Results 11 to 20 of about 144 (123)

Sensitivity of TEHL Simulations to the Use of Different Models for the Constitutive Behaviour of Lubricants

open access: yesLubricants, 2023
This study compares the film thickness, lubricant temperature, and traction curves of two groups of commonly used constitutive models for lubricants in thermo-elastohydrodynamic lubrication (TEHL) modelling.
Peyman Havaej   +2 more
exaly   +4 more sources

Study on TEHL contact load bearing characteristics of micro-textured meshing interface for warship PRTS [PDF]

open access: yesScientific Reports
Gears are subjected to external excitation alternating loads, and the Micro-Textured Meshing Interface (MTMI) will share larger contact stresses during the warship Power Rear Transmission System (PRTS) torsional process.
Jiafu Ruan   +3 more
doaj   +4 more sources

Transient conformal TEHL algorithms for multibody simulation [PDF]

open access: yesModeling, Identification and Control, 2018
This article describes aspects of transient thermal elasto-hydrodynamical lubrication (TEHL) contact modelling for conformal contacts. This is to be utilized in a multibody simulation (MBS) framework for engineering purposes.
Dag Fritzson
doaj   +2 more sources

Transactional e-health literacy and its association with e-health services use in Polish adults: a cross-sectional study [PDF]

open access: yesFrontiers in Digital Health
IntroductionThe transactional model of e-health literacy addresses not only the skills needed for handling online health-related information but also the capacity to communicate regarding health issues on the Internet.
Paulina Smoła   +2 more
doaj   +2 more sources

Tribo-Dynamics of Dual-Star Planetary Gear Systems: Modeling, Analysis, and Experiments [PDF]

open access: yesSensors
To address the unclear coupling mechanism between thermal elastohydrodynamic lubrication (TEHL) and dynamic behaviors in planetary gear systems, a novel tribo-dynamic model for dual-star planetary gears considering TEHL effects is proposed. In this model,
Jiayu Zheng   +4 more
doaj   +2 more sources

Research on the sliding friction associated spur-face gear meshing efficiency based on the loaded tooth contact analysis. [PDF]

open access: yesPLoS ONE, 2018
In order to solve the problem of Meshing Efficiency of spur-face gear sliding friction, a method for calculating the Meshing Efficiency of Spur-Face gear is proposed based on Elastohydrodynamic lubrication (EHL) theory. Through the Tooth Contact Analysis
Hao Dong   +3 more
doaj   +2 more sources

TEHL analysis of VH-CATT cylindrical gear transmission in elliptical contact considering time-varying parameters

open access: yesAdvances in Mechanical Engineering, 2022
The lubrication characteristics of a cylindrical gear transmission with a variable hyperbolic circular-arc-tooth-trace (VH-CATT) are important theoretical bases for the tribology design of the gear and its fatigue life prediction.
Pei Luo, Shuang Liang, Qingwen Fan
exaly   +2 more sources

A quantitative analysis of double-sided surface waviness on TEHL line contacts

open access: yesTribology International, 2023
In this paper, the effects of double-sided surface waviness on Thermo-Elastohydrodynamic Lubrication (TEHL) in line contacts are investigated deterministically through numerical simulations. The effects of surface amplitude, wavelength, relative position, and slide-to-roll ratio have been studied.
Peyman Havaej   +2 more
exaly   +3 more sources

Effect of nanoparticle additives on rough surface cylinder in line contact under TEHL with non-Newtonian lubricant

open access: yesJournal of Advanced Mechanical Design, Systems and Manufacturing, 2014
This paper presents the results of a transient analysis of thermal elastohydrodynamic lubrication (TEHL) of a rough cylinder on a rough flat surface in line contact with non-Newtonian lubricant blended with Al2O3 nanoparticles.
Mongkol Mongkolwongrojn
exaly   +3 more sources

Effect of micro-particles on rough surface spur gears under TEHL with non-Newtonian lubricant

open access: yesJournal of Advanced Mechanical Design, Systems and Manufacturing, 2016
This paper presents the performance characteristics of rough surface spur gears under thermo-elastohydrodynamic lubrication (TEHL) with non-Newtonian solid-liquid lubricant based on a Power law viscosity model.
Mongkolwongrojn Mongkol
exaly   +3 more sources

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