Results 231 to 240 of about 1,896,325 (283)

Smart Solutions: A New Direct Current Electric Machine Design to Reduce Weight and Enhance Efficiency. [PDF]

open access: yesGlob Chall
Ivliev D   +5 more
europepmc   +1 more source

Modeling 3D of generator with hybrid excitation [PDF]

open access: yesInternational Aegean Conference on Electrical Machines and Power Electronics and Electromotion, Joint Conference, 2011
This article describes simulation problems of hybrid excitation generator. As an example a conceptual prototype machine is build with two parts. One part of the machine is typical synchronous permanent magnet generator (with surface mounted magnets on rotor). The second part of machine has rotor with rotating-coil excitation. Both parts are integrated.
J. Bernatt, P. Dukalski, S. Gawron
core   +3 more sources

Control of a Hybrid Excitation Synchronous Generator for Aircraft Applications

IEEE Transactions on Industrial Electronics, 2008
This paper deals with the control of a hybrid excitation synchronous generator which is used to supply an isolated grid for aircraft applications. This grid is supposed to be a 270-V dc bus. Thus, a rectifier is required between the machine and the dc bus.
Nicolas Patin   +2 more
exaly   +2 more sources

A Two-Stage Brushless Excitation Method for Hybrid Excitation Synchronous Generator

IEEE Transactions on Magnetics, 2015
A two-stage brushless excitation method for hybrid excitation synchronous generators (HESGs) is proposed in this paper. Comparing with the traditional three-stage brushless excitation method, the auxiliary exciter is eliminated. The complete self-excitation is realized. As the main generator of two-stage brushless generation system, a tangential/radial
Chuang Liu
exaly   +2 more sources

Analysis and Design of Hybrid Excitation Claw-pole Generator

Electric Power Components and Systems, 2011
Abstract Since the traditional claw-pole generator has disadvantages, such as leakage flux, low-output performance under a low-speed condition, and inefficiency, a hybrid excitation claw-pole generator for vehicles is invented. Through permanent magnets inserted among claws, this new kind of generator can not only prevent leakage between the claw poles,
Surong Huang
exaly   +2 more sources

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