[2H09-15] Fast Reactor 2 | 2025 Fall Meeting

Session Details

Oral presentationIV. Nuclear Plant Technologies : 402-1 Nuclear Safety Engineering (Safety Design, Safety Assessment/Analysis, Management)

[2H09-15]Fast Reactor 2

Thu. Sep 11, 2025 2:45 PM - 4:45 PM JST
Thu. Sep 11, 2025 5:45 AM - 7:45 AM UTC

Room H(AIM3F Exhibition Hall D)

Chair:Koji Morita(Kyushu Univ.)

2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[2H09]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(1) Project Overview

*Hidemasa Yamano¹, Yoshitaka Fukano¹, Kennichi Matsuba¹, Takanari Ogata², Koichi Ohta², Yuji Ohishi³, Koji Morita⁴, Yumi Yamada⁵, Sadae Shimada⁵, Saishun Yamazaki⁶ (1. JAEA, 2. CRIEPI, 3. Osaka Univ., 4. Kyushu Univ., 5. MFBR, 6. NFD)

Comment()

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[2H10]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(2) Thermophysical Property Evaluation of U-10wt%Zr and U-10wt%Zr-20wt%Fe Melts

*Yuji Ohishi¹, Ryu Yano¹ (1. Osaka Univ.)

Comment()

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[2H11]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(3) Measurement for eutectic reaction rate between U-Zr alloys and Fe/stainless steel

*Saishun YAMAZAKI¹, Atsushi OHUCHI¹, Kan SAKAMOTO¹, Takumi SATO², Takanari OGATA², Hidemasa YAMANO² (1. NFD, 2. JAEA)

Comment()

3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[2H12]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(4) Plan of the measurement for eutectic reaction rate between U-Pu-Zr alloys and stainless steel

*Takumi Sato¹, Takashi Onishi¹, Shinji Sasaki¹, Yoshihiro Sekio¹, Yoko Akutsu¹, Koji Maeda¹, takanari Ogata^1,2, Hidemasa Yamano¹ (1. JAEA, 2. CRIEPI)

Comment()

3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[2H13]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(5) PIRT analysis for initiating phase in the ULOF high power scenario

*Yoshitaka Fukano¹, Sadae Shimada², Yamada Yumi², Ogata Takanari^1,3, Hirokazu Ohta³, Shinya Ishida¹, Hidemasa Yamano¹, Shigenobu Kubo¹ (1. JAEA, 2. MFBR, 3. CRIEPI)

Comment()

4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[2H14]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(6) Validation of a metal fuel core disruptive accident analysis code by using loss-of-flow accident test data

*Hirokazu Ohta¹, Takanari Ogata¹, Hidemasa Yamano², Sadae Shimada³, Yumi Yamada³ (1. CRIEPI, 2. JAEA, 3. MFBR)

Comment()

4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[2H15]Study on Core Disruptive Accidents of Metal-Fueled Sodium-Cooled Fast Reactors(7) Development of the SIMMER code metal fuel version and preliminary reactor analysis

*Shinya Ishida¹, Kenichi Matsuba¹, Hidemasa Yamano¹ (1. JAEA)

Comment()

4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

Time reserved for Chair

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