A review of failure modes, condition monitoring and fault diagnosis methods for large-scale wind turbine bearings

Z Liu, L Zhang - Measurement, 2020 - Elsevier
Large-scale wind turbine bearings including main bearings, gearbox bearings, generator
bearings, blade bearings and yaw bearings, are critical components for wind turbines to …

On the characteristics of misaligned journal bearings

JY Jang, MM Khonsari - Lubricants, 2015 - mdpi.com
Journal bearing misalignment arise generally from the shaft deformation under load,
deflection of the shaft, manufacturing and assembly errors, improper installation, and …

Coupled effects of misalignment and viscoelastic deformation on dynamically loaded journal bearings

G Xiong, Z Mao, J Zhang, Z Wang, H Wang… - International Journal of …, 2023 - Elsevier
Numerous studies on the lubrication characteristics of journal bearings with existing journal
misalignment and bearing elastic deformation have demonstrated that both significantly …

On the wear of dynamically-loaded engine bearings with provision for misalignment and surface roughness

JY Jang, MM Khonsari - Tribology International, 2020 - Elsevier
A computational model is developed to assess the effect of wear on the performance of an
engine bearing. The model takes into account the variation of the film thickness under …

Operating behavior of sliding planet gear bearings for wind turbine gearbox applications—part II: impact of structure deformation

T Hagemann, H Ding, E Radtke, H Schwarze - Lubricants, 2021 - mdpi.com
The use of planetary gear stages intends to increase power density in drive trains of rotating
machinery. Due to lightweight requirements on this type of machine elements, structures are …

Performance and characterization of dynamically-loaded engine bearings with provision for misalignment

JY Jang, MM Khonsari - Tribology International, 2019 - Elsevier
The influence of misalignment on a dynamically-loaded engine bearing is investigated using
a mass-conserving cavitation algorithm. Whereas in statically loaded bearings misalignment …

An approach of simulating journal bearings-gear pump system including components' cavitation

J Zhu, H Li, S Wei, J Fu, X Xu - Simulation Modelling Practice and Theory, 2021 - Elsevier
The present study aims to solve a system-level problem regarding a journal bearings-gear
pump based on a novel simulation model. The developed model consists of different …

[HTML][HTML] Nonlinear dynamic behavior of a rotor-bearing system considering time-varying misalignment

X Sun, B Chocholaty, Y Liu, S Marburg - International Journal of …, 2024 - Elsevier
The dynamic response of rotating systems supported by hydrodynamic bearings considering
the journal deformation-induced misalignment has been investigated in recent years …

Classical bearing misalignment and edge loading: a numerical study of limiting cases

S Boedo, JF Booker - J. Trib., 2004 - asmedigitalcollection.asme.org
This paper investigates transient and steady state behavior of grooveless (angularly)
misaligned bearings using finite element formulations of the complete two-dimensional …

Comparison of the characteristics of aerostatic journal bearings considering misalignment under pure-static and hybrid condition

J Zhang, F Yu, D Zou, N Ta… - Proceedings of the …, 2019 - journals.sagepub.com
In this paper, the steady-state characteristics, including film pressure, load capacity, stiffness,
misalignment moment of aerostatic bearings considering two types of misalignment (along …