Looks correct to me. -- Ray Zimmerman Senior Research Associate B30 Warren Hall, Cornell University, Ithaca, NY 14853 phone: (607) 255-9645
On Jun 3, 2013, at 2:49 AM, yibo pi <[email protected]> wrote: > Dear all, > > I am confused with the relations between the variables in p.u. in test cases > in Matpower. The user manual doesn't mention their relations in detail. Could > anyone help me with these relations? > > To my understanding, the relations are > > Vm (p.u.) = Vm (KV) / baseKV (baseKV differs with the voltage level) > Z_base = baseKV^2 / baseMVA > r (p.u.) = r (ohm) / Z_base > > Thanks a lot! > > -- > Pi Yibo
