Sökning: "ETS"

Visar resultat 21 - 25 av 131 avhandlingar innehållade ordet ETS.

  1. 21. Modelling and Evaluating Effect of Automation, Protection, and Control on Reliability of Power Distribution Systems

    Författare :Ying He; KTH; []
    Nyckelord :electric distribution system; reliability assessment; protection; automation; control;

    Sammanfattning : This thesis deals with modeling and evaluating effect ofautomation, protection, and control on reliability of powerdistribution systems. It presents the work and results of theproject ``Impacts of Distribution Automation on SystemReliability'' within the research program ``New DistributionSystems for Power Utilities'' performed at Competence Centre inElectric Power Engineering, KTH. LÄS MER

  3. 22. Component reliability importance indices for maintenance optimization of electrical networks

    Författare :Patrik Hilber; Roland Eriksson; Lina Bertling; Gerd Kjolle; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical power technology; Reliability Importance Index; Maintenance Optimization; Asset Management; Customer Interruption Cost; Reliability Centred Maintenance RCM ; Reliability Centered Asset Management RCAM ; Monte Carlo Simulation; Elkraftteknik; Electric power engineering; Elkraftteknik;

    Sammanfattning : Maximum asset performance is one of the major goals for electric power system managers. To reach this goal minimal life cycle cost and maintenance optimization become crucial while meeting demands from customers and regulators. LÄS MER

  4. 23. Analysis of high-speed induction motor prototypes

    Författare :Mikael Johansson; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical engineering; Elektroteknik;

    Sammanfattning : .... LÄS MER

  5. 24. Modelling and design of electromechanical actuators for active suspension in rail vehicles

    Författare :Peter Kjellqvist; KTH; []
    Nyckelord :active suspension; electromechanical actuator; permanent magnet synchronous machine; PMSM; rail vehicle; ride comfort;

    Sammanfattning : .... LÄS MER

  7. 25. Stability of power systems with large amounts of distributed generation

    Författare :Valerijs Knazkins; Lennart Söder; Ian A. Hiskens; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical engineering; engineering; electronics and electrical engineering; system science; Elektroteknik; Electrical engineering; Elektroteknik;

    Sammanfattning : This four-part dissertation is essentially concerned with some theoretical aspects of the stability studies of power systems with large penetration levels of distributed generation. In particular, in Parts I and II the main emphasis is placed upon the transient rotor angle and voltage stability. LÄS MER