Adabi Firouzjaee, Mohammad Ebrahim (Date of defense: 2018-01-25)
The solid state transformer (SST) is seen as a proper replacement of the conventional iron-and-copper transformer in the future smart grid . The SST offers several benefits (e.g. enhanced power quality ...
Agbemuko , Adedotun Jeremiah (Date of defense: 2019-11-08)
The proposals for large-scale deployment of renewable energy sources is leading to the need for more cross-border interconnections creating a pan-European power system, at the EU level. Such interconnections ...
Monadi, Mehdi (Date of defense: 2016-12-14)
The integration of renewable energy resources (RES), as a type of distributed generation (OG) units, is increasing in distribution, systems. This integration, changes the topology, performance and the ...
Beltran San Segundo, Hector (Date of defense: 2011-12-16)
The boom experienced by renewable sources in recent years has changed their consideration as a marginal component of the electrical system mix into a major player with an important role in the demand ...
Pouresmaeil, Edris (Date of defense: 2012-03-27)
Distributed generation (DG) with a converter interface to the power grid is found in many of the green power resources applications. This dissertation describes a multi-objective control technique of ...
Schaefer, Markus (Date of defense: 2017-11-08)
Control schemes for inverters of different topologies and various numbers of voltage levels are of great interest for many standard as well as special applications. This thesis describes a novel, robust ...
Cavalheiro, David (Date of defense: 2017-05-19)
There has been a tremendous evolution in integrated circuit technology in the past decades. With the scaling of complementary metal-oxide-semiconductor (CMOS) transistors, faster, less power consuming ...
Bakkar, Mostafa (Date of defense: 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 ...
Solh Joukhah, Zahra (Date of defense: 2017-10-27)
The present PhD thesis deals with transformer inrush current in offshore grids including offshore wind farms and High Voltage Direct Current (HVDC) transmission systems. The inrush phenomenon during ...
Zhang, Weiyi (Date of defense: 2017-06-01)
The installation of power generation systems based on renewable energy sources has been increasing exponentially over the last decades. However, in spite of the well-known merits of such energy sources, ...