GE Hitachi Nuclear Energy PRISM: Unlocking the Power of the Integral Fast Reactor Eric Loewen, Ph.D. Chief Consulting Engineer Nuclear Power Plants PRISM IFR development Scaled EBR-II with design improvements Copyright 2014 GE - Hitachi Nuclear Energy, Americas - LLC. All Rights Reserved. 2 PRISM overview Copyright 2014 GE - Hitachi Nuclear Energy, Americas - LLC. All Rights Reserved. 3 PRISM IFR economics Typical light PRISM water reactor ~8” thick reactor vessel 2” thick reactor vessel Cost savings 1x power density 5x power density More electricity 33% steam cycle efficiency 39% steam cycle efficiency Inherent shutdown Passive safety capability Simpler passive safety and air-cooling capability Oxide fuel Metal fuel More economical Modular construction Simpler modular construction Copyright 2014 GE - Hitachi Nuclear Energy, Americas - LLC. All Rights Reserved. 4 Unique design approach of the IFR BN-600 PRISM 2 safety systems to remove decay heat Active safety systems Passive safety systems Simplified design … cost Recirculation loops Pool → No LOCA savings Lower stored Oxide fuel Metal fuel energy … higher safety margin Cost savings Large reactors Small → Factory modules and predictable schedule Acid chemistry Electrochemistry Simpler, cleaner, & more cost effective Copyright 2014 GE - Hitachi Nuclear Energy, Americas - LLC. All Rights Reserved. 5 PRISM solution for UK Pu disposition PRISM Pu & U Uranium Zirconium Plutonium metal metal Pu & U oxide Electro- metal Reuse reduction • Disposition of 140 MT of Pu in 60 year life • Option to ‘spike’ in 30 years • Optional 2nd phase IFR recycling PRISM Fuel Fuel casting • Up to ~93% capacity factor assembly Irradiated PRISM fuel Fuel cost advantage + electricity generation provides Electricity significant advantage over MOX and direct storage Copyright 2014 GE - Hitachi Nuclear Energy, Americas - LLC. All Rights Reserved. 6 GE Hitachi Nuclear Energy PRISM: Unlocking the Power of the Integral Fast Reactor Eric Loewen, Ph.D. Chief Consulting Engineer Nuclear Power Plants.