Search
Now showing items 1-10 of 20
A bi-directional boost converter-based non-isolated DC-DC transformer with modular solid-state switches for medium-/high-voltage DC grids
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
In this paper, a bi-directional non-isolated dc-dc transformer is proposed, which can be used for connecting different dc voltage levels in medium-/high-voltage dc grids. The proposed dc-dc transformer is based on the ...
Enhancing the DC voltage utilization of twelve-switch voltage source inverter feeding symmetrical/asymmetrical nine-phase loads
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
Twelve-Switch Nine-Phase Inverter (TSNPI) can be used to feed three independent three-phase loads or nine-phase load such as nine-phase machines. It provides dc-ac conversion with a reduced number of switches, as only ...
Series-connected multi-half-bridge modules converter for integrating multi-megawatt wind multi-phase permanent magnet synchronous generator with dc grid
(
Institution of Engineering and Technology
, 2017 , Article)
In this study, a new transformerless wind energy conversion system to integrate high-power multi-phase permanent magnet wind generators to medium-voltage local grids is presented. The proposed converter topology consists ...
A Unipolar/Bipolar High-Voltage Pulse Generator Based on Positive and Negative Buck-Boost DC-DC Converters Operating in Discontinuous Conduction Mode
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Article)
This paper presents a new high-voltage pulse generator, which is based on positive and negative buck-boost (BB) converters fed from a relatively low voltage dc supply. The proposed generator is able to generate unipolar ...
A hybrid boost modular multilevel converter-based bipolar high voltage pulse generator
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Article)
Conventional Modular Multilevel Converter (MMC) with Half-Bridge Sub-Modules (HB-SMs) can be used effectively as a solid-state high-voltage pulse generator to chop a high-voltage dc input into a bipolar pulsed output voltage ...
A new dual series-connected Nine-Switch Converter topology for a twelve-phase induction machine wind energy system
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
This paper introduces a new transformerless converter topology for Multiphase-Based Wind Energy Conversion Systems (WECSs). In this topology, a twelve-phase induction generator is integrated to the grid using dual Nine-Switch ...
A modular multilevel converter with isolated energy-balancing modules for MV drives incorporating symmetrical six-phase machines
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
A modular multilevel converter (MMC) configuration is presented as a medium-voltage high-power drive for variable-speed applications incorporating symmetrical six-phase machines. The topology employs six standard MMC ...
AC-powered multi-module high-voltage pusle-generator with sinusoidal input current for water treatment via underwater pulsed arc discharge
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
The underwater pulsed arc discharge is one of the effective methods in water treatment applications. In pulsed arc discharge, a pulsed output in the range of 1-10 kV is typically applied across the water treatment chamber ...
Four-Arm Three-Phase Modular Multilevel Converter (4A-TPMMC)
(
Taylor and Francis Inc.
, 2017 , Article)
In this paper a Four-Arm Three-Phase MMC (4A-TPMMC)-based DC-AC converter is proposed. The proposed converter generates a three-phase output voltage using a lower number of components, which reduces the converter complexity ...
A buck-boost converter-based bipolar pulse generator
(
Korean Institute of Power Electronics
, 2017 , Article)
This paper presents a buck-boost converter-based bipolar pulse generator, which is able to generate bipolar exponential pulses across a resistive load. The concept of the proposed approach depends on operating the involved ...