System States Sample Clauses
System States. In the case of exhausted FRR and RR EirGrid and XXXX will make use of but may not be limited to the following:
System States. 2.2.1 Rules & Methodologies XXXX defines the following five system states: Normal state Alert state Emergency state Blackout state Restoration state Normal state and alert state are both subject to SOGL whereas emergency state, blackout state and restoration state are subject to Network Code Emergency and Restoration (hereinafter referred to as “NC ER”). In the following the different system states are briefly described according definition of the SOGL: Normal state means a situation in which the system is within operational security limits in the N-situation and after the occurrence of any contingency from the contingency list, taking into account the effect of the available remedial actions. A transmission system shall be in the normal state when the conditions according article 18(1) of SOGL are fulfilled. SOGL 3(2)(5)
(1) In case of an operational n-1 disturbance, the power system must have been restored within 15 minutes to comply again with the operational security limits set forth in article 18(1)(a) and (d) of SOGL and the frequency set forth in article 18(1)(b) of SOGL. In case of multiple operational disturbances within the same 15-minute period or a new large operational disturbance shortly after the first 15-minute period, the system state may change to Emergency state or Blackout state. SOGL 18(1)(a) SOGL 18(1)(b) SOGL 18(1)(d) Appendix 2, Chapter 1 of previous SOA Alert state means the system state in which the system is within operational security limits, but a contingency from the contingency list has been detected and in case of its occurrence the available remedial actions are not sufficient to keep the normal state. A transmission system shall be in the alert state when the conditions according article 18(2) of SOGL are fulfilled. SOGL 3(2)(17) SOGL 18(2) Emergency state means the system state in which one or more operational security limits are violated. A transmission system shall be in the emergency state when the conditions according article 18(3) of SOGL are fulfilled. SOGL 3(2)(22) SOGL 18(3) Blackout state means the system state in which the operation of a part or all of the transmission system is terminated. A transmission system shall be in the blackout state when the conditions according article 18(4) of SOGL are fulfilled. SOGL 3(2)(37) SOGL 18(4) Restoration state means the system state in which the objective of all activities in the transmission system is to re-establish the system operation and maintain operationa...
System States. 2.2.1 Rules & Methodologies XXXX defines the following five system states: • Normal state • Alert state • Emergency state • Blackout state • Restoration state Normal state and alert state are both subject to SOGL whereas emergency state, blackout state and restoration state are subject to Network Code Emergency and Restoration (hereinafter referred to as “NC ER”). In the following the different system states are briefly described according definition of the SOGL: Normal state Normal state means a situation in which the system is within operational SOGL 3(2)(5) security limits in the N-situation and after the occurrence of any contingency from the contingency list, taking into account the effect of the available remedial actions.