Oral presentation

[1L01-04] Modular HTGR

Mon. Mar 13, 2023 10:00 AM - 11:10 AM Room L (13 Bildg.2F 1323)

Chair:Naoki Mizuta(JAEA)

10:00 AM - 10:15 AM

[1L01] Development of Early Deployable Small Modular HTGR Plant with Heat Storage System

(Ⅰ) General description of plant concept

*Seiji Fujiwara¹, akito nagata¹, Tetsu Suzuki¹, Kenichi Tanabe², Daisuke Sadahiro (1. TOSHIBA ESS, 2. Fuji Electric)

10:15 AM - 10:30 AM

[1L02] Development of Early Deployable Small Modular HTGR Plant with Heat Storage System

(Ⅱ)Overview of Safety Design

*Akito Nagata¹, Kazuo Arie¹, Yasushi Tsuboi¹, Tetu Suzuki¹, Seiji Fujiwara¹, Takuro Tobo¹, Kenya Takiwaki¹, Kenichi Tanabe², Kazutaka Ohashi², Daisuke Sadahiro² (1. TOSHIBA ESS, 2. Fuji Electric)

10:30 AM - 10:45 AM

[1L03] Development of Early Deployable Small Modular HTGR Plant with Heat Storage System

(III) Conceptual study of major plant systems

*Tetsu Suzuki¹, Seiji Fujiwara¹, Akito Nagata¹, Shingo Wakasaki¹, Atsuko Matsuda¹, Yasuko Oyamatsu¹ (1. TOSHIBA ESS)

10:45 AM - 11:00 AM

[1L04] Development of Early Deployable Small Modular HTGR Plant with Heat Storage System

(Ⅳ) Core Design and Safety Analysis Result for the Typical Accident Event

*Kenichi Tanabe¹, Masaaki Nakano¹, Kazutaka Ohashi¹, Daisuke Sadahiro¹, Seiji Fujiwara², Tetsu Suzuki², Akito Nagata² (1. Fuji Electric, 2. TOSHIBA ESS)

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

Oral presentation

[1L05-07] HTGR with Hydrogen Generator

Mon. Mar 13, 2023 11:10 AM - 12:00 PM Room L (13 Bildg.2F 1323)

Chair:Akito Nagata(TOSHIBA ESS)

11:10 AM - 11:25 AM

[1L05] Development of Large-Scale Hydrogen Production Technology Utilizing Very High Temperature Part 2

(1) Test Plan for Developing Coupling Technology Between HTTR and Hydrogen Production Facility

*Naoki Mizuta¹, Katsunori Ishii¹, Keisuke Morita¹, Kaoru Kurahayashi¹, Takanori Yasuda¹, Hiroki Noguchi¹, Yasunobu Nomoto¹, Atsushi Shimizu¹, Hiroyuki Sato¹, Sakaba Nariaki¹ (1. JAEA)

11:25 AM - 11:40 AM

[1L06] Development of Large-Scale Hydrogen Production Technology Utilizing Very High Temperature Part 2

(2) Designs of Secondary Helium Cooling Equipment for HTTR-Heat Application Test Facility

*Katsunori Ishii¹, Naoki Mizuta¹, Keisuke Morita¹, Kaoru Kurahayashi¹, Takanori Yasuda¹, Hiroki Noguchi¹, Yasunobu Nomoto¹, Atsushi Shimizu¹, Hiroyuki Sato¹, Nariaki Sakaba¹ (1. JAEA)

11:40 AM - 11:55 AM

[1L07] Development of Large-Scale Hydrogen Production Technology Utilizing Very High Temperature Part 2

(3)Feasibility Study of Hydrogen Production Technology utilizing Very High Temperature

*Motohiro Nakagiri¹, koji asano¹, takao ito¹, takeshi matsuo¹, hiroyuki iwabuchi¹, hiroyuki onishi¹, yukinori usui¹ (1. Mitsubishi Heavy Industries, Ltd.)

Time reserved for Chair （11:55 AM - 12:00 PM）

Oral presentation

[1L08-10] Advanced Reactor Design System with AI

Mon. Mar 13, 2023 2:45 PM - 3:35 PM Room L (13 Bildg.2F 1323)

Chair:taro kan(MFBR)

2:45 PM - 3:00 PM

[1L08] Development of Advanced Reactor Knowledge- and AI-aided Design Integration Approach through the whole plant lifecycle, ARKADIA

(8) Development of knowledge management system mutually linked with evaluation method

*Yasuhiro ENUMA¹, Masanori YOSHIKAWA¹, Yuki KONDO¹, Ryuta HASHIDATE¹, Akiyuki SEKI¹, Kenji YOKOYAMA¹, Shigeru TAKAYA¹, Rika MITSUMOTO¹, Taira HAZAMA¹ (1. JAEA)

3:00 PM - 3:15 PM

[1L09] Development of Advanced Reactor Knowledge- and AI-aided Design Integration Approach through the whole plant lifecycle, ARKADIA

