Search for dissertations about: "power system"

Showing result 1 - 5 of 1868 swedish dissertations containing the words power system.

  1. 1. Automating Power Quality Analysis

    University dissertation from Chalmers University of Technology

    Author : Emmanouil Styvaktakis; Chalmers tekniska högskola.; Chalmers University of Technology.; [2002]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Elektroteknik; elektronik och fotonik; Electrical engineering; electronics and photonics; power quality; power system monitoring; voltage dips; power system faults; induction motors; transformer saturation; short time Fourier transform; Kalman filtering; pattern classification; expert systems; power system transients;

    Abstract : The increased requirements on supervision, control, and performance in modern power systems make power quality monitoring a common practise for utilities. Large databases are created and automatic processing of the data is required for fast and effective use of the available information. READ MORE

  2. 2. 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

  3. 3. Line protection and Power System Collapse

    University dissertation from Chalmers University of Technology

    Author : Mattias Jonsson; Chalmers tekniska högskola.; Chalmers University of Technology.; [2001]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Elkraftteknik; Electric power engineering; distance protection; voltage stability; transient stability; power swings; power oscillations; back-up protection; power swing detector; out of step protection; numerical relays; adaptive relaying; distance protection statistics;

    Abstract : .... READ MORE

  4. 4. 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

  5. 5. 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