Search for dissertations about: "power system dissertations"

Showing result 1 - 5 of 2079 swedish dissertations containing the words power system dissertations.

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

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Ebrahim Shayesteh; KTH.; [2015]
    Keywords : 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;

    Abstract : Electrical energy is one of the most common forms of energy these days. Consequently, electric power system is an indispensable part of any society. READ MORE

  2. 2. Identifying critical components for system reliability in power transmission systems

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Johan Setréus; KTH.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; transmission system reliability; component reliability importance index; Great Britain power system; power flow analysis; system adequacy; system security; system vulnerability;

    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

  3. 3. On the Benefit of Harmonic Measurements in Power Systems

    University dissertation from Stockholm : Elektrotekniska system

    Author : Erik Thunberg; KTH.; [2001]
    Keywords : Power Quality; Power System Harmonics; Harmonic Distortion; Harmonic Measurement; Harmonic Analysis; Power Distribution;

    Abstract : .... READ MORE

  4. 4. Power System Oscillations - Detection, Estimation and Control

    University dissertation from Department of Industrial Electrical Engineering and Automation, Lund Institute of Technology

    Author : Morten Hemmingsson; Lunds universitet.; Lund University.; [2003]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Elektroteknik; oscillation; power system; damping; power swing; distance protection; detection; estimation; real-time; reactive co-variation; control; Electrical engineering; load modulation; Automation; robotics; control engineering; Automatiska system; robotteknik; reglerteknik;

    Abstract : The topic of this thesis is the electro-mechanical oscillations which to some extent always are present in a power system. The demand of electric power is ever increasing. At the same time, the tolerance of disruptions in the power supply is decreasing. READ MORE

  5. 5. Power System Damping - Structural Aspects of Controlling Active Power

    University dissertation from IEA, LTH, Box 118, SE-221 00 Lund, Sweden

    Author : Olof Samuelsson; Lunds universitet.; Lund University.; [1997]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electronics and Electrical technology; controller interaction; mode controllability; mode observability; mechanical equivalent; linear differential-algebraic equations; modal analysis; active power; power system damping; electro-mechanical oscillations; Elektronik och elektroteknik; Automation; robotics; control engineering; Automatiska system; robotteknik; reglerteknik;

    Abstract : Popular Abstract in Swedish Ekonomiska och miljömässiga problem gör det svårt att bygga ut kraftledningsnätet i samma takt som efterfrågan på elenergi ökar. Ett alternativ är att öka belastningen av befintliga kraftledningar på bekostnad av de säkerhetsmarginaler som finns. READ MORE