this command gives this error " ??? Undefined function or method
'get_losses' for input arguments of type 'struct'."

thank you

On Sat, Feb 13, 2016 at 12:28 AM, Shruti Rao <[email protected]> wrote:

> Hi Fereshteh,
>
> get_losses is an inbuilt MATPower function that computes the branch losses
> and can also compute the reactive injections from line charging. It can
> also compute the derivatives with respect to voltage etc. , the details can
> be found in the manual in Chapter 9.
>
>
> Shruti
>
> On Fri, Feb 12, 2016 at 1:52 PM, Fereshteh Moghateli <
> [email protected]> wrote:
>
>> What do you mean by (get_losses)?
>> thank you
>>
>> On Sat, Feb 13, 2016 at 12:05 AM, Ray Zimmerman <[email protected]> wrote:
>>
>>> I’m not sure what you mean by “save losses” and “50 PF iteration”. If
>>> you mean something like record the value of total branch active power
>>> losses for 50 different power flow runs, then you could do something like
>>> the following:
>>>
>>> losses = zeros(50, 1);
>>> mpc = loadcase(<your_base_case_name>);
>>> for k = 1:50
>>>     <update some parameter in mpc>
>>>     r = runpf(mpc);
>>>     losses(k) = sum(get_losses(r));
>>> end
>>>
>>> Then the losses will be stored in the losses vector.
>>>
>>>    Ray
>>>
>>>
>>>
>>> On Feb 12, 2016, at 1:41 PM, Fereshteh Moghateli <[email protected]>
>>> wrote:
>>>
>>> hi community
>>> how to save losses in matpower in for example 50 PF iteration?
>>>
>>>
>>>
>>
>
>
> --
> Regards,
> Shruti Dwarkanath Rao
>
> Graduate Research Associate, Arizona State University
> Co-Vice-Chair: IEEE PES ASU Student Chapter
> Tempe, AZ, 85281
> 650 996 0116
>

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