Browsing by Subject "Dinàmica de fluids -- Models matemàtics"
Now showing items 1-20 of 26
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Accurate FIC-FEM formulation for the multidimensional steady-state advection–diffusion–absorption equation
(2017-12)
Article
Open AccessIn this paper we present an accurate stabilized FIC-FEM formulation for the multidimensional steady-state advection-diffusion-absorption equation.The stabilized formulation is based on the Galerkin FEM solution of the ... -
Advances in the particle finite element method (PFEM) for solving coupled problems in engineering
(Springer, 2011)
Part of book or chapter of book
Restricted access - publisher's policyWe present some developments in the formulation of the Particle Finite Element Method (PFEM) for analysis of complex coupled problems on fluid and solid mechanics in engineering accounting for fluid-structure interaction ... -
An enhanced non-oscillatory BFECC algorithm for finite element solution of advective transport problems
(2022-03)
Article
Open AccessIn this paper, the so-called “back and forth error compensation correction (BFECC)” methodology is utilized to improve the solvers developed for the advection equation. Strict obedience to the so-called “discrete maximum ... -
Comparació entre dades de simulacions numèriques 3D i experimentals en el procès de generació d’un tren gas-líquid en un capil·lar en forma de “T”
(Universitat Politècnica de Catalunya, 2016-10-31)
Bachelor thesis
Open AccessThis document has been a study of the feasibility of a 3D numerical simulation on a two-phase flow in micro-gravity conditions. Specifically, the mixture of air and water in a T-shaped capillary in the absence of gravity. ... -
Estudi del flux al voltant d'un perfil aerodinàmic
(Universitat Politècnica de Catalunya, 2017-01-12)
Bachelor thesis
Open AccessActualment, el procés per aconseguir un vehicle adequat per a la competició es basa en un estudi acurat d’un conjunt de branques de l’enginyeria com ara la mecànica, l’electrònica, l’automàtica, etc. Una de les més importants, ... -
Estudi fluidodinàmic del circuit de tinta d’una impressora de gran format
(Universitat Politècnica de Catalunya, 2016-09-05)
Bachelor thesis
Restricted access - confidentiality agreement -
Estudi teòric i experimental del sistema de subministrament de tinta d'una impressora de gran format
(Universitat Politècnica de Catalunya, 2018-01-18)
Bachelor thesis
Restricted access - confidentiality agreement -
Estudio de fenómenos de transferencia de calor y dinámica de fluidos mediante los métodos de Lattice Boltzmann y volúmenes finitos
(Universitat Politècnica de Catalunya, 2012-09)
Master thesis (pre-Bologna period)
Open AccessEl trabajo se divide en tres partes fundamentales. En la primera parte (capítulo 1) se tratan las ecuaciones que rigen la dinámica de fluidos, que son las de Navier- Stokes. Se presentan las adimensionalizaciones de las ... -
Evaluación del sistema de extracción de humo del laboratorio FlamesLab a partir de simulaciones CFD
(Universitat Politècnica de Catalunya, 2023-02-01)
Bachelor thesis
Restricted access - confidentiality agreementEn este trabajo se estudia el comportamiento del humo que se genera de manera controlada en el laboratorio FlamesLab, situado en la planta 5 del edificio I del campus EEBE. La razón principal por la que se ha planteado ... -
FIC–FEM formulation for the multidimensional transient advection–diffusion–absorption equation
(2020-06)
Article
Open AccessIn this paper we present a stabilized FIC–FEM formulation for the multidimensional transient advection–diffusion–absorption equation. The starting point is the non-local form of the governing equations for the multidimensional ... -
Flamelet mathematical models for non-premixed laminar combustion
(2009-02-01)
Article
Restricted access - publisher's policyDetailed numerical calculations based on the solution of the full transport equations have been compared with flamelet calculations in order to analyse the flamelet concept for laminar diffusion flames. The goal of this ... -
Fluid-structure interaction problems with strong added-mass effect
(2009-12)
Article
Restricted access - publisher's policyIn this paper, the so-called added-mass effect is investigated from a different point of view of previous publications. The monolithic fluid–structure problem is partitioned using a static condensation of the velocity ... -
Logarithmic conformation reformulation in viscoelastic flow problems approximated by a VMS-type stabilized finite element formulation
(2019-09)
Article
Open AccessThe log-conformation reformulation, originally proposed by Fattal and Kupferman (2004), allows computing incompressible viscoelastic problems with high Weissenberg numbers which are impossible to solve with the typical ... -
Modelat i control d’un sistema de tres tancs
(Universitat Politècnica de Catalunya, 2015-05)
Bachelor thesis
Restricted access - author's decisionEl projecte du a terme l’estudi d’un sistema de tres tancs amb líquid interconnectats entre si en el que es desitja controlar el nivell de cadascun d’aquests dipòsits mitjançant dues bombes que regulen el cabal. Primerament ... -
Modeling of free surface flows with elastic bodies interactions
(2008)
Conference report
Restricted access - publisher's policyIn this paper, a series of new fluid and structure interactions test cases with strong free surface effects are presented and computations of such flows with the Particle Finite Element Method (PFEM) (Idelsohn, Oiiate, ... -
Numerical investigation of particle-fluid interaction system based on discrete element method
(Universitat Politècnica de Catalunya, 2014-11-28)
Doctoral thesis
Open AccessThis thesis focuses on the numerical investigation of the particle-fluid systems based on the Discrete Element Method (DEM). The whole thesis consists of three parts, in each part we have coupled the DEM with different ... -
Numerical investigation on the role of discrete element method in combined LBM-IBM-DEM modeling
(Elsevier, 2014-05-01)
Article
Restricted access - publisher's policyParticle collisions play a very important role in determining the fluid-particle multiphase flow, and thus it is crucial to treat the particle-particle interaction using a felicitous method in numerical simulations. A novel ... -
Numerical methods in heat transfer and fluid dynamics
(Universitat Politècnica de Catalunya, 2017-09-13)
Master thesis
Open AccessNumerical methods in fluid dynamics and heat transfer are experiencing a remarkable growth in terms of the number of both courses offered at universities and active researches in the field. There are some software packages ... -
Simulació fluidodinàmica d’un grup de compressors de pistó d’etilè
(Universitat Politècnica de Catalunya, 2015-07)
Bachelor thesis
Open AccessEl present Treball de Fi de Grau (TFG) ha consistit en la realització d’un estudi, mitjançant la modelització i la simulació numèrica, d’un sistema de refrigeració amb compressors alternatius d’etilè. Es va començar ... -
Simulació fluidodinàmica d’un “crotch absorber” del sincrotró ALBA
(Universitat Politècnica de Catalunya, 2015-11)
Master thesis (pre-Bologna period)
Open AccessEl sincrotró ALBA de Bellaterra produeix una gran quantitat d’energia magnètica pel seu funcionament, de la qual només un 5% és aprofitada pels elements de l’anell d’emmagatzematge. El 95% restant de l’energia creada és ...
