Oral presentation

IV. Nuclear Plant Technologies » 401-2 Operational Management, Inspection and Maintenance of Reactor

[2F09-14] Advanced Technologies of the Inspection & Diagnostic of Nuclear Power Plant

Thu. Sep 9, 2021 2:45 PM - 4:30 PM Room F

chair: Tetsuya Uchimoto (Tohoku Univ.)

2:45 PM - 3:00 PM

[2F09] An Application of Digital Hammering Inspection Technology to Diagnosis of ASR Deteriorated Concrete Structures

(1)Development of inverse analysis AI model

*Takashi Matsunaga¹, Ryota Ogawa¹, Mitsuyuki Sagisaka¹, Yoshihiro Isobe¹, Jun Tomiyama³, Shinobu Yoshimura², Tomonori Yamada² (1. NFI, 2. UTokyo, 3. University of the Ryukyus)

3:00 PM - 3:15 PM

[2F10] An Application of Digital Hammering Inspection Technology to Diagnosis of ASR Deteriorated Concrete Structures

(2)Verification of inverse analysis AI model with field inspection data (Verification results)

*Mitsuyuki Sagisaka², Jun Tomiyama¹, Takashi Matsunaga², Ryota Ogawa², Yoshihiro Isobe², Shinobu Yoshimura³, Tomonori Yamada³ (1. URyukyus, 2. NFI, 3. UTokyo)

3:15 PM - 3:30 PM

[2F11] Development of nondestructive inspection system for diagnosis of cable insulation material

(6)Radiation degradation under high temperature on cables used in the nuclear power plant

*Motomu Ishii¹, Hiroaki Fujiyoshi¹, Yoshihiro Isobe¹, Takatoshi Kawashima², Yukari Fuke³, Yasushi Fujisaki³, Masato Omoto³ (1. NFI, 2. KEB, 3. KEPCO)

3:30 PM - 3:45 PM

[2F12] Examination of flange diagnosis by digital measurement

*Ryota Ogawa¹, Yoshihiro Isobe¹, Takashi Suzuki², Kouzou Hattori², Shouji Sekiguchi², Susumu Miura², Naoki Morishita² (1. NFI, 2. JNFL)

3:45 PM - 4:00 PM

[2F13] Study on Flange Diagnosis using AI

*Yoshihiro Isobe¹, Takashi Matsunaga¹, Ryota Ogawa¹ (1. NFI)

4:00 PM - 4:15 PM

[2F14] Advanced of foundation bolt inspection

*Hiroaki Fujiyoshi¹, Takashi Matsunaga¹, Ryota Ogawa¹, Mitsuyuki Sagisaka¹, Yoshihiro Isobe¹ (1. NFI)

Time reserved for Chair (4:15 PM - 4:30 PM)

Session information