Results 21 to 30 of about 123,185 (311)

A Collocated Eddy-Current Displacement Sensor for Magnetic Bearings [PDF]

open access: yes한국정밀공학회지, 2022
Magnetic bearings use electromagnetic force to support the rotating shaft without any mechanical contact and actively control shaft vibration; hence, there is no mechanical friction and wear due to contact during the operation, and it has a semi ...
Sheng He Jin   +2 more
doaj   +1 more source

Nonlinear Dynamics of Magnetic Bearing Systems [PDF]

open access: yes, 2008
Copyright © 2008 by SAGE PublicationsMagnetic bearings use magnetic forces to support various machine components. Because of the non-contact nature of this type of suspension, magnetic bearing technology offers a number of significant advantages over ...
Zander, AC   +5 more
core   +1 more source

Hybrid magnetic bearing design

open access: yes, 2021
The thesis deals with the design of a hybrid magnetic bearing. This is an extension of the issue of common bearings in high-speed motors. The work is divided into three parts. A general theory of magnetic bearings is described in the first part.
Šindelář, Petr
core   +1 more source

The Redundant Design and Reliability Analysis of Magnetic Bearings Used for Aeroengine

open access: yesAdvances in Mechanical Engineering, 2014
The redundant design principle of weak coupling magnetic bearing system for aeroengine is put forward. A redundant design scheme of weak coupling magnetic bearing system is provided including radial and axial magnetic bearings and their control system ...
Xiaoguang Wang   +5 more
doaj   +1 more source

Instability Study of Magnetic Journal Bearing under S-CO2 Condition

open access: yesApplied Sciences, 2021
A supercritical CO2 (S-CO2)-cooled Brayton cycle is under development for distributed power applications for remote regions. In order to successfully develop it, issues of controlling shaft levitation with bearings have to be solved. From several studies,
Dokyu Kim, SeungJoon Baik, JeongIk Lee
doaj   +1 more source

Displacement Estimation of Self-Sensing Magnetic Bearings Based on Biorthogonal Spline Wavelet

open access: yesIEEE Access, 2021
By collecting the ripple current in the control coil, the self-sensing magnetic bearings can obtain rotor displacement information without a displacement sensor, which has the advantages of low cost and high integration.
Haojie Xiong   +4 more
doaj   +1 more source

Magnetic field analytical calculation method for radial unite of a combined magnetic bearing

open access: yesIET Electric Power Applications, 2023
Combined magnetic bearing with radial and axial unites is an important supporting element for high speed and high energy density motor. Accurate calculation of the magnetic field is a key to design and optimise a Combined Radial and Axial Magnetic ...
Xiaojun Ren, Ming Feng, Tianming Ren
doaj   +1 more source

Hybrid magnetic bearing

open access: yesВестник Самарского государственного технического университета. Серия: Технические науки, 2020
Increase of energy efficiency and decrease of weight-size parameters is an important problem for improvement of magnetic bearings. Using of permanent magnets on base of rare earth metals is promising direction for improvement of consumer properties of ...
Yuri A. Makarichev   +3 more
doaj  

Applied CATIA Secondary Development to Parametric Design of Active Magnetic Bearing

open access: yesMATEC Web of Conferences, 2016
Based on the properties of active magnetic bearing, the electromagnetic parameters and structure parameters are analyzed, parametric design method is introduced to study the structure of active magnetic bearing.
Zhang Li, Yu Meiyun, Ren Yafeng
doaj   +1 more source

Design and Implementation of a Fault-Tolerant Magnetic Bearing Control System Combined With a Novel Fault-Diagnosis of Actuators

open access: yesIEEE Access, 2021
Although magnetic bearings are generally reliable, an important concern for machine applications is fault tolerance. The fault-tolerant operation of a magnetic bearing system can be realized through the identification and isolation of fault actuators and
Xin Cheng   +5 more
doaj   +1 more source

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