Power flow in a particular line is related to sending end and receiving end voltages as well as line reactance. If you want to increase the power transfer capability on the particular line simply by decreasing the reactance of the line based on degree of series compensation.
On Wed, Mar 25, 2015 at 2:25 PM, Gamze Dogan <[email protected]> wrote: > Dear all, > > > I have a question regarding the power flow limits in the OPF. The flow is > limited by the branch value rateA. > > > I wanted to calculated the pourcentage of flow in my lines after the OPF > succeeded. I did it this way: > > > V(d,1) = results.bus(d, 8) * exp(1j * results.bus(d, 9)*pi/180); > > > [Ybus, Yf, Yt] = makeYbus(mpz); > > > Ifrom= Yf*V; > > > pourcentage_line(d) = ( abs(Ifrom) (d) * results.baseMVA) / > results.branch(d,6) *100; > > > First, could you tell me if this is correct? > > Secondly, I have trouble interpreting the results as at the end of my OPF > I get pourcentage of flows higher than 100%, for me as the flow has been > limited to the rate A value, I sould not get flows higher than 100%. > > Thank you for any help on the subject, > > Regards, > > > Gamze > >