(9) Development of Linkage Functions between KMS and VLS in ARKADIA-Design

*Masaaki Tanaka¹, Norihiro Doda¹, Erina Hamase¹, kazuo Yoshimura¹, Toshiki Ezure¹, Akiyuki Seki¹, Kenji Yokoyama¹, Masashi Miyazaki¹, Shigeo Ohki¹ (1. JAEA)

3:15 PM - 3:30 PM

[1L10] Development of Advanced Reactor Knowledge- and AI-aided Design Integration Approach through the whole plant lifecycle, ARKADIA

(10) Development of safety design optimization methods in ARKADIA-Safety

*Yasushi OKANO¹, Akihiro UCHIBORI¹, Mitsuhiro AOYAGI¹, Masateru SONEHARA¹, Shinya ISHIDA¹, Joji SOGABE¹, Takashi TAKATA² (1. JAEA, 2. UTokyo)

Time reserved for Chair （3:30 PM - 3:35 PM）

Oral presentation

[1L11-14] Design Technology for Advanced Reactor 1

Mon. Mar 13, 2023 3:35 PM - 4:40 PM Room L (13 Bildg.2F 1323)

Chair:Masaaki Tanaka(JAEA)

3:35 PM - 3:50 PM

[1L11] Advancement of detailed core bowing analysis code for fast reactor

(4) Overall plan for thermal bowing experiments of simulated subassemblies

*Hirokazu Ohta¹, Takanari Ogata¹, Kouji Kusumi¹, Kazuya Ohgama², Hidemasa Yamano², Satoshi Futagami², Naoki Nakagawa³, Ryo Kawabata³, Hiromichi Gima³, Shinichiro Matsubara³ (1. CRIEPI, 2. JAEA, 3. MHI)

3:50 PM - 4:05 PM

[1L12] Advancement of detailed core bowing analysis code for fast reactor

(5) Thermal bowing experiment using a single simulated subassembly

*Naoki Nakagawa¹, Ryo Kawabata¹, Hiromichi Gima¹, Shinichiro Matsubara¹, Hirokazu Ohta³, Takanari Ogata³, Kouji Kusumi³, Kazuya Ohgama², Hidemasa Yamano², Satoshi Futagami² (1. MHI, 2. JAEA, 3. CRIEPI)

4:05 PM - 4:20 PM

[1L13] Study on design optimization of a homogeneous two-region core utilizing Bayesian optimization

*Kazuki Kuwagaki¹, Kenji Yokoyama¹ (1. JAEA)

4:20 PM - 4:35 PM

[1L14] Design of a low sodium void reactivity core concept of tank-type sodium-cooled fast reactor

*Takashi Hasegawa¹, Taro Kan², Hiroyuki Moriwaki², Minako Tokizaki², Hidemasa Yamano³, Kazuya Takano³ (1. MHI NSE, 2. MFBR, 3. JAEA)

Time reserved for Chair （4:35 PM - 4:40 PM）

Oral presentation

[1L15-17] Design Technology for Advanced Reactor 2

Mon. Mar 13, 2023 4:40 PM - 5:30 PM Room L (13 Bildg.2F 1323)

Chair:Tomomi Otani(MFBR)

4:40 PM - 4:55 PM

[1L15] Development of failure mitigation technologies for improving resilience of nuclear structures

(20) Proposal of passive safety structures with anti-catastrophic failure

*Naoto Kasahara¹, Kazuyuki Demachi¹, Takuya Sato¹, Masakazu Ichimiya¹, Hidemasa Yamano², Izumi Nakamura³ (1. The University of Tokyo, 2. JAEA, 3. NIED)

4:55 PM - 5:10 PM

[1L16] Development of failure mitigation technologies for improving resilience of nuclear structures

(21) Study on buckling and post-buckling behavior of cylinders for failure consequence mitigation under excessive seismic load

*Sho Hasegawa¹, Yiji Ye¹, Masakazu Ichimiya¹, Naoto Kasahara¹ (1. UTokyo)

5:10 PM - 5:25 PM

[1L17] Development of failure mitigation technologies for improving resilience of nuclear structures

(22) Applicability evaluation of resilience improvement effect visualization

*Kazuyuki Demachi¹, Satoshi Abe¹, Shi Chen¹, Kenichi Kurisaka² (1. UTokyo, 2. JAEA)

Time reserved for Chair （5:25 PM - 5:30 PM）

Oral presentation

[2L01-04] Improvement design of Molten salt reactor

Tue. Mar 14, 2023 9:30 AM - 10:35 AM Room L (13 Bildg.2F 1323)

Chair:Hirokazu Ohta(CRIEPI)

9:30 AM - 9:45 AM

[2L01] Development of Safety Design Technologies for Sodium-Cooled Fast Reactor Coupled to Thermal Energy Storage System with Sodium–Molten Salt Heat Exchanger

