Results 251 to 260 of about 10,515 (289)

Asymmetric modes in multiphase electric drives

2020 XI International Conference on Electrical Power Drive Systems (ICEPDS), 2020
The method of symmetrical components is used to study the influence of power supply asymmetry and / or electromagnetic asymmetry of the electric motor on energy losses and electromagnetic torque pulsations. It is shown that in multiphase motors, asymmetry results in additional losses due to the appearance of the symmetrical components of the ...
Valentin Tomasov   +4 more
openaire   +1 more source

Multiphase hybrid traction drives for electrical vehicles

2014 International Symposium on Power Electronics, Electrical Drives, Automation and Motion, 2014
The prospects for the use of multiphase (i.e. having the number of phases more than four) asynchronous linear and non-linear drives in the field of vehicles were presented and described in a number of papers. However the increase of the phase number of asynchronous electric drive system allows not only to improve a number of its technical-and-economic ...
Andrey V. Brazhnikov   +5 more
openaire   +1 more source

Multiphase electrical machines and drives in the transportation electrification

2015 IEEE 1st International Forum on Research and Technologies for Society and Industry Leveraging a better tomorrow (RTSI), 2015
Transport industry is facing a paradigm shift towards the most promising and sustainable solution represented by the transportation electrification. This concept has not only been adopted for the propulsion powertrains, but also for the auxiliary systems. Indeed, in the last few decades electrification has come to smart actuators to improve both safety
BOJOI, IUSTIN RADU   +4 more
openaire   +3 more sources

Multiphase machines in propulsion drives of electric vehicles

Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010, 2010
Multiphase electric drives have been recently proposed for applications where the highest overall system reliability and power distribution per phase are required. The propulsion drive of an Electric Vehicle (EV) is one of these applications. This paper deals with the use of a five-phase induction machine in the propulsion module of EVs, where the ...
J. Riveros   +5 more
openaire   +1 more source

AC-multiphase Adjustable Electric Drive with Two-channel Conversion

2019 International Conference on Industrial Engineering, Applications and Manufacturing (ICIEAM), 2019
Industrial electric drives used in various systems and mechanisms are based on converting the frequency of three-phase AC mains. Such conversion is necessary to control the actuator parameters, i.e. performance or speed. One option consists in direct conversion of electricity without using an intermediate DC link, i.e. direct conversion.
Evgenij Koptjaev, Evgenij Popkov
openaire   +1 more source

Design by Optimization of multiphase inverter for electric vehicle drive

2020 22nd European Conference on Power Electronics and Applications (EPE'20 ECCE Europe), 2020
This paper proposes a gradient-based design optimization of multiphase inverter for electric vehicle application. The aim is to optimize the total volume of the converter taking account the number of phases, the sizing of dc-link capacitor and total surface of semi-conductors.
Nasreddine Kesbia   +4 more
openaire   +1 more source

A combined multiphase electric drive and fast battery charger for Electric Vehicles

2010 IEEE Vehicle Power and Propulsion Conference, 2010
Currently, the main technical weaknesses of Electrical Vehicle (EV) are the limitation of the on-board energy storage and the time to recharge it. Despite of recent improvements in batteries, these drawbacks as well as the cost make the EV not yet attractive.
Luis De Sousa   +2 more
openaire   +1 more source

Design constraints of multiphase induction motor drives for electric vehicles

2017 National Power Electronics Conference (NPEC), 2017
With the advent of enhanced speed-torque characteristics, high efficiency, fault tolerant capability and high power handling capability with reduced ratings of semi-conductor devices the multi-phase induction machines are gaining more attention in high-power applications. This paper mainly aims the design of pole-phase modulated induction motor drives (
G Vishnu Vardhan Reddy   +2 more
openaire   +1 more source

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