There is not necessarily anything unusual about this. If the generators are relatively expensive and their PMIN value is zero, it may be economical to dispatch them at 0 MW output.
Ray > On Jun 9, 2017, at 8:15 PM, Xinwen Ni <xinwen...@strath.ac.uk> wrote: > > Hi, all > > I built a test system based on MOST tutorial 7 and ran into a problem. Even > though generators are scheduled online as indicated in mdo.UC.CommitSched. > The outputs of some generators are returned zero in > mdo.results.ExpectedDispatch. > Please let know me if you have any clue. Thank you. > > Regards, > Xinwen > >