United States Nuclear Regulatory Commission - Protecting People and the Environment

Power Reactor Innovative Small Module (PRISM)

Designer:   GE Hitachi Nuclear Energy (GE-H)

Power Reactor Innovative Small Module (PRISM)
Reactor Power:   840 MWt

Electrical Output:   311 MWe

Outlet Conditions:   930°F

Coolant:   Liquid metal (sodium)

Fuel Design:   Metallic

Refueling:   12-24 months

Letter of Intent:   Updated April 20, 2011

Licensing Plan:   COL Prototype (long-term - Manufacturing License)

Expected Submittal:   Definitive date not determined

Design Information:   Underground containment on seismic isolators with a passive air cooling ultimate heat sink. Modular design with two reactor modules per power unit (turbine generator).

Status/Other Info:   NRC staff conducted pre-application review in early 1990s that resulted in the publication of NUREG-1368, "Preapplication Safety Evaluation Report for the Power Reactor Innovative Small Module (PRISM) Liquid-Metal Reactor (January 1994)."

Website:   N/A
Page Last Reviewed/Updated Friday, April 12, 2013