If you want to get exactly the same solution (in p.u.), you will need to scale all input parameters that are expressed in MW, MVAr or MVA. Have a look at 'help caseformat' to see which ones they are.
-- Ray Zimmerman Senior Research Associate 419A Warren Hall, Cornell University, Ithaca, NY 14853 phone: (607) 255-9645 On Apr 18, 2012, at 4:05 PM, iman wrote: > Dear Prof Zimmerman, > > All the case are in MW scale.For example ,having run case 30 we have P > generation as 60MW (In Bus Data) and PLoad as 189.20 MW.I want to investigate > a low power network (Like distribution networks) and have generators in the > scale of 200 300 KW.So what I did was the following changes: > > mpc.baseMVA from 100 to 1 so I have > mpc.baseMVA = 1; > > and also divided loads (Pd Qd) in mpc.bus and mpc.gen (Pg Qg) by 100. > Is that enough for the modeling? > > > -- > Best regards > Iman >
