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At 1148 CDT on 10-7-2004, Wolf Creek Gener … At 1148 CDT on 10-7-2004, Wolf Creek Generating Station experienced on automatic reactor trip as a result of a turbine trip. Initial indications are that the trip was associated with a lightning strike in the switchyard.</br>All control rods fully inserted. The 'A' train of the Residual Heat Removal system and the 'A' train Class IE Safety Related Switchgear Air Conditioning Unit were out of service for scheduled maintenance at the time of this event. All other safety related equipment operated as expected. The Auxiliary Feedwater system actuated as designed. </br>The plant is currently stable in Mode 3 at Normal Operating Temperature and Pressure while plant personnel investigate the cause of the reactor trip and formulate the repair and restart plan.</br>The NRC Senior Resident inspector has been informed. A news statement relative to this event is planned.</br>Secondary atmospheric relief valves lifted and reseated as a result of the trip, however there was no release to the environment. Decay heat is being removed via the steam dumps. The electrical grid is stable.eam dumps. The electrical grid is stable. +
16:48:00, 7 October 2004 +
15:03:00, 7 October 2004 +
16:48:00, 7 October 2004 +
At 1148 CDT on 10-7-2004, Wolf Creek Gener … At 1148 CDT on 10-7-2004, Wolf Creek Generating Station experienced on automatic reactor trip as a result of a turbine trip. Initial indications are that the trip was associated with a lightning strike in the switchyard.</br>All control rods fully inserted. The 'A' train of the Residual Heat Removal system and the 'A' train Class IE Safety Related Switchgear Air Conditioning Unit were out of service for scheduled maintenance at the time of this event. All other safety related equipment operated as expected. The Auxiliary Feedwater system actuated as designed. </br>The plant is currently stable in Mode 3 at Normal Operating Temperature and Pressure while plant personnel investigate the cause of the reactor trip and formulate the repair and restart plan.</br>The NRC Senior Resident inspector has been informed. A news statement relative to this event is planned.</br>Secondary atmospheric relief valves lifted and reseated as a result of the trip, however there was no release to the environment. Decay heat is being removed via the steam dumps. The electrical grid is stable.eam dumps. The electrical grid is stable. +
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