Do you have some bus numbers (either in the bus or branch matrix) that are not positive integers?
Ray > On Nov 27, 2019, at 6:14 AM, Winnie apiyo <[email protected]> wrote: > > Good evening Ray, > It is now running but with this error: > Array indices must be positive integers or logical values. > > Error in ext2int (line 148) > bs(n2i(mpc.branch(:, F_BUS))) & ... > > Error in runpf (line 109) > mpc = ext2int(mpc); > > On Tue, Nov 26, 2019 at 10:58 PM Ray Zimmerman <[email protected] > <mailto:[email protected]>> wrote: > You’ll have to show us exactly what commands you are using to attempt to run > it. It sounds like you may be calling runpf(mpc) without first loading the > case into mpc. Normally, you’d do something like … > > mpc = loadcase('case118'); > results = runpf(mpc); > > … or simply … > > results = runpf('case118'); > > Hope this helps, > > Ray > > >> On Nov 26, 2019, at 12:18 PM, Winnie apiyo <[email protected] >> <mailto:[email protected]>> wrote: >> >> It is only running with no results. mpc empty , undefined function or >> variable mpc. I have been troubleshooting with no results. What are the >> possible mistakes? >> >> Sent from my iPhone >> >>> On 26 Nov 2019, at 20:26, Ray Zimmerman <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> There is no explicit limit to the size. Power flow for a 582 bus case >>> should be extremely fast, only a fraction of a second. On my 5 yr old >>> laptop a 13,000 bus system solves in ~0.3 sec. >>> >>> Ray >>> >>>> On Nov 24, 2019, at 3:12 PM, Winnie apiyo <[email protected] >>>> <mailto:[email protected]>> wrote: >>>> >>>> Thank you >>>> >>>> Sent from my iPhone >>>> >>>>> On 24 Nov 2019, at 21:54, Abhay Kumar <[email protected] >>>>> <mailto:[email protected]>> wrote: >>>>> >>>>> A list of test cases are available in Appendix D (Table D-18 to Table >>>>> D-23) of the MATPOWER user manual >>>>> <https://matpower.org/docs/MATPOWER-manual.pdf> I’m not sure if there is >>>>> a limit but MATPOWER can definitely handle 582 buses. >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> Abhay Kumar >>>>> Graduate Teaching Assistant | Michigan Tech | Dept of ECE >>>>> E: [email protected] <mailto:[email protected]> >>>>> A: EERC 617, 1400 Townsend Dr Houghton MI 49931 >>>>> >>>>>> On Nov 24, 2019, at 1:33 PM, Winnie apiyo <[email protected] >>>>>> <mailto:[email protected]>> wrote: >>>>>> >>>>>> good evening, >>>>>> What is the maximum number of buses that can be run in MATPOWER.? I have >>>>>> 582 buses and can't run power flow or it is just taking long to run >>>>>> regards >>>>> >>> >
