Results 11 to 20 of about 746,464 (231)

A coupled finite-volume CFD solver for two-dimensional elasto-hydrodynamic lubrication problems with particular application to rolling element bearings [PDF]

open access: yes, 2016
This paper describes a new computational fluid dynamics methodology for modelling elastohydrodynamic contacts. A finite-volume technique is implemented in the ‘OpenFOAM’ package to solve the Navier-Stokes equations and resolve all gradients in a ...
Dini, D   +3 more
core   +1 more source

Developing a Lung Model in the Age of COVID-19: A Digital Image Correlation and Inverse Finite Element Analysis Framework

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Pulmonary diseases, driven by pollution, industrial farming, vaping, and the infamous COVID-19 pandemic, lead morbidity and mortality rates worldwide. Computational biomechanical models can enhance predictive capabilities to understand fundamental lung ...
Mohammad Maghsoudi-Ganjeh   +6 more
doaj   +1 more source

On fully superconducting rectifiers and fluxpumps. A review. Part 2: Commutation modes, characteristics and switches [PDF]

open access: yes, 1981
This paper forms the second part of the review. Full and half wave superconducting transformer rectifiers are analysed. Modes of operation and loss mechanisms are detailed and a comparison between the behaviour of dynamos and rectifiers is presented ...
Kate, H.H.J. ten   +1 more
core   +2 more sources

Serviceability limit states of high performance reinforced concrete beams with hybrid fibre

open access: yesBudownictwo i Architektura, 2013
The article presents the results of research and analysis of reinforced high performance concrete beams with steel and polypropylene fibres at service load. The beams were bent in the 4-point model.
Piotr Smarzewski
doaj   +1 more source

Research on coal flow measurement based on binocular structured light vision

open access: yesGong-kuang zidonghua, 2023
In the conventional binocular vision system, the commonly used speeded up robust features and scale-invariant feature transform matching algorithms have high requirements for image quality.
ZHANG Junsheng   +2 more
doaj   +1 more source

Material flow during the extrusion of simple and complex cross-sections using FEM [PDF]

open access: yes, 2005
This paper deals with the extrusion of rod and shape sections and uses a 3D finite element model analysis (FEM) to predict the effect of die geometry on maximum extrusion load.
I. Flitta   +5 more
core   +4 more sources

A three-dimensional finite element model of maximal grip loading in the human wrist [PDF]

open access: yes, 2009
The aim of this work was to create an anatomically accurate three-dimensional finite element model of the wrist, applying subject-specific loading and quantifying the internal load transfer through the joint during maximal grip.
Bransby-Zachary, M.   +7 more
core   +1 more source

Solid behavior of anisotropic rigid frictionless bead assemblies [PDF]

open access: yes, 2008
We investigate the structure and mechanical behavior of assemblies of frictionless, nearly rigid equal-sized beads, in the quasistatic limit, by numerical simulation.
A. Duttine   +24 more
core   +6 more sources

Surface damage resulting from rolling contact operating in magnetic field [PDF]

open access: yes, 2007
This paper describes the effects of magnetic field in rolling contact tests of steel by using a two-disc configuration and the investigation of mechanisms involved.
Iida, Y, Sato, K, Stolarski, T A
core   +1 more source

Water saturation induced changer in the indirect (Brazilian) tensile strength and the failure mode of some igneous rock materials [PDF]

open access: yes, 2020
The present study concentrates on water induced strength reduction and variation of the failure mode in indirect (Brazilian) tension tests of several igneous rock materials under three moisture cases of oven-dry, air-dry and fully saturated states.
Komurlu, Eren, Yasar, Serdar
core  

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