Results 1 to 10 of about 3,899,712 (294)

Design and Analysis of Tubular Permanent Magnet Linear Wave Generator

open access: yesThe Scientific World Journal, 2014
Due to the lack of mature design program for the tubular permanent magnet linear wave generator (TPMLWG) and poor sinusoidal characteristics of the air gap flux density for the traditional surface-mounted TPMLWG, a design method and a new secondary ...
Jikai Si   +3 more
doaj   +3 more sources

Comparison of the Electromagnetic Characteristics of a Novel Gramme Winding and a Concentrated Winding Tubular Permanent-Magnet Linear Generator

open access: yesEnergies, 2020
A tubular permanent-magnet linear generator is suitable for direct drive wave energy conversion owing to its simple structure, easy maintenance and high efficiency.
Haichao Feng   +5 more
doaj   +3 more sources

Separated magnet yoke for permanent magnet linear generator for marine wave energy converters [PDF]

open access: yesElectric Power Systems Research, 2014
Abstract In this paper the performance of a longitudinal flux permanent magnet linear generator (PMLG) for wave energy converters (WEC) is investigated. The influence of the number of slots per pole, phase q and the number of stator's winding sections are analysed. The power output and the cogging forces in the PMLG are calculated and reviewed with
Ioana Pisica
exaly   +3 more sources

Study of an Altered Magnetic Circuit of a Permanent Magnet Linear Generator for Wave Power [PDF]

open access: yesEnergies, 2017
The wave energy converter (WEC) studied and developed at Uppsala University in Sweden is a point absorbing buoy connected to a linear generator (LG) on the seabed.
Jennifer Leijon   +6 more
doaj   +2 more sources

Analysis of magnetic field distribution of a cylindrical discrete Halbach permanent magnet linear generator

open access: yesIET Electric Power Applications, 2010
An analytical calculation of the magnetic field of a cylindrical permanent magnet linear generator is presented. The generator utilises a discrete Halbach permanent magnet array as magnetic field source. The array is constructed of permanent magnets that have a non-uniform length. To solve the governing equations, a direct solution method is used.
H W Ping
exaly   +2 more sources

Modeling and Analysis of Flat Double-sided Linear Permanent Magnet Synchronous Generator by Magnetic Equivalent Circuit [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2022
Background and Objectives: In recent years, linear generators have been broadly utilized to harness wave motion energy. There are various types of linear generators with different magnetic and geometric structures.
S. Niknafs, A. Shiri, S. Bagheri
doaj   +1 more source

Modelling of Permanent Magnet Synchronous Generator with Non-linear Magnets

open access: yes2021 22nd IEEE International Conference on Industrial Technology (ICIT), 2021
In this paper simulation results of a spoke-type synchronous generator for a wind turbine with three different grades of Alnico magnets were presented. COMSOL Multiphysics 5.4 finite element analysis (FEA) based software was used. The proposed model was used for simulation of a synchronous generator with non-linear Alnico magnets with recoil-lines with
Anar Ibrayeva   +2 more
openaire   +3 more sources

Downsizing the Linear PM Generator in Wave Energy Conversion for Improved Economic Feasibility

open access: yesJournal of Marine Science and Engineering, 2022
A crucial part of wave energy converters (WECs) is the power take-off (PTO) mechanism, and PTO sizing has been shown to have a considerable impact on the levelized cost of energy (LCOE).
Jian Tan   +4 more
doaj   +1 more source

Research on Factors Influencing the Heat Dissipation Performance of Semi-Direct Drive Permanent Magnet Wind Generator

open access: yes南方能源建设, 2023
[Introduction] With the development of wind power generation technology, the unit capacity of permanent magnet wind generator is increasing, and the heating power is also increasing.
Rui SUN, Wenpeng GE, Di WU, Desheng MIAO
doaj   +1 more source

An Energy-Harvesting System Using MPPT at Shock Absorber for Electric Vehicles

open access: yesEnergies, 2021
This paper investigates an energy-harvesting system that uses of vibration energy at a shock absorber for electric vehicles. This system mainly comprises a linear electromagnetic generator and synchronous buck converter.
Jinkyu Lee   +3 more
doaj   +1 more source

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