Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-2 Waste Disposal and Its Environmental Aspects

[1E13-17] Overpack

Wed. Sep 5, 2018 4:20 PM - 5:40 PM Room E (A34 -A Building)

Chair:Atsushi Fujishima(NUMO)

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4:20 PM - 4:35 PM

[1E13] Corrosion behavior of weld joint of carbon steel overpack under geological environment

Part 1 Experimental plan

*MITUYASU SHIRASE¹, KAZUTOSHI YAMAZAKI², TAKAHIRO KIKUCHI ², YOSHIRO KURIKI², YUMIKO IWATA³, GEN NAKAYAMA³, YOSHIKATSU TOCHIGI³, MAKOTO ONO⁴, MASATO KOBAYASHI¹, MASAHIRO KWAKUBO¹ (1. RWMC, 2. JGC CORPORATION, 3. IHI CORPORATION, 4. TAISEI CORPORATION)

4:35 PM - 4:50 PM

[1E14] Corrosion behavior of weld joint of carbon steel overpack under geological environment.

Part 2 Corrosion behavior of engineering scale testing.

*Kazutoshi Yamazaki¹, Hajime Takao¹, Takahiro Kikuchi¹, Yoshiro Kuriki¹, Masato Kobayashi², Masahiro Kawakubo², Mitsuyasu Shirase², Yumiko Iwata³, Gen Nakayama³, Makoto Ono⁴ (1. JGC CORPORATION, 2. RADIOACTIVE WASTE MANAGEMENT FUNDING AND RESEARCH CENTER, 3. IHI Corporation, 4. TAISEI CORPORATION)

4:50 PM - 5:05 PM

[1E15] Corrosion behavior of weld joint of carbon steel overpack under geological environment

Part 3: Effect of bentonite swelling process on homogeneous corrosion.

*Yumiko Iwata¹, Gen Nakayama¹, Yoshikatsu Tochigi¹, Kazutoshi Yamazaki³, Hajime Takao³, Takahiro Kikuchi³, Yoshiro Kuriki³, Masato Kobayashi², Masahiro Kawakubo² (1. IHI Corporation, 2. RWMC, 3. JGC Corporation)

5:05 PM - 5:20 PM

[1E16] Corrosion behavior of weld joint of carbon steel overpack under geological environment

Part 4: Summary

*Masato Kobayashi¹, kazutoshi yamazaki², hajime takao², takahiro kikuchi², Yoshiro kuriki², Yumiko Iwata³, Gen Nakayama³, Makoto Ono⁴, Mitsuyasu Shirase¹, Masahiro Kawakubo¹ (1. RWMC, 2. JGC corporation, 3. IHI corporation, 4. TAISEI corporation)

5:20 PM - 5:35 PM

[1E17] Carbon steel corrosion by iron-corroding microbial community in compacted buffer materials

*Toru Nagaoka¹, Shin-ichi Hirano¹, Norio Matsumoto¹, Yuki Amano² (1. CRIEPI, 2. JAEA)

Time reserved for Chair (5:35 PM - 5:40 PM)

Session information