Oral presentation

IV. Nuclear Plant Technologies » 401-3 Reactor Design, Construction and Examination of Nuclear Power Station, Aseismatic Design, Nuclear Ship

[2E01-07] Advanced Technologies of Design, Management & Evaluation for Nuclear Plants

Thu. Mar 18, 2021 10:00 AM - 12:00 PM Room E (Zoom room 5)

Chair: Yoshihiro Isobe (NFI)

10:00 AM - 10:15 AM

[2E01] Development of failure mitigation technologies for improving resilience of nuclear structures

(1)Development Plan

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

10:15 AM - 10:30 AM

[2E02] Development of failure mitigation technologies for improving resilience of nuclear structures

(2)Study on Initiation and Propagation of Local Failure at Structural Discontinuities of Nuclear Components

*Kensuke Narumi¹, Naoto Kasahara¹, Takuya Sato¹, Yoshiki Tsunemoto² (1. UTokyo, 2. UTokyo(Currently CRIEPI))

10:30 AM - 10:45 AM

[2E03] Development of failure mitigation technologies for improving resilience of nuclear structures

(3)Study on Buckling Strength and Post Buckling Behaviors of Reactor Vessel Lower Heads

*Masato Murohara¹, Takuya Sato¹, Naoto Kasahara¹, Akira Yamazaki¹ (1. UTokyo)

10:45 AM - 11:00 AM

[2E04] Development of failure mitigation technologies for improving resilience of nuclear structures

(4)Visualization method of resilience of nuclear structure

*Yuto Kuwabara¹, Kazuyuki Demachi¹, Shi Chen¹, Hiroyuki Nishino², Yuichi Onoda² (1. UTokyo, 2. JAEA)

11:00 AM - 11:15 AM

[2E05] A basic study on seismic response evaluation considering the plasticity of piping and support structures

*Takahiro Okuda¹, Hideki Takahashi², Masaki Morishita¹ (1. JAEA, 2. NESI)

11:15 AM - 11:30 AM

[2E06] Study on simple maintaining function evaluation model of piping system support considering non-linear properties

*Kiyotaka Takito¹, Osamu Furuya¹, Okuda Yukihiko² (1. TDU, 2. JAEA)

11:30 AM - 11:45 AM

[2E07] Development of Advanced Construction Method for Application to Nuclear Facilities (2)

*Tomofumi YAMAMOTO¹, Gentaro NAGASHIMA¹, Kunihiko SATO², Kotaro OHNO³, Takeshi UGATA⁴, Masashi TOKUNAGA⁵ (1. MHI, 2. MHI NS Eng., 3. OBAYASHI, 4. TAISEI, 5. TAKENAKA)

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

Session information