2018 Annual Meeting

Presentation information

Oral presentation

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

[3B04-08] PRA 4

Wed. Mar 28, 2018 10:35 AM - 11:55 AM Room B (C1-311 -C1 Building)

Chair: Hitoshi Muta (Tokyo City Univ.)

11:05 AM - 11:20 AM

[3B06] KK-6,7 project Internal Event Operating Level 1 PRA Model Sophistication Progress Report

(5)Classification of Accident Sequence of LOCA inside PCV

*Shunsuke Tanno1, Shohei Yamagishi1, Ryota Tomiyasu1, Teruyoshi Sato1, Toshiteru Saito1, Masayuki Hiraide2, Toshinobu Kita2 (1. TEPCO SYSTEMS CORPORATION, 2. Tokyo Electric Power Company Holdings, Inc.)

Keywords:PRA, Level 1, Accident Sequence, LOCA inside PCV

米国とのギャップを踏まえたPRAモデル高度化の1項目として,格納容器内LOCAを,従来の破断規模(大中小)に加え,事故進展の類似性から,破断配管の高さ等に応じて詳細に分類した。