Browsing by Subject "Parcs eòlics marins"
Now showing items 1-20 of 58
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A 3D FEM model for floating wind turbines support structures
(2017-10)
Article
Open AccessThe 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 ... -
Acceleration-based fault-tolerant control design of offshore fixed wind turbines
(2016)
Article
Open AccessWind turbines (WTs) are basically controlled by varying the generator load torque (with the so-called torque control) and the blade pitch angles (with the so-called pitch control) based on measurement of the generator shaft ... -
Aerodynamic verification and optimization of a model of an offshore floating wind turbine
(Universitat Politècnica de Catalunya / Politecnico di Torino, 2013)
Bachelor thesis
Restricted access - author's decisionOffshore wind power technologies are still developing. Floating systems represent the future of wind energy as they provide sites with better wind characteristics. Nowadays they are under intensive study and experimentation, ... -
A multi-objective optimization framework for offshorewind farm layouts and electric infrastructures
(2016)
Article
Open AccessCurrent offshore wind farms (OWFs) design processes are based on a sequential approach which does not guarantee system optimality because it oversimplifies the problem by discarding important interdependencies between ... -
Anàlisi comparativa del Cicle de Vida d'estructures flotants per a molins eòlics offshore
(Universitat Politècnica de Catalunya, 2015-10-14)
Bachelor thesis
Restricted access - author's decision -
Anàlisi i control de tipologies de convertidors per a parcs eòlics marins connectats en HVDC
(Universitat Politècnica de Catalunya, 2014-03)
Master thesis (pre-Bologna period)
Open AccessAquest projecte presenta l'anàlisi, modelització, el control i la simulació de dues tipologies de convertidors per a sistemes HVDC (High Voltage Direct Current). Els convertidors estudiats són els VSC (Voltage Source ... -
Análisis de la utilización de boyas ODAS para medición del viento en la mar a fin de determinar la viabilidad económica de la instalación de un parque eólico offshore
(Universitat Politècnica de Catalunya, 2019-07)
Master thesis
Open Access -
Análisis de la viabilidad de los parques eólicos marinos
(Universitat Politècnica de Catalunya, 2014-10-14)
Bachelor thesis
Open AccessEl present projecte té com a objectiu l’anàlisi dels costos d’un parc eòlic marí i la seva viabilitat tecnicoeconòmica. Aquest TFG presenta tres parts: la primera, eminentment teòrica, que inclou tots els conceptes i ... -
Anàlisis i disseny per la implamantació d'un camp eòlic offshore a Espanya
(Universitat Politècnica de Catalunya, 2014-12)
Master thesis (pre-Bologna period)
Open Access -
A time-domain second-order FEM model for the wave diffraction radiation problem. Validation with a semisubmersible platform
(2018-03)
Article
Open Access -
Autonomous inertia-sharing control of multi-terminal VSC-HVDC grids
(2016)
Conference report
Restricted access - publisher's policyMulti-terminal high-voltage dc (HVDC) grids are expected to experience a continuous expansion in the near future, and have appeared as competitive strategies in transmitting offshore wind and interconnecting multiple ac ... -
Case study: windcrete - concept development of a full concrete floating structure for supporting offshore wind turbines
(2015)
Conference report
Restricted access - publisher's policy -
Complex networks-based control strategies for multi-terminal HVDC transmission lines
(Universitat Politècnica de Catalunya, 2015-02)
Master thesis
Open AccessThe work proposes and analizes complex network-based controllers for HVDC transmission lines. Two different control approaches are studied: Distributed PID strategies, which take into account just local information of ... -
Control and simulation of multi-terminal VSC-HVDC grids for offshore wind integration
(Universitat Politècnica de Catalunya, 2015-07)
Bachelor thesis
Open AccessNowadays, High Voltage Direct Current (HVDC) systems based on Voltage Source Converters (VSC) are being installed for integrating the energy of individual offshore wind power plants to the main land AC grid. Moreover, ... -
Control i operació de parcs eòlics marins connectats amb VSC-HVDC
(Universitat Politècnica de Catalunya, 2015-06)
Bachelor thesis
Open AccessAquest treball presenta l’anàlisi, la modelització, el control i la simulació d’un parc eòlic marí connectat amb un enllaç HVDC (High Voltage Direct Current). Els convertidors estudiats i emprats són els VSC (Voltage Source ... -
DC voltage droop control design for multiterminal HVDC systems considering AC and DC grid dynamics
(2016-04-01)
Article
Open AccessThis paper focuses on the droop-based dc voltage control design for multiterminal VSC-HVDC grid systems, considering the ac and the dc system dynamics. The droop control design relies on detailed linearized models of the ... -
Decentralized control of a nine-phase permanent magnet generator for offshore wind turbines
(2015-09-01)
Article
Open AccessThis paper presents a decentralized current control approach for a nine-phase wind turbine generator. This type of generator has three different three-phase stators sharing the same machine yoke and connected to the grid ... -
Decommissioning of offshore wind turbines
(Universitat Politècnica de Catalunya, 2019-02-19)
Bachelor thesis
Open AccessDecommissioning is a key process in the offshore wind industry because all substructures, bottom fixed or floating, have to be removed and completely dismantled at the end of their service life. There is still no experience ... -
Design optimization for a truncated catenary mooring system for scale model test
(2015)
Article
Open AccessOne 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 ... -
Development of an electrical sizing tool for an offshore wind farm
(Universitat Politècnica de Catalunya, 2019-07-10)
Bachelor thesis
Open AccessOffshore wind power technology is still in development, therefore there is a gap for new designs in order to reduce costs and increase the efficiency. The cable size is an important factor regarding the large investments ...
