Results 11 to 20 of about 3,331 (268)

Design of a Noncontact Torsion Testing Device Using Magnetic Levitation Mechanism

open access: yesActuators, 2023
To facilitate torsion testing in special environments, a noncontact torsion testing device, where a noncontact torque can be transmitted to a specimen, was developed using magnetic levitation technology.
Mengyi Ren, Koichi Oka
doaj   +1 more source

High-Precision Roller Supported by Active Magnetic Bearings

open access: yesApplied Sciences, 2019
Magnetic bearings support rotors in a non-contact way using magnetic force. Therefore, there is no friction and it is possible to measure and control the position of a rotor in the air gap.
Cheol Hoon Park   +3 more
doaj   +1 more source

Novel Magnetic Suspension Platform with Three Types of Magnetic Bearings for Mass Transfer

open access: yesEnergies, 2022
For ultra-precision, large stroke, and high start/stop acceleration, a novel magnetic suspension platform with three types of magnetic bearings is proposed. The structure and working principle of the novel platform are introduced.
Shinan Cao   +6 more
doaj   +1 more source

A Generalized Unbiased Control Strategy for Radial Magnetic Bearings

open access: yesActuators, 2017
The present work extends a method of unbiased control originally developed for three-pole radial magnetic bearings into a generalized unbiased control strategy that encompasses bearings with an arbitrary number of poles.
David Meeker
doaj   +1 more source

Turbomachine Operation with Magnetic Bearings in Supercritical Carbon Dioxide Environment

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
In the sCO2-HeRo project, the Chair of Turbomachinery at the University of Duisburg-Essen developed, built and tested a turbomachine with an integral design in which the compressor, generator and turbine are housed in a single hermetic casing.
Alexander Johannes Hacks   +1 more
doaj   +1 more source

Review on Key Development of Magnetic Bearings

open access: yesMachines
A magnetic suspension bearing is a device that suspends the rotating shaft in a balanced position by magnetic force, thereby eliminating the friction between the rotor and the stator.
Tong Wu, Weiyu Zhang
doaj   +1 more source

Magnetic Bearings. State of the Art of Magnetic Bearings. (Overview of Magnetic Bearing Research and Applications).

open access: yesJSME International Journal Series C, 1997
Magnetic bearings levitate, suspend and guide rotors by magnetic forces without physical contact. The non-contact support offers many advantages and opportunities for a wide variety of applications. Since the First International Symposium on Magnetic Bearings was held in Zurich in 1988, this field of research has expanded, and competition in research ...
Fumio MATSUMURA   +3 more
openaire   +2 more sources

Comparative Assessment of a Horizontal Small Wind Turbine with Ball and Magnetic Bearings on the Starting

open access: yesChemical Engineering Transactions, 2013
This article describes a mathematical model of a horizontal wind turbine of 500 W with a NACA 2418 airfoil type during the start-up condition for two proposed systems.
P. Rosales   +3 more
doaj   +1 more source

Measurement System of a Magnetic Suspension System for a Jet Engine Rotor

open access: yesSensors, 2020
This paper presents laboratory results on the measurement system of a magnetic suspension bearing system for a jet engine rotor of an unmanned aerial vehicle (UAV).
Paulina Kurnyta-Mazurek   +2 more
doaj   +1 more source

Fault-Tolerant Homopolar Magnetic Bearings [PDF]

open access: yesIEEE Transactions on Magnetics, 2003
Magnetic suspensions (MS) satisfy the long life and low loss conditions demanded by satellite and ISS based flywheels used for Energy Storage and Attitude Control (ACESE) service. This paper summarizes the development of a novel MS that improves reliability via fault tolerant operation.
Ming-Hsiu Li   +5 more
openaire   +1 more source

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