Oral presentation

[2H20-22] Structural Analysis

Thu. Sep 6, 2018 5:30 PM - 6:15 PM Room H (B32 -B Building)

Chair:Masaaki Suzuki(Tokyo Univ. of Sci.)

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5:30 PM - 5:45 PM

[2H20] An element-by-element Finite Element Contact Analysis Method toward Structural Analyses of an Entire Nuclear Facility: Automatic Optimization of Ordering to Hierarchy Technique

*Yoshio Suzuki¹, Yu Ihara², Hiroshi Okuda² (1. JAEA, 2. The University of Tokyo)

5:45 PM - 6:00 PM

[2H21] Study on Failure Modes of Piping Structures under Realistic Seismic Waves

*Jinqi LYU¹, Md. Abdullah Al BARI², Naoto KASAHARA¹ (1. The University of Tokyo, 2. Khulna University of Engineering and Technology)

6:00 PM - 6:15 PM

[2H22] A Study for evaluating local damage to reinforced concrete panels subjected to oblique impact

Simulation analysis for investigating differences of impact effect by projectiles with different nose shape

*Zuoyi Kang¹, Minoru Nagai¹, Akemi Nishida¹, Haruji Tsubota¹ (1. Japan Atomic Energy Agency)

Oral presentation

[3H01-05] Accident Analysis

Fri. Sep 7, 2018 9:30 AM - 10:50 AM Room H (B32 -B Building)

Chair:Susumu Yamashita(JAEA)

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9:30 AM - 9:45 AM

[3H01] Evaluation of RCIC operation condition under beyond design basis by experiment and analysis

(1) Overall plan

*Masao Chaki¹, Nobuyoshi Tsuzuki¹ (1. IAE)

9:45 AM - 10:00 AM

[3H02] Evaluation of RCIC operation condition under beyond design basis by experiment and analysis

(2)Consideration of severe accident code model

*Yoshihiro Morita¹, Chiaki Kino¹, Masao Chaki¹ (1. The Institute of Applied Energy)

10:00 AM - 10:15 AM

[3H03] Development of Severe Accident Analysis Code SAMPSON

(2) Development of Control Interface Module

*Naotoshi Tominaga^1,2, Richard Finger^1,3, Masao Chaki¹ (1. The Institute of Applied Energy, 2. Currently Advancesoft, 3. Currently Goldman Sachs Japan)

10:15 AM - 10:30 AM

[3H04] Analysis of MCCI phenomena by MELCOR and SAMPSON

(4)Outline of Fuel Debris and MELCOR Analysis

*Masashi Himi¹, Hidetoshi Morita¹, Koetsu Ito¹, Yoshihiro Ide¹, Koichi Nakamura² (1. Advancesoft co., 2. CRIEPI)

10:30 AM - 10:45 AM

[3H05] Application of Surrogate Models for Statistical Safety Evaluation

(2) Investigation of Applicability to Uncertainty Analysis for a PWR

*Ikuo Kinoshita¹ (1. INSS)

Time reserved for Chair （10:45 AM - 10:50 AM）

Oral presentation

[3H06-09] Microscopic Analysis

Fri. Sep 7, 2018 10:50 AM - 12:00 PM Room H (B32 -B Building)

Chair:Willem Van Rooijen(Univ. of Fukui)

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10:50 AM - 11:05 AM

[3H06] MD simulations to evaluate effects of stacking fault energies on defect formation process in crystalline materials under neutron irradiation

(4) Influence of stress and strain

*Akihide Kawamitsu¹, Sho Hayakawa¹, Taira Okita², Mitsuhiro Itakura³ (1. School of Engineering, the University of Tokyo , 2. Research into Artifacts, Center for Engineering, the University of Tokyo , 3. Japan Atomic Energy Agency)

11:05 AM - 11:20 AM

[3H07] On-the-fly kinetic Monte Carlo simulations for evaluating the behavior of irradiation-induced defects in face-centered cubic metals

Sho Hayakawa², *Kyosuke Shibasaki¹, Taira Okita³, Mitsuhiro Itakura⁴, Haixuan Xu⁵, Yuri N. Osetsky⁶ (1. Faculty of Engineering, The Univ. of Tokyo, 2. School of Engineering, The Univ. of Tokyo, 3. RACE, The Univ. of Tokyo, 4. JAEA-CCSE, 5. The Univ. of Tennessee, 6. ORNL)

11:20 AM - 11:35 AM

[3H08] Influence of stacking fault energies on the interaction between a void and dislocation evaluated by MD simulations (4)

