Since mpc is a structure, can't you just add something like mpc.added_data = ...
________________________________ Od: bounce-122196909-80056...@list.cornell.edu <bounce-122196909-80056...@list.cornell.edu> v imenu Santiago Torres <santiago.i...@gmail.com> Poslano: 16. januar 2018 16:56 Za: MATPOWER discussion forum Zadeva: Unused colums in mpc.branch? Dear Ray and Matpower friends, It is possible to use an unused colum in mpc.branch estructure? I want to put transmission lines circuit costs for each right-of.way in the same matpower data file. Maybe, the question would be instead, there are unused columns in mpc.branch estructure? Thanks for your help, Santiago -- -- Santiago Torres Contreras Profesor Principal Facultad de Ingeniería Director del Departamento de ingeniería Eléctrica, Electrónica y Telecomunicaciones (DEET) Universidad de Cuenca Tel. : (593 7) 405 1000<callto:%28593%207%29%20405%201000> ext.2385 Av. 12 de Abril y Agustín Cueva, Ciudadela Universitaria www.ucuenca.edu.ec<http://www.ucuenca.edu.ec/> http://scholar.google.co.uk/citations?user=4EfR5L8AAAAJ&hl=en [https://mail.google.com/mail/u/0/?ui=2&ik=06d2a8abaa&view=fimg&th=1580bba344552fc9&attid=0.0.1&disp=emb&attbid=ANGjdJ8L-2FjvhAqfckaMKvlJLMU4CRRE36DMg9BZJZ7zUtTIRA0yEiS5VitUFKv1-zgdfSZiZoxTLv25D0ElOI-Chaln4oyEiyd1gQG5vHRryz5O2fHNJu5OvBA0Rw&sz=w424-h106&ats=1478032895644&rm=1580bba344552fc9&zw&atsh=1]