1 - I don’t really have experience with the state estimation code, so I’m not
sure what’s normal here.
2 - Simply set the value of the VG column in the gen matrix to 1 instead of
1.06 for the slack bus generator and the power flow solution should also have
slack voltage of 1 p.u.
Ray
> On Jan 23, 2019, at 3:01 AM, naime ahmadi <[email protected]> wrote:
>
> Hi,
> I have 2 questions.
> 1-I run AC state estimation in matpower (use runse and state_est).
> When I see these plots
> subplot(3,2,1), plot(180/pi*(angle(Vlf)-angle(V)),'.'), title('Voltage Angle
> (deg)');
> subplot(3,2,2), plot(abs(Vlf)-abs(V),'.'), title('Voltage Magnitude (p.u.)');
> Error in angle is around 1.2 degree. Does it normal?
> I only use matpower file and do not change anything.
> 2-voltage of power flow is 1.06 and voltage of state estimation is 1for slack
> bus, is there anyway that I can scale 1.06 to 1?
>
> Thank you,
> Naime
>
>
