Results 1 to 10 of about 5,991,247 (177)

Uneven air gap optimization of synchronous machine with permanent rotor magnets [PDF]

open access: yesОмский научный вестник, 2023
The article proposes an approach to determining the uneven air gap of a synchronous machine with prismatic magnets on the rotor, in which the distribution of the normal component of magnetic induction along the inner circumference of the stator core ...
V. V. Kharlamov   +3 more
doaj   +2 more sources

Optimization of a Small Wind Power Plant for Annual Wind Speed Distribution

open access: yesEnergies, 2021
This article presents a method to adjust the elements of a small wind power plant to the wind speed characterized by the highest annual level of energy. Tests were carried out on the basis of annual wind distributions at three locations.
Krzysztof Wrobel   +3 more
doaj   +2 more sources

DETERMINATION OF ELECTROMAGNETIC PARAMETERS AND PHASE RELATIONS IN TURBO-GENERATORS BY THE AUTOMATED CALCULATION OF THE MAGNETIC FIELD IN THE SOFTWARE ENVIRONMENT FEMM

open access: yesElectrical engineering & Electromechanics, 2016
The theoretical bases of calculation of electromagnetic quantities and time-phase relationship are presented for the turbo-generators. This is done by numerical calculations of the magnetic field in the software environment package FEMM (Finite Element ...
V.I. Milykh, N.V. Polyakova
doaj   +2 more sources

Optimization of the rotor of a magnetoelectric synchronous machine with pole tips shaped as elliptical arcs [PDF]

open access: yesОмский научный вестник
The article optimizes the rotor of a synchronous machine with tangentially magnetized magnets. The rotor pole tips have a shape resembling an arc of an ellipse. The simulation of the magnetic circuit of a synchronous machine is performed using the FEMM
V. V. Kharlamov   +2 more
doaj   +2 more sources

Optimization algorithms in the design of switched-reluctance machines [PDF]

open access: yesE3S Web of Conferences, 2021
Currently, the level of industrial development is determined by the intellectual capacity of the equipment used. To increase the energy efficiency of production in various industries, it is necessary to introduce automated electric drives based on ...
Shevkunova Anastasia V.
doaj   +1 more source

Measuring Hysteresis Loop and Optimization of the Stator Tooth Width in the Permanent Magnet Synchronous Machine [PDF]

open access: yesTransactions of the VŠB-Technical University of Ostrava, Mechanical Series, 2013
The first part of this paper deals with the measuring of hysteresis loop of the toroidal shape core. LabVIEW software is used to automate this process.
Zdeněk NOVÁK   +2 more
doaj   +1 more source

Achieving a More Electric Aircraft: a comparative study between the concurrent and traditional engineering [PDF]

open access: yesINCAS Bulletin, 2018
The paper presents a model of concurrent engineering implemented in the life cycle of an electric motor as part of an electric aircraft with major advantages over traditional engineering.
Gabriela IOSIF   +6 more
doaj   +1 more source

Development of an experimental plant and a numerical model of an axial magnetic rotor suspension

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2023
This article presents the results of the work on the creation of an experimental plant, its testing, as well as the development of a computational model of a rotor magnetic suspension with the use of axial electromagnets.
M. A. Benedyuk   +4 more
doaj   +1 more source

Numerical-field analysis of active and reactive winding parameters and mechanical characteristics of a squirrel-cage induction motor

open access: yesElectrical engineering & Electromechanics, 2023
Introduction. The active and reactive (inductive) winding resistances of three-phase asynchronous motors (IM) are investigated. These important parameters are determined during design and are the basis for calculating a number of energy parameters and ...
V. I. Milykh
doaj   +1 more source

Exclusion, régression... Du « Ladies’ Program » au « sans femme » ? [PDF]

open access: yesStrates, 1997
Durant des decennies, les femmes ne pouvaient frequenter les Congres internationaux de geographie qu’a titre d’accompagnatrices tout juste bonnes a divertir les soirees de ces messieurs et a agrementer les diners officiels. Durant la journee, on les entretenait par un « Programme de dames » tandis que leurs studieux compagnons s’echinaient a produire ...
openaire   +4 more sources

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