Yes, in both cases they are combined into a single load and single shunt 
representing the total.

    Ray


> On Mar 21, 2019, at 4:34 PM, Jubeyer Rahman <[email protected]> wrote:
> 
> And also several fixed shunts on the same bus?
> 
> Sorry for not putting those questions in the same email.
> 
> On Thu, Mar 21, 2019 at 4:13 PM Jubeyer Rahman <[email protected] 
> <mailto:[email protected]>> wrote:
> How about several loads connected to the same bus?
> 
> On Thu, Mar 21, 2019 at 9:12 AM Ray Zimmerman <[email protected] 
> <mailto:[email protected]>> wrote:
> They are added together.
> 
>     Ray
> 
>> On Mar 20, 2019, at 9:58 PM, Jubeyer Rahman <[email protected] 
>> <mailto:[email protected]>> wrote:
>> 
>> One more question regarding this, if a particular bus simultaneously has 
>> fixed shunt and switched shunt, whose susceptance will appear on bus data 
>> section.
>> 
>> My intuition says, out of fixed shunt and switched shunt data, the one which 
>> will be parsed later should replace the previously parsed one. Am I right?
>> 
>> Regards,
>> Jubeyer
>> 
>> On Mon, Mar 11, 2019 at 9:46 AM Ray Zimmerman <[email protected] 
>> <mailto:[email protected]>> wrote:
>> In the psse2mpc() function, MATPOWER only reads the initial switched shunt 
>> admittance data (BINIT column) of the switched shunt data, which appears to 
>> be zero for all switched shunts in your file.
>> 
>>    Ray
>> 
>> 
>>> On Mar 9, 2019, at 12:13 PM, Jubeyer Rahman <[email protected] 
>>> <mailto:[email protected]>> wrote:
>>> 
>>> Sorry, please ignore my previous question.
>>> 
>>> Here, I am attaching a PSS-E raw file where it contains some susceptance 
>>> values for switched shunt data. As per your statement, matpower should be 
>>> able to parse those susceptance values and they should appear in the 'BUS' 
>>> data section, under the header 'Bs'. But I don't see it doing. Do you know 
>>> why this is happening? and how to make those susceptance data appear under 
>>> the 'Bs' header.
>>> 
>>> Regards,
>>> Jubeyer
>>> 
>>> On Fri, Mar 1, 2019 at 10:06 AM Jubeyer Rahman <[email protected] 
>>> <mailto:[email protected]>> wrote:
>>> So, does matpower consider every shunt data as fixed or switchable?
>>> 
>>> On Tue, Feb 26, 2019 at 7:00 PM Ray Zimmerman <[email protected] 
>>> <mailto:[email protected]>> wrote:
>>> Currently, MATPOWER does not yet model switched shunts explicitly, so they 
>>> are combined with the fixed shunts at a bus when importing from PSS/E RAW 
>>> format.
>>> 
>>>    Ray
>>> 
>>> 
>>> > On Feb 26, 2019, at 12:39 PM, Jubeyer Rahman <[email protected] 
>>> > <mailto:[email protected]>> wrote:
>>> > 
>>> > Hi,
>>> > 
>>> > Does anyone know where does switched shunt data go, after applying 
>>> > psse2mpc function to a PSS-E Raw file?
>>> > 
>>> > And how does matpower distinguishes between switched shunt and fixed 
>>> > shunt data?
>>> > 
>>> > Regards,
>>> > Jubeyer
>>> 
>>> 
>>> 
>>> <case_OD_1.raw>
>> 
> 

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