Browsing by Research Group "Mecánica de fluidos"
Now showing items 1-20 of 37
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Adaptive coatings based on polyaniline for direct 2D observation of diffusion processes in microfluidic systems
(Elsevier, 2016)Microfluidic devices are poised to dramatically influence the future of the process industry. Therefore the understanding and proper evaluation of the flow and mixing behaviour at microscale becomes a very important issue. ... -
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 ... -
Aspects Concerning the Fabrication of Magnetorheological Fluids Containing High Magnetization FeCo Nanoparticles
(MDPI, 2021)Recently, our collaborative work in the fabrication of a magnetorheological fluid (MRF) containing high magnetization FeCo nanoparticles (NPs, fabricated in our laboratories using the chemical reduction technique; MS = 212 ... -
Assessing the statistical validity of momentum-deficit-based measurements in turbulent configurations
(Elsevier Ltd., 2021)An application-agnostic procedure is outlined for checking the validity of momentum-deficit-based drag measurements performed under different turbulent conditions in a wind tunnel. The approach defines a two-step methodology: ... -
Building an Air Turbine Conditional Anomaly Detection Approach for Wave Power Plants
(2021)The Mutriku Wave Power Plant (WPP) is a wave energy conversion plant based on the oscillating water column technology (OWC). The energy production and the health state of the plant are directly dependent on the sea-state ... -
CFD Analysis of can Heating Process
(Tech Science Press, 2022)In this work, the thermal sterilization process in food cans has been analyzed using Computational Fluid Dynamics (CFD). STAR CCM+ software has been used in order to develop a numerical model to study the heating process ... -
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 ... -
Design of a Radiant Heat Capturing Device for Steel Mills
(International Centre for Sustainable Development of Energy, Water and Environment Systems, 2021)This paper approaches the energy transition towards decarbonization and lower primary energy use in the steel and glass industries through the exploitation of radiant waste heat. In contrast with exhaust gases heat recovery, ... -
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 ... -
Fe nanoparticles produced by electric explosion of wire for new generation of magneto-rheological fluids
(IOP Publishing, 2018)Iron magnetic nanoparticles were produced by the technique of the electric explosion of a wire (EEW). The major crystalline phase (95 ± 1%) was α-Fe with lattice parameter a = 0.2863(3) nm. The size of the coherent diffraction ... -
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 ...
