Results 61 to 70 of about 1,495,902 (211)

Online Tracking of Thévenin Equivalent Parameters Using PMU Measurements

, 2012
This paper presents a new method for tracking Thévenin equivalent parameters for a power system at a node using local Phasor Measurement Unit (PMU) measurements. Three consecutive phasor measurements for voltage and current, recorded at one location, are
Abdelkader, Sobhy, Morrow, D John; id_orcid   +1 more
core   +1 more source

Dead-time effect modeling for hybrid modular multilevel converter using twin mapping

International Journal of Electrical Power & Energy Systems
Dead-time control is essential for modular multilevel converters (MMCs), but it negatively impacts MMC performance. To support the development of control strategies to mitigate the adverse effects of dead-time, electromagnetic transient (EMT) simulations
Moke Feng, Jianzhong Xu, Wenxia Sima, Ming Yang, Hang Jing, Keying Pan   +5 more
doaj   +1 more source

A Novel Bi-LSTM-Based Method for Thevenin Equivalent Parameter Identification

Frontiers in Energy Research, 2022
Insufficient power system operation data sets hinder the extensive application of various artificial intelligence algorithms. The solution of the Thevenin equivalent parameters especially depends on the power flow data of the grid.
Chengyu Li, Jilai Yu, Jiaxin Lv
doaj   +1 more source

Structure‐Driven Smart Textiles for Self‐Powered Wearable Systems

Small Structures, Volume 7, Issue 6, June 2026.
Textile‐based energy harvesting and health monitoring systems offer a promising approach to self‐powered wearable platforms by integrating energy harvesters with flexible textile architecture. This review summarizes recent advances in these systems and discusses key challenges in durability, biocompatibility, scalable manufacturing, and system‐level ...
Hye‐Ji Ryu, Sol Lee, Sang‐Woo Kim
wiley   +1 more source

Interactive Visualization of Diode Physics: Bridging the Fidelity‐Accessibility Gap in Web‐Based Engineering Education

Computer Applications in Engineering Education, Volume 34, Issue 3, May 2026.
ABSTRACT In engineering education, a “fidelity‐accessibility trade‐off” persists: accessible web simulations often lack physical accuracy, while complex industrial tools impose heavy cognitive loads. This hinders effective instruction in semiconductor physics in remote, hardware‐constrained environments.
Ali Akyüz, Gökçe İrem Öcal, Yeşim Öktem   +2 more
wiley   +1 more source

State of Charge Estimation of EV Secondary Battery Pack Using Hybrid Hedge Feedforward Feedback‐Based Gated Recurrent Unit to Extend Lifespan

Battery Energy, Volume 5, Issue 2, March 2026.
SOC estimation is performed using a newly developed online HFF‐GRU method. Improves charge balancing among battery cells, leading to a substantial increase in the battery pack's lifespan. ABSTRACT Accurate estimation of state of charge (SoC) and maintaining balanced charge levels across secondary battery cells are crucial in battery management systems (
Md Ohirul Qays, Iftekhar Ahmad, Daryoush Habibi, Mohammad A. S. Masoum, Paul Moses   +4 more
wiley   +1 more source

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

Energy 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, Miyoung Lee, Cheolbeom Lim, Jonghoon Kim   +3 more
wiley   +1 more source

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

Batteries &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, Elias Hempen, Hanna van den Berg, Dominik Jöst, Franziska Berger, Florian Ringbeck, Dirk Uwe Sauer   +6 more
wiley   +1 more source

Application of Thevenin-Barbi Circuit Equivalent for Optimization of Energy Characteristics of DC Electrical Circuits

Radioelectronics and Communications Systems
The paper demonstrates the advantages of using the Thevenin–Barbi three-element circuit equivalent in energy studies of DC circuits. The optimal and limiting values of the load parameters of the Thevenin–Barbi circuit equivalent at a given range of the ...
Mykhailo Artemenko, V. Chopyk, I. Shapoval, S. Polishchuk, Dmytro Boitsov   +4 more
semanticscholar   +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

Battery 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, Jalal Faraj, Bechara Nehme, Mahmoud Khaled, Rachid Outbib   +4 more
wiley   +1 more source