Now showing items 165-184 of 341

    Imaging and discrete modelling of sand shape 

    Rorato, Riccardo (Date of defense: 2019-11-08)

    The shape of particles is known to play an important role in soil behaviour, with significant effects of engineering responses. Investigating how the shape of particles can be measured and quantified is therefore considered ...

    Impact assessment of the façades' actual state on the energy performance gap of residential buildings 

    Gaspar i Fàbregas, Kàtia (Date of defense: 2018-06-27)

    Bridging the gap between the predicted and actual energy performance of buildings is necessary to increase the energy performance of existing buildings and achieve the European Union’s energy efficiency targets in the “2030 ...

    Implementation and evaluation of the circular economy model in the construction and demolition waste sector 

    López Ruiz, Luis Alberto (Date of defense: 2021-12-02)

    Construction and demolition waste (CDW) is a major environmental concern that requires immediate attention. The large volumes of CDW produced and its associated environmental effects have led to explore new alternatives ...

    Improvement of down-aisle stability and ductility for unbraced adjustable pallet racking systems 

    Bové Tous, Oriol (Date of defense: 2022-02-04)

    Pallet racking systems are structures intended to store products. Their proper structural design is of paramount importance as its collapse can lead to significant economic losses and even human. This type of structures ...

    In situ direct study of filtration and respiration rate of Mediterranean sponges = Estudio in situ de la filtración y la respiración de esponjas mediterráneas 

    Morganti, Teresa Maria (Date of defense: 2016-07-27)

    Sponges play important roles in the functioning of marine ecosystem in which they are abundant. These roles range from stabilizers of substrate, to acting as major link between benthic and pelagic realms by filtering large ...

    Indisciplina de estacionamiento en entornos urbanos : impacto en la circulación y evaluación de medidas paliativas 

    Morillo Carbonell, Pablo (Date of defense: 2020-01-16)

    The illegal on-street parking is one of the traffic elements that has more effect in urban environments provoking the presence of bottlenecks in the different roads and, consequently, facilitating the appearance of congestion. ...

    Induced seismicity in enhanced geothermal systems : assessment of thermo-hydro-mechanical effects 

    De Simone, Silvia (Date of defense: 2017-03-29)

    Micro-seismicity, and especially felt seismicity, induced by Enhanced Geothermal Systems (EGS) operations is a matter of scientific interest, not only because of the related risks and concerns, but also because the ...

    Influence of ambient temperature on building monitoring in urban areas during the construction of tunnels for transportation 

    Lian, Zengzeng (Date of defense: 2015-12-14)

    A large number of underground works are under construction in several big cities around the world (London, Paris, Amsterdam, Beijing, Shanghai, Chicago, Caracas, Mexico D.F., and Riad, for instance): railway tunnels, water ...

    The influence of climate change on the coastal Risk Landscape of the Catalan coast 

    López-Dóriga Sandoval, Uxía (Date of defense: 2020-12-18)

    Coastal areas concentrate very high socio-economic and natural values, which will be highly threatened by climate change, particularly by sea-level rise (SLR). Given the intrinsic characteristics of this zone, appropriate ...

    Infraestructures i gestió de la mobilitat : aspectes econòmics, territorials i rendibilitat social 

    Garola, Àlvar (Date of defense: 2019-01-22)

    This doctoral thesis analyzes the impact of the creation and implementation of transport infrastructures, specifically high-capacity road axes, on the territory and the welfare of the population with a marginal approach: ...

    Insertion problems in geomechanics with the particle finite element method 

    Monforte Vila, Lluís (Date of defense: 2018-11-05)

    This thesis develops a numerical technique in which the Particle Finite Element method is applied to simulate solid intrusion problems in Geotechnical Engineering. The thesis describes the numerical development work that ...

    Inspección no destructiva de estructuras mediante georradar : análisis de daños por corrosión y por otras patologías 

    Sossa Arancibia, Viviana Alejandra (Date of defense: 2021-03-11)

    This thesis aims to studythe capacities and limitations of Ground Penetrating Radar (GPR) to support inspection, assessment, maintenance and rehabilitation tasks, helping to earlydetection and evaluation ofpathologies in ...

    Integrated solutions for the energy and seismic retrofit of existing buildings 

    Lops, Camilla (Date of defense: 2020-12-15)

    European building stock is characterised by low energy efficiency and high structural vulnerability with respect to earthquakes, especially in seismic prone areas like Italy. In fact, the vast majority of buildings has ...

    Intercalation mechanism of polycarboxylate-based superplasticizers into montmorillonite clays 

    Borralleras Mas, Pere (Date of defense: 2019-11-15)

    The presence of clays in the sands used for concrete production interferes with the development of the fluidity of concrete, producing an instantaneous slump loss just after batching and the premature loss of fluidity. ...

    Intergenerational redistributive effects due to the financing formula of investments in transport infrastructure : a microeconomic analysis 

    Peñalver Rojo, Domingo (Date of defense: 2019-05-31)

    Investments in major transport infrastructure projects involve a significant mobilisation of economic resources both for construction and operation. In these projects, to assess the efficiency of the resources used, ...

    Laboratory experimental procedures for the compression and shear characterisation of historical brick masonry 

    Segura Domingo, Jorge (Date of defense: 2020-12-22)

    Masonry has been used for millennia to build all sort of constructions. As a result, a significant part of the building stock around the world is made of masonry. In the need of structural assessment, structural analysis ...

    Lagrangian modeling of reactive transport in heterogeneous porous media 

    Solé Marí, Guillem (Date of defense: 2020-03-13)

    Fluid flow, solute transport, and chemical reactions in porous media are highly relevant for multiple applications and in several fields of knowledge. Aquifers are a typical example of porous media, but many others exist, ...

    Landslide and debris flow warning at regional scale. A real-time system using susceptibility mapping, radar rainfall and hydrometeorological thresholds 

    Palau Berastegui, Rosa Maria (Date of defense: 2021-09-23)

    Rainfall triggered shallow slides and debris flows constitute a significant hazard that causes substantial economic losses and fatalities worldwide. Regional-scale risk mitigation for these processes is challenging. ...

    Landslide motion assessment including thermal interaction : an MPM approach 

    Alvarado Bueno, Mauricio (Date of defense: 2018-04-23)

    Risk associated with landslides of natural or man-made origin depends on the prediction of the post-failure behaviour of the mobilized mass. Numerical models capable of integrating the landslide geometry and its evolution, ...

    Large-scale biogeography of marine pelagic bacteria and archaea 

    Salazar Guiral, Guillem (Date of defense: 2019-02-15)

    The dark ocean contains about 70% of the ocean’s microbial cells and 60% of its heterotrophic activity, which is mainly fueled by the flux of organic particles produced in the surface ocean and exported to the bathypelagic ...