Florentín, Matthieu (Date of defense: 2016-05-20)
Silicon (Si) power device’ technologies have reached a high maturity level, but current limitations on mechanic, temperature operation and electric performances require to investigate other semiconductor ...
Ghorbani, Hamidreza (Date of defense: 2019-09-18)
Insulated gate bipolar transistor (IGBT) power semiconductors are widely employed in industrial applications. This power switch capability in high voltage blocking and high current-carrying has expanded ...
Masmitjà Rusiñol, Gerard (Date of defense: 2019-09-25)
The photovoltaic industry is mainly dominated by crystalline silicon (c-Si) solar cells, in which contact selectivity is usually achieved by doping the wafer surfaces with phosphorous (n+) and boron ...
Cabello Fusarés, Maria (Date of defense: 2019-12-02)
Although silicon (Si) is used in most current commercial power semiconductor components, Si capabilities are insufficient for new energy conversion requirements. Some of its important limitations are ...
Guzmán Solà, Ramon (Date of defense: 2016-10-14)
The present thesis is focused on the control of three-phase power converters using sliding-mode control (SMC) in abc frame. This work has been based on previous publications about the SMC applied to ...
Barrenechea Gruber, Roberto Carlos (Date of defense: 2019-01-11)
In this work, a new algorithm for the multiobjective optimization of low and medium voltage electrical grids and microgrids is proposed. The originally nonlinear planning model is linearized using the ...
Molina Garcia, Marc-Manel (Date of defense: 2016-01-29)
La integració de transceptors per comunicacions de radiofreqüència en CMOS pot quedar seriosament limitada per la interacció entre els seus blocs, arribant a desaconsellar la utilització de un únic dau ...
Zurita Millán, Daniel (Date of defense: 2017-09-08)
Ensuring reliability and robustness of operation is one of the main concerns in industrial anufacturing processes , dueto the ever-increasing demand for improvements over the cost and quality ofthe ...
Pallarés Valls, Oriol (Date of defense: 2016-11-30)
This thesis deals with the development of a time synchronization algorithm for underwater sensor networks. The ease of deployment and maintenance of wireless networks leaded this research to the use of ...
Borràs Cristòfol, Ramon (Date of defense: 2019-03-22)
La recerca duta a terme en aquesta tesi doctoral ha tingut com a principal objectiu millorar els sistemes de test i de caracterització de la resposta òptica dels díodes làser. La recerca s'ha orientat ...