Results 21 to 30 of about 286,510 (260)

Analysis of a DC converter working on a plasma arc

open access: yesElectrical engineering & Electromechanics, 2023
Introduction. The article is devoted to the analysis of a stabilized direct current converter operating on a plasma arc. Electroplasma technologies of the new generation cause the need to design workable systems that provide control of technological ...
E. M. Vereshchago   +2 more
doaj   +1 more source

A Comprehensive VSG-Based Onshore FRT Control Strategy for OWFs With VSC-MT-HVDC Transmission

open access: yesIEEE Access, 2021
This paper proposes a communication-free control strategy at the offshore wind farm (OWF) level to enhance onshore fault ride-through (FRT) grid code compliance of the voltage source converter (VSC)-based multi-terminal high voltage direct current (MT ...
Seyed Saeid Heidary Yazdi   +3 more
doaj   +1 more source

Super-Twisting Sliding Mode Control for Grid-Tied T-Type qZSI with Reduced Capacitor Voltage [PDF]

open access: yes, 2020
This paper proposes a super-twisting sliding mode control (ST-SMC) strategy for a three-phase grid-tied three-level T-type quasi-Z-source inverter (qZSI) with LCL filter.
Bayhan, SERTAÇ, Komurcugil, Hasan
core   +1 more source

Research on key technology of intelligent fully mechanized caving face construction in Baode Coal Mine

open access: yesGong-kuang zidonghua, 2023
The current research achievements in the construction of intelligent fully mechanized caving face lack systematic implementation case for a specific fully mechanized caving face.
WU Xicang   +3 more
doaj   +1 more source

An Optimal Voltage-Level Based Model Predictive Control Approach for Four-Level T-Type Nested Neutral Point Clamped Converter With Reduced Calculation Burden

open access: yesIEEE Access, 2019
Four-level T-type nested neutral point clamped (NNPC) converter is a newly developed multilevel voltage source converter for higher power density systems in low and medium voltage applications.
Wenjie Wu, Dan Wang
doaj   +1 more source

A Simple Carrier-Based Modulation for the SVM of the Matrix Converter [PDF]

open access: yes, 2013
Today, industry has not fully embraced the matrix converter solution. One important reason is its high control complexity. It is therefore relevant to propose a simpler but efficient modulation scheme, similar as three phase voltage source inverter ...
ARPILLIERE, Michel   +5 more
core   +1 more source

Novel Sliding Mode Control Approach for Quasi-Z-Source Converters with Improved Performance [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization
A type of converter called Quasi-Z-source converters (QZSC) is becoming more popular due to its benefits, such as operating in a single stage, having smaller components, and maintaining continuous input current and a common ground.
Gholam Reza Shahabadi, Majid Reza Naseh
doaj   +1 more source

PI and Sliding Mode Based Control Strategy for Three-Phase Grid-Tied Three-Level T-Type qZSI [PDF]

open access: yes, 2019
This paper introduces a proportional-integral (PI) and sliding mode based control strategy for three-phase grid-tied three-level T-type quasi-Z-source inverter with LCL filter. The proposed control strategy has two parts.
Bayhan, SERTAÇ   +3 more
core   +1 more source

Synthesis of Sliding Mode Control Strategy for T-Type Grid Inverter in Presence Grid Voltage Disturbance

open access: yesEnergies
The paper proposes a new hybrid sliding mode control algorithm based on saturated-type reaching law for current regulation of a grid-following inverter in a microgrid connected to the power grid, ensuring system stability under severe main grid voltage ...
Albert Sawiński   +2 more
doaj   +1 more source

Active spacecraft potential control for Cluster – implementation and first results [PDF]

open access: yesAnnales Geophysicae, 2001
Electrostatic charging of a spacecraft modifies the distribution of electrons and ions before the particles enter the sensors mounted on the spacecraft body. The floating potential of magnetospheric satellites in sunlight very often reaches several
K. Torkar   +18 more
doaj   +1 more source

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