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Short Term Wind Power Forecast

Short-Term Wind Power Forecast

The purpose of this interface is to provide a query for fetching short-term wind power forecast (STWPF) for each WGR and STWPF forecast for all WGRs. This interface will return the last hour data for the requesting hour-end.

The request message would use the following message fields:

Message Element Value
Header/Verb get
Header/Noun STWPF
Header/Source MARKET PARTICIPANT ID
Header/UserID ID of user
Request/endTime End time of interest
Request/ID

Optional: WGR identity

If No WGR provided then STWPF for all WGRs is returned

The corresponding response messages would use the following message fields:

Message Element Value
Header/Verb reply
Header/Noun STWPF
Header/Source ERCOT
Reply/ReplyCode Reply code, success=OK
Reply/Error Error message, if error encountered
Payload/ STWPF

The following diagram defines the ForecastPayload structure in the STWPF response:

ForecastSet Structure

The following is an abbreviated XML example of a STWPF response:

<ns1:ForecastPayload xmlns:ns0="http://www.ercot.com/schema/2007-05/nodal/eip/il"
    xmlns:ns1="http://www.ercot.com/schema/2007-06/nodal/ews">
    <ns1:ForecastSet>
        <ns1:Site duns="1234567890000" name="WIND_1" qseid="QSE1">SITE1</ns1:Site>
        <ns1:Created>2016-01-14T09:10:59-06:00</ns1:Created>
        <ns1:AnalogValue statistic="MEAN" timeStamp="2016-01-14T10:00:00-06:00" type="STWPF"
            units="MW">1.6E0</ns1:AnalogValue>
    </ns1:ForecastSet>
    <ns1:ForecastSet>
        <ns1:Site duns="1234567890000" name="WIND_2" qseid="QSE1">SITE2</ns1:Site>
        <ns1:Created>2016-01-14T09:10:59-06:00</ns1:Created>
        <ns1:AnalogValue statistic="MEAN" timeStamp="2016-01-14T10:00:00-06:00" type="STWPF"
            units="MW">2.7E0</ns1:AnalogValue>
    </ns1:ForecastSet>
</ns1:ForecastPayload>