Results 11 to 20 of about 108,858 (358)

A simulation of an electric machine considering the coupling of rotor‐ and electrodynamics [PDF]

open access: yesPAMM, 2021
AbstractIn this paper, a method is presented to determine the vibrational behavior of an electric motor and the associated structure. Therefore, a holistic simulation approach is used, which takes into account the mutual influence of structural mechanics and electrodynamics.
Koch, Sebastian   +2 more
openaire   +3 more sources

Mathematical modeling of rheostat-reactor start of wound-rotor induction motors

open access: yesElectrical engineering & Electromechanics, 2022
Introduction. Wound-rotor induction motors are less common compared squirrel-cage induction motors. However, they occupy a significant share among electric drives with difficult starting conditions.
V. S. Malyar   +3 more
doaj   +1 more source

Electrical Machine Rotor Shielding for Low Cost Electrical Drive [PDF]

open access: yes2018 IEEE Transportation Electrification Conference and Expo (ITEC), 2018
Electrical machine rotor shielding has been proposed for high-speed electrical machines, i.e., ≥50krpm, where a smooth current waveform becomes difficult and costly to generate due to the required high switching frequency. The rotor shielding is used to suppress the unsynchronized low order high amplitude current harmonics and consequently reduces the ...
Mahir Al-Ani   +2 more
openaire   +2 more sources

Generator configuration for helicopter quadruplex electric tail rotor [PDF]

open access: yesThe Journal of Engineering, 2019
With the move to more electric aircraft (MEA), a key area of investigation is the development of commercially viable systems which are reliable, efficient, low mass, and are compatible and commensurate with the power and multiplex requirements of current and future aircraft.
Booker, Julian   +3 more
openaire   +5 more sources

Electrically driven, optically levitated microscopic rotors

open access: yesPhysical Review A, 2019
Fixed transcription error in Eq ...
Charles P. Blakemore   +5 more
openaire   +4 more sources

Design, analysis and comparison of switched reluctance motors for electric vehicle application

open access: yesAutomatika, 2023
This paper presents the design, analysis and comparative study of three different configurations of Switched Reluctance Motor (SRM) suitable for In-wheel application in Electric Vehicles.
L. Ananda Padmanaban, P. Saravanan
doaj   +1 more source

COMPARATIVE ANALYSIS OF ELECTRIC MACHINES CHARACTERISTICS WITH PERMANENT MAGNETS FOR ELECTRIC VEHICLES AND WIND TURBINES

open access: yesТехнічна електродинаміка, 2022
The results of a numerical and experimental study of an electric machine with cylindrical permanent magnets are presented. It is shown that if a squirrel-cage rotor in a standard induction motor is replaced by a rotor with permanent magnets, then a ...
В.В. Гребеніков   +3 more
doaj   +1 more source

Magnetic noise reduction of in-wheel permanent magnet synchronous motors for light-duty electric vehicles [PDF]

open access: yes, 2020
This paper presents study of a multi-slice subdomain model (MS-SDM) for persistent low-frequency sound, in a wheel hub-mounted permanent magnet synchronous motor (WHM-PMSM) with a fractional-slot non-overlapping concentrated winding for a light-duty ...
Asef, Pedram   +2 more
core   +1 more source

Nonlinear Dynamic Performance of a Bolt-Disc Rotor with the Position Error of Circumferential Bolt-Holes

open access: yesShock and Vibration, 2021
The bolt-holes in the assembly discs are designed to limit the circumferential displacement of bolts for the bolt-disc rotor. The position error of circumferential bolt-holes is created in a three-dimensional model of bolt-disc rotor. The distribution of
Haibo Zhang, Yi Liu, Xin Huang
doaj   +1 more source

The Hybrid RFNN Control for a PMSM Drive Electric Scooter Using Rotor Flux Estimator

open access: yesAdvances in Fuzzy Systems, 2012
The hybrid recurrent fuzzy neural network (HRFNN) control for permanent magnet synchronous motor (PMSM) drive system using rotor flux estimator is developed to control electric scooter in this paper.
Chih-Hong Lin, Chih-Peng Lin
doaj   +1 more source

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