2017 Fall Meeting

Presentation information

Oral presentation

III. Fission Energy Engineering » 306-1 Nuclear Safety Engineering, Nuclear Installation Safety, PSA

[1B13-16] Evaluation of Source Terms and Radiation Doses 1

Wed. Sep 13, 2017 3:50 PM - 4:55 PM Room B (B12 - B1 Block)

Chair:Masahiko Osaka (JAEA)

4:05 PM - 4:20 PM

[1B14] Development of the evaluation method for the advanced level 2 probabilistic risk assessment

(2)Development of Source term PRD method by applying the model evaluated fission product aerosol diameter distribution

*Yoko Yamane1, Koichi Nakamura2, Kanai Taizo2, Keigo Murata1, Hiroshi Endo2 (1. Advancesoft Corporation, 2. Central Research Institute of Electric Power Industry)

Keywords:PRD method, Source Term Evaluation, FP behavior, Level 2 PRA

レベル2PRAにおけるソースターム放出割合評価において、エアロゾル粒径は極めて重要な要素である。ソースタームPRDに対して、水酸化セシウム等の吸湿性エアロゾルの水蒸気凝縮効果や吸湿性などの効果による粒径成長評価モデルを組み込み、モデルの妥当性確認を実施した。