Sökning: "Wind power"

Visar resultat 21 - 25 av 407 avhandlingar innehållade orden Wind power.

  1. 21. Probabilistic security management for power system operations with large amounts of wind power

    Författare :Camille Hamon; Lennart Söder; Louis Wehenkel; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Power systems; wind power; probabilistic security management; chance-constrained optimal power flow; monte-carlo; importance sampling; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : Power systems are critical infrastructures for the society. They are therefore planned and operated to provide a reliable eletricity delivery. The set of tools and methods to do so are gathered under security management and are designed to ensure that all operating constraints are fulfilled at all times. LÄS MER

  3. 22. Efficient Simulation Methods of Large Power Systems with High Penetration of Renewable Energy Resources : Theory and Applications

    Författare :Ebrahim Shayesteh; Lennart Söder; Enrique Acha; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Power system simplification; power system reduction; power system aggregation; power system equivalencing; renewable energy resources; wind power modelling; storage allocation problem; spinning reserve determination; multi-area power system analyses; power system operation and planning; electricity market analysis.; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : Electrical energy is one of the most common forms of energy these days. Consequently, electric power system is an indispensable part of any society. LÄS MER

  4. 23. Dynamic Rating of Power Lines and Transformers for Wind Energy Integration

    Författare :Kateryna Morozovska; Patrik Hilber; Rajeev Thottappillil; Rebei Bel Fdhila; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; dynamic line rating; dynamic transformer rating; power transformers; heat balance; thermal modeling; wind power; wind energy integration; reliability analysis; risk analysis; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : Dynamic Rating (DR) is usually associated with unlocking the capacity of power lines and transformers using available information on weather conditions. Our studies show that Dynamic Rating is a broad concept that requires further study and development. LÄS MER

  5. 24. Supportability Engineering in Wind Power Systems - Who Cares? : Considering important stakeholders and their requirements

    Författare :Renato Ciganovic; Per Anders Akersten; Marcus Bengtsson; Linnéuniversitetet; []
    Nyckelord :Supportability; Supportability Engineering; Stakeholders Requirements; Non-functional Requirements; Integrated Logistic Support; Asset Management; Maintenance Support; Logistic Support; Wind Energy; Wind Power; Accessibility; Maintainability; Serviceability; Supported System; Terotechnology; Systemekonomi;

    Sammanfattning : Wind power is one of the fastest growing energy sources, which have advantages in terms of delivering clean, cheap and fast energy. Many actors and organizations have realized this potential, which has lead to exponential growth of the wind power over recent couple of years. LÄS MER

  7. 25. The Power Qualities of Wind Turbines

    Författare :Åke Larsson; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; wind turbines; power quality; frequency variations; flicker; measurements;

    Sammanfattning : The power quality of wind turbines is dealt with in this dissertation. The thesis consists of four parts. The first part describes the electrical systems used in wind turbines. The second part presents the results of measurements of different types of wind turbines connected to different types of grids. LÄS MER