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 …

Influence of lubricants on the performance of journal bearings–a review

S Kumar, V Kumar, AK Singh - Tribology-Materials, Surfaces …, 2020 - journals.sagepub.com
The lubricant properties have a significant influence on the static and dynamic performance
characteristics of journal bearing such as load-carrying capability, minimum fluid film …

Effects of oil film thickness and viscosity on the performance of misaligned journal bearings with couple stress lubricants

L Zheng, H Zhu, J Zhu, Y Deng - Tribology International, 2020 - Elsevier
This paper investigated the performance characteristics of misaligned journal bearing
lubricated using couple stress fluids. Based on micro-continuum theory, the modified …

Effect of nanoparticles additives on the performance of an externally adjustable fluid film bearing

BS Shenoy, KG Binu, R Pai, DS Rao, RS Pai - Tribology International, 2012 - Elsevier
This paper presents the effect of CuO, TiO2 and Nano-Diamond nanoparticles additives in
API-SF engine oil, on static characteristics of an externally adjustable fluid-film bearing …

Impact factors on lubricant performance of stern bearing with misalignment angle induced by transverse vibration of shaft

Q Huang, X Yan - Ocean Engineering, 2020 - Elsevier
The reliability of marine propulsion system is seriously affect by abnormal vibrations of
propeller shaft on the lubricated stern bearings. An applicable numerical model regarding …

A comparative linear and nonlinear dynamic analysis of compliant cylindrical journal bearings

M Cha, E Kuznetsov, S Glavatskih - Mechanism and Machine Theory, 2013 - Elsevier
Dynamic behaviour of compliant cylindrical journal bearings is investigated using linear and
nonlinear numerical approaches. Journal motion orbits based on linearized dynamic …

Theoretical research of couple stress effect and surface roughness on lubrication regimes transition of misaligned hydrodynamic journal

L Zheng, H Zhu, S Fan, J Wu… - Proceedings of the …, 2022 - journals.sagepub.com
The purpose of this paper was to investigate the combined effects of couple stress and
surface roughness on lubrication performance and regime transition of misaligned …

Elastohydrodynamic lubrication analysis of a compliant journal bearing considering static and dynamic deformations of the bearing liner

M Lahmar, S Ellagoune, B Bou-Saïd - Tribology Transactions, 2010 - Taylor & Francis
In this article, the effect of both static and dynamic deformations of the bearing liner on the
dynamic performance characteristics and stability of a water-lubricated, rubber-lined journal …

[HTML][HTML] Effect of rotor misalignment on stability of journal bearings with finite width

KM Abdou, E Saber - Alexandria Engineering Journal, 2020 - Elsevier
The present work studies the dynamic response of fluid film bearing of finite length which is
subjected to rotor misalignment. Vibration analysis of the rotor is used to obtain the limits of …

Elasto-hydrodynamic lubrication analysis of a porous misaligned crankshaft bearing operating with nanolubricants

R Hamel, M Lahmar, B Bou-Saïd - Mechanics & Industry, 2023 - mechanics-industry.org
In this paper, the combined effects of the characteristic size and concentration of inorganic
fullerene-like tungsten disulphide nanoparticles (IF-WS 2 NPs) or molybdenum disulphide …