Results 1 to 10 of about 172,436,842 (252)

Cloud-Based Optimization of a Battery Model Parameter Identification Algorithm for Battery State-of-Health Estimation in Electric Vehicles

Batteries, 2023
Connectivity and cloud computing are key elements in the future of electric mobility. They allow manufacturers to provide advanced fleet management and predictive diagnostic services. In particular, cloud computing dramatically enhances data availability
Roberto Di Rienzo, Niccolò Nicodemo, Roberto Roncella, Roberto Saletti, Nando Vennettilli, Salvatore Asaro, Roberto Tola, Federico Baronti   +7 more
doaj   +1 more source

Recent Health Diagnosis Methods for Lithium-Ion Batteries

Batteries, 2022
Lithium-ion batteries have good performance and environmentally friendly characteristics, so they have great potential. However, lithium-ion batteries will age to varying degrees during use, and the process is irreversible.
Yaqi Li, Jia Guo, Kjeld Pedersen, Leonid Gurevich, Daniel-Ioan Stroe   +4 more
doaj   +1 more source

A Novel Evaluation Criterion for the Rapid Estimation of the Overcharge and Deep Discharge of Lithium-Ion Batteries Using Differential Capacity

Batteries, 2022
Differential capacity dQ/dU (capacitance) can be used for the instant diagnosis of battery performance in common constant current applications. A novel criterion allows state-of-charge (SOC) and state-of-health (SOH) monitoring of lithium-ion batteries ...
Peter Kurzweil, Bernhard Frenzel, Wolfgang Scheuerpflug   +2 more
doaj   +1 more source

Differential Capacity as a Tool for SOC and SOH Estimation of Lithium Ion Batteries Using Charge/Discharge Curves, Cyclic Voltammetry, Impedance Spectroscopy, and Heat Events: A Tutorial

Energies, 2022
State-of-charge (SOC) and state-of-health (SOH) of different cell chemistries were investigated using long-time cycle tests. This practical guide illustrates how differential capacity dQ/dU (capacitance) obtained from discharge curves, impedance spectra,
Peter Kurzweil, Wolfgang Scheuerpflug, Bernhard Frenzel, Christian Schell, Josef Schottenbauer   +4 more
doaj   +1 more source

State of Health Estimation Method for Lithium-Ion Batteries via Generalized Additivity Model and Transfer Component Analysis

World Electric Vehicle Journal, 2023
Battery state of health (SOH) is a momentous indicator for aging severity recognition of lithium-ion batteries and is also an indispensable parameter of the battery management system. In this paper, an innovative SOH estimation algorithm based on feature
Mingqiang Lin, Chenhao Yan, Xianping Zeng   +2 more
doaj   +1 more source

State-of-Charge Monitoring and Battery Diagnosis of Different Lithium Ion Chemistries Using Impedance Spectroscopy

Batteries, 2021
For lithium iron phosphate batteries (LFP) in aerospace applications, impedance spectroscopy is applicable in the flat region of the voltage-charge curve.
Peter Kurzweil, Wolfgang Scheuerpflug
doaj   +1 more source

State-of-Charge and State-of-Health Estimation for Lithium-Ion Batteries Based on Dual Fractional-Order Extended Kalman Filter and Online Parameter Identification

IEEE Access, 2021
Accurate state-of-charge (SOC) and state-of-health (SOH) estimations of batteries are of great significance for electric vehicles. A combined SOC and SOH estimation method for lithium-ion batteries based on a dual extended Kalman filter (EKF) and ...
Liuyi Ling, Ying Wei
doaj   +1 more source

Long-term Evaluation of the State-of-Health of Traction Lithium-ion Batteries in Operational Buses

International Journal of Prognostics and Health Management, 2022
In this paper, we present and evaluate a novel methodology to estimate the usable capacity and state-of-health (SOH) of lithium-ion batteries in battery-electric buses (BEV).
Miguel Simão, Rune Prytz, Sławomir Nowaczyk   +2 more
doaj   +1 more source

Incremental Capacity Analysis as a State of Health Estimation Method for Lithium-Ion Battery Modules with Series-Connected Cells

Batteries, 2020
Incremental capacity analysis (ICA) has proven to be an effective tool for determining the state of health (SOH) of Li-ion cells under laboratory conditions.
Amelie Krupp, Ernst Ferg, Frank Schuldt, Karen Derendorf, Carsten Agert   +4 more
doaj   +1 more source

Dynamic Equivalent Circuit Model to Estimate State-of-Health of Lithium-Ion Batteries

IEEE Access, 2022
Lithium-ion (Li-ion) batteries have increasingly been used in diverse applications. Accurate estimation of the state of health (SOH) of the Li-ion batteries is vital for all stakeholders and critical in various applications such as electric vehicles (EVs)
Shehla Amir, Moneeba Gulzar, Muhammad O. Tarar, Ijaz H. Naqvi, Nauman A. Zaffar, Michael G. Pecht   +5 more
doaj   +1 more source