Perat Benavides, José Ignacio (Date of defense: 2006-10-27)
En esta tesis se hacen contribuciones al control de los motores de reluctancia autoconmutados (switched reluctance motors) de potencias comprendidas entre 0.25 y 10 kW. <br/><br/>En primer lugar, después ...
Moustafa Azab, Mohamed Ahmed (Date of defense: 2002-09-06)
El objetivo principal de la tesis es la aplicación del método de control directo del par para un motor de inducción utilizando inversores de diferentes estructuras que parecen ofrecer algunas ventajas, ...
Salueña Berna, Xavier (Date of defense: 2013-09-30)
Normally, there are in use certain technologies of reduction of noise named passive, in the cancellation of the noise produced by industrial machinery. These technologies can be applied directly on the ...
González Molina, Francisco (Date of defense: 2001-10-29)
de la Tesis Doctoral<br/>Introducción<br/>Existen muchas causas por las que se pueden originar sobretensiones en una red de potencia. La clasificación más aceptada distingue tres tipos de sobretensiones: ...
Molina Guzmán, Julio César (Date of defense: 2014-12-12)
This doctoral thesis is presented as a compendium of six (6) articles published in Science Citation Index journals. The work proposes harmonic models of some of the most common energy efficient lighting ...
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 ...
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, ...
Tubau Navarro, Eduard (Date of defense: 2001-12-10)
Debido al aumento de la presencia de dispositivos no lineales en los Sistemas Eléctricos de Potencia existe un creciente interés en la formulación y resolución del flujo de cargas en presencia de ...
Belandria, Luciano Emilio (Date of defense: 2015-09-18)
The phase-locked loop (PLL) is an element of a grid-connected converter system, which provides phase angle and frequency measurements of the grid voltage. The PLL takes care of control the synchronization ...
Fabró, F. (Ferran) (Date of defense: 2015-03-05)
Terrestrial Gamma ray Flashes (TGFs) have been known since 20 years ago, but since the first moment of the discovery it was clear that they were related to lightning and thunderstorms. The latest studies ...
621.3 Electrical engineering (47)
537 - Electricity. Magnetism. Electromagnetism (11)
621 - Mechanical engineering in general. Nuclear technology. Electrical engineering. Machinery (8)
62 - Engineering. Technology in general (6)
620 - Materials testing. Commercial materials. Power stations. Economics of energy (4)