ENTSOG Tariff NC - Implementation Document 2nd Edition

Annex N Article 16 – Example of Calculating Discounts for Interruptible Capacity Products

EX-ANTE DISCOUNT

Example: Calculation of ex-ante discount for monthly standard capacity product for interruptible capacity, based on the formula:

The Pro factor is calculated as set out in Article 16(3) according to the following parameter.

PARAMETERS USED TO CALCULATE THE PRO FACTOR

Expectation of the number of interruptions over D

N = 5

Average duration of the expected interruptions expressed in hours

D int = 12 hours

Total duration of monthly standard capacity product for interruptible capacity in hours

D = 744 hours

Expected average amount of the interrupted capacity for each interruption related to monthly standard capacity product for interruptible capacity

CAP av.int = 150,000 kWh/h

Total amount of interruptible capacity for the respective type of standard capacity product for interruptible capacity

CAP = 10,000,000 kWh/h

‘A’ factor

A = 100

Table 66: Parameters used to calculate the Pro factor

INTERRUPTIBLE RESERVE PRICE

Example: Calculation of reserve price for monthly standard capacity product for interruptible capacity in accordance with Article 16(1):

The discounted reserve price for a standard capacity product for interruptible capacity is calculated by the actual reserve price as set out in Article 14 or 15 combined with the ex-ante discount as described in the previous section. Following parameters are used in this example.

TAR NC Implementation Document – Second Edition September 2017 | 241

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