Unfortunately, I am not aware of any customizations that allow MATPOWER to handle unbalanced three-phase networks.
-- Ray Zimmerman Senior Research Associate B30 Warren Hall, Cornell University, Ithaca, NY 14853 phone: (607) 255-9645 On Jan 16, 2014, at 9:26 AM, Jovan Ilic <[email protected]> wrote: > > Or read Dr. Zimmerman's PhD dissertation. :-) > > > > > On Thu, Jan 16, 2014 at 9:10 AM, Robert Spiewak > <[email protected]> wrote: > Talk to Dr. Zimmerman... > > Best Regards, > > Robert Spiewak > +1(713) 826-9758 > (Sent from Remote) > > > On Jan 16, 2014, at 7:49, Theofilos Xanthos > > <[email protected]> wrote: > > > > Thanks for the answer Robert. > > > > Actually I thought the same, but I heard there are custom modifications on > > Matpower to extend it for three phase simulation. > > Anyone has any knowledge on that? > > > > Kind Regards, > > Theofilos > > > >> On 01/16/14, Robert Spiewak <[email protected]> wrote: > >> > >> Yes and no. > >> > >> I tryied what you sugest but it did not work. It is just too many > >> diferences. I am doing it in steps now as I could not make Matpower to > >> work for me. > >> > >> You need to have system description in a phase frame of reference and then > >> you need to modyfy code to calculate in a phase frame of reference. > >> See Arrillaga/Arnold book for details. > >> Radial systems are much cleaner/easier if you can just focus on them, but > >> NR and L methods are time consuming to develope and test. > >> > >> Good luck! > >> > >> Best Regards, > >> > >> Robert Spiewak > >> (Sent from Remote) > >> > >>> On Jan 16, 2014, at 7:01, Theofilos Xanthos > >>> <[email protected]> wrote: > >>> > >>> Dear all, > >>> > >>> I would like to use Matpower for unbalanced three phase distribution > >>> systems, state estimation programming. > >>> > >>> Since Matpower only uses one phase equivalents, can any modification be > >>> done to a case file to represent a > >>> three phase unbalanced system. For example, have three 0,+120,-120 > >>> degrees reference bus nodes instead of one, and then solve > >>> the state estimation problem on 3 radial topologies interconnected by > >>> mutual coupling terms? > >>> I am quite an amateur in Matpower, just starting now to understand its > >>> mechanics. > >>> > >>> Kind Regards, > >>> Theofilos > > > > > > > > >
