Mostrando ítems 1-10 de 73
Adabi Firouzjaee, Mohammad Ebrahim (Fecha de defensa: 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 ...
Monadi, Mehdi (Fecha de defensa: 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 ...
Schaefer, Markus (Fecha de defensa: 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 (Fecha de defensa: 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 (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 ...
Solh Joukhah, Zahra (Fecha de defensa: 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 (Fecha de defensa: 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, ...
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 ...
Roslan, Nurul Fazlin (Fecha de defensa: 2021-12-16)
Distributed Generation (DG) provides an alternative to the Centralized Generation (CG) by means of generating electricity near to the end user of power with the employment of small-scale technologies ...
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 ...
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