Departament d'Enginyeria Elèctrica

El Departament d’Enginyeria Elèctrica treballa en dues àrees principals: instal·lacions i sistemes elèctrics de potència; i màquines i accionaments elèctrics.


Si sou doctor o doctora per la Universitat Politècnica de Catalunya i voleu publicar la vostra tesi a TDX, contacteu amb tdx@upc.edu. Per a més informació consulteu les preguntes més freqüents

Envíos recientes

Localizaciones con impactos de rayos recurrentes : aportación a la distribución geográfica de rayos con corrientes extremas y a la caracterización de rayos que afectan aerogeneradores 

Solà de las Fuentes, Glòria (Fecha de defensa: 2023-11-03)

(English) Nowadays, lightning presents a challenge to the proper functioning of an increasingly complex electrical system. One of the most sensitive and exposed to lightning elements are wind turbines. Due to their height ...

Energy management systems for smart homes and local energy communities based on optimization and artificial intelligence techniques 

Barja Martínez, Sara (Fecha de defensa: 2023-07-07)

(English) The rapid advancement of digitalization, combined with the integration of renewable generation and the development of information and communication technologies within the distribution network, is accelerating ...

Computational analysis of modern power systems with power electronics 

Song, Jie (Fecha de defensa: 2023-05-15)

(English) Modern power systems have been and will continue to be increasingly penetrated with power electronics at different voltage levels. Such high penetration of power electronics elements changes the nature of modern ...

Enhanced flux-weakening control algorithm for permanent magnet synchronous machines 

Miguel Espinar, Carlos (Fecha de defensa: 2023-05-15)

(English) EspinarThis thesis presents the overall state of the art of electric vehicles in terms of the technology of the main concepts in an electric powertrain: batteries, traction inverters, electric machines, and control ...

Power calculation algorithm under nonlinear loads and Hopf oscillator-based synchronization controller for grid-forming inverters in a microgrid 

Li, Mingshen (Fecha de defensa: 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 power sharing. In the ...

Dc-dc converters for HVDC heterogeneous interconnections 

Gómez Acero, Daniel Hernando (Fecha de defensa: 2022-12-01)

(English) High voltage direct current (HVDC) technologies have been used for bulk power transmission over long distances since the 1950s. These technologies have proven to be the most cost-efficient compared to the high ...

Mathematical programming-based models for the distribution networks' decarbonization 

García Muñoz, Fernando Esteban (Fecha de defensa: 2022-11-22)

(English) Climate change is pushing to decarbonize worldwide economies and forcing fossil fuel-based power systems to evolve into power systems based mainly on renewable energies sources (RES). Thus, increasing the energy ...

Development of a VHF broadband interferometer to investigate unsolved lightning phenomena: high-energy radiation from lightning strikes and multi-stroke positive cloud-to-ground flashes 

Urbani, Michele (Fecha de defensa: 2022-10-28)

(English) The aim of this thesis work is the development of a VHF broadband interferometer for lightning research. The observations with this instrument allowed us to investigate some unsolved aspects of lightning related ...

Possibilities and limitations of active battery management systems for lithium-ion batteries 

Ziegler, Andreas Rainer (Fecha de defensa: 2022-10-27)

(English) Lithium-Ion Batteries (LIBs) are being used in more and more areas of application. At the same time, their chemical composition and their designs are constantly evolving. Major developments are also taking place ...

From the production of the single cell to the end of life of the battery module: the development of parameter variation of lithium-ion cells 

Oeser, David (Fecha de defensa: 2022-10-27)

(English) In lithium-ion batteries, depending on the requirements, many individual cells are connected in series and parallel. Despite very similar individual cell parameters after production, they can develop differently ...

Aportació a l’anàlisi i gestió tècnica-econòmica dels sistemes de generació distribuïda amb energies renovables i microxarxes : introducció a la presa de decisions en el context normatiu actual 

Coronas Herrero, Sergio (Fecha de defensa: 2022-10-21)

(English) In recent years, the development of a generation system based on renewable energies has become the backbone of the energy policies of most countries in the world in the search for the decarbonization of the energy ...

Modular platform for research in microgrids 

Lledó Ponsati, Tomàs (Fecha de defensa: 2022-07-15)

The present Ph.D. thesis has been developed following an Industrial Ph.D. program and verses on developing a commercial piece of equipment for teknoCEA, a spin-off company from CITCEA-UPC. The thesis is centered on developing ...

Enhance OF SOGI-FLL and SOGI-PLL response to voltage sags and swells perturbations 

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 of those DGs, i.e. ...

Remaining useful life and fault detection models for high voltage electrical connectors focused on predictive maintenance 

Martínez Reyes, Jimmy Arturo (Fecha de defensa: 2022-07-08)

In recent years, industries have chosen to invest in technology with the aim of making their processes more efficient and thus offering market products of higher quality. Nowadays it is very common for companies to use ...

Optimal operation and design of modular multilevel converter for HVDC applications 

Westerman Spier, Daniel (Fecha de defensa: 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 converter predecessors, ...

Contribucions a l'estudi de rectificadors no controlats m-fàsics en condicions no equilibrades per unitats TRUs o ATRUs multi polsos 

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 extend the study to ...

Control of power converter in modern power systems 

Lai, Ngoc Bao (Fecha de defensa: 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 generations, it ...

Virtually synchronous power plant control 

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 systems are no longer ...

Corona discharges from grounded rods and 337/777 nm emissions of laboratory long sparks 

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 voltage sparks. This ...

Sag effects on protection system in distributed generation grids 

Bakkar, Mostafa (Fecha de defensa: 2022-02-07)

Distributed Generators (DGs) are sensible to voltage sags, so the protection devices must trip fast to disconnect the faulted part of the grid. The DG disconnection will not be desirable in the near future with a large ...

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