RE: PQ Capability HVDC Converter

2014-11-05 Thread Christian Orberger
Hi Ray, thank your for this hint. It weren't these variables, but the variables of the dummy generators, which are added in "toggle_dcline" from line 153. There I would like to define constraints of the variables "PMAX, PMIN, QMAX, QMIN" of the dummy generators. E.g. not fg(:, PMIN) =

loss sensitivity factor

2014-11-05 Thread nivedita arunachalam
Dear all, I’m working with reactive power optimization; in with I’m going to integrate renewable energy. I’m in need to calculate the loss sensitivity factor (LSF) for placement of the renewable. Can anyone help me find the values for the LSF in matpower. Please anyone reply as soon as po

Re: PQ Capability HVDC Converter

2014-11-05 Thread Ray Zimmerman
Hi Christian, But it is precisely these values of the dcline field that are used to set the corresponding parameters for the dummy generators in a consistent way. Regarding your specific example of line 157, since the PG values of the pair of dummy generators are linked via an equality constrai

Re: incorporating N-1 contingency

2014-11-05 Thread Jose Luis Marin
Hello Abhisek, As Ray said, you have to roll your own code, but it's pretty simple actually. I just had to prepare such a script recently, so I'm attaching it here in case it helps. Best regards, -- Jose L. Marin Gridquant España SL Grupo AIA On Sun, Nov 2, 2014 at 1:25 PM, abhisek mishra