Static condensation in modeling roller guides with preload
Sign Up to like & getrecommendations! Published in 2019 at "Archives of Civil and Mechanical Engineering"
DOI: 10.1016/j.acme.2019.06.005
Abstract: Abstract This article presents the methodology for modeling the stiffness of a machine tool load-bearing system using the finite element method. A new, simplified model of stiffness of the linear guide with a preload based… read more here.
Keywords: bearing system; stiffness machine; model; load bearing ... See more keywords
Nonlinear analysis of a rotor-bearing system using describing functions
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.01.018
Abstract: Abstract This paper presents a technique for modelling the nonlinear behavior of a rotor-bearing system with Hertzian contact, clearance, and rotating unbalance. The rotor-bearing system is separated into linear and nonlinear components, and the nonlinear… read more here.
Keywords: bearing system; rotor bearing; clearance;
Fault detection and diagnosis of a wheelset-bearing system using a multi-Q-factor and multi-level tunable Q-factor wavelet transform
Sign Up to like & getrecommendations! Published in 2019 at "Measurement"
DOI: 10.1016/j.measurement.2019.05.006
Abstract: Abstract The wheelset-bearing system is one of the most critical subsystems in a high-speed train. Detecting faults is significant for ensuring the operational safety of a high-speed train. The key to detect a wheelset-bearing system… read more here.
Keywords: tqwt; wheelset bearing; bearing system; factor ... See more keywords
A double impulsiveness measurement indices-bilaterally driven empirical wavelet transform and its application to wheelset-bearing-system compound fault detection
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.109135
Abstract: Abstract A wheelset-bearing system is one of the most critical subsystems in a high-speed train, and the detection and diagnosis of its compound faults have important sense to the service safety of the high-speed train. To address… read more here.
Keywords: wheelset bearing; bearing system; compound; impulsiveness measurement ... See more keywords
Experimental and numerical investigations on dynamic characteristics of gear-roller-bearing system
Sign Up to like & getrecommendations! Published in 2019 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2019.06.034
Abstract: Abstract In the present study, dynamic characteristics of gear-roller-bearing system is investigated by use of experimental test and theoretical modeling. In terms of experiment, a new test set-up dedicated to offset press is developed to… read more here.
Keywords: roller; bearing system; gear roller; roller bearing ... See more keywords
Dynamic modeling of spindle bearing system and vibration response investigation
Sign Up to like & getrecommendations! Published in 2019 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2018.05.028
Abstract: Abstract This paper presents a dynamic model of spindle bearing system combined both angular contact ball bearing (ACBB) and floating displacement bearing (FDB) with the consideration of the spindle housing. In the proposed dynamic model,… read more here.
Keywords: system; response; bearing system; model ... See more keywords
Hybrid composite shaft of High-Speed Rotor-Bearing System - A rotor dynamics preview
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics Based Design of Structures and Machines"
DOI: 10.1080/15397734.2020.1841003
Abstract: Abstract In this present study, the detailed rotor dynamic evaluation of hybrid composite material rotating shaft of a power turbine high-speed rotor-bearing system is presented. The slender power turbine shaft of front driving turboshaft engine… read more here.
Keywords: shaft; rotor; bearing system; material ... See more keywords
A new fault diagnosis method for wheelset-bearing system based on VME convergence tendency diagram
Sign Up to like & getrecommendations! Published in 2023 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/accc9f
Abstract: Aiming at the difficulty of accurate diagnosis of wheelset-bearing system composite faults, a multi-fault feature extraction method based on self-adaptive variational mode extraction (SAVME) was proposed. Variational mode extraction (VME) can extract a specific sub-signal… read more here.
Keywords: bearing system; wheelset bearing; fault; method ... See more keywords
Effect of a transverse crack on the dynamic behaviours of a 3D rod-fastening rotor bearing system
Sign Up to like & getrecommendations! Published in 2020 at "Industrial Lubrication and Tribology"
DOI: 10.1108/ilt-05-2020-0189
Abstract: Purpose This paper aims to examine the dynamic behaviours of a three-dimensional (3D) rod-fastening rotor bearing system (RFBS) with a crack in a fastening rod. Design/methodology/approach Based on the 3D finite element method model and… read more here.
Keywords: system; dynamic behaviours; bearing system; rotor bearing ... See more keywords
Multiscale Deep Graph Convolutional Networks for Intelligent Fault Diagnosis of Rotor-Bearing System Under Fluctuating Working Conditions
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2022.3161674
Abstract: The rotor-bearing system is widely used in various high-end electro-hydraulic equipment, which provides specific support, rotation, and other integral functions. However, the fluctuating working conditions of the rotor-bearing system will cause more significant disordered fluctuations… read more here.
Keywords: bearing system; graph; rotor bearing;
Dynamic Response of an Unbalanced Rigid Rotor Bearing System With a Nonlinear Hydrodynamic Force
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Computational and Nonlinear Dynamics"
DOI: 10.1115/1.4037995
Abstract: Planar dynamics of a rotor supported by long hydrodynamic journal bearing is investigated theoretically. An analytical model of the long journal bearing system is numerically integrated for analysis of fixed point and periodic oscillations. The… read more here.
Keywords: system; journal; bearing system; bearing ... See more keywords