Sökning: "voltage dips"

Visar resultat 1 - 5 av 30 avhandlingar innehållade orden voltage dips.

  1. 1. Three-phase unbalance of voltage dips

    Författare :Lidong Zhang; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; equipment immunity test; power quality; characterisation; power systems; field measurement; voltage dips sags ; symmetrical components;

    Sammanfattning : .... LÄS MER

  3. 2. Vector control of static series compensator for mitigation of voltage dips

    Författare :Hilmy Awad; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; power electronics; static series compensator; vector control; power quality; energy storage; voltage dips; custom power;

    Sammanfattning : .... LÄS MER

  4. 3. Voltage Dip (Sag) Estimation in Power Systems based on Stochastic Assessment and Optimal Monitoring

    Författare :Gabriel Olguin; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; power quality; symmetr?cal components; stochastic methods; impedance matrix; voltage dips; integer optimisation; power systems; short-circuit faults; voltage sags;

    Sammanfattning : This dissertation deals with the statistical characterization of the performance of power systems in terms of voltage dips (sags). It presents a method named voltage dip estimation that extends monitoring results to buses not being monitored. LÄS MER

  5. 4. On feature extraction of voltage disturbance signals

    Författare :Emmanouil Styvaktakis; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; spectrum estimation; power quality; capacitor switching; transformer saturation; voltage dips; fault location; power sustem monitoring; induction motors; short time Fourier transform; power sustem faults;

    Sammanfattning : .... LÄS MER

  7. 5. Voltage sags characterisation and estimation

    Författare :Roberto Chouhy Leborgne; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; sag estimation.; Power quality; voltage sags dips ; sag characterisation;

    Sammanfattning : .... LÄS MER