Oral presentation

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

[1E07-12] Nuclear Waste

Wed. Sep 5, 2018 2:45 PM - 4:20 PM Room E (A34 -A Building)

Chair:Toru Nagaoka(CRIEPI)

+Add all to schedule

2:45 PM - 3:00 PM

[1E07] Investigation of the influence on the scaling factor by adopting SUS316 material for BWR reactor structural components.

*Kensuke Suzuki¹, Niitsu Shigehiko¹, Mitsushi Motoyama² (1. Tokyo Electric Power Company Holdings, Inc., 2. JGC CORPORATION)

3:00 PM - 3:15 PM

[1E08] Study on transport assessment of LLW disposal for chemical components and radio-active nuclides in homogeneous wastes generated from PWR Plants

(1)Leaching behavior from wastes solidified by bitumen and study of their chemical stability in the LLW disposal site

*Mitsushi Motoyama¹, Shouzou Komori², Shintaro Tsuji³, Takashi Kozawa⁴, Kentaro Miyawaki⁵, Yuichi Nibori⁶ (1. JGC Corporation, 2. Kyusyu Electric Power Co.Inc, 3. Kansai Electric Power Co.Inc, 4. Japan Nuclear Fuel Ltd, 5. Meisei University , 6. Tohoku University)

3:15 PM - 3:30 PM

[1E09] Study on transport assessment of LLW disposal for chemical components and radio-active nuclides in homogeneous wastes generated from PWR Plants

(2)Evaluation for flow characteristics of bituminized waste (asphalt solidified PWR waste) in disposal facility

*Naoyuki Tamura¹, Naoki YOSHII¹, Takashi KOZAWA¹, Mitsushi Motoyama², Niibori Yuich³ (1. JNFL, 2. JGC, 3. Tohoku Uni.)

3:30 PM - 3:45 PM

[1E10] Study on transport assessment of LLW disposal for chemical components and radio-active nuclides in homogeneous wastes generated from PWR Plants

(3)Leaching behavior of chemical components from wastes solidified by cement

*Takao Ikeda¹, Shouzou Komori², Takashi Kozawa³, Mitsushi Motoyama¹, Kentaro Miyawaki⁴, Yuichi Nibori⁵ (1. JGC Corporation, 2. Kyusyu Electric Power Co.Inc, 3. Japan Nuclear Fuel Ltd, 4. Meisei University, 5. Tohoku University)

3:45 PM - 4:00 PM

[1E11] Leaching behavior of radionuclides from irradiated BWR cladding

(1) Long-term immersion test and result of carbon 14 leaching behavior

*Yu Yamashita¹, Katsumi Hosaka¹, Masashi Ichikawa², Tomofumi Sakuragi³ (1. Toshiba Energy Systems & Solutions, 2. Nippon Nuclear Fuel Development, 3. Radioactive Waste Management Funding and Research Center)

4:00 PM - 4:15 PM

[1E12] Leaching behavior of radionuclides from irradiated BWR cladding

(2) C-14 speciation and corrosion-related congruent release

*Tomofumi Sakuragi¹, Yu Yamashita², Katsumi Hosaka², Masashi Ichikawa³ (1. RWMC, 2. TOSHIBA, 3. NFD)

Time reserved for Chair (4:15 PM - 4:20 PM)

Session information