Results 11 to 20 of about 3,135 (193)

A New Thermal Elasto-Hydrodynamic Lubrication Solver Implementation in OpenFOAM

open access: yesLubricants, 2023
Designing effective thermal management systems within transmission systems requires simulations to consider the contributions from phenomena such as hydrodynamic lubrication regions.
James Layton   +5 more
doaj   +1 more source

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Planetary Gears

open access: yesJixie chuandong, 2023
Asymmetric polymer gears are used in planetary gear transmission system to cater for the design requirements of compact and lightweight mechanical structure.
Wang Youqiang   +4 more
doaj  

An Improved Load Distribution Model for Gear Transmission in Thermal Elastohydrodynamic Lubrication

open access: yesLubricants, 2023
The gear drive generally operates in elastohydrodynamic lubrication (EHL) contacts, and the existence of oil film effectively reduces wear and improves transmission stability.
Ruxin Lu   +3 more
doaj   +1 more source

RESEARCH ON DYNAMIC CHARACTERSITICS OF LINE CONTACT FRICTION PAIRS UNDER THERMAL EHL STATE

open access: yesJixie qiangdu, 2023
The line contact elasto-hydrodynamic lubrication (EHL) phenomenon generally exists in key parts of mechanical systems e. g. bearings, gears, the lubricant oil film between the contact interfaces acts as a spring and damper, and the frictional heat ...
ZHU AnYuan   +3 more
doaj  

MICRO THERMAL ELASTOHYDRODYNAMIC LUBRICATION ANALYSIS OF LINE CONTACT ROLLER PAIRS CONSIDERING THE CHANGE OF ELASTIC MODULUS

open access: yesJixie qiangdu, 2021
As an important performance parameter of metal materials,the elastic modulus changes with temperature.However,in the analysis of thermal elastohydrodynamic lubrication,the elastic modulus has been taken as a constant,and there must be an error in the ...
LU ZunYou, LV YanJun
doaj  

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  

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 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  

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

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