Actually, it can also use a trapezoidal set of constraints. See section 6.4.3
and Figure 6-6 in the User’s Manual
<http://www.pserc.cornell.edu/matpower/docs/MATPOWER-manual-5.1.pdf> for the
details.
Ray
> On Nov 30, 2015, at 9:15 AM, Abhyankar, Shrirang G. <[email protected]> wrote:
>
> Rectangular.
>
>> On Nov 30, 2015, at 5:10 AM, "Vladimir Frolov"
>> <[email protected]> wrote:
>>
>> Dear Matpower community,
>>
>> Do you know if opportunity cost constraint is used in the ACOPF formulation
>> of Matpower?
>> In other words, does an allowed P,Q area for generator is just a rectangular
>> with Pmax, Pmin, Qmax, Qmin or something more complicated with limited
>> apparent power generator output?
>>
>> Best,
>> Vladimir
>
>
