Results 21 to 30 of about 1,140,749 (250)

Optimal Design of PM Synchronous Generator for Aerial Industries Power Supply Using Cuckoo Algorithm [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2014
The Generators used in aerial industries should have the characteristics such as high efficiency, power density and reliability, low weight and volume.
A. Nikbakhsh   +2 more
doaj   +2 more sources

Torque ripple reduction of a direct-drive permanent-magnet synchronous machine by material-efficient axial pole pairing [PDF]

open access: yes, 2011
This paper investigates a material-efficient axial pole pairing method for torque ripple reduction in a direct-drive outer-rotor surface-mounted permanent-magnet synchronous machine.
Patrick Chi-Kwong Luk   +3 more
core   +1 more source

Design and Analysis of a Stator Field Control Permanent Magnet Synchronous Starter–Generator System

open access: yesEnergies, 2023
In recent years, the permanent magnet synchronous motor (PMSM) has garnered significant attention due to its high power density and efficiency in applications such as electric vehicles, aviation, and other domains.
Haoquan Zhang, Baoquan Kou, Lu Zhang
doaj   +1 more source

Permanent magnet air-cored tubular linear generator for marine energy converters. [PDF]

open access: yes, 2004
In this paper the authors outline the performance and modelling of a prototype linear tubular permanent magnet machine with an air cored stator. The main application of the machine is in direct drive marine energy conversion systems, where speeds are ...
Mueller, M. A.   +2 more
core   +4 more sources

Torque behavior of one-phase permanent magnet AC motor [PDF]

open access: yes, 2006
This paper presents a detailed comparative study of two starting and running methods for a single-phase permanent magnet synchronous motor, equipped with a squirrel-cage rotor. The analysis of the motor performance is realized for a pulse width modulated
McGilp, M.I.   +5 more
core   +1 more source

Permanent magnet working point ripple in synchronous generators

open access: yesThe Journal of Engineering, 2017
Permanent magnets (PMs) are today widely used in electrical machines of all sorts. With their increase in popularity, the amount of research has increased as well. In this study, the magnetic flux density ripple of the working point of the PMs in a 100 kW PM synchronous generator has been investigated for three different load cases:
Stefan Sjökvist   +3 more
openaire   +3 more sources

Rotor integrity design for a high-speed modular air-cored axial-flux permanent-magnet generator [PDF]

open access: yes, 2011
The rotor integrity design for a high-speed modular air-cored axial-flux permanent-magnet (AFPM) generator is presented. The main focus is on the mechanical parametric optimization of the rotor, which becomes a more dominating design issue over ...
Luk, Patrick Chi-Kwong   +5 more
core   +1 more source

Low speed doubly salient permanent magnet generator with passive rotor for a tidal current turbine [PDF]

open access: yes, 2013
This paper presents a low speed permanent magnet generator that can be associated with a tidal turbine. This structure has a passive rotor which leads to a simple and robust structural solution. The principle of operation and an electromecanical model of
MOREAU, Luc   +3 more
core   +1 more source

Alternative Surface-Mounted Permanent Magnet Topology for Reducing Voltage and Torque Harmonics in Shaft Generators

open access: yesEnergies, 2023
Traditional diesel generators on a merchant ship, composed of a wound rotor synchronous generator and a four-stroke diesel engine, supply electrical power for various loads.
Rak-Won Son, Ju Lee
doaj   +1 more source

Position-sensorless control of permanent-magnet-assisted synchronous reluctance motor [PDF]

open access: yes, 2003
The sensorless control of permanent-magnet-assisted synchronous reluctance (PMASR) motors is investigated, in order to conjugate the advantages of the sensorless control with full exploitation of the allowed operating area, for a given inverter.
Pastorelli, Michele Angelo   +4 more
core   +1 more source

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