Results 41 to 50 of about 3,455 (300)

Analytical Model of Magnet Eddy-Current Volume Losses in Multi-phase PM Machines with Concentrated Winding [PDF]

open access: yes, 2012
Thanks to IEEE. The original PDF of the article can be found at: http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=6342330&url=http%3A%2F%2Fieeexplore.ieee.org%2Fxpls%2Fabs_all.jsp%3Farnumber%3D6342330 MHYGALE, project managed by VALEO-EEMthis ...
Bassel Aslan   +5 more
core   +1 more source

Novel Self-Excited Brush-Less Wound Field Vernier Machine Topology

open access: yesIEEE Access, 2022
To realize the brush-less operation for wound field vernier machines (WFVMs), a novel self-excited topology is proposed in this paper which involves a four-pole main armature winding and a two-pole excitation winding connected in series using an ...
Syed Sabir Hussain Bukhari   +6 more
doaj   +1 more source

General modeling of the windings for multi-phase ac machines [PDF]

open access: yes, 2010
This paper, which deals with the winding modeling of ac multi-phase machines with a regular distribution of the stator slots, details an original matrix modeling of the stator winding.
CHARPENTIER, Jean-Frederic   +8 more
core   +1 more source

Cost-Effective Single-Inverter-Controlled Brushless Technique for Wound Rotor Synchronous Machines

open access: yesIEEE Access, 2020
This paper proposes a cost-effective brushless technique for wound rotor synchronous machines (WRSMs). The proposed technique involves a traditional current-controlled voltage source inverter that utilizes a simple hysteresis-controller-based current ...
Syed Sabir Hussain Bukhari   +3 more
doaj   +1 more source

Cost-Effective Scheme for a Brushless Wound Rotor Synchronous Machine

open access: yesWorld Electric Vehicle Journal, 2021
This paper proposes a new scheme for a brushless wound rotor synchronous machine (WRSM) by generating an additional, two-pole component of magneto-motive force (MMF) with a series-connected additional three-phase winding with the armature three-phase ...
Ghulam Jawad Sirewal   +1 more
doaj   +1 more source

Harmonic aspects of wind power integration [PDF]

open access: yesJournal of Modern Power Systems and Clean Energy, 2013
This paper discusses a number of ways in which wind power installations can impact the harmonic levels in the power system. Wind turbines are an additional source of harmonic emission, especially when it concerns “non-characteristic harmonics.” Parallel resonances can amplify the emission from individual turbines.
Math H. J. Bollen, Kai Yang
openaire   +2 more sources

Brushless Field Excitation Scheme for Wound Field Synchronous Machines

open access: yesApplied Sciences, 2020
A new harmonic field excitation technique for the brushless operation of wound field synchronous machines (WFSMs) is proposed in this paper. The proposed scheme involves conventional three-phase and single-phase inverters operating at different ...
Syed Sabir Hussain Bukhari   +3 more
doaj   +1 more source

Harmonic measures for distributions with finite support on the mapping class group are singular [PDF]

open access: yes, 2014
Kaimanovich and Masur showed that a random walk on the mapping class group for an initial distribution whose support generates a nonelementary subgroup when projected into Teichmüller space converges almost surely to a point in the space PMF of ...
Gadre, Vaibhav
core   +1 more source

Harmonization of laboratory hematology: a long and winding journey

open access: yesClinical Chemistry and Laboratory Medicine (CCLM), 2018
Harmonization of laboratory hematology: a long and winding ...
Buoro, Sabrina, Lippi, Giuseppe
openaire   +3 more sources

Axial and radial electromagnetic‐vibration characteristics of converter transformer windings under current harmonics

open access: yesHigh Voltage, 2023
The winding current harmonic content of converter transformer in operation is rich. However, affected by harmonics, the radial vibration characteristics are quite different from the power transformer, structural loosening and deformation caused by ...
Peiyu Jiang   +5 more
doaj   +1 more source

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