Results 11 to 20 of about 20,414 (311)

Power Extraction Strategy of a Robust kW Range Marine Tidal Turbine Based on Permanent Magnet Synchronous Generators and Passive Rectifiers [PDF]

open access: yes, 2014
This paper presents a kW range marine tidal current power generation system consisting of a fixed pitch marine current turbine (MCT) with two permanent magnet synchronous generators in the turbine shaft, two diode rectifiers (each rectifier is associated
CHARPENTIER, Jean-Frederic   +2 more
core   +2 more sources

A Practical Model and an Optimal Controller for Variable Speed Wind Turbine Permanent Magnet Synchronous Generator [PDF]

open access: yes, 2017
The aim of this paper is the complete modeling and simulation of an optimal control system using practical setup parameters for a wind energy conversion system (WECS) through a direct driven permanent magnet synchronous generator (D-PMSG) feeding ac ...
Cossar, Calum   +2 more
core   +1 more source

Comparison of multiple stage braking circuits for wind driven generators [PDF]

open access: yes, 2016
This paper presents multiple stage braking circuits for wind turbines with a permanent magnet synchronous generator. The system combines both passive converter circuit coupled to a resistive braking circuit.
Valchev, Vencislav Cekov   +2 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

Control of a small wind turbine in the high wind speed region [PDF]

open access: yes, 2015
This paper proposes a new soft-stalling control strategy for grid-connected small wind turbines operating in the high and very high wind speed conditions.
Briz del Blanco, Fernando   +4 more
core   +2 more sources

Compatibility of electrical generators for harvesting extended power from wind energy conversion system

open access: yesMeasurement + Control, 2019
In this paper, a comparative study between the two generator types with wind energy conversion system is proposed. The two generator types are doubly fed induction generators and permanent magnet synchronous generators.
Dhas Bensam Samraj   +1 more
doaj   +1 more source

Integrated Optimal Design of a Passive Wind Turbine System: An Experimental Validation [PDF]

open access: yes, 2010
This work presents design and experimentation of a full passive wind turbine system without active electronic part(power and control). The efficiency of such device can be obtained only if the system design parameters are mutually adapted through an ...
Espanet, Christophe   +3 more
core   +4 more sources

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

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

Performance Comparison of Three- and Five-Phase Permanent Magnet Generators for Marine Current Turbine Applications Under Open-Circuit Faults [PDF]

open access: yes, 2011
Multiphase generators seems to be an interesting solution for variable-speed drive applications and particularly attractive for renewable energy generation.
Benbouzid, Mohamed   +3 more
core   +3 more sources

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