Hi Ray, Sorry for raising the issue again regarding the AC-PTDF. Unlike DC-PTDF, where it contains only the "from bus" sensitivity of flows , why does AC-PTDF contains both from bus and To bus information? What are the significance of it?
Regards, Jubeyer On Mon, Jun 24, 2019 at 5:25 PM Jubeyer Rahman <[email protected]> wrote: > Thank you very much. > > On Mon, Jun 24, 2019 at 5:24 PM Ray Zimmerman <[email protected]> wrote: > >> From a quick look at the code (remember, when in doubt, the code *is* the >> documentation 😉), it seems each matrix contains the sensitivities of >> active, then reactive, power flows to active, then reactive, injections. Hf >> is the sensitivities of flows at the “from” ends of branches, Ht at the >> “to” end. >> >> Ray >> >> >> On Jun 24, 2019, at 11:59 AM, Jubeyer Rahman <[email protected]> wrote: >> >> So, can you tell me what is Hf and what is Ht here in the code? And why >> the dimension is bigger than DC-PTDF matrix? >> And are you following the reference mentioned in the post to calculate >> AC-PTDF? >> >> -Jubeyer >> >> On Mon, Jun 24, 2019 at 9:29 AM Ray Zimmerman <[email protected]> wrote: >> >>> I don’t have anything more recent that the code you referenced. >>> >>> Ray >>> >>> >>> On Jun 17, 2019, at 10:28 AM, Jubeyer Rahman <[email protected]> wrote: >>> >>> Hi Ray, >>> >>> I have come to know about the code of calculating AC-PTDF from this >>> thread: >>> https://www.mail-archive.com/[email protected]/msg05924.html >>> >>> While checking the t_makePTDFac which turned out to fail in the test >>> cases (apparent from the messages it producing). >>> >>> I would like to know whether there exists any robust code to calculate >>> AC-PTDF or not? >>> >>> Regards, >>> Jubeyer >>> >>> >>> >>
