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Computational fluid dynamics

Computational Fluid Dynamics Modeling of Granular Flow in Human Stomach

Computational Fluid Dynamics Modeling of Granular Flow in Human Stomach

... local dynamics that drives the breakdown and mixing of gastric contents dur- ing ...years, computational fluid dynamics (CFD) techniques have been successfully applied in the study of gastric ...

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Determinación de propiedades aerodinámicas de la jabalina mediante dinámica de fluidos computacional. [Determination of aerodynamic properties of javelin by means of computational fluid dynamics].

Determinación de propiedades aerodinámicas de la jabalina mediante dinámica de fluidos computacional. [Determination of aerodynamic properties of javelin by means of computational fluid dynamics].

... During the flight of the javelin its interaction with the surrounding air presents a relevant importance, which is characterized by the coefficients of lift and drag and by the position of the center of pressures. ...

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Computational fluid dynamics indicators to improve cardiovascular pathologies

Computational fluid dynamics indicators to improve cardiovascular pathologies

... the Computational Fluid Dynamics(CFD) in order to estimate the WSS within the entire thoracic aorta in a short computation ...the fluid dynamics ...

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Comparison of experimental and computational fluid dynamics (cfd) studies of severe slugging on an s-shaped vertical riser

Comparison of experimental and computational fluid dynamics (cfd) studies of severe slugging on an s-shaped vertical riser

... There are two different approaches in the study of the slug flow: i) the experimental approach, which involves the construction of scale models of the desired riser geometry. This is equipped with flow sensors (i.e. wire ...

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Heterogeneous parallel algorithms for computational fluid dynamics on unstructured meshes

Heterogeneous parallel algorithms for computational fluid dynamics on unstructured meshes

... The objective of this thesis was the development of strategies to facilitate the adapta- tion of the computing approach of our unstructured CFD code to the new high per- formance computi[r] ...

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Study of diesel sprays using computational fluid dynamics

Study of diesel sprays using computational fluid dynamics

... Once validated, the model was used for evaluating the effect of fuel type, injection pressure and ambient gas pressure on spray tip penetration, Sauter mean diameter (SMD) and evaporat[r] ...

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Aplicación de la dinámica de fluidos computacional a la acción del oleaje sobre estructuras . Application of computational fluid dynamics to wave action on structures

Aplicación de la dinámica de fluidos computacional a la acción del oleaje sobre estructuras . Application of computational fluid dynamics to wave action on structures

... On the one hand, the counter-di↵usion term can be a compressive force that acts on the interface. The sharp transition between the fluids cannot be readily identified, because it is not reconstructed (thus saving ...

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Erosion case study by Computational Fluid Dynamics (CFD) modeling and optimization in situ of clinker sampler probe design

Erosion case study by Computational Fluid Dynamics (CFD) modeling and optimization in situ of clinker sampler probe design

... The proposed solution is based on an analysis of: • system and technical requirements, which are intended by series of sector technical standards CSN EN 50 13x, which represent support f[r] ...

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Comparison of turbulence models for the computational fluid dynamics simulation of wind turbine wakes in the atmospheric boundary layer

Comparison of turbulence models for the computational fluid dynamics simulation of wind turbine wakes in the atmospheric boundary layer

... The standard form of the k — s turbulence model for the simulation of single rotor wakes in the SBL leads to an underes- timation of the wind speed deficit. Local corrections on the s eq[r] ...

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Design and simulation of a Blended Wing Body (BWB) airframe for an Unmanned Aerial Vehicle (UAV) using Computational Fluid Dynamics (CFD)

Design and simulation of a Blended Wing Body (BWB) airframe for an Unmanned Aerial Vehicle (UAV) using Computational Fluid Dynamics (CFD)

... The 6-series is one of the most widely used of NACA airfoils, they are the lami- nar flow airfoils developed during World War II. The first digit identifies the series, the second gives the location of the minimum ...

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Topology and Shape optimization for CFD-Computational Fluid Dynamics

Topology and Shape optimization for CFD-Computational Fluid Dynamics

... To make the two step implementation a main function on FreeFem++ is created, the objective function is the power dissipation of the fluid and the state equation is defined by incompressible Stokes flow. The ...

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Computational Fluid Dynamics Expert System using Artificial Neural Networks

Computational Fluid Dynamics Expert System using Artificial Neural Networks

... In this paper we create an expert system capable of making an accurate prediction of the number of iterations and time required for the convergence of a computational fluid dynamic (CF[r] ...

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Simulación de superficies de fluídos en tiempo real mediante el método de Lattice Boltzmann

Simulación de superficies de fluídos en tiempo real mediante el método de Lattice Boltzmann

... Ladisa J.F., Olson L.E., Douglas H.A., Warltier D.O., Kersten J.R., Pagel P.S., Alterations in regional vascular geometry produced by theoretical stent implantation influence distributions of wall shear stress: analysis ...

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Modelización CFD para determinar el comportamiento del fluido en tuberías de PVC

Modelización CFD para determinar el comportamiento del fluido en tuberías de PVC

... O principal objetivo deste estudo é desenvolver um modelo CFD (Computational Fluid Dynamics) para análise e simulação de perfis de velocidade no banco de perdas do laboratório Turbomaquinaria ...

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TítuloDevelopment of integration schemes for meshless numerical approaches based
on the SPH method

TítuloDevelopment of integration schemes for meshless numerical approaches based on the SPH method

... Casteleiro 2001 En "ECCOMAS CFD 2001: Computational Fluid Dynamics Conference Proceedings", en CDROM, 20 páginas; K.. Weatherill Editors; ECCOMAS and The Institute of Mathematics and its[r] ...

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Analysis of the haemodynamic and biomechanical properties of the lumina in aortic dissections using an integrated approach focussing on the complementary value of in-silico, in-vitro and invivo assessments

Analysis of the haemodynamic and biomechanical properties of the lumina in aortic dissections using an integrated approach focussing on the complementary value of in-silico, in-vitro and invivo assessments

... Computational Fluid Dynamics (CFD) Simulation. The computational mesh con- sisted of approximately 1.1 million tetrahedral elements with a size range of 0.5-1.0 mm and was created with GiD ...

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Explosion of micro particles - CFD modeling as a tool to characterize the relevant parameters of the dust dispersion

Explosion of micro particles - CFD modeling as a tool to characterize the relevant parameters of the dust dispersion

... A computational fluid dynamics simulation based on the finite-volume method has been coupled with a turbulence model defined with a Reynolds averaged Navier- Stokes equations (RANS) to analyze the ...

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CFD Aspen Plus interconnection method  Improving thermodynamic modelling in computational fluid dynamic simulations

CFD Aspen Plus interconnection method Improving thermodynamic modelling in computational fluid dynamic simulations

... Computational Fluid Dynamics (CFD) is a computer aided technique which has been extensively applied in the modelling of complex fluid flow simulations when a high degree of precision is ...

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Numerical simulation on supercritical CO2 fluid dynamics in a hollow fiber membrane contactor

Numerical simulation on supercritical CO2 fluid dynamics in a hollow fiber membrane contactor

... were defined to solve this assumption. In both cases, the FD simulations were performed under the experimental operating conditions reported by Valdés et al. [19], along with the variation of the number of fibers. Case A ...

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TítuloAn enriched meshless numerical approach for potential theory problems

TítuloAn enriched meshless numerical approach for potential theory problems

... Casteleiro 2000 En "ECCOMAS 2000" CD-ROM, Sección "Computational Fluid Dynamics", 19 páginas; European Community on Computational Methods in Applied Sciences, Barcelona... Points of subd[r] ...

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