I have temporarily done it by adding one extra column to the branch data but later before I run the OPF , I have removed it. It was a required for a loop operation which I was intending to do to modify some of the parameters.
On Tue, Apr 9, 2019 at 9:27 PM John Cynn <[email protected]> wrote: > Dear Ray, > > Thanks for your response. > > I am curious if anyone in the community has extended the input format by > adding more information like IDs, owner/area informatiom etc. For e.g. > adding another column in branch data for IDs. > > John > > > On Apr 9, 2019 1:28 PM, "Ray Zimmerman" <[email protected]> wrote: > > Currently, MATPOWER has no such identifier, so the only way to identify a > branch uniquely is by its row number in the branch matrix … or something > derived from that. I agree all devices need some unique identifier > independent of the order in the input data. At some point I expect we’ll > update the input format again and add things like that. > > Ray > > > > On Apr 9, 2019, at 12:42 PM, John Cynn <[email protected]> wrote: > > > > Hi All, > > > > I wanted to check if there is a way to identify and differentiate > transmission lines that have the same "from" and "to" buses. For example, > if there are two lines, it is probably not possible to retrieve the line > information of one of the two lines unless we know the exact row number in > the branch data. > > > > Any ideas to do this? Some other tools like PSSE use some kind of an ID > to do so. > > > > Thanks. > > John > > > > >
