Results 11 to 20 of about 31,389 (243)

Comparative Study of Multilevel Converters using DQ Current Control

open access: yesU.Porto Journal of Engineering
This paper presents a comprehensive comparative analysis of different multilevel converter topologies, including 2-level, Neutral Point-Clamped (NPC), Cascaded H-Bridge (CHB), and T-Type converters using the DQ current control strategy.
José Vicente, Agostinho Rocha
doaj   +3 more sources

DQ Robotics: A Library for Robot Modeling and Control [PDF]

open access: yesIEEE Robotics & Automation Magazine, 2021
12 pages, 10 figures, 5 tables. This version has slightly different content from the IEEE typeset version. Also, the title has changed from the first submitted version, which was "DQ Robotics: a Library for Robot Modeling and Control Using Dual Quaternion Algebra."
Bruno Vilhena Adorno   +1 more
openaire   +3 more sources

DQ Impedance Stability Analysis for the Power-Controlled Grid-Connected Inverter [PDF]

open access: yesIEEE Transactions on Energy Conversion, 2020
For a grid-connected inverter requiring the ac volt- age magnitude and the active power control, both vector control and power synchronization control can be applied. The stability comparison based on the dq impedance stability analysis between both control are carried out via three factors including the grid impedance, the inner current loop and the ...
Chuanyue Li   +5 more
openaire   +1 more source

The Single-Phase Voltage and Power Control Algorithm of a 4-Leg Type CVCF Inverter for an Off-Grid Micro-Grid System

open access: yesEnergies, 2022
In general, severe load imbalances in small AC micro-grid systems can degrade their operational performance and their maintenance. This is because the unbalanced load in the micro-grid affects the energy flow and the voltage regulation functions of each ...
Byeong-Gill Han   +4 more
doaj   +1 more source

Performance Analysis of a Dq Power Flow-Based Energy Storage Control System for Microgrid Applications

open access: yesIEEE Access, 2020
This paper presents a dq power flow based energy storage control system for reliable and stable operation of a renewable power generation based microgrid system.
R. Ahshan, S. A. Saleh, Abdullah Al-Badi
doaj   +1 more source

Open Phase Fault Tolerant Control of Multi Three Phase Machines

open access: yesIEEE Open Journal of Power Electronics, 2021
Drive system availability is critical in aerospace applications. Multi three phase machines are a known solution to provide redundancy and fault tolerance capability.
Jayakrishnan Harikumaran   +3 more
doaj   +1 more source

ASSOCIATION OF HLA-DQ POLYMORPHISMS WITH HEPATITIS B VIRUS INFECTION IN TURKISH POPULATION

open access: yesSabiad, 2022
Objective Host genetic factors can affect the natural course of hepatitis B virus (HBV) infection and the risk of development and progression of HBV-related liver diseases.
Bülent Çakal   +8 more
doaj   +1 more source

Seven Primary Data Types in Citizen Science Determine Data Quality Requirements and Methods

open access: yesFrontiers in Climate, 2021
Data quality (DQ) is a major concern in citizen science (CS) programs and is often raised as an issue among critics of the CS approach. We examined CS programs and reviewed the kinds of data they produce to inform CS communities of strategies of DQ ...
Robert D. Stevenson   +3 more
doaj   +1 more source

The evaluation of ADME and pharmacokinetic properties of decoquinate derivatives for the treatment of malaria

open access: yesFrontiers in Pharmacology, 2022
The emergence of Plasmodium falciparum (Pf) parasite strains tolerant of the artemisinin component and resistant to the other drug component in artemisinin combination therapies (ACTs) used for treatment now markedly complicates malaria control.
Daniel J. Watson   +5 more
doaj   +1 more source

DQ-Voltage Droop Control and Robust Secondary Restoration With Eligibility to Operate During Communication Failure in Autonomous Microgrid

open access: yesIEEE Access, 2019
The combination of droop control and communication-based secondary control is eligible to maintain the steady voltage and frequency at the point of common coupling (PCC) together with the property of power sharing between the distributed generators ...
Rasool M. Imran   +2 more
doaj   +1 more source

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