Power System Analysis Lecture Notes Ppt Here

[ I_f = \fracV_thZ_th + Z_f ] where ( Z_th ) includes generators (using subtransient reactance ( X_d'' )).

[ \textpu value = \frac\textActual value\textBase value ] power system analysis lecture notes ppt

neglected for overhead lines.

[ C = \frac2\pi \epsilon_0\ln(D/r) \ \textF/m ] [ I_f = \fracV_thZ_th + Z_f ] where

[ Z_pu,new = Z_pu,old \times \left( \fracV_base,oldV_base,new \right)^2 \times \left( \fracS_base,newS_base,old \right) ] new = Z_pu

[ L = 2\times 10^-7 \ln \left( \fracDr' \right) \ \textH/m ] where ( r' = r \cdot e^-1/4 ) (geometric mean radius, GMR).