Zulli, Fabio(Universitat Politècnica de València, 2019-09-05)
[ES] En los últimos años, el interés por el ahorro de energía y la reducción de las emisiones de CO2 ha crecido cada vez más, convirtiendo a las bombas de calor geotérmicas en una tecnología de alta eficiencia para sistemas ...
Piqueras García, Miguel Ángel(Universitat Politècnica de València, 2018-09-10)
Multitud de problemas en ciencia e ingeniería se plantean como ecuaciones en derivadas parciales (EDPs). Si la frontera del recinto donde esas ecuaciones han de satisfacerse se desconoce a priori, se habla de "Problemas ...
Sánchez Orgaz, Eva María; Denia Guzmán, Francisco David; Baeza González, Luis Miguel; Kirby, R.(Elsevier, 2019-04)
[EN] This work presents an efficient numerical approach based on the combination of the mode matching technique and the finite element method (FEM) to model the sound propagation in silencers containing granular material ...
Martínez Ballester, Santiago(Universitat Politècnica de València, 2012-10-10)
La presente tesis se ha llevado a cabo en el Instituto de Ingeniería Energética de la Universitat Politècnica de València y durante una estancia en el National Institute of Standards and Technology (NIST). El objetivo ...
Martínez-Ballester, Santiago; Corberán, José M.; Gonzálvez-Maciá, José(Elsevier, 2013)
[EN] The present work presents a model (Fin1Dx3) for air-to-refrigerant microchannel condensers and gas coolers, with any refrigerant circuitry. The model applies a segment-by-segment discretization to the heat exchanger, ...
Martínez-Ballester, Santiago; Corberán, José M.; Gonzálvez-Maciá, José(Elsevier, 2013)
[EN] For a microchannel heat exchanger (MCHX), given the working conditions, main geometric data of the fin and tubes, heat transfer and face areas, there are multiple choices for the refrigerant circuitry and aspect ratio. ...
[EN] Cu2FeSnS4 (CFTS) is auspicious nontoxic and earth abundant semiconductor compound having kesterite symmetrical structure. It is an attractive and suitable material for the fabrication of low cost, high efficiency and ...
Gavilá Lloret, María(Universitat Politècnica de València, 2015-06-08)
This thesis develops a simulation environment for the fluid-structure interaction of a sail-wing, focusing on its utilization in wind turbines. For this aim, the aerodynamic efficiency and the stall characteristics are the ...
Palau-Salvador, Guillermo; González Altozano, Pablo; Arviza Valverde, Jaime(Instituto Nacional de Investigacion y Tecnologia Agraria y Alimentaria, 2007-12-01)
[EN] Cavitation is a phenomenon that can be present in several agro-forestry applications such as irrigation pressure-reducing valves, sprinkler orifices or even in the flow through xylem vessels inside plants. In the ...
Cutanda Henriquez, Vicente; Andersen, Peter Risby; Sánchez-Dehesa Moreno-Cid, José(Universidade do Porto, 2016-06-15)
[EN] Viscous and thermal losses of acoustic waves are usually neglected or accounted for as boundary
impedance. It is known, however, that acoustic losses become relevant in devices with some
dimension in the millimeter ...
[EN] With bore fields for energy extraction and injection, it is often necessary to predict the temperature response to heat loads for many years ahead. Mathematical methods, both analytical and numerical, with different ...
[EN] Chlorpyrifos, Bromacil and Terbuthylazine are commonly used as insecticides and herbicides to control weeds and prevent non-desirable growth of algae, fungi and bacteria in many agricultural applications. Despite their ...
Macián-Pérez, Juan Francisco; García-Bartual, Rafael; López Jiménez, Petra Amparo; Vallés-Morán, F. J.(SpringerOpen, 2023-10)
[EN] The performance of stilling basins including a negative step was analyzed addressing its effect on the energy dissipation
efficiency, dimensions and structural properties of the hydraulic jump, streambed pressures and ...
Moreno Arjona, Fernando(Universitat Politècnica de València, 2020-10-29)
[ES] Simular el comportamiento del Spray A de acuerdo a la ECN (Engine Combustion Network), haciendo uso de la herramienta OpenFOAM. Realizar la configuración experimental completa,con el fin de estudiar la capacidad de ...
[EN] Different methods of two-dimensional and three-dimensional numerical resolution models have been used to predict the air¿water interaction in pipe systems in the early twenty-first century, where reliable and adequate ...
[EN] In this study, the effect of the impact angle of a projectile during low-velocity impact on Kevlar fabrics has been investigated using a simplified numerical model. The implementation of mesoscale models is complex ...
Ribes-Llario, Fran; Marzal-Romeu, Silvia; Zamorano-Martín, Clara; Real Herráiz, Julia Irene(Hindawi Limited, 2017)
[EN] Transmission of train-induced vibrations to buildings located in the vicinity of the track is one of the main negative externalities of railway transport, since both human comfort and the adequate functioning of ...
[EN] Background and objective : Elastic and strength properties of lamellar tissue are essential to analyze the mechanical behaviour of bone at the meso- or macro-scale. Although many effort s have been made to model the ...
Margot , Xandra; Hoyas, S; Gil Megías, Antonio; Patouna, Stavroula(2012)
[EN] The objective of the present work is to investigate numerically the 3D flow within diesel injector-like geometries using a cavitation model implemented in a commercial CFD code. A comprehensive study of various numerical ...
Marco, Miguel; Giner Maravilla, Eugenio; Larraínzar, Ricardo; Caeiro, José Ramón; Miguélez, María Henar(Springer-Verlag, 2017)
[EN] Bone fracture pattern prediction is still a challenge and an active field of research. The main goal of this article is to present a combined methodology (experimental and numerical) for femur fracture onset analysis. ...