Recent Submissions

  • Real-time solutions of parametric thermo-hydro-mechanical problems with proper generalized decomposition 

    Moaven, Arash (Universitat Politècnica de Catalunya, 2023-07-04)
    Doctoral thesis
    Open Access
    Covenantee:   Université libre de Bruxelles
    (English) The Proper Generalized Decomposition (PGD) is a mathematical framework belonging to the Model Order Reduction (MOR) class of techniques. To the best of the author's knowledge, this methodology has not been applied ...
  • Computational uncertainity quantification in pressure-driven fracture processes 

    Garikapati, Hasini (Universitat Politècnica de Catalunya, 2020-03-28)
    Doctoral thesis
    Open Access
    Covenantee:   Technische Universiteit Eindhoven
    Uncertainty quantification is important in assessing and predicting the performance of complex engineering systems and processes, especially in the absence of adequate experimental or real-world data. With the increase ...
  • Model order reduction of coupled thermo-hydro-mechanical processes in geo-environmental applications 

    Larion, Ygee (Universitat Politècnica de Catalunya, 2022-02-01)
    Doctoral thesis
    Open Access
    In a large number of geo-environmental applications, it is essential to model coupled processes that depend on several design parameters such as material properties and geometrical features. Thermo-hydro-mechanical (THM) ...
  • Proper generalized decomposition solutions for composite laminates parameterized with fibre orientations for fast computations 

    El-Ghamrawy, Karim (Universitat Politècnica de Catalunya, 2021-04-23)
    Doctoral thesis
    Open Access
    Composite materials are gaining popularity as an alternative to classical materials in many different applications. Moreover, their design is even more flexible due to the potential of additive ...
  • Error estimation and adaptivity for PGD solutions 

    Reis, Jonatha Oliveira de Matos (Universitat Politècnica de Catalunya, 2020-12-29)
    Doctoral thesis
    Open Access
    A significant part of the current research efforts in computational mechanics is focused on analyzing and handling large amounts of data, exploring high dimensional parametric spaces and providing answers to increasingly ...
  • High-fidelity surrogate models for parametric shape design in microfluidics 

    Borchini, Luca (Universitat Politècnica de Catalunya, 2020-12-17)
    Doctoral thesis
    Open Access
    Covenantee:   Swansea University
    Nowadays, 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 ...
  • Fast simulation : assisted shape correction after machining 

    Mena Andrade, Ramiro (Universitat Politècnica de Catalunya, 2021-01-15)
    Doctoral thesis
    Open Access
    Covenantee:   École centrale de Nantes
    Computer simulation is acknowledged as the third branch of Science. From the seminal work of Turner et al. (1956) [on Finite Elements, impressive improvements have been made in terms of software and hardware, so that, ...
  • 3D simulation of magneto-mechanical coupling in MRI scanners using high order FEM and POD 

    Seoane Chouciño, Marcos (Universitat Politècnica de Catalunya, 2020-07-15)
    Doctoral thesis
    Open Access
    Covenantee:   Swansea University
    Magnetic Resonance Imaging (MRI) scanners have become an essential tool in the medical industry due to their ability to produce high resolution images of the human body. To generate an image of the body, MRI scanners combine ...
  • Adaptive low and high-order hybridized methods for unsteady incompressible flow simulations 

    Karkoulias, Alexandros (Universitat Politècnica de Catalunya, 2020-06-17)
    Doctoral thesis
    Open Access
    Covenantee:   Università degli Studi di Pavia
    Simulations 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 ...
  • Randomized linear algebra for model order reduction 

    Balabanov, Oleg (Universitat Politècnica de Catalunya, 2019-10-11)
    Doctoral thesis
    Open Access
    Covenantee:   École centrale de Nantes
    Solutions to high-dimensional parameter-dependent problems are in great demand in the contemporary applied science and engineering. The standard approximation methods for parametric equations can require computational ...
  • Complexity reduction in parametric flow problems via Nonintrusive Proper Generalised Decomposition in OpenFOAM 

    Tsiolakis, Vasileios (Universitat Politècnica de Catalunya, 2020-01-31)
    Doctoral thesis
    Open Access
    Covenantee:   Swansea University
    The 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 ...
  • Computational vademecums for lattice materials using algebraic PGD 

    Sibileau, Alberto (Universitat Politècnica de Catalunya, 2019-09-24)
    Doctoral thesis
    Open Access
    This dissertation is motivated by the concept of materials by design. Focusing on structures, this states that the properties in a mechanical component are not only inherited by its constituent material, but also by the ...

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