Sökning: "UHS relaying"

Hittade 1 uppsats innehållade orden UHS relaying.

  1. 1. Pilot Protection Based on Directional Detection

    Uppsats för yrkesexamina på avancerad nivå, KTH/Elektriska energisystem

    Författare :Sepehr Sefidpour; [2009]
    Nyckelord :Transmission line protection; UHS relaying; Traveling wave; Numerical relay.;

    Sammanfattning : Nowadays two main types of protection schemes widely used in protection of transmission lines are: distance protection and differential protection schemes. However, it has been noticed from industrial practice that the distance protection scheme used today generally is limited in tripping speed and selectivity. LÄS MER