Although Matpower does not have a function for ATC, it has all the required building blocks for doing the calculations You can take a look at the continuation power flow feature in the MatPower manual as a starting point.
Shri On Apr 1, 2015, at 5:07 AM, "Aruna Dharmala" <dharmala.aruna...@gmail.com<mailto:dharmala.aruna...@gmail.com>> wrote: Respected sir, can we do available transfer capability calculation using matpower it is possible..? if it possible in this software how the interfacing between two areas of available transfer capability takes place for group of buses