Results 21 to 30 of about 3,095 (218)

Measurements of viscosity profile in elastohydrodynamic lubrication film using fluorescence method under various contact pressure conditions

open access: yesNihon Kikai Gakkai ronbunshu, 2022
This paper describes rheological properties of hydrodynamic and elastohydrodynamic lubrication (EHL) film under various contact pressure conditions using the fluorescence measurement method.
Takefumi OTSU
doaj   +1 more source

Drop-On-Demand Lubrication of Gears: A Feasibility Study

open access: yesFrontiers in Mechanical Engineering, 2021
Different lubrication methods such as oil dip or injection lubrication are used in gearboxes to lubricate tribological contacts and to dissipate frictional heat.
M. Mirza   +4 more
doaj   +1 more source

Fatigue Life Analysis of Cylindrical Roller Bearings Considering Elastohydrodynamic Lubrications

open access: yesApplied Sciences
Cylindrical roller bearings are widely used in industrial machinery, automotive systems, and aerospace applications, where their reliability directly affects the performance and safety of mechanical systems.
Ke Zhang   +3 more
doaj   +1 more source

Analysis of Elastohydrodynamic Lubrication (EHL) Characteristics of Port Plate Pair of a Piston Pump

open access: yesMachines, 2022
This article presents a steady-state elastohydrodynamic lubrication model for the contact and sliding interface of an axial piston pump’s port plate pair.
Zhaoqiang Wang, Bo Han, Lingtao Sun
doaj   +1 more source

Effects of Pore Fluid Properties on Dynamic Slip in Sandstone‐Derived Fault Gouges From the Groningen Gas Reservoir

open access: yesGeophysical Research Letters, Volume 53, Issue 13, 16 July 2026.
Abstract The dynamic slip behavior of faults is strongly influenced by the thermal and hydraulic properties of pore fluids, which control thermal pressurization (TP) during seismic slip. While previous experiments showed significant TP‐induced weakening in DI‐water‐saturated Groningen sandstone gouges, in situ fluids are brine or brine–gas mixtures ...
Chien‐Cheng Hung, André R. Niemeijer
wiley   +1 more source

Adjoint Error Estimation for Elastohydrodynamic Lubrication [PDF]

open access: yes, 2008
In this thesis, adjoint error estimation techniques are applied to complex elastohydrodynamic lubrication (EHL) problems. A functional is introduced, namely the friction, and justification is provided as to why this quantity, and hence its accuracy, is ...
Hart, Daniel Edward
core  

Analysis of Thermo-elastohydrodynamic Lubrication Characteristic of the Internal Meshing Gear Transmission System

open access: yesJixie chuandong, 2022
In order to find out the thermo-elastohydrodynamic lubrication characteristic of internal meshing gear transmission,considering the influence of various gear transmission types and different modification coefficients,an elastohydrodynamic lubrication ...
Qingqing Zhu   +4 more
doaj  

The Effect of Temperature and Physical State of Water on the Frictional Properties of Chlorite‐Altered Basaltic Gouges (Krafla Geothermal Field, Iceland)

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 4, April 2026.
Abstract Changes in the physical state of water may alter fault frictional properties in high‐temperature geothermal systems, yet they have been little studied. Here, we perform slide‐hold‐slide experiments to examine the frictional properties (frictional strength μss and frictional healing Δμ) of chlorite‐altered basalt from Krafla Geothermal Field ...
W.‐H. Wu   +5 more
wiley   +1 more source

Adaptive Numerical Methods for Elastohydrodynamic Lubrication [PDF]

open access: yes, 2001
Numerical solutions to elastohydrodynamic lubrication problems have been computed for the last half century. Over the past decade multilevel techniques have been successfully applied in several solvers and significant speed-ups achieved.
Goodyer, Christopher Edward
core  

Inlet protein aggregation: a new mechanism for lubricating film formation with model synovial fluids. [PDF]

open access: yes, 2011
This paper reports a fundamental study of lubricant film formation with model synovial fluid components (proteins) and bovine serum (BS). The objective was to investigate the role of proteins in the lubrication process.
Hart, A   +9 more
core   +1 more source

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