The year-ahead available transmission capacity is the amount of capacity on the cross border connections available to the market in yearly capacity auctions, taking into account all relevant information available to the TSO at the time of the forecast calculation (e.g. the impact of summer and winter seasons on the capacity of lines, maintenance on the grid, availability of production units, etc.). The year-ahead available transmission capacity is calculated per direction (import and export) and capacity auction.
The year-ahead available transmission capacity is offered on implicit or explicit auction. Please note that the first round of yearly capacity will be auctioned under the current Auction Rules and that these Rules will be modified (in accordance with Article 5.09) to the new Harmonized Auction Rules when these come into force. See draft Harmonized Auction Rules at: http://www.casc.eu/media/20110913_CWE_CSE_Switzerland Auction Rules.pdf In the table displayed below you will find the auction information for the TSO-TSO principle, information on the Country-Country principle will be available here.
Capacity for
Context The value for the year-ahead available transport capacity (ATC), is the capacity available to the market in yearly capacity auctions, taking into account all relevant information available to the TSO (like: production schedules, demand forecast and planned maintenance works to the grid) per oriented border, direction and auction. When The year-ahead transport capacity (ATC) is published on the 15th of September for the first and on the 15th of November for the second yearly capacity auction preliminary to the year of auctioning. Unit The information is published in MW. Update No updates are published Availability The information will be online available for 2 years. Yearly information can be consulted by selecting a year-auction (first or second)via the pool down menu. Historical data Data before the 28th of May 2008 can be found here: Publication requirement In publishing this information TenneT is implementing section 4.2.3 of the "Report on Transparency".