Results 241 to 250 of about 2,817,062 (302)

A self-powered finger-worn wireless tracking interface for human-machine interaction. [PDF]

open access: yesSci Adv
Li K   +11 more
europepmc   +1 more source

An Axial-Flux Hybrid Excitation Flux-Switching Machine

open access: yesAdvanced Materials Research, 2011
A flux switching permanent magnet (FSPM) machine has the advantage of high power density, high torque density, inherently sinusoidal back EMF, stable structure, and the disadvantage of magnetic field uncontrollable. This paper proposes a novel axial-flux hybrid excitation flux-switching (AFHEFS) motor, which offers three phase symmetrical sinusoidal ...
T. T. Zhu, Zhi Quan Deng, Yu Wang
openaire   +2 more sources

Development of a Yokeless and Segmented Armature Axial Flux Machine

IEEE Transactions on Industrial Electronics, 2015
This paper is about the mechanical design and analysis of a yokeless and segmented armature axial flux permanent-magnet (PM) synchronous machine, which consists of two external rotors and an inner stator. Although this new electrical machine has many advantages such as high torque density, shorter axial length, and high efficiency, its mechanical ...
Martin Doppelbauer, M Doppelbauer
exaly   +3 more sources

Modeling of axial flux permanent-magnet machines

IEEE Transactions on Industry Applications, 2004
In modeling axial field machines, three-dimensional (3-D) finite-element method (FEM) models are required in accurate computations. However, 3-D FEM analysis is generally too time consuming in industrial use. In order to evaluate the performance of the axial flux machine rapidly, an analytical design program that uses quasi-3-D computation is developed.
M Niemelä
exaly   +2 more sources

Design and Control of an Axial Flux Machine for a Wide Flux-Weakening Operation Region

open access: yes2007 IEEE Industry Applications Annual Meeting, 2007
This paper describes the strategy to design and control of an axial flux SPM machine for achieving a wide flux-weakening operating region. By using a slotted stator with fractional slot windings and additional cores enclosing end windings, the axial flux machine satisfies the specification of a wide constant power speed range.
KWON TS   +3 more
openaire   +2 more sources

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