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Progress Status of Fukushima Daini Nuclear Power Station Restoration Plan (Monthly Report: December 2012)

Upload dateJanuary 9, 2013
Photo

●Permanent installation of a power panel (P/C 1D-2) in Unit 1 Seawater Heat Exchanger Building (December 27)
Function check
 [Permanent installation completed on December 27, 2012]
(Photo taken on December 27, 2012)

●Carry-in and installation of the auxiliary facilities of emergency diesel generator (A system) in Unit 1 Reactor Building Annex (December 12)
Electric motor installation(Fresh water heater pump)
(Photo taken on December 11, 2012)
Electric motor installation (Lubricating oil priming pump)
[Installation completed on December 12, 2012]
(Photo taken on December 14, 2012)
●Carry-in and installation of the charger and battery for the DC power supply (H system) in Unit 1 Reactor Building Annex (December 18)
Charger (Main generating line panel) being carried in
(Photo taken on November 21, 2012)
Charger panel installation
[Installation completed on December 3, 2012]
(Photo taken on December 25, 2012)
Battery installation
[Installation completed on December 18, 2012]
(Photo taken on December 25, 2012)
●Carry-in and installation of the electric motor of the high pressure reactor core spray system component cooling system in Unit 1 Seawater HeatExchanger Building (December 13)
Electric motor installation
 [Completed on December 13, 2012]
(Photo taken on December 13, 2012)
●Installation of the electric motor of the high pressure reactor core spray system component cooling seawater system in Unit 1 Seawater Heat Exchanger Building (December 26)
Electric motor installation
 [Completed on December 26, 2012]
(Photo taken on December 26, 2012)
●Permanent installation of the emergency gas treatment system (A system) in Unit 1 Reactor Building Annex (December 14)
Vibration measurement being performed on the electric motor of the emergency gas treatment system (A)
[Permanent installation completed on December 14, 2012]
(Photo taken on December 14, 2012)
●Permanent installation of a power panel (P/C 2D-2) in Unit 2 Seawater Heat Exchanger Building (December 25)
Function check
[Permanent installation completed on December 25, 2012]
(Photo taken on December 25, 2012)
●Carry-in and installation of Units 1-2 discharge channel monitor (common facility) (December 10)
Units 1-2 discharge channel monitor (detector) installation
(Photo taken on December 18, 2012)
Installation of supervisory board, etc. of Units 1-2 discharge channel monitor
[Installation completed on December 10, 2012]
(Photo taken on December 18, 2012)
●Inspection method
Inspection conducted on the dolly
(Photo taken on November 30, 2012)
1. Fuel assemblies (8 were inspected)
Photo taken in the spent fuel pool
(Taken on November 30, 2012) 
2. Control rods (4 were inspected)
Photo taken in the reactor
(Taken on December 11, 2012) 
3. Core shroud
Photo taken in the spent fuel pool
(Taken on November 29, 2012) 
4. Fuel support
Photo taken in the spent fuel pool
(Taken on November 27, 2012) 
5. Shroud support
Photo taken in the reactor
(November 30, 2012) 
6. Control rod guide pipe
Photo taken in the spent fuel pool
(November 27, 2012) 
7. Control rod drive mechanism housing
Photo taken in the reactor
(December 3, 2012) 
8. Steam dryer
Photo taken in the temporary storage pit for the steam dryer and steam-water separator
(December 7, 2012) 
9. Steam-water separator
Photo taken in the temporary storage pit for the steam dryer and steam-water separator
(December 7, 2012) 
10. Upper grid plate
Photo taken in the reactor
(December 3, 2012) 
Steam dryer support bracket
(Photo taken in the reactor on December 3, 2012)

Steam dryer support bracket (Enlarged)
(Photo taken in the reactor on December 3, 2012)

 

Photo taken by Tokyo Electric Power Company

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