Idd part 1 Interfaces with bsc parties and their Agents




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4.7.5.5 NDFW - Demand Forecast 2-52 weeks ahead


This message contains peak-of-the-week demand forecast values for the following year. The data is published by BMRA as it is received from the System Operator . The Publishing Time in the message is applicable to the forecast as a whole. The records in the message are ordered by time.

Message Definition

The following table lists the fields that are required in the message.



Field

Field Type

Description of field

Publishing Date

TP

The time that the data was originally published by the System Operator .

Number of Records

NR

The number of times the next THREE fields are repeated.

Calendar Week Number

WN

The number of the week.

Week Start Date

WD

The start date of the week (in GMT).

Demand Value

VD

The Demand in MW.

Message Subject Name

BMRA.SYSTEM.NDFW


4.7.5.6 TSDFW – Transmission System Demand Forecast 2-52 weeks ahead


This message contains peak-of-the-week Transmission System demand forecast values for the following year. The data is published by BMRA as it is received from the System Operator. The Publishing Time in the message is applicable to the forecast as a whole. The records in the message are ordered by time.

Message Definition

The following table lists the fields that are required in the message.



Field

Field Type

Description of field

Publishing Date

TP

The time that the data was originally published by the System Operator.

Number of Records

NR

The number of times the next THREE fields are repeated.

Calendar Week Number

WN

The number of the week.

Week Start Date

WD

The start date of the week (in GMT).

Demand Value

VD

The Demand in MW.

Message Subject Name

BMRA.SYSTEM.TSDFW


4.7.5.7 NDF – National Demand Forecast


This message contains the National Demand Forecast values for every half hour period from the start of the current day to the furthest ahead forecast that has so far been received by the BMRA.

Every time an updated forecast is received from the System Operator, BMRA publishes the data in this message and additionally includes previously received forecast values from period 1 of the current day onwards. The Publishing Time field is therefore applicable to each period in the forecast and indicates the time that data for a particular period was last received and the data reported is always that most recently received for each period. The records in the message are ordered by Settlement Date and Period.



Message Definition

The following table lists the fields that are required in the message.



Field

Field Type

Description of field

Zone Indicator

ZI

The zone that this forecast applies to.

N for national data.



Number of Records

NR

This field indicates how many times the next FOUR fields appear in the message.

Publishing Date

TP

The time that this element of the forecast was originally published by the System Operator . It is included so users can see which forecast this value comes from, and therefore which weather forecast the value was based upon.

Settlement Date

SD

The settlement date.

Settlement Period

SP

The settlement period.

Demand

VD

The Demand in MW.

Message Subject Name

BMRA.SYSTEM.NDF.c

(where c is ‘N’ and indicates the forecast is National)

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