Dear Dr Zimmerman, I have the attached case which converges with runopf_w_res and I have left the reserve contribution of the dis patchable load positive.
Would you think this model could work? Regards Tommy On Thu, Mar 13, 2014 at 6:50 PM, Ray Zimmerman <[email protected]> wrote: > I don't think this scenario makes sense in the context of the reserve > market as implemented, which is only for positive reserves. The constraint > in (6.4) means that the reserve quantity for a dispatchable load would be > negative, so it doesn't contribute positively to the requirement in (6.5) > and I don't think it would be non-zero. > > In any case, that reserve implementation was not designed with > dispatchable loads in mind. > > -- > Ray Zimmerman > Senior Research Associate > B30 Warren Hall, Cornell University, Ithaca, NY 14853 > phone: (607) 255-9645 > > > > On Mar 12, 2014, at 3:19 PM, Tommy k <[email protected]> wrote: > > Dear Dr Zimmerman, > > Thank you, that worked. Would it be possible to price a dis-patchable > load out of the energy market but leave it competitive as a reserve > resource? > > Regards > Tom > > > On Wed, Mar 12, 2014 at 12:58 PM, Ray Zimmerman <[email protected]> wrote: > >> There is nothing special about 3-bus models, but even the standard OPF >> (without reserves) is infeasible on your 3-bus case. Try relaxing the >> voltage limits on buses 1 and 2 and relaxing the line limits until you can >> get runopf() to converge. Then you can gradually tighten up the constraints >> and see where the problems arise. Once you have a converging OPF with >> reasonable values, try adding the co-optimization of reserves. >> >> -- >> Ray Zimmerman >> Senior Research Associate >> B30 Warren Hall, Cornell University, Ithaca, NY 14853 >> phone: (607) 255-9645 >> >> >> >> On Mar 11, 2014, at 6:10 PM, Tommy k <[email protected]> wrote: >> >> Dear Dr Zimmerman, >> >> The attached 3 bus case file which converges with runpf but not with >> runopf_w_res('case3',mpopt,'test1','test2'); >> >> Will co-optimisation not work on a three bus model? >> >> >> Thanks >> Tom >> <case3.m> >> >> >> > >
case3.m
Description: Binary data
