They are added together.

    Ray

> On Mar 20, 2019, at 9:58 PM, Jubeyer Rahman <[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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