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Summary of Reactor Status (1 April 2011, 13.00 UTC)

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Summary of Reactor Status (1 April 2011, 13.00 UTC)

  1. 1. Unit 1 2 3 4Power (MWe /MWth) 460/1380 784/2381 784/2381 784/2381Type of Reactor BWR-3 BWR-4 BWR-4 BWR-4Status at time of EQ In service – auto shutdown In service – auto shutdown In service – auto shutdown OutageCore and fuel integrity Damaged Severe damage Damaged No fuel in the Reactor RPV temperature high butRPV & RCS integrity RPV temperature stable RPV temperature stable stable Not applicable due to outage plant statusContainment integrity No information Damage suspected Damage suspected AC power available - Power to AC power available – power to AC power available – power AC power available – LightingAC Power instrumentation – Lighting to instrumentation – Lighting to to instrumentation - Lighting to Central Control Room Central Control Room Central Control Room to Central Control RoomBuilding Severe damage Slight damage Severe damage Severe damage Around half of Fuel is Around half of Fuel is Around half of Fuel isWater level of RPV shown uncovered (Stable) uncovered (Stable) uncovered (Stable)Pressure of RPV Slightly decreasing Stable Stable Not applicable due toCV Pressure Drywell Decreasing trend Stable Stable outage plant status Injection of freshwater – via Injection of freshwater – via Injection of freshwater – viaWater injection to RPV mobile electric pump with mobile electric pump with mobile electric pump with diesel backup power diesel backup power diesel backup powerWater injection to CV No information No information No information Freshwater injection via Seawater injection via Fuel Fresh water spraying begun Freshwater injection to theSpent Fuel Pool Status Fuel Pool Cooling Line and Pool Cooling Line and using a concrete pump car Fuel Pool Cooling Line Periodic spraying Periodic spraying01/04/2011 11:00 UTC
  2. 2. Unit 5 6Power 784/2381 1100/3293Type of Reactor BWR-4 BWR-5Status at the EQ occurred Outage OutageCore and Fuel Severe conditionRPV & RCS integrityContainment int. ConcernAC Power No immediate concernBuilding Cold Shutdown Cold Shutdown Being maintained using off- Being maintained using off-Water level of RPV site electrical power and site electrical power and existing plant equipment. existing plant equipment.Pressure of RPVContainment PressureWater injection to RPVWater injection to CVSpent Fuel Pool Status3/31/2011 11:00 UTC
  3. 3. International Atomic Energy AgencyCooling of BWR Design Miroslav Lipar
  4. 4. 4 of 10 International Atomic Energy Agency
  5. 5. 5 of 10 International Atomic Energy Agency

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