Castellana Méndez, Francesc (Date of defense: 1999-10-19)
Es constata que els accionaments elèctrics de petita potència (<50W) i reduïda tensió (<60V), tot i no formar una família homogènia, son principalment de tipus electromagnètic, encara que ja comencen a ...
López García, Ricardo (Date of defense: 2000-11-10)
En el trabajo de investigación desarrollado en esta Tesis se propone una modelización completa y a la vez sencilla del transformador y trifásico de tres columnas para el funcionamiento en condiciones ...
Pouresmaeil, Edris (Date of defense: 2012-03-27)
Distributed generation (DG) with a converter interface to the power grid is found in many of the green power resources applications. This dissertation describes a multi-objective control technique of ...
Schaefer, Markus (Date of defense: 2017-11-08)
Control schemes for inverters of different topologies and various numbers of voltage levels are of great interest for many standard as well as special applications. This thesis describes a novel, robust ...
Cavalheiro, David (Date of defense: 2017-05-19)
There has been a tremendous evolution in integrated circuit technology in the past decades. With the scaling of complementary metal-oxide-semiconductor (CMOS) transistors, faster, less power consuming ...
Sudrià Andreu, Antoni (Date of defense: 2005-07-12)
S<br/>A l'actualitat les societats industrials avançades basen el seu desenvolupament en les noves Tecnologies de la Informació i les Comunicacions (TIC). Però aquestes tecnologies són molt sensibles a ...
Bakkar, Mostafa (Date of defense: 2022-02-07)
Distributed Generators (DGs) are sensible to voltage sags, so the protection devices must trip fast to disconnect the faulted part of the grid. The DG disconnection will not be desirable in the near ...
Montesinos Miracle, Daniel (Date of defense: 2008-06-26)
L'actual situació energètica demanda cada cop més d'aplicacions que redueixin el consum energètic. A nivell d'energia elèctrica, i de la conversió d'aquesta a energia mecànica, els nivells d'eficiència ...
Caro Huertas, Manuel (Date of defense: 2010-01-27)
The main bulk of electric power systems use a three¿phase configuration with an alternating current flow. Pursuing the optimal performance of these networks and avoiding possible technical problems, ...
Solh Joukhah, Zahra (Date of defense: 2017-10-27)
The present PhD thesis deals with transformer inrush current in offshore grids including offshore wind farms and High Voltage Direct Current (HVDC) transmission systems. The inrush phenomenon during ...
621.3 Electrical engineering (143)
537 - Electricity. Magnetism. Electromagnetism (18)
621 - Mechanical engineering in general. Nuclear technology. Electrical engineering. Machinery (12)
62 - Engineering. Technology in general (10)
620 - Materials testing. Commercial materials. Power stations. Economics of energy (9)