Hi, For radial distribution networks, Newton power flow often encounter convergence issues due to high r/x ratio. I suggest you look at articles on "Improved CPF for distribution networks"
Hope this helps. Ahmad On Thu, Jun 13, 2019, 3:36 PM akhil <[email protected]> wrote: > > > ---------- Forwarded message --------- > From: akhil <[email protected]> > Date: Thu, 13 Jun 2019 at 19:52 > Subject: Maximum load limit for radial distribution cases. > To: <[email protected]> > > > I am running the radial distribution power flow which is based on backward > forward sweep algorithm. for the network data which is provided with > matpower the radial load flow converges successfully. But to get the > maximum load limit of the system, when I am running the load flow with > increased load at each bus in a step of 1 % the radial load flow does not > converge after some point. > The change in Load is as per Pnew=Lambda*P0 and Qnew=Lambda*Q0 with 1 % > change in load at all buses simultaneously. > I am Trying to get the minimum bus voltage of the system after each change > in load and running corresponding radial flow successively until the > minimum voltage of the system (bus with minimum voltage) getting reduced > smoothly. > The code which I run is attached herewith for your reference. > > > > > Thank you > > Yours > Akhilesh K Barnwal > Ph.D. Research Scholar > IIT BHU Varanasi. > mail: [email protected] > > > -- > > > > > > @khil >
