Sökning: "Ybus"

Hittade 1 uppsats innehållade ordet Ybus.

  1. 1. Verification of the program PowerGrid and establishment of reference grid for calculations

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Elektricitetslära

    Författare :Simon Cederholm; [2015]
    Nyckelord :PowerGrid; power grids; reference grid; calculations; power flow; short-circuit; Newton-Raphson; Ybus; Y-bus; admittance matrix; Velander; Matlab; PowerGrid; elnät; referens; referensnät; beräkningar; elnätsberäkningar; effektflöde; kortslutningsström; kortslutningseffekt; Newton-Raphson; Ybus; Y-bus; admittans-nod matris; Velander; Matlab;

    Sammanfattning : Fortum Distribution AB uses a program called PowerGrid (PG) in its daily work. PG is a combined Network information system and grid calculation program. The development of this program is an ongoing process, so Fortum desired a reference program be set up as a means of controlling the continued accuracy of PG’s calculation results. LÄS MER