Browsing by Contributor "Batet Miracle, Lluís"
Now showing items 1-20 of 82
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Ab initio study of Fe diffusion mechanisms in zirconium
(Universitat Politècnica de Catalunya, 2024-01-15)
Master thesis
Open Access
Covenantee: Université Paris-SaclayZirconium alloys are the most widely used material for nuclear fuel cladding in light wa- ter reactors where irradiation causes solute redistribution and creation of point defects like vacancies, which degradates the alloy ... -
Analysis of a Station Blackout sequence in a Boiling Water Reactor 3 Mark I with MELCOR 2.1
(Universitat Politècnica de Catalunya, 2017-05-24)
Master thesis
Open AccessThe fatal event occurred in Fukushima Daiichi NPP, focused the e orts of many R&D organiza- tions towards the comprehensive study of the accident sequence, in order to better understand the phenomenology which took place ... -
Analysis of Changes in the Regulations of the MSPI Indicator
(Universitat Politècnica de Catalunya, 2020-07-16)
Master thesis
Open AccessThis project is based on the revision and update proposal of document PA.IV.202 Rev.2 “Calculation Manual of the Performance Indicator of Mitigation Systems (MSPI)”. This document is used by the Spanish Nuclear Safety ... -
Analysis of energetic particle-driven Alfvénic instabilities in tokamak and stellarator plasmas using three dimensional numerical tools
(Universitat Politècnica de Catalunya, 2019-09-27)
Doctoral thesis
Open Access
Covenantee: Universiteit GentIn this thesis, a detailed analysis of the experientially observed energetic particle-driven Alfvénic instabilities in tokamak and stellarator plasmas using three dimensional numerical tools based on the reduced MHD model ... -
Archaeometric analysis of Islamic pottery from Pollentia, Mallorca using XRF, XRD, SEM- EDX and OM thin section analysis
(Universitat Politècnica de Catalunya, 2019-11-28)
Master thesis
Open Access
Covenantee: École nationale supérieure de physique, électronique et matériauxA sample-set of twenty-one Type 3-A[1]water jar pottery fragments excavated from the northern peninsula of Pollentia, Mallorca, BalearicIslandswere chemically and compositionally evaluated using archaeometric techniques. ... -
Assessment of RELAP5-3D two phase flow models for MYRRHA secondary cooling system conditions
(Universitat Politècnica de Catalunya, 2021-11-10)
Master thesis
Open AccessIn this project, a numerical model is developed to assess the thermal-hydraulic system code RELAP5-3D correlations’ used for two-phase flow in MYRRHA secondary circuit conditions. The well-known drift-flux model is applicable ... -
Caracterizació energètica d'habitatges per a proposta d'ordenança municipal sobre captació solar tèrmica a Puigcerdà
(Universitat Politècnica de Catalunya, 2005-03)
Master thesis (pre-Bologna period)
Open Access -
CDF analysis of the ESFR sub-channel
(Universitat Politècnica de Catalunya, 2020-01-10)
Master thesis
Open Access
Covenantee: École nationale supérieure de techniques avancées / International Atomic Energy AgencyIn this work, the velocity and the temperature of the Sodium coolant inside the ESFR sub-channel were analyzed using CFD codes. Different OpenFOAM solvers with two turbulent models were used to obtain the velocity profile ... -
CFD Analysis of Natural Circulation Behaviour in Molten Salts and Simulation of the Seaborg Test Loop
(Universitat Politècnica de Catalunya, 2020-01-10)
Master thesis
Restricted access - author's decision
Covenantee: École nationale supérieure de techniques avancées / Seaborg TechnologiesAs part of the research and development activities for Seaborg Technologies’ Compact Molten Salt Reactor (CMSR), experiments into natural circulation behaviour of molten nitrate salts are being conducted with a test loop. ... -
CFD calculation of a phase change material using STAR-CCM+ for a passive safety system of a sodium-cooled fast reactor
(Universitat Politècnica de Catalunya, 2024-01-15)
Master thesis
Open Access
Covenantee: École nationale supérieure de physique, électronique et matériaux / Commissariat à l'énergie atomique et aux énergies alternatives (CEA)The aim of the present study is to quantify the impact that local scale physics of phase change has on the overall heat transfer of the quasi-cubic modular element of an innovative Decay Heat Removal System (DHRS). To ... -
