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Listar por autor "Pérez Quiles, María Jezabel"

Mostrando ítems 1-19 de 19

A Code for Simulating Heat Transfer in Turbulent Channel Flow

Lluesma-Rodríguez, Federico; Alcántara-Ávila, Francisco; Pérez Quiles, María Jezabel; Hoyas, S (MDPI AG, 2021-04-01)

[EN] One numerical method was designed to solve the time-dependent, three-dimensional, incompressible Navier-Stokes equations in turbulent thermal channel flows. Its originality lies in the use of several well-known methods ...
A code to calculate high order legendre polynomials and functions

Selezneva, I. A.; Ratis, Yuri L.; Hernández, Eugenio; Pérez Quiles, María Jezabel; Fernández de Córdoba, Pedro (ACCEFYN - Academia Colombiana de Ciencias Exactas, Fisicas y Naturales, 2013)

[EN] In this paper we present, with a pedagogical aim, a method to calculate the associated Legendre functions and polynomials. The method uses stable recurrence relations involving these functions.
Analysis of bifurcations in a Bénard-Marangoni problem: Gravitational effects

Hoyas Calvo, Sergio; Fajardo Peña, Pablo; Gil Megías, Antonio; Pérez Quiles, María Jezabel (Elsevier, 2014-06)

This article studies the linear stability of a thermoconvective problem in an annular domain for different Bond (capillarity or buoyancy effects) and Biot (heat transfer) numbers for two set of Prandtl numbers (viscosity ...
Bifurcation Diversity in an Annular Pool Heated from Below: Prandtl and Biot Numbers Effects

Torregrosa, A. J.; Hoyas, S; Pérez Quiles, María Jezabel; Mompó Laborda, Juan Manuel (Global Science Press, 2013-02)

In this article the instabilities appearing in a liquid layer are studied numerically by means of the linear stability method. The fluid is confined in an annular pool and is heated from below with a linear decreasing ...
Codimension-three bifurcations in a Bénard-Marangoni problem

Hoyas, S; Gil, A.; Fajardo, Pablo; Pérez Quiles, María Jezabel (American Physical Society, 2013-07-22)

[EN] This Brief Report studies the linear stability of a thermoconvective problem in an annular domain for relatively low (∼1) Prandtl (viscosity effects) and Biot (heat transfer) numbers. The four possible patterns for ...
DNS of thermal channel flow up to Re-tau=2000 for medium to low Prandtl numbers

Alcántara-Ávila, Francisco; Hoyas, S.; Pérez Quiles, María Jezabel (Elsevier, 2018)

[EN] Direct Numerical Simulations of turbulent heat transfer in a channel flow are presented for three different Reynolds numbers, namely Re-tau = 500, 1000 and 2000. Medium and low values of the molecular Prandtl number ...
Effect of the horizontal aspect ratio on thermocapillary convection stability in annular pool with surface heat dissipation

López-Núñez, E.; Pérez Quiles, María Jezabel; Fajardo, P.; Hoyas, S (Elsevier, 2020-02)

[EN] A linear stability analysis of the thermoconvective problem of a thin liquid film contained in an annular domain has been conducted. The influence of the horizontal aspect ratio on the solution has been considered by ...
Influence of geometrical parameters on the linear stability of a Benard-Marangoni problem

Hoyas, S; Fajardo, Pablo; Pérez Quiles, María Jezabel (American Physical Society, 2016)

[EN] A linear stability analysis of a thin liquid film flowing over a plate is performed. The analysis is performed in an annular domain when momentum diffusivity and thermal diffusivity are comparable (relatively low ...
Influence of the computational domain on DNS of turbulent heat transfer up to Re-tau=2000 for Pr=0.71

Lluesma-Rodriguez, F.; Hoyas, S.; Pérez Quiles, María Jezabel (Elsevier, 2018)

[EN] We present a new set of direct numerical simulation data of a passive thermal flow in a turbulent plane Poiseuille flow with constant Prandtl number Pr = 0.71, and mixed boundary conditions. Simulations were performed ...
MATLAB GUI for computing Bessel functions using continued fractions algorithm

Hernandez Vargas, E.; Commeford, K.; Pérez Quiles, María Jezabel (SciELO, 2011)

