Oral presentation

[3O01-03] Reactor Inspection and Maintenance 1

Fri. Sep 13, 2019 9:45 AM - 10:35 AM Room O (Common Education Bildg. 3F A34)

Chair:Isobe Yoshihiro(NFI)

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9:45 AM - 10:00 AM

[3O01] Microstructural analysis on RPV steels irradiated in PWR

(1)Solute cluster analysis by atom probe tomography

*Hisashi Takamizawa¹, Kuniki Hata¹, Yutaka Nishiyama¹, Takeshi Toyama², Yasuyoshi Nagai² (1. JAEA, 2. Tohoku Univ.)

10:00 AM - 10:15 AM

[3O02] Microstructural analysis on RPV steels irradiated in PWR

(2)Analysis of grain-boundary phosphorus segregation by Auger electron microscopy

*Kuniki HATA Hata¹, Yasuyoshi Nagai², Yutaka Nishiyama¹ (1. JAEA, 2. Tohoku Univ.)

10:15 AM - 10:30 AM

[3O03] Research on ASR diagnosis and inhibition flow for ASR potential evaluation

*Junji Eto Eto¹, Shoichi Ogawa², Kazutoshi Shibuya², Go Igarashi⁴, Ippei Maruyama³, Kazuo Yamada⁵ (1. MRI, 2. THC, 3. Natoya Uni., 4. Tohoku Uni., 5. NIES)

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

Oral presentation

[3O04-08] Reactor Inspection and Maintenance 2

Fri. Sep 13, 2019 10:35 AM - 12:00 PM Room O (Common Education Bildg. 3F A34)

Chair:Takuo Okamoto(CRIPEI)

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10:35 AM - 10:50 AM

[3O04] Development of nondestructive inspection system for soundness diagnosis of FRP material

*Hiroaki Fujiyoshi¹, Motomu Ishii¹, Yoshihiro Isobe¹, Takatoshi Kawashima², Chihiro Urashima³, Takayuki Oka³, Tadashi Magari³ (1. NFI, 2. KEB, 3. KEPCO)

10:50 AM - 11:05 AM

[3O05] Development of nondestructive inspection system for soundness diagnosis of cable
insulating material (3)

*Motomu Ishii¹, Hiroaki Fujiyoshi¹, Yoshihiro Isobe¹, Takatoshi Kawashima², Chihiro Urashima³, Tadashi Magari³, Takayuki Oka³ (1. NFI, 2. KEB, 3. KEPCO)

11:05 AM - 11:20 AM

[3O06] Study on Ultrasonic Testing Conditions for an Axial Flaw in a Taper of an Elbow on Weld Piping

*Ryuichi ICHIKI¹, Shoichi TSUTSUMIDA², Ken ENDOH², Shigeyuki MATSUBARA², Junichi KITASAKA² (1. INSS, 2. Non-Destructive Inspection Co.,LTD.)

11:20 AM - 11:35 AM

[3O07] Advanced Computerization of Digital Hammering Inspection 2

*Yoshihiro Isobe¹, Takashi Matsunaga¹, Ryota Ogawa¹, Mitsuyuki Sagisaka¹, Hiroaki Fujiyoshi¹, Motomu Ishii¹, Sho Kuwajima¹, Tomonori Yamada², Shinobu Yoshimura² (1. Nuclear Fuel Industries ltd., 2. The University of Tokyo)

11:35 AM - 11:50 AM

[3O08] Approach to Diagnosis of Check Valves 2

Susumu Miura², Morio Kudou², Kouzou Hattori², *Ryota Ogawa¹, Mitsuyuki Sagisaka¹, Yoshihiro Isobe¹ (1. Nuclear Fuel Industries,Ltd., 2. JFNL)

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

Sessions

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