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Showing 10 out of a total of 11 results for community: Universitat Politècnica de Catalunya. (0.523 seconds)

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Control of grid connected power converters with grid support functionalities

Zhang, Weiyi (Date of defense: 01-06-2017)
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, the expansion of ...
Impact of solar PV plants with synchronous power controllers on power system stability

Remón Rodríguez, Daniel (Date of defense: 19-12-2017)
The irruption of renewable energy sources with power electronics interfaces is transforming power systems. To minimize the possible adverse effects that these generating systems may have on the power grid, transmission ...
Custom power active transformer for flexible operation of power systems

Elsaharty, Mohamed Atef Abbas (Date of defense: 06-07-2018)
This PhD dissertation proposes a new transformer, i.e., the Custom Power Active Transformer, characterized by a specific design of its magnetic circuit and auxiliary windings which allows shunt and series compensation to ...
Analysis and control of multi–area HVDC interconnected power systems by using virtual inertia

Rakhshani, Elyas (Date of defense: 14-12-2016)
Virtual inertia is known as an inevitable part of the modern power systems. Recent trend of research is oriented in different methods of emulating virtual inertia in different part of the systems. This dissertation is ...
Multi-terminal HVDC grids control and operation

Rouzbehi, Kumars (Date of defense: 29-03-2016)
In recent years, there have been considerable efforts in the design and development of technologies and techniques for more efficient harvesting of renewable energy resources to meet the ever increasing electric power ...
Protection and fault management in active distribution systems

Monadi, Mehdi (Date of defense: 14-12-2016)
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 operational aspects ...
Control and operation of multi-terminal VSC-DC networks

Gavriluţă, Cătălin (Date of defense: 04-03-2015)
For the past century, ac networks have been established as the standard technology for electrical power transmission system s. However, the de technology has not disappeared completely from this picture. The capability of ...
Energy storage systems integration into PV power plants

Beltran San Segundo, Hector (Date of defense: 16-12-2011)
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 coverage in many ...
Aportaciones al filtrado híbrido paralelo en redes trifásicas de cuatro hilos

Candela García, José Ignacio (Date of defense: 08-09-2009)
Este trabajo se dedica a analizar los diferentes elementos y estructuras de los filtros híbridos paralelo, aplicados a redes trifásicas de potencia. Y dentro de este campo, se concentra en el desarrollo de filtros híbridos ...
Common-mode voltage cancellation in single- and three-phase transformer-less PV power converters

Vázquez Guzmán, Gerardo (Date of defense: 04-02-2013)
Electrical Energy generation is an issue that is continuously cause of concern around the world. Many efforts have been done in this sense to cover the requirements of the constantly growing in the electrical energy demand. ...