You may also want to consider the code in extras/maxloadlim which uses an OPF to find the maximum loadability. You can find the manual for this code on GitHub here <https://github.com/MATPOWER/matpower-extras/blob/master/maxloadlim/manual/maxloadlim_manual.pdf>.
Ray > On Nov 28, 2017, at 5:45 AM, Electric <[email protected]> wrote: > > Thank you for your informative answer. If I only increase the load at a > single bus, i, in the target case, does Max lambda indicates vulnerability of > bus i, for voltage stability of power system. > In other words, does it mean that bus is critical for voltage stability > studies? > > On Mon, Nov 27, 2017 at 11:22 PM, Abhyankar, Shrirang G. <[email protected] > <mailto:[email protected]>> wrote: > Hello, > > MATPOWER’s CPF requires two data files; the first one having the base > loading/generation, called basecasedata, and the other that has the target > loading/generation, called targetcasedata. The CPF traces the trajectory of > solutions along increasing lambda direction, with lambda = 0 at the base-case > solution and lambda = 1 at the targetcase. Lambda can go beyond or less than > 1 depending on where the system collapses (maximum loadability limit). > > > > From your question, it seems like you want to increase the load at a single > bus. For this, you merely need to modify the load for the given bus in the > targetcase data and run the CPF. > > > > Shri > > From: <[email protected] > <mailto:[email protected]>> on behalf of Electric > <[email protected] <mailto:[email protected]>> > Reply-To: MATPOWER discussion forum <[email protected] > <mailto:[email protected]>> > Date: Monday, November 27, 2017 at 4:23 AM > To: MATPOWER discussion forum <[email protected] > <mailto:[email protected]>> > Subject: Fwd: How to find max-load ability for each bus of power system > > > > > > I am interested to find the max load-ability at each bus in order to find the > most critical buses in a power system in aspect of voltage stability. How is > it doable? > > I thought of cpf, but it merely returns the max lambda which is an index for > whole system. > > > >
