Notice that the 11th row is all zero’s as well.

This is because branch 11 is a radial branch, the only one connecting bus 7 to 
the rest of the network. So no other line outages affect the flow on that line 
and it is not possible to take out that line and leave the bus injections 
unchanged.

    Ray


> On Mar 4, 2016, at 2:55 AM, Sajjad Abedi <[email protected]> wrote:
> 
> Dear all
> 
> I need to use makeLODF to derive the LODF matrix for the case: 
> mpc='case24_ieee_rts.m'.
> 
> I simply use the following commands:
> PTDF=makePTDF(mpc.baseMVA,mpc.bus,mpc.branch);
> LODF=makeLODF(mpc.branch,PTDF);
> 
> However, the 11th column of the LODF matrix is filled with NaN values. Could 
> anyone help in resolving this issue?
> 
> Thanks a lot
> 
> Sincerely,
> 
> Sajjad Abedi
> Texas Tech University



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