Browsing by Contributor "Giacomini, Matteo"
Now showing items 1-17 of 17
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A novel arbitrary Lagrangian Eulerian framework for large strain solid dynamics
(Universitat Politècnica de Catalunya, 2024-01-24)
Doctoral thesis
Open Access
Covenantee: Swansea University(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 ... -
Adaptive low and high-order hybridized methods for unsteady incompressible flow simulations
(Universitat Politècnica de Catalunya, 2020-06-17)
Doctoral thesis
Open Access
Covenantee: Università degli Studi di PaviaSimulations of incompressible flows are performed on a daily basis to solve problems of practical and industrial interest in several fields of engineering, including automotive, aeronautical, mechanical and biomedical ... -
Comparison and coupling of high-order continuous and hybridzable discontinunous galerkin methods for elliptic problems
(Universitat Politècnica de Catalunya, 2020-09-25)
Master thesis
Restricted access - author's decision -
Complexity reduction in parametric flow problems via Nonintrusive Proper Generalised Decomposition in OpenFOAM
(Universitat Politècnica de Catalunya, 2020-01-31)
Doctoral thesis
Open Access
Covenantee: Swansea UniversityThe present thesis explores the viability of the proper generalised decomposition (PGD) as a tool for parametric studies in a daily industrial environment. Starting from the equations modelling incompressible flows, the ... -
Development of a topology optimisation simulation tool for thermal management systems
(Universitat Politècnica de Catalunya, 2024-02-13)
Master thesis
Open Access
Covenantee: Università degli Studi di PadovaEls problemes de transferència de calor conjugada (CHT) tenen un paper crucial en la modelització i simulació de fenòmens de refrigeració en sistemes de gestió tèrmica, per exemple, per a vehicles elèctrics amb bateries. ... -
Efficient parallel solvers for large-scale saddle-point problems
(Universitat Politècnica de Catalunya, 2019-06-14)
Bachelor thesis
Restricted access - author's decision -
Enhancing topology optimisation of elastic structures via mesh adaptation
(Universitat Politècnica de Catalunya, 2023-01)
Master thesis
Open AccessTopology optimization aims to find the best layout of material within a design domain to obtain the best performance, according to specific criteria. In many applications, the objective functional depends on the solution ... -
Fast solution of parametric incompressible flow problems with application to microfluidics
(Universitat Politècnica de Catalunya, 2020-10)
Master thesis
Open AccessThe process of design in computational fluid dynamics often involves queries to a similar set of problems, which may be viewed together as a single problem with parametrized data. These parameters can be seen as extra ... -
Generation of tailored boundary layer meshes for nonequilibrium flows
(Universitat Politècnica de Catalunya, 2022-07-15)
Master thesis
Open AccessThe intention of the present work is to generate meshes tailored to the boundary layer to improve the flow predictions of wall-modeled large-eddy simulations (WM-LES). To this end, the local reconstruction-method was ... -
High-fidelity surrogate models for parametric shape design in microfluidics
(Universitat Politècnica de Catalunya, 2020-12-17)
Doctoral thesis
Open Access
Covenantee: Swansea UniversityNowadays, the main computational bottleneck in computer-assisted industrial design procedures is the necessity of testing multiple parameter settings for the same problem. Material properties, boundary conditions or ... -
Locomotion at the small scale to design artificial micro-swimmers
(Universitat Politècnica de Catalunya, 2024-01-19)
Bachelor thesis
Open AccessEl "Three-Sphere micro-swimmer" és un "swimmer" artificial a micro-escala, amb potencials aplicacions en la biomedicina, que consisteix en tres esferes unides per dos braços rígids les longituds dels quals varien entre dos ... -
Low and high-order hybridised methods for compressible flows
(Universitat Politècnica de Catalunya, 2021-02-10)
Doctoral thesis
Open AccessThe aerospace community is challenged as of today for being able to manage accurate overnight computational fluid dynamics (CFD) simulations of compressible flow problems. Well-established CFD solvers based on second-order ... -
New updated reference Lagrangian smooth particle hydrodynamics framework for large strain solid dynamics ans its extension to dynamic fracture
(Universitat Politècnica de Catalunya, 2022-09-27)
Doctoral thesis
Open Access(English) This work presents a new updated reference Lagrangian Smooth Particle Hydrodynamics (SPH) algorithm for the analysis of large deformation by introducing a novel system of first order conservation laws. Both ... -
Simulation of two-fluid immiscible Stokes flows using hybrid nonconforming methods and geometrically unfitted meshes
(Universitat Politècnica de Catalunya, 2023-12-04)
Doctoral thesis
Open Access
Covenantee: École des Ponts ParisTech(English) We consider two-fluid problems involving immiscible Stokes fluids in contact and with surface tension at their interface. We develop, analyze, and compare two approaches for space discretization, the Hybrid ... -
The face-centered finite volume method (FCFV) for steady-state incompressible Navier-Stokes equations
(Universitat Politècnica de Catalunya, 2019-06-14)
Master thesis
Open Access
Covenantee: Swansea UniversityThe face-centered finite volumes (FCFV) has been proposed [2,4]. FCFV may be derived as a hybridizable discontinuous Galerkin (HDG) method with constant degree of approximation for all the variables [1,3,5]. Contrary to ... -
Topology optimization in OpenFOAM using a continuous adjoint framework
(Universitat Politècnica de Catalunya, 2023-02-15)
Master thesis
Open AccessEn aquest treball informem sobre l'addició de funcions a un solucionador d'optimització de topologia OpenFOAM existent. Comencem amb un resum detallat de les bases teòriques de l'optimització de la topologia en el cas de ... -
Towards a robust parallel solver for large-scale industrial flow simulations
(Universitat Politècnica de Catalunya, 2022-07-15)
Master thesis
Open AccessIn this work a CFD analysis is done on incompressible viscous flows using Finite Volume schemes implemented in the open-source software OpenFOAM. The objective of this study is twofold: to gain experience with the software ...
