Results 11 to 20 of about 148,885 (354)

Cooling Effect of Water Channel with Vortex Generators on In-Wheel Driving Motors in Electric Vehicles

open access: yesEnergies, 2022
Designing an effective cooling system for high-power-density in-wheel motors of electric vehicles is required to avoid the irreversible demagnetization of the permanent magnet due to a rise in its temperature.
Jae Chang Bae   +3 more
doaj   +1 more source

A method for derating power of a MW directdrive wind turbine permanent magnet generator as over allowable working temperature [PDF]

open access: yesE3S Web of Conferences, 2023
The use of direct-drive permanent magnet (PM) generators for MW wind application is increasing, because they have higher reliability and less maintenance than geared generators such as geared PM generators and geared induction generators.
Xuan Hung Vu
doaj   +1 more source

On the Design and Topology Selection of Permanent Magnet Synchronous Generators for Natural Impedance Matching in Small-Scale Uncontrolled Passive Wind Generator Systems

open access: yesEnergies, 2022
Small-scale uncontrolled passive wind generator systems are an attractive solution for rural energy generation because of the system’s reliability and low cost.
Casper J. J. Labuschagne   +1 more
doaj   +1 more source

Annual Energy Production Design Optimization for PM Generators Considering Maximum Power Point Trajectory of Wind Turbines

open access: yesEnergies, 2023
Efficiency optimization is an important goal in the design of permanent magnet generators. However, traditional design optimization methods only focus on improving the rated efficiency without considering the annual cycle for overall efficiency ...
Huaping Yang   +4 more
doaj   +1 more source

Uncontrolled generation in interior permanent magnet machines [PDF]

open access: yesConference Record of the 2004 IEEE Industry Applications Conference, 2004. 39th IAS Annual Meeting., 2004
The movement toward higher power automotive electrical systems has spurred research into low-cost alternators capable of operating over a wide constant-power speed range. A promising candidate for this application is a specially designed interior permanent-magnet (IPM) machine operating in uncontrolled generation (UCG).
Liaw, C.   +3 more
openaire   +2 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   +1 more source

Permanent Magnet Selections for AFPM Disc Generators

open access: yesEnergies, 2022
In this article, the field (FEM) and analytical analyses were used for the optimal selection of magnets material for the Axial Flux Permanent Magnet Generator (AFPMG), without building the prototype before.
Natalia Radwan-Pragłowska   +1 more
doaj   +1 more source

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

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

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

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