Re: Islanded DC OPF with DC lines

2015-07-21 Thread João Gorenstein Dedecca
Hi Dr. Zimmerman, thanks for the reply, I ran simple cases on matlab using v5.1, and got the same errors for situations 1 and 2. M-files are provided at the end, altered from test case t_case9_dcline. Thank you! 1 - For a 2-bus system dc-connected, creation of the sparse Bf matrix fails *.Could t

Re: error using the bustypes function

2015-07-21 Thread Mahmoud Abdallah
Sent from Yahoo Mail on Android From:"Ray Zimmerman" Date:الأربعاء, يوليو ١, ٢٠١٥ at ١٦:٠٩ Subject:Re: error using the bustypes function The bustypes() function expects the buses to be numbered consecutively (internal bus ordering), so you have to convert to internal ordering first. mpc = l

Equvalence of IEEE 118 bus system

2015-07-21 Thread Nandu Balachandran
Dear MATPOWER community, Is it possible to do equivalencing of big power systems using MATPOWER ? I have IEEE 118 bus system where I have a study area which are separated by interfaces. Would it be possible to get equivalent network with my study area and equivalence of rest of the system ?

Re: Equvalence of IEEE 118 bus system

2015-07-21 Thread Abhyankar, Shrirang G.
The latest version of MATPOWER has code for creating reduced equivalents of larger networks. The code is in the ‘reduction’ folder in the extras directory. See page 148 of the MATPOWER manual. Shri From: Nandu Balachandran mailto:nbala...@my.uno.edu>> Reply-To: MATPOWER discussion forum mailto: