I am curious about the reason Matpower uses interior point methods for AC OPF. I am new to optimization and very impressed by the numbers that Dr. Zimmerman just shared (about the system size).
An expert opinion would be very helpful. Regards Abhay On Thu, Jun 19, 2014 at 11:54 AM, Ray Zimmerman <[email protected]> wrote: > There is no explicit limit, so the size will be limited by RAM and/or > computation time. I have successfully solved an AC OPF problem with > ~193,000 buses, ~25,000 generators, ~230,000 branches with the default > interior-point solver. > > -- > Ray Zimmerman > Senior Research Associate > B30 Warren Hall, Cornell University, Ithaca, NY 14853 > phone: (607) 255-9645 > > > > On Jun 19, 2014, at 10:22 AM, Abouzar Estebsari <[email protected]> > wrote: > > Dear all > > I would like to find out the allowed dimension of MATPOWER input cases > including the number of bus, branch and generators. As an example, I want > to know how large the input network can be, especially how many generators > including dispatch-able loads can be handled by the default interior-point > method solver provided by MATPOWER. > > Did anybody tried? > > Thanks a lot, > > Abouzar > > -- > *Abouzar Estebsari* > Doctoral Researcher > <image001.jpg> > Dipartimento Energia > Corso Duca degli Abruzzi, 24 > 10129 Torino – Italy > tel. +39 011 090 7117 > fax +39 011 090 7199 > > >
