In MATPOWER, which uses a bus/branch model, you can use the BR_STATUS column of the branch matrix to indicate whether a particular branch is in-service or out-of-service.
Ray > On Dec 6, 2016, at 8:26 AM, Andrey Vieira <andre...@hotmail.com> wrote: > > Good morning people!! My name's Andrey Vieira. I am a PhD student in Belém - > Brazil (amazon) in the area of energy systems at PPGEE-UFPA. I intend to > develop my thesis in the area of optimization for restoration of electric > energy distribution systems with some goals and restrictions. My purpose is > to develop an intelligent algorithm that performs a configuration in Electric > Power Distribution Systems for the problem of restoration in both literature > feeders and in the most complex (real), three-phase and unbalanced radial, > with a multiobjective approach and with time requirements real. > I have read several papers on the subject and intend to use MATPOWER to > optimize the reconfiguration on some IEEE feeders (16,33 and 84 bars). > Currently, I am starting programming and I have come up against a simple > question regarding the manipulation of the (normally open and normally > closed) IEEE cases of matlab (case33, case69, case84, etc), ie: How to > manipulate the (Normally closed sections) and those to be closed for analysis > (TIE keys)? > Anyway, the reason for my contact is to know if anyone can help me regarding > the switchings in the MATPOWER IEEE case files. That is, how do I manipulate > (change the state of the keys)? For example, in the case of 33 bars, in the > initial configuration, TIE keys are part of the initial configuration of the > system. I do not know if I'm getting it wrong, but when running load (runpf > ('case33')), whether or not you have the 5 TIE keys inserted in the case33 > files, the result is always the same. I know I must be making a mistake, I > just do not know what it is. I would appreciate the help. > > > > "A Segurança econômica não se encontra no emprego, mas sim em seu próprio > poder de produzir - pensar, criar, aprender, adaptar. Esta é a verdadeira > independência financeira, e não a posse de riquezas. É ter poder para > produzir riquezas. É algo interno" > (Stephen Covey).