Just wanted to say, thanks to all who responded to this request for feedback (and sorry for this late acknowledgement). This was very helpful. Expect to hear more on this topic, especially on the developers list, as we hopefully get some funding to move forward in this direction.
Thanks again, Ray > On Mar 13, 2019, at 3:30 PM, Cody Rooks <[email protected]> wrote: > > Hello, > > I am glad to hear that the MATPOWER team is considering adding in unbalanced > functionality - I would love to see this enhancement. I think in general this > is a great idea due to the fact that increasingly researchers need to > consider optimization and OPF on the distribution system level. Assuming > balanced operation for such systems, as is done in most research, I think is > unsuitable. > > I can only speak in comparison to GridLAB-D but here are some attributes and > aspects that I think MATPOWER could bring to the table: > The other distribution system software you have mentioned are primarily > distribution system simulators and have very limited optimization > functionality. Any control/optimization a user wishes to run must be > programmed separately and somehow linked to the simulator, which, speaking > from experience, can be painfully challenging. > The fact that MATPOWER is effectively a MATLAB Toolbox is a benefit in itself > due to the fact that a user won't have to leave the MATLAB environment when > performing a study. Further, MATLAB's rich library of functions and features > will naturally augment a MATPOWER simulation (e.g., control, optimization, > machine learning, statistical and other toolboxes). > For me, the essential perks of MATPOWER are its OPF functions. Extending this > to unbalanced, multi-phase cases would be a great tool for > students/researchers. > Some other driving points: > the use of standard multi-phase system case files, for quick loading, > analysis and modification > the ability to easily add in user-defined constraints > the ability for a user to choose different system models in the case of > unbalanced, multi-phase networks, specifically AC or linearized versions > (transmission DC assumptions are usually not appropriate for distribution > systems) > This enhancement gets my strong vote and, time permitting, I'd be willing to > assist in its development. > > Best regards, > > Cody > > On Sat, Mar 9, 2019 at 7:40 PM Ray Zimmerman <[email protected] > <mailto:[email protected]>> wrote: > Hi MATPOWER users, > > I have a question (well, maybe several) that I'd love to hear your feedback > on. > > Suppose, hypothetically, that we were to extend MATPOWER to model > multi-phase, unbalanced networks … > > - What are the main features that would set apart such a MATPOWER-based tool > from existing simulation tools such as OpenDSS and GridLab-D? > - What are they missing? Or what could a MATPOWER-based tool be uniquely > suited for? > > Looking forward to your replies, > > Ray > > >
