Exploració per tema "Laminar flow"
Ara es mostren els items 1-20 de 25
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A 1D lumped-parameter/3D CFD approach for pressure drop in the aortic coarctation
(Springer, 2012)
Text en actes de congrés
Accés restringit per política de l'editorialAortic Coarctation is a congenital constriction of the aorta that increases blood pressure above the constriction and hinders the flow below it. Based on a 3D surface mesh of a moderate thoracic coarctation, a high quality ... -
A computationally efficient approach for soot modeling with discrete sectional method and FGM chemistry
(Elsevier, 2023)
Article
Accés obertA novel approach for the prediction of soot formation in combustion simulations within the framework of discrete sectional method (DSM) based univariate soot model and Flamelet Generated Manifold (FGM) chemistry, referred ... -
A numerical investigation of laminar flow over a backward facing inclined step
(2016-08)
Article
Accés obertThe aim of the present study is to analyze the two dimensional flow over a backward-facing-inclined step in laminar flow regime. The inspiration for the present work is derived from the fact that in automobile industry, ... -
A numerical investigation of wake and mixing layer interactions of flow past a square cylinder
(2016-02-26)
Article
Accés obertThe aim of the present study is to simulate and analyze the interaction of two dimensional flow past a square cylinder in a laminar regime with an upstream mixing layer developed by an axis symmetrical horizontal splitter ... -
Active flow control on laminar flow over a backward facing step
(Institute of Physics (IOP), 2015-09-21)
Article
Accés obertIn the present study, two dimensional flow over a backward-facing step in laminar flow regime with application of active flow control (AFC) technique is analysed. The aim of the present work is to gauge the effectiveness ... -
Aplicação da transformada integral generalizada e da transformação conforme na solução de um problema de convecção forçada laminar em dutos de setor de anel circular
(Universitat Politècnica de Catalunya. CIMNE, 2016)
Article
Accés obertEste trabalho descreve uma solução híbrida analítico‐numérica aplicando a técnica da transformada integral generalizada (TTIG) na transferência de calor por convecção forçada de um escoamento laminar fluido dinamicamente ... -
Computational resolution of the Navier-Stokes equations for laminar and turbulents flows. Implementation of the Sparlart-Allmaras turbulence model
(Universitat Politècnica de Catalunya, 2020-07-03)
Treball Final de Grau
Accés obertThe present project consists on the computational study and resolution of the Navier-Stokes equations and the physical phenomena involved. The main objective is the development of C++ programming codes to solve flow’s ... -
Dynamics of a microsphere inside a spherical cavity with Newtonian fluid subjected to periodic contractions
(2022-07-05)
Article
Accés obertMechanical forces on the nucleus of a biological cell can play a significant role in its positioning within the cell. Some models for the migration of the nucleus are based on biochemical signals, which have a very slow ... -
Effect of the actuation on the boundary layer of an airfoil at moderate reynolds number
(Springer, 2020)
Text en actes de congrés
Accés restringit per política de l'editorialSynthetic (zero net mass flux) jets are an active flow control technique to manipulate the flow field in wall-bounded and free-shear flows. The fluid necessary to actuate on the boundary layer is intermittently injected ... -
Estudi i validació de mòdul de flux laminar en quiròfans
(Universitat Politècnica de Catalunya, 2020-05-18)
Treball Final de Grau
Accés restringit per decisió de l'autorL'objectiu d'aquest projecte és estudiar els diferents sistemes de ventilació dels quiròfans complint la normativa vigent i focalitzar en els mòduls de flux laminar. A més a més, es realitzarà un estudi pràctic amb un dels ... -
Flow separation in airfoils with rough leading edges
(2023-05)
Article
Accés obertIn this study we consider the flow over airfoils with leading-edge roughness, designed to mimic the ice depositions that may occur on an aircraft in flight. The focus of this investigation is the effect of the angle of ... -
Helical static mixer simulations for its integration in the pour plate method: mixing agar and a nutrient solution
(2023-08-05)
Article
Accés obertIn microbiology laboratories, it is essential to obtain high-quality samples where the culture media are completely homogeneous. The pour plate method includes having to melt the culture media—a mixture of agar and a ... -
Modelling laminar flame using simple chemical reacting system
(Universitat Politècnica de Catalunya, 2015-08)
Projecte Final de Màster Oficial
Accés obertThe objective of my thesis work is to model laminar diffusion flame using simple chemical reacting system (SCRS) combustion model. This combustion model assumes that the chemical reactions are infinitely fast and take place ... -
Numerical Investigation on fluid flow of protruding branching duct in a dividing junction of a minichannel heat exchanger
(2021)
Text en actes de congrés
Accés obertThis study focuses on investigating the effect of protruding branching duct on laminar fluid field in 90¿ dividing pipe junction of mini heat exchanger. The ducts under study, main and branch side, are of minichannel scale ... -
Numerical simulation of roughness effects on the flow past a circular cylinder
(Institute of Physics (IOP), 2016)
Text en actes de congrés
Accés obertIn the present work large eddy simulations of the flow past a rough cylinder are performed at a Reynolds number of Re = 4.2 × 105 and an equivalent sand-grain surface roughness height ks = 0.02D. In order to determine the ... -
Numerical simulation of the turbulent fluid flow through valves based on low mach models
(2012)
Text en actes de congrés
Accés restringit per política de l'editorialThe aim of the present paper is to carry out a group of numerical experiments over the fluid flow through the valve reed, using the CFD&HT code TermoFluids, an unstructure d and parallel object-oriented CFD code for accurate ... -
Numerical simulation of two dimensional incompressible laminar flow over square cylinder
(Universitat Politècnica de Catalunya, 2015-08)
Projecte Final de Màster Oficial
Accés obertThe aim of the current work is to simulate the laminar flow over square cylinder by developing numerical code using C++ programing language. The findings of this simulation are streamlines and isotherm pattern and global ... -
Small-scale flow topologies in microconfined high-pressure supercritical fluids turbulence
(Universitat Politècnica de Catalunya, 2023-01-09)
Projecte Final de Màster Oficial
Accés obertAquest treball analitzarà turbulència microconfinada per a fluxos supercrítics realitzant computacions \textit{Direct Numerical Simulation} en alta pressió ($P/P_c = 2$) usant N$_2$ en condicions transcrítiques imposades ... -
Square cylinder with passive flow control
(2017)
Text en actes de congrés
Accés restringit per política de l'editorialIn the present paper it is presented the flow around a 2D square cylinder which is located downstream of a splitter plate and at a certain distance of it. The fluid velocity below and above the splitter plate is different, ... -
Study for the computational resolution of conservation equations of mass, momentum and energy and analysis of the laminar flow over a square cylinder
(Universitat Politècnica de Catalunya, 2017-06)
Treball Final de Grau
Accés restringit per decisió de l'autorThe gorgeous behaviour of fluids throughout the nature has fascinated the human being over the time, and its major endeavour to comprehend it has brought to the world the Computational Fluid Dynamics, which has allowed ...