(1) Project Overview

*Hidemasa Yamano¹, Kenichi Kurisaka¹, Kazuya Takano¹, Shin Kikuchi¹, Toshiki Kondo¹, Ryota Umeda¹, Masaaki Hayashi² (1. JAEA, 2. HGNE)

9:45 AM - 10:00 AM

[2L02] Development of Safety Design Technologies for Sodium-Cooled Fast Reactor Coupled to Thermal Energy Storage System with Sodium–Molten Salt Heat Exchanger

(2) Study on Improvement of Heat Transfer Performance of Heat Exchangers

*Masaaki Hayashi¹, Hirotaka Nakahara¹, Takashi Abe¹, HIdemasa Yamano² (1. HGNE, 2. JAEA)

10:00 AM - 10:15 AM

[2L03] Development of Safety Design Technologies for Sodium-Cooled Fast Reactor Coupled to Thermal Energy Storage System with Sodium–Molten Salt Heat Exchanger

(3) Study on Chemical Reactivity of Sodium-Moten Salt

*Shin Kikuchi¹, Toshiki Kondo¹, Ryota Umeda¹, Hidemasa Yamano¹ (1. Japan Atomic Energy Agency)

10:15 AM - 10:30 AM

[2L04] Reactivity control of molten salt fast reactor using voids

*Hiroyasu MOCHIZUKI¹, Masahiko NAKASE¹ (1. Tokyo Institute of Technology)

Time reserved for Chair （10:30 AM - 10:35 AM）

Oral presentation

[2L05-09] Fast reactor and ADS design

Tue. Mar 14, 2023 10:35 AM - 12:00 PM Room L (13 Bildg.2F 1323)

Chair:Hidemasa Yamano(JAEA)

10:35 AM - 10:50 AM

[2L05] Start Up Core of Rotational Fuel Shuffling Breed-and-Burn Fast Reactor

*Ren Horikoshi¹, Jun Nishiyama¹, Toru Obara¹ (1. Tokyo Tech)

10:50 AM - 11:05 AM

[2L06] Passive safety of longlife small-medium sized transportable sodium cooled metal fuel fast reactors and challenges in its transportation

*Haruka Okazaki¹, Masatoshi Kawashima¹, Hiroshi Sagara¹ (1. Tokyo Institute of Technology)

11:05 AM - 11:20 AM

[2L07] Study on Nuclear Fuel Management for Multi-modules SMRs

*Yoshiki Yamashita¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya Univ.)

11:20 AM - 11:35 AM

[2L08] Study on reflection of knowledge obtained from the decommissioning of the prototype fast breeder reactor "MONJU" to the fuel handling system of the next generation FBR

*masafumi rekimoto¹, tomoharu hamano¹, yasutaka shiohama¹, masato ando², takayuki miyagawa², hiroyuki hara³, kanau yamauchi³, yuhei eda³, kazuhiro koga⁴, kenichi tanabe⁴ (1. Japan Atomic Energy Agency, 2. The Japan Atomic Power Company, 3. MITSUBISHI FBR SYSTEMS, INC., 4. Fuji Electric Co., Ltd.)

11:35 AM - 11:50 AM

[2L09] Development of creep analysis system for ADS beam window

*Nao Watanabe¹, Takanori Sugawara¹, Kenji Nishihara¹, Yoshiyuki Kaji¹ (1. JAEA)

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

Sessions

III. Fission Energy Engineering » 302-1 Advanced Reactor System

[1L01-04] Modular HTGR

(Ⅰ) General description of plant concept

(Ⅱ)Overview of Safety Design

(III) Conceptual study of major plant systems

(Ⅳ) Core Design and Safety Analysis Result for the Typical Accident Event

[1L05-07] HTGR with Hydrogen Generator

(1) Test Plan for Developing Coupling Technology Between HTTR and Hydrogen Production Facility

(2) Designs of Secondary Helium Cooling Equipment for HTTR-Heat Application Test Facility

(3)Feasibility Study of Hydrogen Production Technology utilizing Very High Temperature

[1L08-10] Advanced Reactor Design System with AI

(8) Development of knowledge management system mutually linked with evaluation method

(9) Development of Linkage Functions between KMS and VLS in ARKADIA-Design

(10) Development of safety design optimization methods in ARKADIA-Safety

[1L11-14] Design Technology for Advanced Reactor 1

(4) Overall plan for thermal bowing experiments of simulated subassemblies

(5) Thermal bowing experiment using a single simulated subassembly

[1L15-17] Design Technology for Advanced Reactor 2

(20) Proposal of passive safety structures with anti-catastrophic failure

(21) Study on buckling and post-buckling behavior of cylinders for failure consequence mitigation under excessive seismic load

(22) Applicability evaluation of resilience improvement effect visualization

[2L01-04] Improvement design of Molten salt reactor

(1) Project Overview

(2) Study on Improvement of Heat Transfer Performance of Heat Exchangers

(3) Study on Chemical Reactivity of Sodium-Moten Salt

[2L05-09] Fast reactor and ADS design

Authentication