Oral presentation

III. Fission Energy Engineering » 304-1 Thermal Hydraulics, Energy Conversion, Energy Transfer, Energy Storage

[3F09-14] Severe Accident Analysis

Fri. Sep 13, 2019 2:45 PM - 4:20 PM Room F (Common Education Bildg. 2F C21)

Chair:Atsushi Ui(CRIEPI)

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2:45 PM - 3:00 PM

[3F09] Severe accident analysis of 2 loop PWR by MAAP 5.01

Part 1: Construction of analysis model and selection of accident sequence

*Genta Aoki¹, Taku Shibata¹, Masaaki Satake², Satoshi Nishimura², Yoshihisa Nishi² (1. HEPCO, 2. CRIEPI)

3:00 PM - 3:15 PM

[3F10] Severe accident analysis of 2 loop PWR by MAAP 5.01

Part 2: Discretization effect of containment vessel model on the TMLB 'and ADCB' sequences

*Masaaki Satake¹, Satoshi Nishimura¹, Yoshihisa Nishi¹, Genta Aoki², Taku Shibata² (1. CRIEPI, 2. HEPCO)

3:15 PM - 3:30 PM

[3F11] SAMPSON PWR Validation by TMI-2 Accident

*Alexandre Nakata Ezzidi¹, Atsuo Takahashi², Masanori Naitoh¹ (1. IAE/NUPEC, 2. AdvanceSoft)

3:30 PM - 3:45 PM

[3F12] CIGMA experiment on thermal hydraulic behavior in a containment vessel during a severe accident

(1)Experimental study on density stratification break-up by an outer cooling

*Satoshi Abe¹, Masahiro Ishigaki¹, Yasuteru Sibamoto¹, Taisuke Yonomoto¹ (1. JAEA)

3:45 PM - 4:00 PM

[3F13] CIGMA experiment on thermal hydraulic behavior in a containment vessel during a severe accident

(2)Verification of Capability of Gas Injection Nozzle

*Hiroki Watanabe¹, Satoshi Abe², Masahiro Ishigaki², Yasuteru Sibamoto² (1. Regulatory Standard and Research Department, Secretariat of Nuclear Regulation Authority(S/NRA/R), 2. Japan Atomic Energy Agency)

4:00 PM - 4:15 PM

[3F14] CIGMA experiment on thermal hydraulic behavior in a containment vessel during a severe accident

(3)Numerical Simulation of a Buoyant Heated Air Jet in Large Containment Vessel CIGMA with Outer Surface Cooling

*Ari Hamdani¹, Satoshi Abe¹, Masahiro Ishigaki¹, Yasuteru Sibamoto¹, Taisuke Yonomoto¹ (1. JAEA)

Time reserved for Chair (4:15 PM - 4:20 PM)

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