Severe Accident Analysis for BWR Severe Accident Scenarios

Contracting organization: Japan Atomic Energy Agency

1. Overview and PurposeThe purpose of this work is to confirm the reproducibility of MAAP (Modular Accident Analysis Program, manufactured by Electric Power Research Institute (EPRI)) analysis against the MELCOR analysis results used in the SOARCA Peach Bottom analysis, and to examine its applicability to future source term evaluations.2. Scope of Work(1) MAAP Input Creation and Analysis for Containment Failure Accident Scenarios: Create MAAP analysis inputs and perform analyses for three containment failure scenarios without mitigation measures extracted in the State-of-the-Art Reactor Conse…