Agbemuko , Adedotun Jeremiah (Date of defense: 2019-11-08)
The proposals for large-scale deployment of renewable energy sources is leading to the need for more cross-border interconnections creating a pan-European power system, at the EU level. Such interconnections ...
Junyent Ferré, Adrià (Date of defense: 2011-07-15)
The present PhD thesis analyzes the modelling and control of the two main topologies of large scale variable speed wind turbines, the doubly fed induction generator and the permanent magnet synchronous ...
Domínguez García, José Luis (Date of defense: 2013-09-18)
Wind power has emerged as one of the most promising renewable energy sources. The very penetration levels of wind energy in power systems have altered several aspects of power system operation, such as ...
Trujillo Caballero, Juan Carlos (Date of defense: 2012-03-03)
PEMFCs are the most popular type of Fuel Cells (FCs) and traditionally use hydrogen as the fuel. One FC problem is its relative slow dynamics caused by the time constant of the hydrogen and oxygen supply ...
Sánchez Sánchez, Enric (Date of defense: 2020-12-21)
High Voltage Direct Current (HVDC) is a power electronics -based technology that enables the transmission of large amounts of power over long distances, the integration of remote offshore wind power to ...
Díaz-González, Francisco (Date of defense: 2013-09-30)
The stepwise replacement of conventional power plants by renewable-based ones such as wind power plants could a ect the system behaviour and planning. First, the network stability may be compromised as ...
Prada Gil, Mikel de (Date of defense: 2014-06-13)
Offshore wind is an emerging energy sector with a huge potential to be tapped in the near future. Offshore Wind Power Plants (OWPPs) are becoming increasingly relevant in Europe and worldwide mainly ...
Egea Àlvarez, Agustí (Date of defense: 2014-09-26)
Offshore wind is emerging as one of the future energy vectors. Offshore wind power plants locations provide more strong and constant wind speed that allows to extract more power compared to onshore ...
Trilla Romero, Lluís (Date of defense: 2013-11-15)
L'energia eòlica ha incrementat la seva presència a molts països i s'espera que tingui encara un pes més gran en la generació elèctrica amb la implantació de la tecnologia eòlica marina. En aquest context ...
Sau Bassols, Joan (Date of defense: 2019-06-28)
Meshed High Voltage Direct Current (HVDC) grids are seen as solution to transmit and exchange high amounts of power across long distances or using submarine cables with high levels of flexibility and ...