A mechano-perfusion bioreactor for tissue engineering 

    Fernandes Freitas, Dino Miguel (Date of defense: 2019-11-29)

    Tissue Engineering plays a vital role in tissue construct to repair, maintain or replace tissues. Those tissues can be cultivated in vivo or in vitro using devices such as bioreactors. There are several approaches to ...

    A study of the bond and flexural behaviour of reinforced concrete elements strengthened with near surface mounted (NSM) FRP reinforcement 

    Attia Abdelgayed Abdelgawad Sharaky, Ibrahim (Date of defense: 2013-12-12)

    The main objective of the thesis is to study the bond behaviour of NSM FRP reinforcement in concrete elements. With this aim an extensive program of experimental tests complemented with numerical analysis has been performed ...

    Advances in fibre Bragg grating sensors for damage detection in composite laminates: application in quasi-static and fatigue delamination tests 

    Sans Canovas, Daniel (Date of defense: 2013-06-26)

    The use of composite materials in industrial applications such as aeronautical, aerospace or wind energy production has greatly increased in recent decades. Due to their inherent properties, these materials allow lighter, ...

    Advances in the modelling of thermoelectric energy harvesters in waste heat recovery applications 

    Massaguer Colomer, Eduard (Date of defense: 2016-07-26)

    In this work, we investigate harvesting thermoelectric energy from wasted heat in fluid networks and propose a generic tool for the simulation and sizing of thermoelectric energy harvesters, that can be used in ...

    Analysis and development of experimental characterization methodologies of mode II fracture toughness on CFRP bonded joints 

    Pérez Galmés, Magdalena (Date of defense: 2018-07-27)

    Adhesives have been shown to be an excellent solution for joining fibre reinforced polymer (FRP) components thanks to their capacity to redistribute loads, reduces stress concentrations and contribute to overall weight ...

    Analysis and optimization of composite stringers 

    Badalló i Cañellas, Pere (Date of defense: 2015-07-17)

    The use of the stiffened panels in the aircraft/aeronautical industry has been growing in the last decades. On the other hand, the exponential growth in the use of composite materials in the last years has had a ...

    Analysis and Simulation of Transverse Random Fracture of Long Fibre Reinforced Composites 

    Trias Mansilla, Daniel (Date of defense: 2005-04-18)

    La present tesi proposa una metodología per a la simulació probabilística de la fallada de la matriu en materials compòsits reforçats amb fibres de carboni, basant-se en l'anàlisi de la distribució aleatòria de les fibres. ...

    Analysis of creep crack growth in adhesively bonded joints under mode I loading 

    Meulman, Edwin (Date of defense: 2023-10-06)

    Adhesive bonds could replace more traditional mechanical joints, making structures lighter and smoother. Stresses are distributed over a larger area, and dissimilar materials can be bonded, accommodating differences in ...

    Analysis of process-induced defects on steered-fiber panels for aeronautical applications 

    Falcó Salcines, Olben (Date of defense: 2014-04-10)

    Currently, the use of Automated Fiber Placement technology allows, large composite aircraft components to be manufactured with high quality materials and introduce new laminate concepts. Among such concepts are the tow-steered ...

    Analysis of time-dependent flexural behaviour of concrete members reinforced with fibre reinforced polymer bar 

    Miàs Oller, Cristina (Date of defense: 2012-12-03)

    In this work, long-term behaviour of FRP RC beams has been investigated both analytically and experimentally to further extend the knowledge in this particular research domain. In this respect, a new methodology to determine ...

    Assessment of virtual design and manufacturing techniques for fibre reinforced composite materials 

    Gascons i Tarrés, Marc (Date of defense: 2011-12-02)

    Virtual tools are commonly used nowadays to optimize product design and manufacturing process of fibre reinforced composite materials. The present work focuses on two areas of interest to forecast the part performance and ...

    Bond behavior of NSM FRP strips in concrete under sustained loading 

    Emara, Mohamed Reda Ali Elewa (Date of defense: 2018-04-17)

    The main objective of work has been to study the bond strength and bond-slip response of NSM CFRP strips in concrete when subjected to sustained loading under different environmental conditions. To this end, two experimental ...

    Bond behaviour between CFRP and concrete for NSM systems under sustained loading 

    Gómez Colom, Javier (Date of defense: 2022-01-14)

    The rehabilitation of civil structures has been gaining importance during the last decades. Owing to their mechanical, corrosion resistance and lightweight properties, Carbon Fibre-Reinforced Polymers (CFRP) present an ...

    Bond-slip and cracking behaviour of glass fibre reinforced polymer reinforced concrete tensile members 

    Vilanova Marco, Irene (Date of defense: 2015-10-20)

    In this work, a methodology has been developed to implement the bond behaviour between concrete and GFRP bars in the numerical modelling. Based on experimental results and applying the inverse method, the bond law to be ...

    Caracterización mediante métodos inversos numéricos y correlación digital de imágenes de las propiedades elásticas en el plano de materiales compuestos laminados producidos con fabricación aditiva 

    Arbeláez Toro, Juan José (Date of defense: 2023-04-26)

    In recent years, additive manufacturing technologies (3D printing) have been introduced in different fields, such as locomotion and bioengineering, among others. Extrusion by Fused Deposition Modeling (FDM) or Fused ...

    Caracterização mecânica e biológica de scaffolds produzidos por BioCell Printing 

    Domingos, Marco (Date of defense: 2013-10-04)

    This research work proposes a novel automated and integrated system for the production and in vitro culture of scaffolds, called BioCell Printing. The main goal of the present research work, besides the development of the ...

    Characterization and optimization of dispersed composite laminates for damage resistant aeronautical structures 

    Sebaey Abdella, Tamer Ali Abdella (Date of defense: 2013-01-11)

    The main objective of the thesis is to assess the damage resistance and damage tolerance of the non-conventional dispersed laminates and compare the response with the conventional ones. However, part of the effort is spent ...

    Characterization of the translaminar cohesive law 

    Ortega Novillo, Adrián (Date of defense: 2017-04-20)

    When a fibre-reinforced composite laminate is subjected to traction or compression, it develops a relatively large Fracture Process Zone where material toughening mechanisms such as matrix cracking, ...

    A comprehensive methodology to analyse bonded joints subjected to different environmental conditions 

    Abdel Monsef, Said Ahmed Ibrahim (Date of defense: 2020-07-02)

    Cohesive zone models are widely used for modelling delamination and bonded joints under different loading conditions. In the current thesis, an objective inverse method has been developed to extract the cohesive law from ...

    A constitutive model for fatigue and residual strength predictions of composite laminates 

    Llobet Vallejo, Jordi (Date of defense: 2020-01-17)

    This thesis investigates the fatigue behaviour of fibre-reinforced composite laminates. Fatigue of composite materials is a complex subject both from an experimental and numerical modelling point of view. In this context, ...