Browsing by Research Group "Mecánica de fluidos"
Now showing items 1-20 of 25
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Analysis of One-Way and Two-Way FSI Approaches to Characterise the Flow Regime and the Mechanical Behaviour during Closing Manoeuvring Operation of a Butterfly Valve
(World Academy of Science, Engineering and Technology, 2018)Butterfly valves are widely used industrial piping components as on-off and flow controlling devices. The main challenge in the design process of this type of valves is the correct dimensioning to ensure ... -
Análisis de la influencia del fluido y de las condiciones de movimiento en la respuesta de los amortiguadores magnetoreológicos
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2014)In this thesis the magneto-hydro-dynamic behaviour of magneto-rheological (MR) dampers has been analysed taking into account the damper design, the inner fluid and the applied movement conditions. The thesis is divided in ... -
Análisis de los fenómenos de transporte en mezclas multicomponentes en condiciones terrestres mediante técnicas convectivas y no convectivas
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)In this thesis, Soret, thermodiffusion and diffusion coefficients of several binary and ternary mixtures have been determined. In addition, thermophysical and optical properties such as density, thermal expansion, mass ... -
Análisis magnetohidrodinámico de un amortiguador magnetoreológico: caracterización experimental y modelo físico
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2009)El trabajo de esta tesis doctoral se centra en el análisis y en el desarrollo de un prototipo de amortiguador magnetoreológico (MR), y por ello su objetivo consiste en determinar un modelo físico del amortiguador MR en el ... -
Contact angle measurement for LiBr aqueous solutions on different surface materials used in absorption systems
(Elsevier Ltd., 2018)Wetting surface is a very important issue for the design of absorption applications and heat exchangers. The contact angle is deemed essential in wettability studies; However, LiBr aqueous solution contact angle studies ... -
Determinación de las propiedades de transporte en mezclas multicomponentes
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2015)In this doctoral thesis the transport properties in ternary mixtures are analysed. The general objective of the work, is the determination of the thermodiffusion, molecular diffusion and Soret coefficients in ternary ... -
Diffusion of Quinine with Ethanol as a Co-Solvent in Supercritical CO2
(MDPI, 2020)This study aims at contributing to quinine extraction using supercritical CO2 and ethanol as a co-solvent. The diffusion coefficients of quinine in supercritical CO2 are measured using the Taylor dispersion technique when ... -
Diseño, construcción y validación de una columna termogravitacional para bajas y altas presiones
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2010)In this thesis the study of thermogravitational effect at high-pressure and free media has been developed, with which the thermo-hydrodynamic behavior and the experimental determination of transport properties can be deepen, ... -
Estudio de los fenómenos de transporte termo-hidrodinámicos de no equilibrio en mezclas líquidas
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)In this doctoral thesis, an experimental study on the transport properties on liquid mixtures has been conducted. The molecular di usion coe cient, thermodi usion coe cient and Soret coe cient of several mixtures have been ... -
Experimental and numerical dynamic analysis of press-formeda viscoelastic sanwich structures
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2011)This dissertation presents the experimental and numerical dynamic analysis of press-formed viscoelastic sandwich structures composed by two thin metallic face layers and a constrained viscoelastic film. Such structures can ... -
Experimental uncertainty decompositions of aerodynamic coefficients affected by operative condition variations
(Elsevier Ltd., 2020)A twofold analysis is performed on an experimental set-up comprising a low-Reynolds wind tunnel, with the aim of quantifying the effect of measurand uncertainties and operative condition variations in the lift and drag ... -
Fluido magnetikoen portaera magneto-reologiko eta biskoelastikoa
(Mondragon Unibertsitateko Zerbitzu Editoriala, 2012)Fluido magnetikoak likido eramaile eta partikula magnetikoez daude osatuta, eta beraien portaera aplikatutako eremu magnetikoaren menpekoa da. Lan honetan, olio mineralez, sufaktante batez, likatzaile batez eta partikula ... -
Investigation of diffusive and optical properties of vapour-air mixtures: The benefits of interferometry
(Elsevier Ltd., 2021)While interferometry has been widely used for diffusion measurements in liquid mixtures, it was hardly applied so far to vapour-gas mixtures. The present work aims to bridge this gap. Using an improved Mach–Zehnder ... -
Low speed wind tunnel design, setup. validation and testing of airfoils in turbulent inflow conditions
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2016)The present work aims to design and setup a low speed wind tunnel (LSWT) to be constructed at Mondragon Unibertsitatea for aerodynamic performance analysis of airfoils at low Re number. With this purpose, flow field ... -
Numerical characterization study of pressure drop and heat transfer phenomena in woven wire matrix of a stirling engine regenerator
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2014)Stirling engines are an attractive alternative for micro-cogeneration mainly motivated for it is able to use any heat source and achieve high efficiency. A crucial component in these engines is the regenerator, which has ... -
On the impact of long-term wave trends on the geometry optimisation of oscillating water column wave energy converters
(Elsevier Ltd., 2020)Wave trends have been shown to be relevant to energy generation in various areas of the world. Accordingly, this article describes the impact of wave trends on the design of oscillating water column wave energy converters. ... -
Optimización de los procesos de separación en muestras de interés biotecnológico en microdispositivos
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)The work of this doctoral thesis, has focused on the numerical, experimental analysis of the separation processes optimization in micro-nano-biotechnology interest fluids. Specifically, we have determined the thermophysical ... -
Radiant waste heat recovery from steelmaking and glass industry
(Edp Sciences, 2019)This paper tackles the problem of industrial waste heat recovery through an unexploited heat transfer mechanism: thermal radiation. Energy intensive industries have a considerable potential of unused radiant heat, which ... -
Reactive control of wave energy devices – the modelling paradox
(Elsevier Ltd., 2021)The implementation of energy maximising control systems (EMCSs) in wave energy converter (WEC) devices is an important step towards commercially viable operation of WECs. During the design stage of such EMCSs, linear ... -
Stability analysis under thermogravitational effect
(Elsevier Masson SAS, 2020)In the present work, an interferometric unsteady analysis of the thermogravitational technique was for the first time attempted in a paralelepipedic microcolumn using binary mixtures with negative Soret coefficients. In ...
