Results 11 to 20 of about 10,020 (213)

Modeling Postoperative Pathologic Ileus in Mice: A Simplified and Translational Approach. [PDF]

open access: yesNeurogastroenterol Motil
Simple manipulation of the small intestine for 10 min induces pathological postoperative ileus, as evidenced by reduced gastrointestinal transit and inflammation in the muscular layer. ABSTRACT Background Postoperative Ileus (POI) is an iatrogenic complication characterized by a temporary paralysis of gastrointestinal transit, leading to food ...
Gauthier R   +10 more
europepmc   +2 more sources

A novel method for online voltage stability assessment based on PMU measurements and Thevenin equivalent

open access: yesIET Generation, Transmission & Distribution, 2022
From the power systems security point of view, determining the voltage stability margin is essential for the operation of systems. An inaccurate determination of the maximum loading factor or voltage collapse point in a power system may cause voltage ...
Rohallah Pourbagher   +2 more
doaj   +1 more source

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.
Tian, Ning   +3 more
openaire   +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   +3 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.
openaire   +1 more source

Simplification of water distribution networks using non-linear Thevenin theorem and its application for maximum power transfer

open access: yesJournal of Hydroinformatics, 2022
The boundaries of existing cities are expanding rapidly due to the exponential growth in urban population. Therefore, the existing water distribution networks (WDNs) need to be expanded up to the newly developed areas to meet the additional water demand.
Raman Balireddy   +3 more
doaj   +1 more source

Electric vehicle battery model identification and state of charge estimation in real world driving cycles [PDF]

open access: yes, 2015
This paper describes a study demonstrating a new method of state-of-charge (SoC) estimation for batteries in real-world electric vehicle applications. This method combines realtime model identification with an adaptive neuro-fuzzy inference system (ANFIS)
Auger, Daniel J.   +2 more
core   +1 more source

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-Fernádez   +1 more
openaire   +2 more sources

Bridge Average Value Model of Modular Multilevel Converter

open access: yesZhongguo dianli, 2019
The speed-up simulation model of modular multilevel converter (MMC) is the basis for the research of voltage-source converter high-voltage direct-current (VSC-HVDC) system. Among many models, the bridge Thevenin model of MMC is the most widely used.
Ning CHEN, Lei QI, Meng BAO, Xiang CUI
doaj   +1 more source

Circuit Parameter Range of Photovoltaic System to Correctly Use the MPP Linear Model of Photovoltaic Cell

open access: yesEnergies, 2021
The real-time linearization of a photovoltaic (PV) cell has been implemented well by the proposition of two maximum power point (MPP) linear models (MPP Thevenin cell model and MPP Norton cell model).
Shaowu Li
doaj   +1 more source

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