Results 11 to 20 of about 33,503 (264)

Dynamic Performance of an Externally Pressurized Porous Thrust Bearing Employing Different Pocket Shape

open access: yesTribology Online, 2020
The use of porous facing/layer in fluid film bearings offers some unique advantages such as self-lubricating properties (acting as lubricant reservoir), compactness, economical over conventional bearing etc.
Vivek Kumar   +3 more
doaj   +1 more source

Lubrication Characteristics of Porous Inclined Stepped Composite Bearings with Couple Stress Fluids

open access: yesTribology Online, 2013
This paper presents the theoretical study of porous inclined stepped composite bearings with couple stress fluids. The generalized Reynolds type equation is derived for porous inclined stepped composite bearings with couple stress fluids. The closed form
Siddangouda Apparao   +2 more
doaj   +1 more source

Dynamic Performance of Partially Orifice Porous Aerostatic Thrust Bearing

open access: yesMicromachines, 2021
The aerostatic thrust bearing’s performance under vibration brings certain changes in stiffness and stability, especially in the range of 100 to 10,000 Hz, and it is accompanied by significant increase in fluctuations due to the changes in frequency, and
Muhammad Punhal Sahto   +4 more
doaj   +1 more source

On the Dynamic Characteristics of Rough Porous Inclined Slider Bearing Lubricated with Micropolar Fluid

open access: yesTribology Online, 2022
In this paper, an investigation has been made to study the dynamic characteristics of porous inclined slider bearing with rough surface lubricated with micropolar fluid lubricant.
N.B. Naduvinamani, Ashwini Angadi
doaj   +1 more source

Pressure Distribution in a Porous Squeeze Film Bearing Lubricated with a Herschel-Bulkley Fluid

open access: yesInternational Journal of Applied Mechanics and Engineering, 2016
The influence of a wall porosity on the pressure distribution in a curvilinear squeeze film bearing lubricated with a lubricant being a viscoplastic fluid of a Herschel-Bulkley type is considered.
A. Walicka, P. Jurczak
doaj   +1 more source

FEEDING SYSTEM OF AEROSTATIC BEARINGS WITH POROUS MEDIA

open access: yesProceedings of the JFPS International Symposium on Fluid Power, 2005
In porous resistances, Darcy’s law provides a good approximation of mass flow rate when the differences between upstream and downstream pressures are sufficiently small. In this range, the mass flow rates are proportional to the porous resistance’s permeability.
BELFORTE, GUIDO   +3 more
openaire   +5 more sources

DESIGN MODEL OF DOUBLE-LAYER POROUS FINITE-LENGTH BEARING WITH REGARD TO ANISOTROPY OF POROUS LAYERS AND NONLINEAR FACTORS

open access: yesAdvanced Engineering Research, 2014
The asymptotic solution to the problem on the hydrodynamic calculation of the porous double - layer r a dial finite length bearing is provided on the eccentricity ratio levels.
Akhmat Chokayevich Erkenov   +3 more
doaj   +1 more source

Design model of thrust bearing with porous coating on the way surface

open access: yesAdvanced Engineering Research, 2017
Introduction. The development of the design model of a thrust sliding bearing with a two-layer porous coating on the way surface running on an electrically conductive lubricant is described.
Murman A. Mukutadze   +2 more
doaj   +1 more source

Novel Numerical Analysis of a Self-Circulating Bearing

open access: yesApplied Sciences
A novel closed-form solution representing the fluid motion within a porous bushing was created to develop a recently patented bearing configuration with a self-contained lubrication system.
Elizabeth J. Clifford   +1 more
doaj   +1 more source

Lubrication characteristics of a textured porous sliding bearing

open access: yesAdvances in Mechanical Engineering, 2015
This study investigates the lubrication characteristics of a textured bearing sliding on a porous layer. To properly implement the porous layer effect in the bearing, the Brinkman-extended-Darcy model is employed, which results in a modified Reynolds ...
Sooyoung Lee   +5 more
doaj   +1 more source

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