بحث بسيط
السجلات المعروضة 11 -- 20 من 23
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 ...
An asymmetrical six-phase induction machine-based flywheel energy storage system using modular multilevel converters
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
Energy storage systems have become an essential pillar in most of electrical engineering applications due to introduced technical and economical merits, particularly following the pronounced grid-integration of renewable ...
Low-voltage DC input, high-voltage pulse generator using nano-crystalline transformer and sequentially charged MMC sub-modules, for water treatment applications
(
Institute of Electrical and Electronics Engineers Inc.
, 2017 , Conference Paper)
This paper proposes a new high-voltage Pulse Generator (PG), fed from low voltage dc supply Vs. This input supply voltage is utilized to charge two arms of series-connected modular multilevel converter sub-module capacitors ...
Performance of a three-To-five matrix converter fed five-phase induction motor under open-circuit switch faults
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
Multiphase machines are conventionally fed from voltage source inverters (VSIs) with bulky dc-link capacitors, which represent a technical drawback in high power medium voltage applications. Alternatively, multiphase matrix ...
A four-switch based long-cable-fed five-phase induction motor drive system
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
In applications where motors are fed from low voltage variable-frequency drive (VFD) through long cables, a step up transformer is commonly used to boost the converter output voltage in order to compensate for the cable ...
Effect of stator winding connection on performance of five-phase linear induction machines
(
Institution of Engineering and Technology
, 2016 , Conference Paper)
In electric traction, Linear Induction Motors (LIMs) have become a competitive alternative, especially for low speed applications where machines with short stators are commonly used. Due to driving dynamics tolerances, ...
Operation of three-phase modular multilevel converter (MMC) with reduced number of arms
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
Conventional three-phase MMC consists of six-arms, each arm is controlled to generate unipolar voltage ranging from zero to Vdc where Vdc is the input DC voltage. Each arm voltage has two components (DC and AC components). ...
Half-bridge modular multilevel-based HVDC converters with external pre-charged capacitors for dc fault current suppression capability
(
Institution of Engineering and Technology
, 2016 , Conference Paper)
Half-Bridge Modular Multilevel Converters (HB-MMCs) are defenseless against DC side faults. Different types of DC Circuit Breakers (DCCBs) assisted with arrester banks/damping resistors such as solid-state CBs and hybrid ...
High-voltage pulse generator based on capacitor-diode voltage multiplier centrally fed from dc-dc boost converter
(
Institution of Engineering and Technology
, 2016 , Conference Paper)
High voltage pulse generators are commonly used in water treatment applications. In this paper, a high voltage pulse generator with closed loop control on its output voltage is presented. The high-voltage pulse generator ...