Results 11 to 20 of about 3,441,740 (311)

Bending behavior of triply periodic minimal surface foam-filled tubes

open access: yesMechanics of Advanced Materials and Structures, 2022
Foam-filled tubes represent one of the best energy-absorbing components for future crashworthiness applications. Triply Periodic Minimal Surface (TPMS)-filled tubes were investigated under quasi-static and dynamic three-point bending loading conditions ...
N. Novak   +5 more
semanticscholar   +1 more source

Mixed Valvular Disease Following Transcatheter Aortic Valve Replacement: Quantification and Systematic Differentiation Using Clinical Measurements and Image-Based Patient‐Specific In Silico Modeling [PDF]

open access: yes, 2020
Background: Mixed valvular disease (MVD), mitral regurgitation (MR) from pre‐existing disease in conjunction with paravalvular leak (PVL) following transcatheter aortic valve replacement (TAVR), is one of the most important stimuli for left ventricle (LV)
Amrute, Junedh M.   +13 more
core   +1 more source

Performance of Air Foam Flooding under Low Frequency Vibration [PDF]

open access: yesJournal of Petroleum Science and Technology, 2015
Foam injection is widely applied in amounts of fields to drilling, production, and formation protection. Sometimes, the application result is disappointing, which is caused by the failure of bubble generation in foam flooding.
Chunsheng Pu   +3 more
doaj   +1 more source

Low-Temperature Industrial Waste Heat (IWH) Recovery Using a New Design for Fast-Charging Thermal Energy Storage Units

open access: yesMathematics, 2022
The dynamic melting of CuO–coconut oil was addressed in a latent-heat thermal energy storage unit loaded with copper foam. In a new design, the thermal storage unit is made of a shell-tube-shaped chamber, in which a liquid flow of hot phase-change ...
Mehdi Ghalambaz   +6 more
doaj   +1 more source

Renormalization of symmetry restricted spin foam models with curvature in the asymptotic regime [PDF]

open access: yesPhysical Review D, 2018
We study the renormalization group flow of the Euclidean Engle-Pereira-Rovelli-Livine and Freidel-Krasnov (EPRL-FK) spin foam model in the large-$j$ limit. The vertex amplitude is deformed to include a cosmological constant term. The state sum is reduced
Benjamin Bahr   +2 more
semanticscholar   +1 more source

Fluid-Structure Interaction Analysis of Carotid Artery Blood Flow with Machine Learning Algorithm and OpenFOAM

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2022
In this study, a patient-specific carotid artery model was analyzed with an open source program foam-extend. The research includes the effect of arterial wall deformation by fluid-structure analysis.
Banu Körbahti, Murad Kucur
doaj   +1 more source

Steady and unsteady numerical simulations of the flow in the Tokke Francis turbine model, at three operating conditions [PDF]

open access: yes, 2015
This work investigates the flow in the scale model of the high-head Tokke Francis turbine at part load, best efficiency point and high load, as a contribution to the first Francis-99 workshop. The work is based on the FOAM-extend CFD software, which is a
Nilsson, Håkan, Stoessel, Lucien
core   +1 more source

FoamVis, A Visualization System for Foam Research: Design and Implementation

open access: yesComputers, 2015
Liquid foams are used in areas such as mineral separation, oil recovery, food and beverage production, sanitation and fire fighting. To improve the quality of products and the efficiency of processes in these areas, foam scientists wish to understand and
Dan R. Lipsa   +2 more
doaj   +1 more source

Improved both sides diffusion (iBSD): A new and straightforward stabilization approach for viscoelastic fluid flows [PDF]

open access: yes, 2017
This paper reports the developments made to improve the numerical stability of the open-source finite-volume computational library OpenFOAM (R) developed for the numerical computation of viscoelastic fluid flows described by differential constitutive ...
Araujo, M. S. B.   +3 more
core   +1 more source

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