Results 51 to 60 of about 7,248 (211)

Hybrid Simulation for Large-Scale AC/DC Power System by Serial Interaction Process

open access: yesFrontiers in Energy Research, 2021
Electromechanical transient (EMT) and transient stability hybrid simulations can make full use of their fast-solving ability and high-precision computing ability to accurately simulate the dynamic characteristics of large-scale AC/DC systems.
Song Zhang   +3 more
doaj   +1 more source

Performance Improvement in Passive Backscatter Based RFID System with Low DCR Modulations [PDF]

open access: yes, 2014
This paper presents application of the low Duty Cycle Ratio (DCR) modulations: isochronous Digital Pulse Position Modulation (DPPM) and anisochronous Digital Pulse Interval Modulation (DPIM) in backscatter based passive RFID communication system.
Svedek, T., Vinko, D., Zagar, D.
core   +1 more source

Optimized State‐of‐Health Estimation for Electric Vehicle Battery Under Operating Condition using Impedance and Resistance: A Robust Fusion Model

open access: yesEnergy Technology, Volume 14, Issue 3, March 2026.
This study proposes an state‐of‐health estimation algorithm that integrates electrical and electrochemical information through alternating current signal conversion and a probability density‐based fusion model. Results demonstrate that the fusion model achieves significantly higher accuracy across varying conditions, particularly under both room‐ and ...
Minhyeok Kim   +3 more
wiley   +1 more source

Estimation of the Equivalent Circuit Parameters of Induction Motors by Laboratory Test

open access: yesMachines, 2021
The determination of equivalent circuit parameters for AC induction motors represents an important task in an electrical machine laboratory. Frequently used open-circuit and short current tests answer these requirements.
Moshe Averbukh, Efim Lockshin
doaj   +1 more source

LC compensators for power factor correction of nonlinear loads [PDF]

open access: yes, 2004
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Aziz, MMA   +3 more
core   +1 more source

Benchmarking the Transferability of Real‐Time State of Charge Algorithms to Sodium‐Ion Cells Using an Open‐Source Diagnostics Framework

open access: yesBatteries &Supercaps, Volume 9, Issue 2, February 2026.
Our open‐source evaluation framework enables rigorous benchmarking of real‐time algorithims. We showcase its functionality through a sodium‐ion battery case study, highlighting key strenghts and limitations for SOC diagnostics. Despite the abundance of battery state estimation algorithms in the BMS literature, their applicability to emerging cell ...
Katharina Lilith Quade   +6 more
wiley   +1 more source

Online Estimation of Li-ion Battery SOC for Electric Vehicles Based on An Improved AEKF [PDF]

open access: yesE3S Web of Conferences, 2019
The purpose of this paper is to discuss how to eliminate the influence of noise time -varying characteristics on the accuracy of SOC estimation. Based on the matlab/simulink platform, the Thevenin equivalent circuit model of the battery is built, and an ...
Feng Kaihui   +3 more
doaj   +1 more source

The Definition of Power Grid Strength and Its Calculation Methods for Power Systems with High Proportion Nonsynchronous-Machine Sources

open access: yesEnergies, 2023
This paper studies the definition and calculation method of power grid strength in the environment of high-proportion nonsynchronous-machine sources, focusing on the effect of nonsynchronous-machine sources on voltage support strength and frequency ...
Zheng Xu   +3 more
doaj   +1 more source

Optimal design of single-tuned passive filters using response surface methodology [PDF]

open access: yes, 2015
This paper presents an approach based on Response Surface Methodology (RSM) to find the optimal parameters of the single-tuned passive filters for harmonic mitigation.
Abdel Aleem, SHE   +4 more
core   +1 more source

A New Approach for Estimation of Lithium‐Ion Battery State of Charge and Health Using Mixed H∞/H2 Control With Sliding Mode Observer

open access: yesBattery Energy, Volume 5, Issue 1, January 2026.
The rise of renewable energy sources is accompanied with a depletion of raw materials used in batteries. The project summarized in this paper presents a system aiming to estimate the SOC and SOH of Lithium‐Ion Battery. This is achieved Using Mixed H∞/H2 Control with Sliding Mode Observer.
Chadi Nohra   +4 more
wiley   +1 more source

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