Did you check all constraints? Were they all valid? How much is difference? Better or worse? Which case did you run?
2013/4/22 舒 <[email protected]>: > Hello， > recently ,i modify the OPF with interior point algorithm. for the > f_fcn = @opf_objfcn; %目标函数 可以包括grad+hessian > gh_fcn = @opf_constraintsfcn; %等式约束+grad > ipm_hessian = @opf_hessmatrixfcn; %hessian > > are the same, but the result is different with matpower .I don't know > why.who can help me > > > > > -- > > ----------------------------------------------------- > > 舒德兀（Alex） > > schools of electrical engineering and automation ,Tsinghua > University,China.. > > > At 2013-04-22 01:41:24,"angelina sirri" <[email protected]> wrote: > > Hi everyone! > I am running ac opf in case ieee24 bus, doing a reliability analysis.In some > hours the opf does not converge and I observe that in mpc.gen Qg exceeds the > Qmin and Qmax limits. During these hours, the there is not a failure , and > all the branches and generators have status=1. When this problem appears in > an opf which are the possible solutions?What I should correct, take into > account or change in order not to exceed the reactive power limits?? > Any help would be great! > Regards, > Angelina > > >