Kohei Doihara², *Taira Okita¹, Mitsuhiro Itakura³ (1. Research into Artifacts, Center for Engineering, the University of Tokyo, 2. School of Engineering, the University of Tokyo, 3. Japan Atomic Energy Agency)

11:35 AM - 11:50 AM

[3H09] High precision calculation of heavy-ion collisions based on the spectral method II

*Yoritaka Iwata¹, Yasuhiro Takei², Tianshu Chu³, Biheng Li⁴ (1. Tokyo Institute of Technology, 2. Mizuho Information and Research Institute, 3. Chiba University, 4. Shibaura Institute of Technology)

Time reserved for Chair （11:50 AM - 12:00 PM）

Oral presentation

[3H10-13] Fuel and Reactor Analysis

Fri. Sep 7, 2018 2:45 PM - 3:50 PM Room H (B32 -B Building)

Chair:Takeshi Mitsuyasu(HGNE)

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2:45 PM - 3:00 PM

[3H10] Study on Fuel Loading Pattern Intuitive Generation Method by using Deep Learning

(2)Consideration on Application of Convolutional Neural Network

*kazuki ishitani¹ (1. Nuclear Engineering and Services Company)

3:00 PM - 3:15 PM

[3H11] First-principles Calculations of Non-colinear Parmagnetic States in Uranium Dioxyde and Gamma Iron

*Mitsuhiro Itakura¹, Taira Okita², Hiroki Nakamura¹ (1. JAEA, 2. Univ. Tokyo)

3:15 PM - 3:30 PM

[3H12] Investigation of neutron transport calculation using Iso-Geometric (IGA) method

(1)2 dimensional analysis

*Riho Horita¹, W.F.G. van Rooijen² (1. Univ. of Fukui, 2. Research Institute of Nuclear Engineering)

3:30 PM - 3:45 PM

[3H13] Investigation of neutron transport calculation using Iso-Geometric (IGA) method

(2)3 dimensional analysis

*Van Rooijen Willem¹, Riho Horita² (1. Research Institute of Nuclear Engineering, University of Fukui, 2. University of Fukui)

Time reserved for Chair （3:45 PM - 3:50 PM）

Sessions

III. Fission Energy Engineering » 305-1 Computational Science and Engineering

[2H20-22] Structural Analysis

[2H20] An element-by-element Finite Element Contact Analysis Method toward Structural Analyses of an Entire Nuclear Facility: Automatic Optimization of Ordering to Hierarchy Technique

[2H21] Study on Failure Modes of Piping Structures under Realistic Seismic Waves

[2H22] A Study for evaluating local damage to reinforced concrete panels subjected to oblique impact

Simulation analysis for investigating differences of impact effect by projectiles with different nose shape

[3H01-05] Accident Analysis

[3H01] Evaluation of RCIC operation condition under beyond design basis by experiment and analysis

(1) Overall plan

[3H02] Evaluation of RCIC operation condition under beyond design basis by experiment and analysis

(2)Consideration of severe accident code model

[3H03] Development of Severe Accident Analysis Code SAMPSON

(2) Development of Control Interface Module

[3H04] Analysis of MCCI phenomena by MELCOR and SAMPSON

(4)Outline of Fuel Debris and MELCOR Analysis

[3H05] Application of Surrogate Models for Statistical Safety Evaluation

(2) Investigation of Applicability to Uncertainty Analysis for a PWR

[3H06-09] Microscopic Analysis

[3H06] MD simulations to evaluate effects of stacking fault energies on defect formation process in crystalline materials under neutron irradiation

(4) Influence of stress and strain

[3H07] On-the-fly kinetic Monte Carlo simulations for evaluating the behavior of irradiation-induced defects in face-centered cubic metals

[3H08] Influence of stacking fault energies on the interaction between a void and dislocation evaluated by MD simulations (4)

[3H09] High precision calculation of heavy-ion collisions based on the spectral method II

[3H10-13] Fuel and Reactor Analysis

[3H10] Study on Fuel Loading Pattern Intuitive Generation Method by using Deep Learning

(2)Consideration on Application of Convolutional Neural Network

[3H11] First-principles Calculations of Non-colinear Parmagnetic States in Uranium Dioxyde and Gamma Iron

[3H12] Investigation of neutron transport calculation using Iso-Geometric (IGA) method

(1)2 dimensional analysis

[3H13] Investigation of neutron transport calculation using Iso-Geometric (IGA) method

(2)3 dimensional analysis

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