Search for dissertations about: "power electrical transmission"
Showing result 21 - 25 of 414 swedish dissertations containing the words power electrical transmission.
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21. Modulation of Modular Multilevel Converters for HVDC Transmission
Abstract : The outstanding features of modular multilevel converters (MMC) have recently gained much attention in the high-voltage direct-current (HVDC) transmission field. Power quality, converter cost and system performance are three crucial aspects of HVDC MMCs which are directly linked to the converter modulation and switching schemes. READ MORE
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22. Enhanced Active Resonant DC Circuit Breakers for HVDC Grids
Abstract : High-voltage DC (HVDC) grids are considered promising for the electricity grid expansion required to integrate renewable energy sources into the existing infrastructure. DC fault currents increase rapidly and lack a current zero crossing. READ MORE
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23. Handling of high power laser radiation
Abstract : .... READ MORE
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24. Identifying critical components for system reliability in power transmission systems
Abstract : Large interruptions of power supply in the transmission system have considerable impact on modern society. The goal for the transmission system operator (TSO) is to prevent and mitigate such events with optimal decisions in design, planning, operation and maintenance. READ MORE
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25. On Tracing Flicker Sources and Classification of Voltage Disturbances
Abstract : Developments in measurement technology, communication and data storage have resulted in measurement systems that produce large amount of data. Together with the long existing need for characterizing the performance of the power system this has resulted in demand for automatic and efficient information-extraction methods. READ MORE