Browsing by Author "Trubat Casal, Pau"Més informació

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  • A 3D FEM model for floating wind turbines support structures 

    Campos de Moura, André; Molins i Borrell, Climent; Trubat Casal, Pau; Alarcón Fernández, Daniel (2017-10)
    Article
    Open Access
    The relevance of the interaction between the structural stiffness and the wind turbine dynamics are well known by the industry from decades of expertise. However, the novel floating concepts are commonly designed by tools ...

  • Application of Morison equation in irregular wave trains with high frequency waves 

    Trubat Casal, Pau; Molins i Borrell, Climent; Hufnagel, Philipp; Alarcón Fernández, Daniel; Campos Hortigüela, Alexis (American Society of Mechanical Engineers (ASME), 2018)
    Conference report
    Restricted access - publisher's policy
    Most numerical models for the analysis of offshore wind platforms are based on one of two different approaches, depending on how waves forces are applied to the structure: 1) the potential flow theory, and 2) the Morison ...

  • Construction possibilities for monolithic concrete spar buoy serial production 

    Molins i Borrell, Climent; Yagüe Martín, Adrián; Trubat Casal, Pau (Institute of Physics (IOP), 2018-11)
    Article
    Open Access
    The monolithic nature of Windcrete, that sees floater, transition piece and tower as a single concrete structure, has direct impact on its potential construction process. The large-draft spar-buoy, to be fully completed ...

  • Design optimization for a truncated catenary mooring system for scale model test 

    Molins i Borrell, Climent; Trubat Casal, Pau; Gironella Cobos, Xavier; Campos Hortigüela, Alexis (2015)
    Article
    Open Access
    One of the main aspects when testing floating offshore platforms is the scaled mooring system, particularly with the increased depths where such platforms are intended. The paper proposes the use of truncated mooring systems ...

  • Design optimization for a truncated catenary mooring system for scale model tests 

    Molins i Borrell, Climent; Trubat Casal, Pau; Gironella Cobos, Xavier; Campos Hortigüela, Alexis (2014)
    Conference report
    Restricted access - publisher's policy
    One of the main aspects when testing floating offshore platforms is the scaled mooring system, particularly with the increased depths where such platforms are intended. When the existing testing facilities do not have ...

  • Estudi dels sistemes d'amarratge per a plataformes flotants per a aerogeneradors 

    Trubat Casal, Pau (Universitat Politècnica de Catalunya, 2014-02-27)
    Master thesis
    Restricted access - author's decision

  • Experimental RAO’s analysis of a monolithic concrete spar structure for offshore floating wind turbines 

    Campos Hortigüela, Alexis; Molins i Borrell, Climent; Gironella Cobos, Xavier; Trubat Casal, Pau; Alarcón Fernández, Daniel (2015)
    Conference report
    Restricted access - publisher's policy
    Nowadays the offshore wind energy market is clearly oriented to be extended around the world. Bottom fixed solutions for supporting offshore wind turbines are useful in shallow waters which are available in ...

  • Experiments on a scale model of a monolithic concrete spar for floating wind turbines 

    Campos Hortigüela, Alexis; Molins i Borrell, Climent; Gironella Cobos, Xavier; Trubat Casal, Pau; Alarcón Fernández, Daniel (2015)
    Conference report
    Open Access
    Preliminary studies of a concept consisting of a monolithic concrete SPAR platform were presented in 2014. The studies were performed in the framework of the AFOSP KIC-InnoEnergy project (Alternative Floating Platform ...

  • OC5 task II simulations with FloaWDyn numerical model 

    Trubat Casal, Pau; Campos Hortigüela, Alexis; Molins i Borrell, Climent; Alarcón Fernández, Daniel (2017)
    Conference report
    Restricted access - publisher's policy
    A 3D aero-hydro-servo-elastic coupled finite element method (FEM) numerical model in time domain for structural analysis has been developed at the UPC-BarcelonaTech (FloaWDyn). The code integrates the environmental ...

