Oral presentation

[2C01-04] Development of Calculation Code

Thu. Mar 18, 2021 9:30 AM - 10:45 AM Room C (Zoom room 3)

Chair: Yoritaka Iwata (Kansai Univ.)

9:30 AM - 9:45 AM

[2C01] Prediction of Flow Behavior with Machine Learning Using Convolutional Neural Network

(1)Application to Cavity Flow

*Kenya Takiwaki¹, Aya Kitoh¹, Kei Meshima¹, Hideki Horie¹ (1. TOSHIBA ESS )

9:45 AM - 10:00 AM

[2C02] Prediction of Flow Behavior with Machine Learning Using Convolutional Neural Network

(2)Application to Backward-facing Step Flow

*Aya KITOH¹, Kei MAESHIMA¹, Kenya TAKIWAKI¹, Hideki HORIE¹ (1. TOSHIBA ESS)

10:00 AM - 10:15 AM

[2C03] Development of the radioactivedecay Python package for radioactive decay calculations

*Alex Malins¹ (1. JAEA)

10:15 AM - 10:30 AM

[2C04] An implement of the ensemble simulation for urban wind condition using locally mesh-refined lattice Boltzmann method

*Yuta Hasegawa¹, Naoyuki Onodera¹, Yasuhiro Idomura¹ (1. JAEA)

Time reserved for Chair （10:30 AM - 10:45 AM）

Oral presentation

[2C05-08] Simulations Including Mixed Phases

Thu. Mar 18, 2021 10:45 AM - 12:00 PM Room C (Zoom room 3)

Chair: Taira Okita (UTokyo)

10:45 AM - 11:00 AM

[2C05] A boiling phase change model for particle methods based on the incompressible-compressible algorithm

*Guangtao Duan¹, Akifumi Yamaji², Mikio Sakai¹ (1. UTokyo, 2. Waseda Univ.)

11:00 AM - 11:15 AM

[2C06] Solid-liquid flow simulation by refined grid model and DEM coarse grained model.

*Rinako Yokoyama¹, Mikio Sakai¹ (1. UTokyo)

11:15 AM - 11:30 AM

[2C07] Multi-layer Potts model study for phase transition in nuclear reactions

*Yoritaka Iwata¹, Haoran Wang² (1. Kansai University, 2. Shibaura Institute of Technology)

11:30 AM - 11:45 AM

[2C08] Development of detailed two-phase flow solver on block-structured grids

*Naoyuki Onodera¹, Yasuhiro Idomura¹, Yuta Hasegawa¹, Susumu Yamashita¹, Takashi Shimokawabe², Takayuki Aoki³ (1. JAEA, 2. UTokyo, 3. Tokyo Tech)

Time reserved for Chair （11:45 AM - 12:00 PM）

Oral presentation

[2C09-11] Advanced Simulations

Thu. Mar 18, 2021 2:45 PM - 3:45 PM Room C (Zoom room 3)

Chair: Mikio Sakai (UTokyo)

2:45 PM - 3:00 PM

[2C09] Development of Advanced Neutronics/Thermal-Hydraulics Coupling Simulation System

(1)Outline of Advanced Neutronics/Thermal-Hydraulics Coupling Simulation System

*tomohiro kawanishi¹, Yasunobu Nagaya¹, Hiroyuki Yoshida¹, Hiroshi Akie¹, Kenichi Tada¹, Ayako Ono¹ (1. JAEA NSEC NUCLEAR AND LWR ENGINEERING DIVISION)

3:00 PM - 3:15 PM

[2C10] molecular dynamics studies to evaluate the change in the non-linear ultrasonic component caused by nano-structures (2)

*Syou Mori¹, Nayuta Matsuda¹, Taira Okita¹, Mitsuhiro Itakura² (1. UTokyo, 2. JAEA)

3:15 PM - 3:30 PM

[2C11] Molecular dynamics studies to evaluate the nano-mechanism responsible for precipitation hardening in FCC systems(2)

*Kiyoto Tsugawa¹, Yuki Iwase¹, Taira Okita¹, Syo Hayakawa², Mitsuhiro Itakura³ (1. The University of Tokyo, 2. The University of Tennessee, 3. JAEA)

Time reserved for Chair （3:30 PM - 3:45 PM）

Oral presentation

[2C12-15] Applied Simulation

Thu. Mar 18, 2021 3:45 PM - 5:15 PM Room C (Zoom room 3)

Chair: Mitsuhiro Itakura (JAEA)

3:45 PM - 4:00 PM

[2C12] In-Situ Ensemble Visualization for Analysing Pollutant Dispersion

*Midori Yano¹, Takuma Kawamura¹, Yuta Hasegawa¹, Yasuhiro Idomura¹ (1. JAEA)

4:00 PM - 4:15 PM

[2C13] Analysis of Locally Distributed Metallic Corium Solidification in VULCANO VF-U1 Experiment with MPS Method

*Takanari Fukuda¹, Akifumi Yamaji¹, Xin Li¹ (1. Waseda Univ.)

4:15 PM - 4:30 PM

[2C14] Investigation on the applicability of neutron transport calculation method to multi-dimensional photon transport analysis

*Toranosuke Amano¹, Tomohiro Endo¹, Akio Yamamoto¹, Hiroyuki Fujii² (1. Nagoya Univ., 2. Hokkaido Univ.)

4:30 PM - 4:45 PM

[2C15] Application of Surrogate Models for Statistical Safety Evaluation

(5)Accuracy Evaluation of Prediction for Statistical Safety Value by Cross Validation

*Ikuo Kinoshita¹ (1. INSS)

Time reserved for Chair （4:45 PM - 5:00 PM）

Sessions

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

[2C01-04] Development of Calculation Code

[2C01] Prediction of Flow Behavior with Machine Learning Using Convolutional Neural Network

(1)Application to Cavity Flow

[2C02] Prediction of Flow Behavior with Machine Learning Using Convolutional Neural Network

(2)Application to Backward-facing Step Flow

[2C03] Development of the radioactivedecay Python package for radioactive decay calculations

[2C04] An implement of the ensemble simulation for urban wind condition using locally mesh-refined lattice Boltzmann method

[2C05-08] Simulations Including Mixed Phases

[2C05] A boiling phase change model for particle methods based on the incompressible-compressible algorithm

[2C06] Solid-liquid flow simulation by refined grid model and DEM coarse grained model.

[2C07] Multi-layer Potts model study for phase transition in nuclear reactions

[2C08] Development of detailed two-phase flow solver on block-structured grids

[2C09-11] Advanced Simulations

[2C09] Development of Advanced Neutronics/Thermal-Hydraulics Coupling Simulation System

(1)Outline of Advanced Neutronics/Thermal-Hydraulics Coupling Simulation System

[2C10] molecular dynamics studies to evaluate the change in the non-linear ultrasonic component caused by nano-structures (2)

[2C11] Molecular dynamics studies to evaluate the nano-mechanism responsible for precipitation hardening in FCC systems(2)

[2C12-15] Applied Simulation

[2C12] In-Situ Ensemble Visualization for Analysing Pollutant Dispersion

[2C13] Analysis of Locally Distributed Metallic Corium Solidification in VULCANO VF-U1 Experiment with MPS Method

[2C14] Investigation on the applicability of neutron transport calculation method to multi-dimensional photon transport analysis

[2C15] Application of Surrogate Models for Statistical Safety Evaluation

(5)Accuracy Evaluation of Prediction for Statistical Safety Value by Cross Validation

Authentication