Results 1 to 10 of about 911 (153)

One-shot parameter identification of the Thevenin’s model for batteries: Methods and validation [PDF]

open access: yesJournal of Energy Storage, 2020
Parameter estimation is of foundational importance for various model-based battery management tasks, including charging control, state-of-charge estimation and aging assessment. However, it remains a challenging issue as the existing methods generally depend on cumbersome and time-consuming procedures to extract battery parameters from data.
Ning Tian 0005   +3 more
openaire   +4 more sources

Augmented Thevenin Model for the Harmonic Analysis of Switching Circuits [PDF]

open access: yesIEEE Transactions on Electromagnetic Compatibility, 2020
This article addresses the use of the Thevenin equivalent model in the case of switching circuits. An augmented Thevenin model is proposed, based on a well-established augmented equivalent approach for the analysis of periodically switched linear networks.
Alessandro Sona
openaire   +3 more sources

A Compact Thévenin Model for a Rectenna and Its Application to an RF Harvester with MPPT [PDF]

open access: yesSensors, 2019
This paper proposes a compact Thévenin model for a rectenna. This model is then applied to design a high-efficiency radio frequency harvester with a maximum power point tracker (MPPT). The rectenna under study consists of an L-matching network and a
Manel Gasulla   +2 more
doaj   +2 more sources

Thevenin Equivalent of Solar PV Cell Model and Maximum Power Transfer

open access: yes2021 International Conference on Electrical, Communication, and Computer Engineering (ICECCE), 2021
Photovoltaic (PV) is the conversion of solar energy into DC electrical energy using PV cells. In addition, solar energy is an important renewable energy source. In this study, it is proposed that Thevenin's equivalent PV cell model produces a voltage-current characteristic that is quite representative of the operation of the PV source.
Suleyman Adak   +2 more
openaire   +5 more sources

Real time SOC estimation for Li-ion batteries in Electric vehicles using UKBF with online parameter identification [PDF]

open access: yesScientific Reports
In the recent era, Lithium ion batteries plays a significant role in EV industry due to their high specific energy density, power density, low self-discharge rate, and prolonged lifespan.
Selvarani Nachimuthu   +3 more
doaj   +2 more sources

Accurate Method for Calculating the Effective Capacitance with RC Loads Based on the Thevenin Model

open access: yesIEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2009
In deep submicron designs, predicting gate delays with interconnect load is a noteworthy work for Static Timing Analysis (STA). The effective capacitance Ceff concept and the Thevenin model that replaces the gate with a linear resistor and a voltage source are usually used to calculate the delay of gate with interconnect load.
JIANG, Minglu   +4 more
openaire   +3 more sources

Optimizing state of charge estimation using thevenin models and extended Kalman filter

open access: yesDiscover Electronics
Precise battery modeling plays a critical role in enhancing State of Charge (SoC) estimation and optimizing Battery Management Systems (BMS) for electric vehicles and energy storage systems.
Hamza Benhammou   +2 more
doaj   +2 more sources

An improved Thevenin model of lithium-ion battery with high accuracy for electric vehicles [PDF]

open access: yesApplied Energy, 2019
Abstract This paper proposes an improved Thevenin model of the Lithium-ion battery taking into account temperature influence on the calculation accuracy of the open circuit voltage of a battery. The calculation accuracy of the terminal voltage of a battery is improved without increasing the order of the model. Firstly, the model was proposed based on
Ding, Xiaofeng   +4 more
openaire   +4 more sources

Performance Analysis of a Single-Diode Photovoltaic Model Based on a Thevenin’s Equivalent Circuit

open access: yesJournal of Engineering and Sustainable Development
This article proposes a linear Thevenin's equivalent circuit for a single-diode model. The Thevenin's equivalent circuit is derived based on the piecewise linearization for the nonlinear characteristic of the diode.
Ammar AL-GIZI   +3 more
doaj   +2 more sources

Kalman filter applied to Thevenin’s modeling of a lead-acid battery

open access: yesInternational Journal of Electrical and Computer Engineering (IJECE), 2022
<span>This article determines the internal parameters of a battery analyzed from its circuit equivalent, reviewing important information that can help to identify the battery’s state of charge (SOC) and its state of health (SOH). Although models that allow the dynamics of different types of batteries to be identified have been developed, few have
Jose Alfredo Palacio-Fernández   +1 more
openaire   +3 more sources

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