[EN] Higher order Bessel functions are prevalent in physics and engineering and there exist different methods to evaluate them quickly and efficiently. Two of these methods are Miller's algorithm and the continued fractions ...
Modelización matemática de la transmisión de calor en el proceso del rectificado industrial plano

González-Santander Martínez, Juan Luis (Universitat Politècnica de València, 2009-05-26)

La presente tesis se encuadra en la línea de investigación de modelos matemáticos térmicos del grupo de Modelización interdisciplinar Intertech. En concreto, este trabajo presenta unos modelos matemáticos para la transmisión ...
On the onset of instabilities in a Bénard-Marangoni problem in an annular domain with temperature gradient

Hoyas, S; Ianiro, Andrea; Pérez Quiles, María Jezabel; Fajardo, Pablo (National Library of Serbia, 2016)

[EN] This manuscript addresses the linear stability analysis of a thermoconvective problem in an annular domain. The flow is heated from below, with a linear decreasing horizontal temperature profile from the inner ...
Passive Strategies to Improve the Comfort Conditions in a Geodesic Dome

Florez, Frank; Fernández de Córdoba, Pedro; Taborda, John; Castro-Palacio, Juan Carlos; Higón Calvet, José Luís; Pérez Quiles, María Jezabel (MDPI AG, 2021-03)

[EN] Non-conventional thermal zones are low-cost and ecology friendly alternatives to the housing needs of populations in various situations, such as surviving natural disasters or addressing homelessness. However, it is ...
Perturbation analysis of the heat transfer in porous media with small thermal conductivity

Villatoro, F. R.; Pérez Quiles, María Jezabel; González-Santander Martínez, Juan Luis; Borovsky, M. A.; Ratis, Yu. L.; Izzheurov, E. A.; Fernández de Córdoba Castellá, Pedro José (Elsevier, 2011-02-01)

An approximate analytical solution for the one-dimensional problem of heat transfer between an inert gas and a porous semi-infinite medium is presented. Perturbation methods based on Laplace transforms have been applied ...
Proyecto de mejora del proceso de "conformal coating" para la fabricación de tarjetas electrónicas

Mialdea Sobrino, Alicia (Universitat Politècnica de València, 2018-10-16)

[ES] La industria donde se realiza el proyecto centra su actividad en la manufactura de tarjetas electrónicas para diferentes campos como el industrial, aeroespacial y de defensa, que requieren el cumplimiento de ...
Reducción del Ruido Generado por el Aire Acondicionado en un Tranvía

Amat de la Fuente, Rocio (Universitat Politècnica de València, 2019-11-26)

[ES] El presente proyecto se ha realizado en colaboración con la empresa Stadler Rail Valencia SAU, durante el período de prácticas de la alumna. La idea de este trabajo es reducir el ruido que se produce en la sala de ...
Resolución de ecuaciones de convección-difusión en 2D usando el método de las diferencias finitas compactas

Peinado Asensi, Iván (Universitat Politècnica de València, 2019-10-25)

[ES] Para el cálculo numérico de ecuaciones en derivadas parciales se han ido desarrollando múltiples métodos a los largo de los años. Las diferencias finitas compactas (CFD, Lele 1990) surgen como una actualización de ...
Sliding modes control for heat transfer in geodesic domes

Florez, Frank; Fernández de Córdoba, Pedro; Taborda, John; Polo, Miguel; Castro-Palacio, Juan Carlos; Pérez Quiles, María Jezabel (MDPI AG, 2020-06)

[EN] The analysis and modeling of unconventional thermal zones is a first step for the inclusion of low-cost spaces and for the assessment of the environmental impact among areas of human use in warm climates. In this ...
Unisolvency for Multivariate Polynomial Interpolation in Coatmèlec Configurations of Nodes

García March, Miguel Ángel; Gimenez Palomares, Fernando; Villatoro, Francisco R.; Pérez Quiles, María Jezabel; Fernández de Córdoba Castellá, Pedro José (Elsevier, 2011-05-15)

A new and straightforward proof of the unisolvability of the problem of multivariate polynomial interpolation based on Coatmèlec configurations of nodes, a class of properly posed set of nodes defined by hyperplanes, is ...