  • Procediments constructius i materials per a estructures off-shore. Aplicació a aerogeneradors 

    Trubat Casal, Pau (Universitat Politècnica de Catalunya, 2012-06)
    Minor thesis
    Open Access
    [ANGLÈS] In this minor thesis a research on different installation methods of marine structures has been done in order to propose the installation process of a SPAR floating wind platform. Nowadays offshore technology ...

  • Projecte bàsic d'aerogenerador flotant d'estructura metàl·lica al Golf de Lleó 

    Trubat Casal, Pau (Universitat Politècnica de Catalunya, 2013-01)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    Projecte bàsic del disseny d'un prototip d'una estructura flotant d'acer per al suport d'un aerogenerador ubicat en el Golf de LLeó. L'objectiu del projecte és obtenir n primer ordre de magnitud de les dimenions de ...

  • Rheological damping of slender rods 

    Trubat Casal, Pau; Molins i Borrell, Climent (2019-09)
    Article
    Restricted access - publisher's policy
    Efficient and accurate modelling of mooring and cable systems for Floating Offshore Wind Turbines are a key factor in the coupled dynamic analysis for the realistic assessment of such floating structures. In order to improve ...

  • Spar concrete monolithic design for offshore wind turbines 

    Campos Hortigüela, Alexis; Molins i Borrell, Climent; Gironella Cobos, Xavier; Trubat Casal, Pau (2016-06)
    Article
    Restricted access - publisher's policy
    Significant research efforts are now being directed at floating offshore wind turbines. The main challenge posed by floating wind turbines is the high construction and installation costs of the substructure, which make it ...

  • Station keeping analysis and design for new floating offshore wind turbines 

    Trubat Casal, Pau (Universitat Politècnica de Catalunya, 2020-03-12)
    Doctoral thesis
    Open Access
    In the framework of the reduction of the emissions of greenhouse gases, FOWT will be the technology that will exploit the wind resources in deep seas. In order to achieve a commercial deployment of this technology, a cost ...

  • Validation of numerical models of the offshore wind turbine from the alpha ventus wind farm against full-scale measurements within OC5 Phase III 

    Popko, Wojciech; Robertson, Amy; Jonkman, Jason; Molins i Borrell, Climent; Trubat Casal, Pau (American Society of Mechanical Engineers (ASME), 2019)
    Conference report
    Restricted access - publisher's policy
    The main objective of the Offshore Code Comparison Collaboration Continuation, with Correlation (OC5) project is validation of aero-hydro-servo-elastic simulation tools for offshore wind turbines (OWTs) through comparison ...

  • Wave hydrodynamic forces over mooring lines on floating offshore wind turbines 

    Trubat Casal, Pau; Molins i Borrell, Climent; Gironella Cobos, Xavier (2020-01)
    Article
    Restricted access - publisher's policy
    The mooring loading of floating offshore wind turbines are mainly induced by the platform motions through the fairleads. The dynamic analysis usually only considers the hydrodynamic forces over the mooring by the motion ...

  • Windcrete: estructura flotante monolítica tipo 'spar' de hormigón para aerogeneradores marinos 

    Molins i Borrell, Climent; Campos Hortigüela, Alexis; Trubat Casal, Pau; Alarcón Fernández, Daniel (2018-07)
    Article
    Restricted access - publisher's policy
    Con el objetivo de lograr una plataforma flotante viable para turbinas eólicas marinas, se presenta un nuevo concepto de boya tipo “spar” flotante monolítica, de nombre Windcrete. La estructura monolítica de hormigón incluye ...

  • WindCrete fatigue verification 

    Trubat Casal, Pau; Bairán García, Jesús Miguel; Yagüe Martín, Adrián; Molins i Borrell, Climent (ASME PRESS, 2019)
    Conference report
    Restricted access - publisher's policy
    WindCrete is an offshore concrete spar type platform for Wind Turbines developed at Universitat Politècnica de Catalunya – BarcelonaTech. The main characteristics of the platform are its monolithic configuration and the ...