Could you please give me an example of gencost matrix because the in the 't_auctioncase.m', the gencost is not fixed. So, my question is this, in what way I have to change the gencost matrix. Can I say the fixed offers and nonlinear gencost is equal to linear bids/offers?
Best Wishes Roberto On Tue, Apr 3, 2012 at 21:14, Ray Zimmerman <[email protected]> wrote: > The bid or offer is essentially a marginal cost, that is, the derivative > of the total cost function that goes into gencost. So essentially, you > integrate the marginal cost (or offer function) to get the total cost > function to put in gencost. > > -- > Ray Zimmerman > Senior Research Associate > 419A Warren Hall, Cornell University, Ithaca, NY 14853 > phone: (607) 255-9645 > > > > > On Apr 3, 2012, at 3:01 PM, Roberto Carvalini wrote: > > Thanks a lot for your help. Is it possible for you to give an example in > which how a linear offer would correspond to a quadratic gencost? > > Best Wishes > > Roberto > > > On Tue, Apr 3, 2012 at 20:58, Ray Zimmerman <[email protected]> wrote: > >> The runmarket code essentially just takes bids and offers, converts them >> into the corresponding gencost entries, runs the OPF and then repackages >> the results as a set of cleared offers and bids. The runmarket code will >> not handle linear bids or offers, but you can convert your bids and offers >> directly into the corresponding gencost entries and then run the OPF >> directly to get the result. A linear offer would correspond to a quadratic >> gencost. >> >> -- >> Ray Zimmerman >> Senior Research Associate >> 419A Warren Hall, Cornell University, Ithaca, NY 14853 >> phone: (607) 255-9645 >> >> >> >> >> On Apr 3, 2012, at 11:42 AM, Roberto Carvalini wrote: >> >> Dear Prof. Zimmerman, >> >> How can I model a linear bid instead of fixed bids in MATPOWER? For >> example I want to have a Linear supply bid with fixed demand. Is it >> possible? >> >> Best Wishes >> >> Roberto >> >> >> > >
