Oral presentation

III. Fission Energy Engineering » 301-1 Reactor Physics, Utilization of Nuclear Data, Criticality Safety

[2B01-05] Criticality Safety (Fuel Debris)

Thu. Mar 18, 2021 9:30 AM - 11:00 AM Room B (Zoom room 2)

Chair: Tatsuya Fujita (NRA)

9:30 AM - 9:45 AM

[2B01] Application of Calculation Method of Estimated Criticality Lower-Limit Multiplication Factor using the Bootstrap Method to Fuel-Debris-Simulated Systems

*Takuto Hayashi¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya Univ.)

9:45 AM - 10:00 AM

[2B02] Criticality safety analysis of fuel debris by Japan-Russia international joint study

*Toru Obara¹, Jun Nishiyama¹, Takeshi Muramoto¹, Taro Fumimoto¹, Hiroki Takezawa², Smirnov D. Anton³, Ekaterina V. Bogdanova³, Pavel A. Pugachev³, Ivan S. Saldikov³, Georgy V. Tikhomirov³ (1. Tokyo Tech, 2. TCU, 3. MEPhI)

10:00 AM - 10:15 AM

[2B03] Delta Tracking Monte Carlo Neutron Transport with Voxel Mesh Overlay

*TARO UEKI¹ (1. JAEA)

10:15 AM - 10:30 AM

[2B04] Criticality safety analysis in fuel debris falling down simulation using MPS in real scale geometry

*Taro Fumimoto¹, Takeshi Muramoto¹, Jun Nishiyama¹, Toru Obara¹ (1. Tokyo Tech)

10:30 AM - 10:45 AM

[2B05] Effect of Neutron Generation Time on Supercritical Transient Analysis in Fuel Debris during Falling Down in Water

*Kodai Fukuda¹, Takeshi Muramoto¹, Jun Nishiyama¹, Toru Obara¹ (1. Tokyo Tech)

Time reserved for Chair (10:45 AM - 11:00 AM)

Session information