Results 51 to 60 of about 2,255 (184)

Nonlinear control of permanent magnet synchronous generators (PMSG) using feedback linearization

open access: yesRevue des Énergies Renouvelables, 2011
This paper presents nonlinear control of permanent magnet synchronous generators using feedback linearization. Permanent-magnet synchronous generators (PMSGs) are commonly used for small variable-speed wind turbines to produce highefficiency, high ...
M.S. Merzoug, H. Benalla, L. Louze
doaj  

Automated quality assurance of HDR brachytherapy: Evaluation of Dwell‐position accuracy and Dwell‐time linearity via image processing of radiochromic films

open access: yesPrecision Radiation Oncology, Volume 10, Issue 2, Page 137-146, June 2026.
This study develops a method combining radiochromic film and image processing to assess HDR brachytherapy source accuracy and linearity, achieving high precision and efficiency . Abstract Purpose To develop and validate a fully automated quality assurance method for high‐dose rate (HDR) brachytherapy, enabling the precise evaluation of source dwell ...
Qingqing Yuan   +4 more
wiley   +1 more source

A Control Strategy for Variable Speed Condenser Based on Doubly‐Fed Machine

open access: yesIET Smart Energy Systems, Volume 2, Issue 2, Page 120-130, June 2026.
This paper proposes a variable speed condenser (VSC) control strategy based on a doubly fed machine. It can be installed in PV stations and wind farms to enhance the grid‐connection performance of renewable energy power plants. ABSTRACT The lack of active power support capability in power systems with large‐scale renewable energy integration has become
Jian Zhang   +5 more
wiley   +1 more source

Parametric Model Order Reduction by Box Clustering With Applications in Mechatronic Systems

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 10, 30 May 2026.
ABSTRACT High temperatures and structural deformations can compromise the functionality and reliability of new components for mechatronic systems. Therefore, high‐fidelity simulations (HFS) are employed during the design process, as they enable a detailed analysis of the thermal and structural behavior of the system.
Juan Angelo Vargas‐Fajardo   +4 more
wiley   +1 more source

Design and Development of 4500 V Trench Gate IGBT

open access: yesZhongguo dianli, 2020
In this paper, a 4500 V trench gate IGBT chip was developed, so as to improve the single chip current density as well as to master the technology of high voltage trench gate IGBT.
Li LI   +4 more
doaj   +1 more source

Enhancing Wind Turbine Performance With Transformer‐Based Predictive Control and Quantum‐Inspired Optimization: A Novel Hybrid Model for Power Prediction and Control

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This work introduces an integrated Transformer‐based Predictive Control and Quantum‐Inspired Optimization framework that significantly boosts wind turbine performance. The approach improves power‐output prediction accuracy and enhances turbine efficiency, stress reduction, and operational reliability, offering an adaptive and intelligent control ...
PengCheng Liu   +4 more
wiley   +1 more source

Analysis and Research of High-power IGBT Short-circuit Energy

open access: yes机车电传动, 2019
In view of the high-power IGBT short-circuit protection technology, the IGBT short-circuit reason and protective principle was introduced. The short circuit time of IGBT was verified to be closely related to its working voltage by short circuit test ...
Lu YANG, Lei WANG, Shourong LI
doaj  

A Comprehensive Review of Intelligent Fault Diagnosis and Resilient Fault‐Tolerant Control in the Design of Modern Modular Multilevel Converters

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This review evaluates advanced intelligent fault diagnosis and resilient fault‐tolerant control strategies for modular multilevel converters (MMCs). It highlights how integrating machine learning with robust control architectures enhances reliability and operational continuity, providing a roadmap for developing more resilient, self‐healing power ...
Muhammad Haris Saleem   +3 more
wiley   +1 more source

Fault Detection and Classification in Five‐Level Reduced Device Count Multilevel Inverter Using Fuzzy Logic System

open access: yesEnergy Science &Engineering, Volume 14, Issue 5, Page 2626-2643, May 2026.
A fuzzy logic–based diagnostic framework for a reduced device count multilevel inverter to accurately detect and classify open‐circuit faults. ABSTRACT The reliable performance of multilevel inverters (MLIs) is critical to the advancement of power electronic systems used in renewable energy conversion, microgrid operation, and electric vehicle ...
Niraj Kumar Dewangan   +4 more
wiley   +1 more source

Etude, modélisation et réalisation d’un convertisseur DC/AC pour système de pompage photovoltaïque de 4 kVA

open access: yesRevue des Énergies Renouvelables, 2013
L’estimation des pertes par effet joule de l’étage de puissance est une étape incontournable, lors de la conception d’un convertisseur. En effet, cette estimation nous permet de mieux évaluer les performances du commutateur, de bien dimensionner le ...
S. Chikhi   +4 more
doaj  

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