Mostrando ítems 1-20 de 172

    Evaluation of potential hazard due to off-stream reservoir failure using machine learning techniques 

    Silva Cancino, Nathalia (Fecha de defensa: 2024-10-11)

    (English) Hazard classification for dams and off-stream reservoirs, which entails identifying potential damages in the event of structural failure, is a crucial tool for implementing local-level risk reduction plans. ...

    Continuous-discrete numerical modeling of the thermomechanical behavior of granular media supported by experimental campaign 

    Rangel, Rafael López (Fecha de defensa: 2024-11-08)

    (English) Granular materials, ranging from soils and food grains to construction aggregates and pharmaceutical powders, are prevalent in both natural and industrial contexts. Their complex physical behavior, which can ...

    Unraveling hydrological dynamics: climate and human implications in the Magdalena River streamflow and its interaction with Ciénaga Grande de Santa Marta Wetland 

    Gómez Dueñas, Santiago (Fecha de defensa: 2024-06-14)

    (English) This study offers a comprehensive understanding of the hydrological dynamics of the Magdalena River (MR) basin, located in Colombia. Multiple elements that affect streamflow were analyzed, such as climate-forcing ...

    A comprehensive proposal for the sustainable regeneration of historical city centres in Iran 

    Mirzakhani, Arman (Fecha de defensa: 2021-12-20)

    (English) This thesis focuses on the "sustainable regeneration of the historic centres of Iran's cities" under a comprehensive and participatory approach and consists of a collection of four self-contained articles and an ...

    Exploring the potential of satellite InSAR in geological engineering: new opportunities in land monitoring and hydrogeological characterisation 

    Botey Bassols, Joan (Fecha de defensa: 2024-02-02)

    (English) Interferometry with Synthetic Aperture Radar (InSAR) is a remote sensing technique to measure displacements of the observed surface, either the ground or any structure on it. Although the systematic acquisition ...

    Development of multiscale reduced-order models for the analysis of medical devices 

    Giuliodori Picco, Agustina (Fecha de defensa: 2023-11-30)

    (English) The advancements in material science and innovative manufacturing techniques have created substantial possibilities for improving the functionality of medical devices, tailoring them to specific needs. However, ...

    Development of fractional step methods for compressible flow solvers using variational multi-scale finite element formulations 

    Parada Bustelo, Samuel (Fecha de defensa: 2023-01-27)

    (English) This thesis deals with finite element methods to solve compressible flow problems, an important branch of Computational Fluid Dynamics (CFD) whose applications are widespread in many areas of engineering and ...

    Urban mobility safety in Barcelona: an evaluation of risk factors and techniques to achieve Vision Zero 

    Aiash, Ahmad (Fecha de defensa: 2023-10-27)

    (English) In order to converge towards Vision Zero concept in road safety, traffic crashes need great study and analysis. This thesis is aimed at this goal, applied to the urban and metropolitan environment of Barcelona. ...

    Multiscale subsurface characterization for geo-energy applications 

    Sciandra, Dario (Fecha de defensa: 2024-02-09)

    (English) Geological Carbon Storage (GCS) holds immense promise for mitigating atmospheric CO2 emissions, making the sealing capacity of caprocks pivotal as storage scales up. Despite excellent sealing capacities observed ...

    Unfittted finite element methods for explicit boundary representations 

    Martorell Pol, Pere Antoni (Fecha de defensa: 2024-02-21)

    (English) This thesis covers the development of large-scale numerical methods for the simulations of partial differential equations on arbitrarily complex geometries. The target application of this thesis is the structural ...

    Framework for an eXtended Reality (XR) solution for holistic safety management in construction 

    Muñoz La Rivera, Felipe (Fecha de defensa: 2023-03-28)

    (English) Cycles in the construction sector and economy disguise what appears to advance in occupational risk prevention when, unfortunately, the AECO sector maintains very high accident rates. The zero accident target is ...

    A novel arbitrary Lagrangian Eulerian framework for large strain solid dynamics 

    Giusto, Thomas B. J. di (Fecha de defensa: 2024-01-24)

    (English) In the realm of Computer-Aided Engineering applied to fast solid dynamics, the intricate mechanical behaviours exhibited by materials when subjected to strong dynamic forces, high speed impacts and complex ...

    Multi-port container traffic analysis using Data Science tools: an application to Yangtze River Delta (China) 

    Huang, Dong (Fecha de defensa: 2023-12-19)

    (English) As a crucial node of maritime transportation, seaports carry more than 90% of global trade. Considering the complexity of a port system, even slight improvement at strategical and operational decision levels will ...

    Process understanding of induced seismicity during stimulation of enhanced geothermal systems 

    Vaezi Anzeha, Iman (Fecha de defensa: 2023-12-21)

    (English) This doctoral thesis investigates the causes that induce (micro)seismicity as a result of hydraulic stimulation in fractured low-permeability rock. Understanding such phenomenon is of paramount importance to ...

    Understanding and mitigating the post-injection seismicity induced by fluid injection in enhanced geothermal systems 

    Boyet, Auregan (Fecha de defensa: 2024-01-31)

    (English) Induced seismicity due to hydraulic stimulation and circulation is a hurdle for the development of Enhanced Geothermal Systems (EGS). The monitored seismicity has occasionally reached magnitudes large enough to ...

    Sistema de evaluación y priorización de inversiones públicas 

    Boix Cots, David (Fecha de defensa: 2023-12-15)

    (English) This doctoral thesis addresses one of the most significant challenges facing the Spanish administration: the efficient selection and management of public investments. To achieve this goal, the 'Public Investment ...

    Novel tools for port environmental management systems 

    Morell Villalonga, Mariano Nicolás (Fecha de defensa: 2023-11-24)

    (English) This thesis addresses the development and evaluation of novel tools and strategies for Environmental Management Systems (EMS) implementation in ports for water quality. Integrating computer vision-based systems ...

    A methodology for the design, implementation and evaluation of community and impact-based flood warnings 

    Meléndez Landaverde, Erika Roxana (Fecha de defensa: 2023-11-13)

    (English) The present thesis focuses on developing, implementing, and evaluating a comprehensive community and impact-based early warning system (EWS) framework to support the protection actions of authorities and citizens ...

    Sedimentación fina y corrientes de turbiedad en embalses. Caso de estudio: Embalse Amaluza (Ecuador) 

    Larriva Villarreal, Hernán Javier (Fecha de defensa: 2023-11-06)

    (English) Turbidity currents in reservoirs are of strong scientific interest because they can be responsible for the contribution of large amounts of fine sediments that can cause early sediment filling. The case study ...

    Design, management, and simulation of mixed station-based and free-floating vehicle-sharing systems 

    Jiménez Meroño, Enrique (Fecha de defensa: 2023-11-15)

    (English) This thesis provides tools, based on mathematical modelling, for the analysis, optimization and simulation, of vehicle-sharing systems. The thesis addresses various implementation levels of such systems, from ...