Results 11 to 20 of about 88,133 (255)

Analysis of underwater explosion shock on ship shaft stern bearing lubrication characteristics under different bearing working conditions

International Journal of Naval Architecture and Ocean Engineering, 2022
Warship always face the threat of underwater explosion shock, which may affect the ship stern tube bearing lubrication performance when the propeller shaft is bending.
Junchao Zhu, Guangcheng Wei, Zilong Peng, Zhaowang Xia, Liangyan Zheng, Hanhua Zhu   +5 more
doaj   +1 more source

Numerical calculation and experimental study on friction and lubrication of Stirling engine piston ring [PDF]

E3S Web of Conferences, 2021
To solve the practical problem of Stirling engine piston ring, numerical model on friction and lubrication were established based on average Reynolds equation theory.
Songjian Li, Wei Zheng, Wei Xu, Hong Ling   +3 more
doaj   +1 more source

Ferrofluid lubrication of circular squeeze film bearings controlled by variable magnetic field with rotations of the discs, porosity and slip velocity [PDF]

Royal Society Open Science, 2017
Based on the Shliomis ferrofluid flow model (SFFM) and continuity equation for the film as well as porous region, modified Reynolds equation for lubrication of circular squeeze film bearings is derived by considering the effects of oblique radially ...
Rajesh C. Shah, Rajiv B. Shah
doaj   +1 more source

A General Finite Volume Method for the Solution of the Reynolds Lubrication Equation with a Mass-Conserving Cavitation Model

Tribology letter, 2015
This contribution presents the development of a general discretization scheme for the solution of Reynolds equation with a mass-conserving cavitation model and its application for the numerical simulation of lubricated contacts to be discretized using ...
F. Profito, M. Giacopini, D. Zachariadis, D. Dini   +3 more
semanticscholar   +1 more source

Approximate Analytical Model for the Squeeze-Film Lubrication of the Human Ankle Joint with Synovial Fluid Filtrated by Articular Cartilage [PDF]

, 2011
The aim of this article is to propose an analytical approximate squeeze-film lubrication model of the human ankle joint for a quick assessment of the synovial pressure field and the load carrying due to the squeeze motion.
A Maroudas, Alessandro Ruggiero, CG Armstrong, E Walicki, Emilio Gòmez, JB Medley, JB Medley, JM Lane, M Hlavacek, M Hlavacek, M Hlavacek, M Hlavacek, M Hlavacek, M Hlavacek, M Hlavacek, M Hlavacek, MJ Matthewson, PP Walker, Roberto D’Amato, V D’Agostino, VC Mow   +20 more
core   +3 more sources

Modified Reynolds Equations for High Viscosity Surface Layer and Thin Film Lubrication Analysis of Tapered/Tapered Land Bearings as Models of Surface Texture

Tribology Online, 2019
The development of thin film lubrication theory is vital for future micro-textured lubrication technologies. Therefore, a modified Reynolds equation was derived in this research by incorporating the variable viscosity effect in a tribochemical adsorbed ...
Kyosuke Ono
doaj   +1 more source

Fluid Permeation Through A Membrane With Infinitesimal Permeability Under Reynolds Lubrication

Journal of Mechanics, 2020
To understand the lubrication-dominated permeation through a membrane, numerical simulations of permeation through a moving corrugated permeable membrane is carried out with a fully validated numerical method.
Asahi Tazaki, S. Takeuchi, Suguru Miyauchi, Lucy T. Zhang, R. Onishi, T. Kajishima   +5 more
semanticscholar   +1 more source

Effect of lubrication in the non-Reynolds regime due to the non-negligible gap on the fluid permeation through a membrane

Fluid Dynamics Research, 2021
To understand lubrication-induced membrane permeation, the effects of permeability and membrane geometry on lubrication pressure and permeate flux are studied in a range of a wall-membrane gap width wherein the effect of lubrication cannot be resolved ...
S. Takeuchi, Suguru Miyauchi, Shuji Yamada, Asahi Tazaki, Lucy T. Zhang, R. Onishi, T. Kajishima   +6 more
semanticscholar   +1 more source

Mixed Lubrication Analysis of Vane Sliding Surface in Rotary Compressor Mechanisms

Tribology Online, 2007
Numerical analysis for mixed lubrication has been performed in order to investigate the lubrication characteristics of the sliding surface of the vane in a rotary compressor.
Yasutaka Ito, Hitoshi Hattori, Kazuhiko Miura, Takuya Hirayama   +3 more
doaj   +1 more source

A coupled finite-volume CFD solver for two-dimensional elasto-hydrodynamic lubrication problems with particular application to rolling element bearings [PDF]

, 2016
This paper describes a new computational fluid dynamics methodology for modelling elastohydrodynamic contacts. A finite-volume technique is implemented in the ‘OpenFOAM’ package to solve the Navier-Stokes equations and resolve all gradients in a ...
Dini, D, Hajishafiee, A, Ioannides, E, Kadiric, A   +3 more
core   +1 more source