Bergas Jané, Joan (Date of defense: 2000-07-28)
1.1 Objectius de la tesi.<br/>En els últims anys el control del parell i de la velocitat del motor d'inducció ha estat llargament estudiat. Un cop s'ha considerat que les prestacions dinàmiques assolibles ...
Westerman Spier, Daniel (Date of defense: 2022-06-30)
Modular Multilevel Converters (MMCs) are a type of Voltage Source Converter (VSC) which have become the preferred topology choice for High Voltage Direct Current (HVDC) applications. Compare to its HVDC ...
Vázquez Guzmán, Gerardo (Date of defense: 2013-02-04)
Electrical Energy generation is an issue that is continuously cause of concern around the world. Many efforts have been done in this sense to cover the requirements of the constantly growing in the ...
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 ...
Gratacòs Prats, Jaume (Date of defense: 2016-01-18)
The optimal planning of the annual development tasks of a medium voltage power distribution network, to tackle the evolution of the demand with maximum levels of quality and continuity of service and ...
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 ...
Martínez Teixidor, Immaculada (Date of defense: 1998-01-20)
En el presente trabajo se pretende analizar el consumo de potencia reactiva y la distorsión armónica en el puente trifásico con carga activa resistivo-inductiva, con el objeto de disminuir ambas vertientes ...
Roslan, Nurul Fazlin (Date of defense: 2021-12-16)
Distributed Generation (DG) provides an alternative to the Centralized Generation (CG) by means of generating electricity near to the end user of power with the employment of small-scale technologies ...
Lai, Ngoc Bao (Date of defense: 2022-03-23)
Power system is undergoing an unpreceded paradigm shift: from centralized to distributed generation. As the renewable-based generations and battery storage systems are increasingly displacing conventional ...
Kadechkar, Akash (Date of defense: 2020-10-07)
The increased dependency on electricity of modern society, makes reliability of power transmission systems a key point. This goal can be achieved by continuously monitoring power grid parameters, so ...