The only one that is used currently by MATPOWER is the long term rating (RATE_A), which is used to limit the MVA flows when running an OPF.
-- Ray Zimmerman Senior Research Associate 419A Warren Hall, Cornell University, Ithaca, NY 14853 phone: (607) 255-9645 On Oct 4, 2012, at 9:51 AM, Cansu Yildirim <[email protected]> wrote: > Dear All, > > I’m trying to model a network containing different voltage levels and I have > to take account of the load of each branch in my network, so that my lines > are not overloaded. > Therefore I wanted to fill in data for the long, short and emergency ratings > (RATE_A,RATE_B,RATE_C). As far as I didn’t get anything wrong, these ratings > define the allowable magnitude of the flow. Can anybody give me a proper > definition? And how do they influence my power flow? How does matpower use > this information? > And I’m not sure how to calculate these ratings. Is it enough to know the > maximum allowable operating current and voltage rating for the cables? > > I would be grateful for any help. > > Kind regards, > > Cansu Yildirim
