Southern Corridor GRIP 2014–2023 |
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Supply Dependence
A notion related to Supply Diversification in terms of dependence
of a Zone on a particular external supply source; it is measured
through an indicator which is set at 20% and 60% share of an
external supply source in covering the total annual demand forecast
of a Zone.
Supply Stress
A supply situation which is marked by an exceptional supply pattern
due to a supply disruption.
Technical capacity
The maximum firm capacity that the Transmission System Operator
can offer to the network users, taking account of system integrity
and the operational requirements of the transmission network
(Art. 2(1)(18), REG-715)
Transmission
The transport of natural gas through a network, which mainly
contains high-pressure pipelines, other than an upstream pipeline
network and other than the part of high-pressure pipelines primarily
used in the context of local distribution of natural gas, with a view to
its delivery to customers, but not including supply (Art. 2(1)(1),
REG-715)
Transmission system
Any transmission network operated by one Transmission System
Operator (based on Article 2(13), DIR-73)
Transmission System
A natural or legal person who carries out the function of trans-
Operator
mission and is responsible for operating, ensuring the maintenance
of, and, if necessary, developing the transmission system in a given
area and, where applicable, its interconnections with other systems,
and for ensuring the long-term ability of the system to meet reason-
able demands for the transport of gas (Article 2(4), DIR-73)
Zone
An Entry/Exit Transmission system or sub-system, including all
National Production, Underground Gas Storage and LNG terminal
Interconnection Points connected to such system or sub-system,
which has been defined on the basis of either the commercial
(capacity) framework applicable in such system or sub-system or
the physical limits of the respective Transmission system
