Malik, Muhammad Haris (Date of defense: 2017-02-28)
This thesis presents the study of the model order reduction for power grids and transmission networks. The specific focus has been the transient dynamics. A mathematical viewpoint has been adopted for ...
Canals Casals, Lluc (Date of defense: 2016-03-30)
Electric vehicles are, slowly but steadily, entering into the automotive market. The slow entry is caused, basically, by the high cost of their batteries. Additionally, electric vehicle batteries are ...
Abdali Nejad, Sajad (Date of defense: 2022-07-19)
The scope of this thesis is related to the enhancement of the operation of distributed generators (DGs) based on renewable energies (REs) when connected to the conventional grid network. Synchronization ...
Tarrasó Martínez, Andrés (Date of defense: 2022-02-22)
During the last century, the electrical energy infrastructures have been governed by synchronous generators, producing electrical energy to the vast majority of the population worldwide. However, power ...
Arcanjo, Marcelo Augusto Sousa (Date of defense: 2022-03-04)
This thesis presents an investigation on the signatures of corona discharges from grounded rods under thunderstorms and in the laboratory, with optical detections in the 337/777 nm wavelengths for high ...
Li, Mingshen (Date of defense: 2023-01-23)
(English) In the grid-forming control of microgrids, the droop control is a widely used for the parallel operation of power inverters, but has some peculiarities as slow dynamic and inaccuracy in the ...
Capó Lliteras, Macià (Date of defense: 2024-01-23)
(English) The proliferation of batteries for local storage and electric vehicles (EVs) is rising steadily. The EV market’s prospects point to exponential growth in the coming years. This trend has also ...
Martínez Figueroa, Gerardo de Jesús (Date of defense: 2024-02-26)
(English) The main objective of this thesis is to develop and validate simple but sufficiently accurate mathematical models for single-phase and three-phase transformers, by estimating their parameters ...
Alonso Travesset, Alexandre (Date of defense: 2023-07-14)
(English) The rise of distributed generation systems (DGSs) is crucial for the energy transition. The reduction in renewable energy costs and increasing implementation of environmentally-friendly policies ...
Fontanes Molina, Pol (Date of defense: 2023-11-17)
(English) Lightning strikes to aircraft and wind turbines can lead to substantial repair expenses. These structures often trigger lightning strikes, in the form of bidirectional leaders in the case of ...