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Evaluation of a multilevel cascaded-type dynamic voltage restorer employing discontinuous space vector modulation
(
IEEE Industrial Electronics Society
, 2010 , Article)
In this paper, the application of a cascaded multilevel inverter as a dynamic voltage restorer (DVR) is investigated. Two discontinuous multilevel space vector modulation (SVM) techniques are implemented for DVR control ...
Power angle control of grid-connected capacitor-tapped multi-module voltage source converter
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
HVDC transmission suits transmitting large amounts of renewable energy power over long distances with low transmission losses. The Capacitor-Tapped Multi-module Converter (CT-MC) can be employed effectively to integrate ...
Sensor-less operation of hybrid boost modular multilevel converter for subsea multiphase medium voltage drives
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
This paper introduces Hybrid Boost Modular Multilevel Converter (Hybrid Boost MMC) as a suitable candidate for subsea drive systems. The investigated drive system is based on a five-phase Induction Machine (IM) in order ...
Investigation of three-phase capacitor-tapped multi-module voltage source converter with selective harmonic elimination
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
In conventional Two-Level Voltage Source Converters (2L-VSCs), connecting between high/medium dc voltage and medium/low ac voltage requires semiconductor devices rated at the high/medium dc-voltage, which negatively affects ...
Editorial : Optimal Satellite Sensor Selection Utilized to Monitor the Impact of Urban Sprawl on the Thermal Environment in Doha City, Qatar
(
OMICS International
, 2016 , Article)
In the present study, the most appropriate Landsat and ASTER Image spatial and spectral resolutions were
selected to extract thermal infrared data in Doha City, Qatar from 1990-2015. Results indicated Urban Heat Island(UHI) ...
A DC autotransformer design for medium and high voltage DC transmission systems
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
This paper studies a dc-dc converter topology dual to the ac autotransformer for medium and high voltage dc-dc conversion. Operation with trapezoidal modulation is analyzed where the dc autotransformer is built of ...
Power control of grid-connected high-gain boost full-bridge modular multilevel converter
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
Conventional Modular Multilevel Converter (MMC) with half-bridge submodules (HB-SMs) can be used for gird-integration of renewable energy sources, but with limited voltage gain. To elevate the generated ac output voltage ...
Model-predictive control for common-mode voltage reduction and third-harmonic current injection techniques with five-phase inverters
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
This paper employs a Model Predictive Control (MPC) technique to reduce the Common-Mode-Voltage (CMV) in five-phase inverters when third harmonic current injection is applied. According to the inverter space vector model, ...
Series-Connected Multi-Half-Bridge Modules Active Front-End Rectifier for Medium Voltage Variable Speed Drives
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
Medium-Voltage Variable Speed Drives (VSDs) are the backbone of several critical industries. Providing the proper dc-link voltage to support the VSD's converter is crucial. Conventionally, dc-link voltage is supplied either ...
A Dual Modular Multilevel Converter with High-Frequency Magnetic Links between Submodules for MV Open-End Stator Winding Machine Drives
(
Institute of Electrical and Electronics Engineers Inc.
, 2018 , Article)
This paper presents a dual modular multilevel converter (MMC) topology that utilizes energy exchange between adjacent-arm submodules (SMs), operating with out-of-phase modulation. The proposed configuration is applicable ...