Results 11 to 20 of about 87 (85)

Space Vector Modulation for an Indirect Matrix Converter with Improved Input Power Factor

open access: yesEnergies, 2017
Pulse width modulation strategies have been developed for indirect matrix converters (IMCs) in order to improve their performance. In indirect matrix converters, the LC input filter is used to remove input current harmonics and electromagnetic ...
Nguyen Dinh Tuyen, Phan Quoc Dzung
doaj   +3 more sources

Adaptive Gain Scheduling Control of Doubly Fed Induction Generator Based Wind Turbines to Improve Fault Ride Through Performance [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2018
The Doubly-Fed Induction Generators (DFIG) based Wind Turbines (WT) are widely used in WTs connected to power systems. Traditionally the back-to-back converters are used in order to control the DFIG.
Ahmad Khajeh, Zahra Shabani
doaj   +1 more source

Indirect Matrix Converter-Based Grid-Tied Photovoltaics System for Smart Grids

open access: yesEnergies, 2020
This paper proposes an Indirect Matrix Converter (IMC)-based grid-tied Photovoltaic (PV) system for Smart Grids (SGs). The PV array injects current in the ‘dc link’ of the IMC through an inductive link, and is connected to the SG with shunt and series ...
Thomas Geury   +3 more
doaj   +1 more source

Indirect Matrix Converter for Hybrid Electric Vehicle Application with Three-Phase and Single-Phase Outputs

open access: yesEnergies, 2015
This paper presents an indirect matrix converter (IMC) topology for hybrid electric vehicle (HEV) application with three-phase and single-phase outputs. The HEV includes mechanical, electrical, control, and electrochemical systems among others.
Yeongsu Bak, Eunsil Lee, Kyo-Beum Lee
doaj   +1 more source

A QPR-Based Low-Complexity Input Current Control Strategy for the Indirect Matrix Converters With Unity Grid Power Factor

open access: yesIEEE Access, 2019
Unity grid power factor (GPF) is essential for the indirect matrix converter (IMC) applications to satisfy the grid-friendly requirement. The existing unity GPF control strategies usually consist of high-complexity structures, resulting in difficult ...
Zheng Gong   +5 more
doaj   +1 more source

Modeling and Analysis of Quasi-Z Source IMC Converter Feeding PMSM Drive System

open access: yesTikrit Journal of Engineering Sciences
The purpose of this study is to increase the voltage gain (U_g) for a quasi-Z-source indirect matrix converter (IMC) feeding a three-phase Permanent Magnet Synchronous machine (PMSM) drive system.
Ahmed K. Hannan   +4 more
doaj   +1 more source

Balanced Current Control Strategy for Current Source Rectifier Stage of Indirect Matrix Converter under Unbalanced Grid Voltage Conditions

open access: yesEnergies, 2016
This paper proposes a balanced current control strategy for the current source rectifier (CSR) stage of an indirect matrix converter (IMC) under unbalanced grid voltage conditions. If the three-phase grid connected to the voltage source inverter (VSI) of
Yeongsu Bak, June-Seok Lee, Kyo-Beum Lee
doaj   +1 more source

Leveraging Artificial Intelligence and Large Language Models for Cancer Immunotherapy

open access: yesAdvanced Science, EarlyView.
Cancer immunotherapy faces challenges in predicting treatment responses and understanding resistance mechanisms. Artificial intelligence (AI) and machine learning (ML) offer powerful solutions for cancer immunotherapy in patient stratification, biomarker discovery, treatment strategy optimization, and foundation model development.
Xinchao Wu   +4 more
wiley   +1 more source

Defining the tumor microenvironment of non‐small cell lung cancer

open access: yesImmunology &Cell Biology, EarlyView.
The tumor microenvironment (TME) in non‐small cell lung cancer is highly heterogeneous, both at a patient level and tumor microenvironment resolution. Defining the tumor microenvironment from patient‐responders and non‐responders will aid in the development of targeted therapeutics specific for each individual patient.
Kidane Siele Embaye   +5 more
wiley   +1 more source

Colorectal Precancerous Lesions: Molecular Mechanisms, Research Tools, and Natural Product‐Based Clinical Translation

open access: yesMedComm – Oncology, Volume 5, Issue 2, June 2026.
This article systematically elucidates the molecular mechanisms of colorectal precancerous lesions, introduces cutting‐edge research tools like multi‐omics and organoids, and highlights the potential and prospects of natural products such as berberine, resveratrol, and curcumin in preventing and intervening in colorectal carcinogenesis by modulating ...
Shunji Liu   +6 more
wiley   +1 more source

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