[EN] Jet-mixing and residence time in a rectangular water storage tank with a constant water level are investigated using the tools of Computational
Fluid Dynamics (CFD). A set of Unsteady Reynolds-Averaged Navier-Stokes ...
[EN] In Austria, single-stage vertical flow (VF) wetlands with intermittent loading are a state-of-the-art technology for treating domestic wastewater. They are designed according to the Austrian design standard with a ...
[EN] This paper presents a numerical methodology based on Computational Fluid Dynamics (CFD) simulations to understand the physics of heat losses through the cylinder walls coated with different materials, taking into ...
Veintimilla Gozalbo, Germán(Universitat Politècnica de València, 2022-10-11)
[ES] Los perfiles sujetos a movimientos oscilantes producen grandes deformaciones en la malla, provocando una simulación deficiente de la capa límite transitoria.
Los perfiles con movimiento combinado de cabeceo y ...
This paper deals with the construction of numerical methods of random initial value problems. Random linear multistep methods are presented and sufficient conditions for their mean square convergence are established. Main ...
Cortés López, Juan Carlos; Jódar Sánchez, Lucas Antonio; Villafuerte Altuzar, Laura; Company Rossi, Rafael(Elsevier, 2011-10)
This paper deals with the construction of a numerical solution of random initial value problems by means of a random improved Euler method. Conditions for the mean square convergence of the proposed method are established. ...
Cordero Barbero, Alicia; Franqués García, Antonio María; Torregrosa Sánchez, Juan Ramón(MDPI, 2015-06)
In this work we generate the numerical solutions of Burgers' equation by applying the Crank-Nicholson method and different schemes for solving nonlinear systems, instead of using Hopf-Cole transformation to reduce Burgers' ...
This paper deals with the construction of approximate solution of first-order matrix linear differential equations using higher-order matrix splines. An estimation of the approximation error, an algorithm for its implementation ...
Casabán Bartual, Mª Consuelo; Company Rossi, Rafael; Jódar Sánchez, Lucas Antonio(John Wiley & Sons, 2020-09-30)
[EN] This paper deals with the construction of numerical stable solutions of random mean square Fisher-Kolmogorov-Petrosky-Piskunov (Fisher-KPP) models with advection. The construction of the numerical scheme is performed ...
[EN] To challenge one of the major problems for multiphase flow simulations, namely computational costs, a dimensionreduced
model is used with the goal to predict these types of flow more efficiently. One-dimensional ...
Echavarría Olaya, Juan David(Universitat Politècnica de València, 2023-09-04)
[ES] En los turbocompresores con turbina de geometría variable (VGT por sus siglas en inglés) los vanos del estator se mueven a una posición cerrada para generar una contrapresión durante el modo de frenado del motor. De ...
[EN] Acoustic holograms can encode complex wavefronts to compensate the aberrations of a therapeutical ultrasound beam propagating through heterogeneous tissues such as the skull, and simultaneously, they can generate ...
[EN] A numerical modelling programme simulating the structural behaviour of concrete-filled double skin tubular (CFDST) stub columns with stainless steel outer tubes and high strength steel inner tubes is presented in this ...
García Olivas, Guillermo(Universitat Politècnica de València, 2022-01-10)
[ES] Teniendo en cuenta la cantidad de motores de combustión interna que se encuentran en activo actualmente, y sus potenciales emisiones de contaminación si se realizaran de forma incontrolada por el parque automovilístico, ...
Sabido Guillén, Edgar(Universitat Politècnica de València, 2015-06-09)
Wind power is one of the fastest growing energy sources in the world, resulting in increasingly larger surface areas occupied by wind farms. As wind farms become more extended, they start to interact with the atmospheric ...
[EN] The thesis is organized as follows. First, the governing NAVIER-STOKES equations are
introduced and rewritten into their dimensionless form. Next, averaging methods are
presented and the Reynolds-averaged NAVIER-STOKES ...
[EN] This paper reports on a study of the response of a T-gate strained-Si MODFETs (modulation-doped field-effect transistor) under continuous-wave sub-THz excitation. The sub-THz response was measured using a two-tones ...
Cuenca Martínez, Jesús(Universitat Politècnica de València, 2019-09-26)
[ES] En el campo de la aeronáutica, actualmente para fines comerciales, el objetivo de reducir los costes mejorando la eficiencia ha llevado al aumento de la temperatura de entrada en turbina, de forma que la refrigeración ...