Technical Tools
Diagrams
Peter’s – Hardened venting diagram
Diagrams BWR
Peter’s – Hardened venting diagram
Water level in reactor & automatic trips or operator action based on level
DC power system Fukushima Daiichi unit 1
DC power system Fukushima Daiichi units 2 & 3
Water and gas systems units 2-4 Fukushima Daiichi
Primary Containment (PCV) nitrogen gas system with valves
Unit 3 complete diagram with systems
Unit 1 – Elevation levels on building structures
Unit 2 – Elevation levels on building structures
Unit 3 – Elevation levels on building structures
Unit 4 – Elevation levels on building structures
Unit 5 – Elevation levels on building structures
Unit 6 – Elevation levels on building structures
Zwentendorf NPP in Austria. Seimens (not GE Mark 1) BWR panorama photo tour of reactor http://zwentendorf.com/Tour_AkwZwentendorf/tour_AKW_Zwentendorf.html
Diagrams Water systems BWR
BWR water diagrams with pumps and valves – condensate tank
BWR – RCIC, Condensate Tank, Suppression Chamber and Water systems routing
Location of condensate and suppression pool storage tanks at Fukushima Daiichi
Condensate storage tank with valves diagram
Normal Operation BWR water circulation
Animation of the water systems in a BWR – originally found in a Mother Jones article
BWR RHR system with condensate tank diagram
Unit 1 – water sensors and levels diagram
Unit 2 – water sensors and levels diagram
Unit 3 – water sensors and levels diagram
Unit 4 – water sensors and levels diagram
Unit 5 – water sensors and levels diagram
Unit 6 – water sensors and levels diagram
Diagram of water storage, accumulation and movement (aka: water whack-a-mole)
Reactor technology & equipment
Peter’s – Hardened venting diagram
Information on a Yarway boiler water gauge. This is the type of gauge used on the Daiichi reactors as a back up reactor water level indicated.
Radiation Exposure Tools
Radprocalculator.com – radiation conversion calculators and software
US CDC Mortality database