Results 41 to 50 of about 1,476 (205)

Estimation and Comparison of SOC in Batteries Used in Electromobility Using the Thevenin Model and Coulomb Ampere Counting

open access: yesEnergies, 2022
Nowadays, due to the increasing use of electric vehicles, manufacturers are making more and more innovations in the batteries used in electromobility, in order to make these vehicles more efficient and provide them with greater autonomy.
Diego Salazar, Marcelo Garcia
doaj   +1 more source

Modeling of the Maximum Induced Currents in Automotive Radiated Immunity Tests via Thevenin-based Metamodels [PDF]

open access: yes, 2020
This paper presents three different metamodels for the prediction of the maximum current induced on key vehicle electronic units during an automotive radiated immunity test.
Canavero F.   +5 more
core   +1 more source

Regrouping strategy of retired batteries considering SOC consistency

open access: yesEnergy Reports, 2022
This paper proposes a method for retired batteries based on SOC consistency matching. This method takes the SOC consistency of the battery pack as the standard, which calculates the model parameter matching relationship to optimize the performance of the
Xinghua Liu   +4 more
doaj   +1 more source

A Novel Method for Lithium-Ion Battery Online Parameter Identification Based on Variable Forgetting Factor Recursive Least Squares

open access: yesEnergies, 2018
For model-based state of charge (SOC) estimation methods, the battery model parameters change with temperature, SOC, and so forth, causing the estimation error to increase.
Zizhou Lao   +5 more
doaj   +1 more source

A Review of Failure Modes and Safety Strategies of Lithium‐Ion Batteries from Materials to Systems

open access: yesAdvanced Science, EarlyView.
A cascade‐aware framework is presented for lithium‐ion battery safety, linking thermal runaway initiation, acceleration, runaway reaction, and propagation with material‐, cell/pack‐, and system‐level interventions. By integrating failure mechanisms, quantitative safety indicators, and staged interception strategies, this review highlights how safer ...
Jin Hyeok Yang   +8 more
wiley   +1 more source

Synchrophasor based method for computing the Thevenin equivalent impedance seen by a concentrated wind farm region [PDF]

open access: yes, 2010
textTransmission line reactance is an important parameter in carrying out stability studies. The model proposed here utilizes available real time synchrophasor data and information about the generation in the ERCOT grid to determine the Thevenin ...
Kowley, Puja Ajay
core   +1 more source

Lithium-Ion Battery SOC Estimation Based on Adaptive Forgetting Factor Least Squares Online Identification and Unscented Kalman Filter

open access: yesMathematics, 2021
In order to improve the estimation accuracy of the battery state of charge (SOC) based on the equivalent circuit model, a lithium-ion battery SOC estimation method based on adaptive forgetting factor least squares and unscented Kalman filtering is ...
Hao Wang, Yanping Zheng, Yang Yu
doaj   +1 more source

Advances in Thermal Modeling and Simulation of Lithium‐Ion Batteries with Machine Learning Approaches

open access: yesAdvanced Intelligent Discovery, EarlyView.
Heat generation in lithium‐ion batteries affects performance, aging, and safety, requiring accurate thermal modeling. Traditional methods face efficiency and adaptability challenges. This article reviews machine learning‐based and hybrid modeling approaches, integrating data and physics to improve parameter estimation and temperature prediction ...
Qi Lin   +4 more
wiley   +1 more source

Modified EKF Algorithm Considering Aging to Estimate the SOC of Lithium-ion Battery

open access: yesJournal of Harbin University of Science and Technology, 2022
The State of Charge (SOC) of lithium battery is one of the basic parameters of battery management system (BMS). The accurate estimation of SOC is the basis of BMS reliability and accuracy. In order to improve the estimation accuracy of SOC, an estimation
YU Zhi-long, LI Long-jun, WEI Kang
doaj   +1 more source

A Novel Digital Twin Platform for Accelerating Power Systems Restoration

open access: yesEnergy Internet, EarlyView.
Hardware Architecture Design of DT System in Laboratory. ABSTRACT With the global energy structure transforming towards the goal of net zero emissions, the penetration of an inverter‐based resource (IBR) in power systems is increasing. This transformation poses two critical challenges: the system post blackout restoration process becomes extremely ...
Yiliang Fan   +8 more
wiley   +1 more source

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