2023 Fall Meeting

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Oral presentation

IV. Nuclear Plant Technologies » 403-1 Risk Assessment Technology, Application of Risk Information

[2N01-05] Seismic PRA 1

Thu. Sep 7, 2023 9:30 AM - 10:55 AM Room N (School of Eng. Bildg. 2F 521)

Chair:Takashi TAKATA(UTokyo)

9:30 AM - 9:45 AM

[2N01] A Framework of RI-PB Design Application for Seismic Events

Part 14: Proposal of Practical Method of Risk Decomposition Considering the Balance Between Safety and Cost

*Toshiaki Sakai1, Yasuki Ohtori2, Hitoshi Muta2, Yoshifumi Katayama3 (1. CRIEPI, 2. TCU, 3. Chuden Engineering Consultants)

Keywords:RI-PB, Seismic Design, Risk Decomposition

In a framework of the seismic design system based on RI-PB, authors propose a method that considers the balance between safety and cost considering robustness in the process of setting target risks and decomposing risks into risks for each sequence.