Dear Sarmad, Thanks! Matpower provides the values of all Kuhn-tucker multipliers and Lagrange multipliers. So it is really a powerful tool which makes decomposition of the price possible if one wants to.
Kind regards, Jin 2018-04-11 17:12 GMT+10:00 Sarmad Hanif <[email protected]>: > Hi Jin, > > I couldn’t understand the issue you reported. But according to my > knowledge, MATPOWER gives you the final price at the node, it doesn’t > calculate individual congestion, loss, energy components. > > Moreover, for ACOPF, MATPOWER gives you and active ($/MW) and reactive > power ($/MVar) marginal prices at respective nodes. > > Hope it helps. > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Ma Jin > *Sent:* Wednesday, 11 April, 2018 8:04 AM > *To:* [email protected] > *Subject:* Question about shadow price of line flow constraints in AC OPF > > > > Dear all, > > > > I feel confused about the unit of the shadow price of the line flow > constraints in AC based OPF. Since the square of the apparent power is used > when building the line flow constraints, the shadow price should be with a > unit of $/(MVA*MVA). When it is converted to the shadow price $/MVA, > MatPower times the RateA of that line, but for me, it more makes sense if > it is multiplied with the apparent power flowing through the line. What is > the reason behind multiplying that RateA. Thanks! > > > > Kind regards, > > Jin >
