clc
clear all

mpc=loadcase(HMZ_TCSC_case);                                      % to load the case file
results=runopf(mpc); 

%decreasing x, it is exepected to avoid the overloading of TL (from 1_To 2) 
mpc.branch(1,4)=mpc.branch(1,4)*0.9;
results=runopf(mpc); 
 
