Without losses. -- Ray Zimmerman Senior Research Associate 419A Warren Hall, Cornell University, Ithaca, NY 14853 phone: (607) 255-9645
On Oct 29, 2012, at 4:54 AM, [email protected] <[email protected]> wrote: > ِDear Sir, > In DCOPF method, LMP is calculated without power losses or with power losses? > Thanks and best, > > Mohsen Akbari > M.Sc. in Power Systems Engineering > Electrical Engineering Department > K.N. Toosi University of Technology > Tehran, Iran > E-Mail: [email protected] , [email protected] > From: Ray Zimmerman <[email protected]> > To: MATPOWER discussion forum <[email protected]> > Sent: Friday, October 26, 2012 9:29 PM > Subject: Re: Calculation of the line reactance by the given PTDF matrix > > I checked with my colleague HyungSeon Oh who has worked on this (see his > paper [1]) and he claims that given a PTDF and the network topology you can > calculate *relative* reactances of the lines, so you would need the reactance > of at least one line to use as a reference. > > [1] > http://www.eng.buffalo.edu/Research/BEST/Publication/IEEE_NetworkReduction.pdf > > -- > Ray Zimmerman > Senior Research Associate > 419A Warren Hall, Cornell University, Ithaca, NY 14853 > phone: (607) 255-9645 > > > > > On Oct 25, 2012, at 6:42 PM, [email protected] > <[email protected]> wrote: > >> Dear Sir, >> Is it possible to calculate the reactance of lines by the given PTDF matrix >> of a power network? How? >> Thanks and best, >> >> Mohsen Akbari >> M.Sc. in Power Systems Engineering >> Electrical Engineering Department >> K.N. Toosi University of Technology >> Tehran, Iran > > >