Climate change impacts on nuclear power production
(Universitat Politècnica de Catalunya, 2020-01-10)
Master thesis
Open Access
Covenantee: École centrale de ParisGlobal warming is a result from anthropogenic processes and is a serious issue that is growing and inclining and that results in the climate change. The climate change will result in severe changes in the ecosystem and its ... -
Computational analysis of ion cyclotron resonance frequency heating for DEMO
(Universitat Politècnica de Catalunya, 2015-06)
Master thesis
Open AccessIon cyclotron resonance frequency heating (ICRH) is one of the most important mechanisms to heat fusion plasma. The magnetic field generated by the magnetic coils forces ions to follow a cyclotron trajectory around the ... -
Computational analysis of ion cyclotron resonance frequency heating for JET experiments
(Universitat Politècnica de Catalunya, 2019-09-27)
Doctoral thesis
Open AccessHeating plasmas to a relevant fusion temperature is one of the key aspects of magnetically confined fusion plasmas. Radio frequency (RF) heating with electromagnetic waves in the ion cyclotron range of frequencies (ICRF) ... -
Contribución al desarrollo y diseminación de la tecnología de digestores plásticos tubulares en la Sierra Peruana
(Universitat Politècnica de Catalunya, 2012-04)
Master thesis (pre-Bologna period)
Open AccessDurante el periodo de Setiembre del 2011 - Marzo del 2012, se llevo a cabo la implementación de digestores en la sierra peruana. La principal actividad económica para la mayoría de la población de las zonas altas de la ... -
Contribution to the design of the control of a supercritical CO2 power cycle by means of a system model in Simulink
(Universitat Politècnica de Catalunya, 2023-09-19)
Master thesis
Restricted access - author's decision
Covenantee: Universidad Pontificia ComillasSupercritical CO2 power cycles have experienced a significant surge in interest in recent years, primarily attributed to the distinctive properties of carbon dioxide when operating above its critical point. As a result, ... -
Contribution to the validation of best estimate plus uncertainties coupled codes for the analysis of NK-TH nuclear transients
(Universitat Politècnica de Catalunya, 2015-05-15)
Doctoral thesis
Open AccessThe calculations that allow the operating license of the nuclear reactors are usually made using conservative methods. This conservatism, often excessive, limits the actual capabilities of the industry to increase energy ... -
Desenvolupament d'una D.A.O.M. i Estudi d'implantació de mesures ambientals i d'eficiència energètica a les instal·lacions de Televisió de Cataluya S.A.
(Universitat Politècnica de Catalunya, 2006-06)
Master thesis (pre-Bologna period)
Open Access
Covenantee: Televisió de Catalunya -
Determinación de parámetros neutrónicos de los elementos de combustible de un PWR para uso en códigos acoplados NKTH y códigos TH con cinética puntual
(Universitat Politècnica de Catalunya, 2010-04)
Master thesis (pre-Bologna period)
Open AccessEn esta memoria se explica brevemente el estado del arte del cálculo del transporte de neutrones, los fundamentos de la teoría de difusión así como las hipótesis y recursos que implementan los diferentes códigos informáticos ... -
Determination of the microscopic kinetic parameters of the dissolution of UXPu1-XO2 in nitric acid - Development and qualification of the method on UO2
(Universitat Politècnica de Catalunya, 2020-05-27)
Master thesis
Restricted access - author's decision
Covenantee: Université Paris-SaclayThe reprocessing of spent nuclear fuel is a very important step in the nuclear fuel cycle and one of the greatest ways to ensure the sustainability of the civil nuclear industry. In France, the PUREX process is used to ... -
Development and validation of a simplified tritium migration simulation tool for its dynamics monitoring at ITER
(Universitat Politècnica de Catalunya, 2018-04-27)
Master thesis
Open AccessEl TFM se enmarca en un proyecto R&D del CDTI con la empresa PROCON SYSTEMS, la UPC y el IQS (URL). Uno de los objetivos del proyecto Demostración Prototípica de Sistemas de Control, Adquisición de Datos, Monitorización ...
