obtain and can characterize the ...

Research on State of Health Estimation of Lithium Batteries Based on Electrochemical Impedance Spectroscopy and CNN-VIT Models

Source: Journal of Electrochemical Energy Conversion and Storage:;2024:;volume( 021 ):;issue: 004:;page 41008-1

Author(s): Chang, Chun; Su, Guangwei; Cen, Haimei; Jiang, Jiuchun; Tian, Aina; Gao, Yang; Wu, Tiezhou

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: With the development of electric vehicles, the demand for lithium-ion batteries has been increasing annually. Accurately estimating the state of health (SOH) of lithium-ion batteries is crucial for their efficient and ...

Aging Effect–Aware Finite Element Model and Parameter Identification Method of LithiumIon Battery

Source: Journal of Electrochemical Energy Conversion and Storage:;2022:;volume( 020 ):;issue: 003:;page 31005

Author(s): Tian, Aina;Yang, Chen;Gao, Yang;Jiang, Yan;Chang, Chun;Wang, Lujun;Jiang, Jiuchun

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: Battery aging is an inevitable macroscopic phenomenon in the use of the battery, which is characterized by capacity decline and power reduction. If the charging and discharging strategy does not adjust with the aging state, ...

A Fault Diagnosis Method for Lithium Batteries Based on Optimal Variational Modal Decomposition and Dimensionless Feature Parameters

Source: Journal of Electrochemical Energy Conversion and Storage:;2022:;volume( 020 ):;issue: 003:;page 31004

Author(s): Chang, Chun;Tao, Chen;Wang, Shaojin;Zhang, Ruhang;Tian, Aina;Jiang, Jiuchun

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: Due to the frequent occurrence of electric vehicles safety accidents caused by battery system failures, in order to ensure the normal operation of the vehicle, it is crucial to do a fault diagnosis of the electric vehicle ...

Aging Effect–Aware Finite Element Model and Parameter Identification Method of Lithium-Ion Battery

Source: Journal of Electrochemical Energy Conversion and Storage:;2022:;volume( 020 ):;issue: 003:;page 31005-1

Author(s): Tian, Aina; Yang, Chen; Gao, Yang; Jiang, Yan; Chang, Chun; Wang, Lujun; Jiang, Jiuchun

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: Battery aging is an inevitable macroscopic phenomenon in the use of the battery, which is characterized by capacity decline and power reduction. If the charging and discharging strategy does not adjust with the aging state, ...

Short-Circuit Fault Detection and Quantitative Analysis Based on Mean-Difference Model With Variational Modal Decomposition

Source: Journal of Electrochemical Energy Conversion and Storage:;2023:;volume( 021 ):;issue: 002:;page 21007-1

Author(s): Chang, Chun; Wang, Zile; Zhang, Zhen; Jiang, Jiuchun; He, Xing; Tian, Aina; Jiang, Yan

Publisher: The American Society of Mechanical Engineers (ASME)

Abstract: Short-circuit failure is one of the triggers for thermal runaway of lithium-ion batteries, which can lead to serious safety issues. This paper attempts to estimate the short-circuit resistance of the cell using the mean ...