Presentation Information

[3B03]Internal Fire PSA of ABWR

*Yuki Ishiwatari1, Daichi Shiota1, Yoshifumi Nozaki1, Michinao Bunno1 (1. Hitachi-GE Nuclear Energy, Ltd.)

Keywords:

Internal Fire PSA,UK ABWR,NUREG/CR-6850,ASME/ANS RA-Sb-2013,Level 1 PSA,Level 2 PSA,Risk-informed improvements

Hitachi-GE developed Internal Fire PSA model for UK ABWR generic design based on NUREG/CR-6850 method. This presentation introduces the Internal Fire At Power PSA in terms of the methodology, peer review, results and risk-informed improvements.