Results 21 to 30 of about 182 (127)

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  

CALCULATION OF THERMAL EXPANSION COEFFICIENT OF MATERIALS IN THERMAL ELASTOHYDRODYNAMIC LUBRICATION OF LINE CONTACT

open access: yesJixie qiangdu, 2022
By combining the thermal elastohydrodynamic lubrication theory, thermoelastic mechanics theory and principle of heat-pressure conversion, a method was presented to solve the material thermal expansion coefficient of solid surface in the thermal ...
LU ZunYou
doaj  

CALCULATION OF THERMAL STRESS ON SOLID SURFACE IN ELASTOHYDRODYNAMIC LUBRICATION OF LINE CONTACT

open access: yesJixie qiangdu, 2020
In line contact thermal elastohydrodynamic lubrication,changes of temperature rise are generated on the two solid surfaces in contact with oil film,and the thermal stresses of the two solid surfaces are bound to be generated.
LU ZunYou, LV YanJun
doaj  

EFFECT OF STARVATION ON THERMOELASTOHYDRODYNAMIC LUBRICATION OF ROLLING / SLIDING CONTACT

open access: yesJournal of Engineering, 2006
A complete numerical solution of thermal compressible elastohydrodynamic lubrication of rolling / sliding contact was achieved to determine the effect of inlet boundary condition on the film shape, film pressure, and film temperature in an ...
Basim A. Abbas, Somer M. Nacy
doaj   +1 more source

Calculation of Thermal Stress in Elastohydrodynamic Lubrication of Line Contact

open access: yesJournal of Physics: Conference Series, 2020
Abstract A numerical method is proposed to calculate the surface thermal stresses of solids in thermal elastohydrodynamic lubrication of line contact. According to the method, the material line thermal expansion coefficients of lubricated contact surface are calculated after obtaining the pressure and temperature that meet the ...
Zunyou Lu, Yanjun Lu
openaire   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, Volume 28, Issue 13, 8 July 2026.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

On Waviness and Two-Sided Surface Features in Thermal Elastohydrodynamically Lubricated Line Contacts

open access: yesLubricants, 2020
Machine components are designed to endure increasingly severe operating conditions due to the strive for improved energy efficiency of mechanical systems.
Tobias Hultqvist   +3 more
doaj   +1 more source

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

Interface‐Engineered Graphene‐Coated Titanium Dioxide Nanoparticles for High‐Performance Grease Lubrication

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 3, 3 February 2026.
Graphene‐coated TiO2 core–shell nanoparticles are introduced as multifunctional additives for lithium grease, yielding an 85.7% reduction in wear rate, a 22% decrease in operating temperature, and improved film retention under mixed lubrication.
Ethan Stefan‐Henningsen   +1 more
wiley   +1 more source

Thermal Analysis of Herringbone Gears Based on Thermal Elastohydrodynamic Lubrication Considering Surface Roughness

open access: yesEnergies, 2021
To predict the temperature distribution of the tooth surface of a herringbone gear pair, a numerical method for the determination of frictional heat generation was proposed by establishing a thermal elastohydrodynamic lubrication (TEHL) model in the ...
Xiaozhou Hu   +3 more
doaj   +1 more source

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