Dear Houssem, Sir, its working now. Thank yoou so much.
Sincerely Yours SMG Mostafa EPSM, AIT On Mon, Mar 6, 2017 at 3:11 PM, Houssem <[email protected]> wrote: > Dear Mohamed > > 'case33bw' has some tie lines that you have to delete or comment in order > to solve this case using 'radial_pf'. > > The tie lines (that you have to comment ) are : > > % 21 8 2.0000 2.0000 0 0 0 0 0 0 0 > -360 360; > % 9 15 2.0000 2.0000 0 0 0 0 0 0 0 > -360 360; > % 12 22 2.0000 2.0000 0 0 0 0 0 0 0 > -360 360; > % 18 33 0.5000 0.5000 0 0 0 0 0 0 0 > -360 360; > % 25 29 0.5000 0.5000 0 0 0 0 0 0 0 > -360 360; > > > Regards > > Houssem > > > > On 06/03/2017 9:03 AM, Sk. Md. Golam Mostafa wrote: > > Dear Ray Zimmerman, > > Thank you so much sir. I downloaded the zip file from https://github.com/ > MATPOWER/matpower/ and installed by followng README instructions and it > was successfully verified with *test_matpower* instruction. After that I > used radial_pf(mpc,mpopt) that gave results for *case 18*, and *case 22* > but when I used case33bw it shows errors saying: Error using radial_pf > (line 34) > radial_pf: power flow algorithm PQSUM can only handle radial networks. > > Another thing sir, I look for *"Radial Power Flow"* section at *4.1.1 in > Matpower Manual*. May be it still not included. I used the following > command for case33bw: > > >> mpopt=mpoption('pf.alg','PQSUM','pf.tol',1e-4,'out.all', > 0,'verbose',0); > >> mpc=loadcase(case33bw); > >> results=radial_pf(mpc,mpopt); > >> sum(real(get_losses(results))) > > I also tried with "ISUM", "YSUM" but saying the same thing as: > > Error using radial_pf (line 34) > radial_pf: power flow algorithm PQSUM can only handle radial networks. > > Please sir, Guide me. Thanks in advance for both of you. > > Sincerely Yours > Sk. Md. Golam Mostafa > M.Eng. in EPSM, AIT > > On Sat, Mar 4, 2017 at 5:24 AM, Ray Zimmerman <[email protected]> wrote: > >> Did you install the latest development version from GitHub? It’s not >> available yet as a versioned release from the MATPOWER home page, only from >> GitHub. Please follow the Installation instructions in the README at >> https://github.com/MATPOWER/matpower/ >> >> Ray >> >> >> >> > On Mar 3, 2017, at 12:17 AM, Akash Tyagi <[email protected]> >> wrote: >> > >> > I also don't find the forward/backward sweep based power flow method​ >> for radial distribution system? >> >> >> >> > >
