García Quintanilla, José Ignacio (Date of defense: 2022-01-17)
With the increasing development of renewable energy sources and their integration into the grid, international standards require next-generation plants to achieve the same levels of reliability and ...
Imdad, Kashif (Date of defense: 2017-07-17)
This thesis presents the results related to high frequency modeling of power transformers. First, a 25kVA distribution transformer under lightning surges is tested in the laboratory and its high frequency ...
Razmjoo, Ali (Armin) (Date of defense: 2021-02-19)
The main aim of this thesis is investigating energy sustainability in developing countries using useful indicators. As it is known, serious issues such as global warming and inefficient consumption of ...
Garrigosa i Garcia, Ramón (Date of defense: 2017-09-15)
lt's a well-known fact that the flywheel stores energy inside, and this energy is proportional to the rotational speed and the moment of inertia. lf the moment of inertia increases, the energy increases ...
Grillone, Benedetto (Date of defense: 2021-12-03)
In order to reach the goal set in the Paris agreement of limiting the rise in global average temperature well below 2 ºC compared to pre-industrial levels, massive efforts to reduce global greenhouse ...
Salvador Yuste, Albert (Date of defense: 2021-11-12)
In an increasingly technological society,vulnerability to the effects of lightning is also increasing. The implementation of monitoring and surveillance systems in real time of lightning activity can ...
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 ...
Saura Perisé, Jaime (Date of defense: 2022-06-22)
This doctoral thesis has been developed to provide a new point of view and a new approach to the analysis and study of uncontrolled bridge rectifiers. The methodology developed has been generalized to ...
621.3 Electrical engineering (69)
004 - Computer science and technology. Computing. Data processing (5)
537 - Electricity. Magnetism. Electromagnetism (5)
620 - Materials testing. Commercial materials. Power stations. Economics of energy (5)
68 - Industries, crafts and trades for finished or assembled articles (3)