Mostrando ítems 51-60 de 72
García Quintanilla, José Ignacio (Fecha de defensa: 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 (Fecha de defensa: 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) (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 - Ingeniería eléctrica. Electrotecnia. Telecomunicaciones (69)
537 - Electricidad. Magnetismo. Electromagnetismo (5)
620 - Ensayo de materiales. Materiales comerciales. Economía de la energía (5)
68 - Industrias, oficios y comercio de artículos acabados. Tecnología cibernética y automática (3)