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A permanent-magnet machine with improved torque density based on a single layer winding layout for electric vehicle applications
(
IEEE
, 2014 , Conference Paper)
This paper proposes a novel single layer winding layout for a permanent magnet machine with improved torque density for electric vehicle applications. In this paper, two permanent-magnet (PM) machines with outer rotors and ...
Investigation of sensorless capacitor voltage balancing technique for modular multilevel converters
(
IEEE
, 2014 , Conference Paper)
Modular Multilevel converters (MMC) have become one of the most promising topologies for DC-AC conversion in recent years. Capacitor voltage balancing is a vital issue for proper operation of the MMC. Generally, conventional ...
A new permanent-magnet vernier machine using a single layer winding layout for electric vehicles
(
IEEE
, 2014 , Conference Paper)
Permanent magnet (PM) vernier machines have shown promise in electric vehicle applications as they offer high torque density and low speed/high torque operation by introducing flux-modulation poles that modulate the ...
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 ...
Common-mode voltage reduction of matrix converter fed seven-phase induction machine
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
This paper introduces space vector modulation (SVM) schemes for reducing the common mode voltage (CMV) of a direct three-to seven-phase matrix converter (3?7 MC) fed a seven-phase induction motor. The proposed techniques ...
Effect of multilayer windings on five-phase interior PM machines
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
Thanks to their higher power density and efficiency, the interior permanent magnet (IPM) machines equipped with a fractional slot concentrated winding (FSCW) layout have shown potentials in electric vehicle applications. ...
Effect of Multilayer Windings with Different Stator Winding Connections on Interior PM Machines for EV Applications
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
The interior permanent magnet (IPM) machine equipped with a fractional-slot concentrated winding (FSCW) has met an increasing interest in electric vehicle applications due to its higher power density and efficiency. Torque ...
A dual three-phase induction machine based flywheel storage system driven by modular multilevel converters for fault ride through in HVDC systems
(
IEEE Computer Society
, 2016 , Conference Paper)
One of the main challenges of voltage source converter based high voltage direct current (VSC-HVDC) transmission systems is the AC faults at the grid side. This work introduces the integration of multiphase induction machine ...
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 ...