Static and stability analysis of partial slip texture multi-lobe journal bearings

This paper presents one-dimensional analysis of modified dynamic Reynolds equation derived for partial slip texture multi-lobe journal bearings. The novelty included in this study is the configuration of partial slip texture region on the bottom bearing lobe surface of a multi-lobe journal bearing u...

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Main Authors: Rao, T.V.V.L.N., A Rani, A.M., Mohamed, N.M., Ya, H.H., Awang, M., M Hashim, F.
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.23211 /
Published: SAGE Publications Ltd 2020
Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-85074776116&doi=10.1177%2f1350650119882834&partnerID=40&md5=c32c181e5f8a78a442c1cfff5473995d
http://eprints.utp.edu.my/23211/
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spelling utp-eprints.232112021-08-19T05:53:04Z Static and stability analysis of partial slip texture multi-lobe journal bearings Rao, T.V.V.L.N. A Rani, A.M. Mohamed, N.M. Ya, H.H. Awang, M. M Hashim, F. This paper presents one-dimensional analysis of modified dynamic Reynolds equation derived for partial slip texture multi-lobe journal bearings. The novelty included in this study is the configuration of partial slip texture region on the bottom bearing lobe surface of a multi-lobe journal bearing under a constant vertical load. The nondimensional pressure and shear stress for steady-state and nondimensional pressure gradients for dynamic coefficients for each lobe with partial slip texture configuration are derived based on narrow groove theory. Linearized stability analysis is evaluated using infinitesimal perturbation method. Results of static and stability characteristics of partial slip texture multi-lobe (two-axial groove, elliptical, three-lobe and offset) journal bearings are presented. Partial slip texture configuration significantly enhances load capacity, coefficient of friction, and stability of two-lobe journal bearing. © IMechE 2019. SAGE Publications Ltd 2020 Article NonPeerReviewed https://www.scopus.com/inward/record.uri?eid=2-s2.0-85074776116&doi=10.1177%2f1350650119882834&partnerID=40&md5=c32c181e5f8a78a442c1cfff5473995d Rao, T.V.V.L.N. and A Rani, A.M. and Mohamed, N.M. and Ya, H.H. and Awang, M. and M Hashim, F. (2020) Static and stability analysis of partial slip texture multi-lobe journal bearings. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 234 (4). pp. 567-587. http://eprints.utp.edu.my/23211/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
description This paper presents one-dimensional analysis of modified dynamic Reynolds equation derived for partial slip texture multi-lobe journal bearings. The novelty included in this study is the configuration of partial slip texture region on the bottom bearing lobe surface of a multi-lobe journal bearing under a constant vertical load. The nondimensional pressure and shear stress for steady-state and nondimensional pressure gradients for dynamic coefficients for each lobe with partial slip texture configuration are derived based on narrow groove theory. Linearized stability analysis is evaluated using infinitesimal perturbation method. Results of static and stability characteristics of partial slip texture multi-lobe (two-axial groove, elliptical, three-lobe and offset) journal bearings are presented. Partial slip texture configuration significantly enhances load capacity, coefficient of friction, and stability of two-lobe journal bearing. © IMechE 2019.
format Article
author Rao, T.V.V.L.N.
A Rani, A.M.
Mohamed, N.M.
Ya, H.H.
Awang, M.
M Hashim, F.
spellingShingle Rao, T.V.V.L.N.
A Rani, A.M.
Mohamed, N.M.
Ya, H.H.
Awang, M.
M Hashim, F.
Static and stability analysis of partial slip texture multi-lobe journal bearings
author_sort Rao, T.V.V.L.N.
title Static and stability analysis of partial slip texture multi-lobe journal bearings
title_short Static and stability analysis of partial slip texture multi-lobe journal bearings
title_full Static and stability analysis of partial slip texture multi-lobe journal bearings
title_fullStr Static and stability analysis of partial slip texture multi-lobe journal bearings
title_full_unstemmed Static and stability analysis of partial slip texture multi-lobe journal bearings
title_sort static and stability analysis of partial slip texture multi-lobe journal bearings
publisher SAGE Publications Ltd
publishDate 2020
url https://www.scopus.com/inward/record.uri?eid=2-s2.0-85074776116&doi=10.1177%2f1350650119882834&partnerID=40&md5=c32c181e5f8a78a442c1cfff5473995d
http://eprints.utp.edu.my/23211/
_version_ 1741196639318573056
score 11.62408

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