Programa de Doctorat en Enginyeria Civil: Enviaments recents
Ara mostrant els elements 41-60 de 172
Software development for the optimization of the influence of wind flows within energy applications and sustainable town planning
This thesis aims to propose and validate an innovative, fully open-source framework capable of performing multiscale analysis for the assessment of local wind flows within the urban fabric. Each part of the framework is ...
Quantifying uncertainty in complex automotive crashworthiness computational models : development of methodologies and implementation in VPS/Pamcrash
The automotive industry is constantly involved in the development of new methodologies and projects with the aim of reducing costs. During the vehicle design process, one of the most significant cost arises from building ...
Finite element methods for advection-diffusion-absorption and fluid flow problems
The objective of the thesis is to develop a numerical tool to describe how the concentration of one or more substances distributed in a fluid environment changes under the effect of three transport processes: advection, ...
Essays on second-best pricing schemes for transport infrastructure
Pricing has been advocated for a long time as a suitable policy instrument to deal with transport externalities. Recent technological developments enable the implementation of more sophisticated pricing schemes at affordable ...
Evaluación del impacto del Cambio Climático (escenarios B1 y A2) en las aportaciones futuras generadas para el horizonte de proyección 2000-2050 en las cuencas del Fluvià y la Tordera en Catalunya
The results presented in this doctoral thesis aims to evaluate the possible Climate Change effects on the water resources yield by the Fluvià river basin and the Tordera river basin, both located in the autonomous region ...
Computational modeling and rational design of flexoelectric metamaterials and devices
Piezoelectricity, the two-way coupling between electric polarization and strain is the basic mechanism behind most electromechanical transduction technologies. It is possible only in a limited number of materials, namely ...
On the mechanics of strain localization in plasticity : isotropic and orthotropic, cohesive and frictional, associated and non-associated models
In this thesis, two main topics have been covered: the mechanics of strain localization in plasticity and the performance of several mixed finite elements subjected to plastic strain localization. Throughout the thesis, ...
Redistribución del uso del espacio viario como gestor eficiente de movilidad
The efficient and equitable use of urban road space considered as a public good and a scarce resource, leads to giving priority to sustainable transport modes (walking, cycling and public transport). Private vehicle sees ...
Towards the virtual wind tunnel for civil engineering applications
This thesis develops a numerical tool (the Virtual Wind Tunnel, VWT) for the resolution of problems involving fluid flow around structures. Due to the limitations that traditional methods may have in this context, the VWT ...
Mixed finite elements with independent strain interpolation for isotropic and orthotropic damage
The numerical modelling of fracture has been an active topic of research for over five decades. Most of the approaches employed rely on the use of the Finite Element Method, which has shown to be an effective and cost-efficient ...
Advanced numerical techniques for inverse problems in geophysics
This thesis presents an efficient methodology to couple Model Order Reduction techniques within the framework of geophysical probabilistic inversion problems. Accurate models of the interaction between Earth inner processes ...
Nuevo modelo de peaje urbano vinculado a una segregación del tráfico por niveles de calidad
Urban tolls are nowadays one of the most promising instruments to regulate the entry of vehicles into cities, given the flexibility and versatility granted by the available technology. Although, initially, they represent ...
Debris flows and general steep slope shallow water flows numerical simulation
The main target of this research is to develop a numerical model for debris flow simulations. As it is known, in general, this kind of flows occur in steeped mountain slopes. When dealing with the complete 3D physic system ...
Large-scale tree-based unfitted finite elements for metal additive manufacturing
This thesis addresses large-scale numerical simulations of partial differential equations posed on evolving geometries. Our target application is the simulation of metal additive manufacturing (or 3D printing) with powder-bed ...
Coastal risk forecast system : fostering proactive management at the Catalan coast
The action of sea storms is one of the most complex littoral processes with deep management implications. Along the Catalan shoreline which is about 700 km long, 190 km are subject to erosion and/or flooding. Around one ...
Finite calculus. A stabilized finite element method for solving the Navier-Stokes equations. Application to ocean turbulence
Ocean turbulence is a classic example of turbulent motion and observations of turbulence in the ocean lack in regions of complex topography since in-situ and experimental data are complicated to obtain. As a result, ocean ...
Innovative mathematical and numerical models for studying the deformation of shells during industrial forming processes with the Finite Element Method
The doctoral thesis "Innovative mathematical and numerical models for studying the deformation of shells during industrial forming processes with the Finite Element Method" aims to contribute to the development of finite ...
High-order hybridizable discontinuous Galerkin formulation and implicit Runge-Kutta schemes for multiphase flow through porous media
This dissertation presents high-order hybridisable discontinuous Galerkin (HDG) formulations coupled with implicit Runge-Kutta (RK) methods for the simulation of one-phase flow and two-phase flow problems. High-order-methods ...
Stabilized reduced order models for low speed flows
This thesis presents the a stabilized projection-based Reduced Order Model (ROM) formulation in low speed fluid flows using a Variational Multi-Scale (VMS) approach. To develop this formulation we use a Finite Element (FE) ...
Technical-economic analysis, modeling and optimization of floating offshore wind farms
The offshore wind sector has grown significantly during the last decades driven by the increasing demand for clean energy and to reach defined energy targets based on renewable energies. As the wind speeds tend to be faster ...
