Session information (2022/01/28 Ver.)

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General Session

(General session) Mining and underground construction machineries / Rock Engineering / Resource based economy and social system / Mining technologies

Mon. Mar 7, 2022 1:00 PM - 5:00 PM Room-2 (Webex)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)，福田大祐 (北海道大学)

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1:00 PM - 1:20 PM

[1K0209-19-01] [Student presentation: Master’s course] Macro fracture toughness and micro fracture toughness of granite

○Hiroki Asai¹, Yuta Shirosawa¹, Kiyotoshi Sakaguchi¹ (1. Tohoku University)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

1:20 PM - 1:40 PM

[1K0209-19-02] [Student presentation: Master’s course] Prediction of rockbursts in a deep copper mine in Zambia

○Yuto Nakayama¹, Yoshiaki Fujii¹, Junichi Kodama¹, Daisuke Fukuda¹, Sinkala Pardon¹ (1. Hokkaido University Graduate School / Faculty of Engineering)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

1:40 PM - 2:00 PM

[1K0209-19-03] [Student presentation: Master’s course] Development of the stress measurement method for submerged vertical well of sedimentary soft rock

○Akihiro Iwayama¹, Kiyotoshi Sakaguchi¹, Kouji Ogawa², Takashi Danjyo², Takeo Tanno², Tatsuya Yokoyama³, Yoshikazu Hironaka⁴, Katsuhiko Ishibashi⁵ (1. Tohoku University, 2. Oyo corporation, 3. Fukada Geological Institute, 4. Radioactive Waste Management Funding and Research Center, 5. Tokyo Electric Power Services Co. Ltd.)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

2:00 PM - 2:20 PM

[1K0209-19-04] [Student presentation: Master’s course] Spatio-temporal change of vertical stress due to large crustal movement history

○Hiroki Igarashi¹, Kiyotoshi Sakaguchi¹ (1. Tohoku University)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

2:20 PM - 2:40 PM

[1K0209-19-05] [Student presentation: Master’s course] The influence of different distribution-based strength heterogeneity on the properties of high-temperature rocks (岩石の強度不均質性が高温条件下の岩石破壊挙動に及ぼす影響)

○ZIYANG ZHOU¹, Hitoshi Mikada¹, Junichi Takekawa¹, Shibo Xu¹ (1. Kyoto University)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

2:40 PM - 3:00 PM

[1K0209-19-06] [Student presentation: Master’s course] Dependence of hydraulic conductivity on effective confining pressure in rocks and concretes

○Kotone Sakemoto¹, Masaji Kato¹, Yusuke Ishii², Kiyofumi Kurumisawa¹, Yoshitaka Nara³ (1. Hokkaido University, 2. Taiheiyo Cement Corporation, 3. Kyoto University)

司会：濵中晃弘 (九州大学)，玉村修司 (幌延地圏環境研究所)

Break (3:00 PM - 3:20 PM)

3:20 PM - 3:40 PM

[1K0209-19-07] [Student presentation: Master’s course] Change in permeability of supercritical geothermal reservoirs during cold water injection

○Daisuke Nakayama¹, Ryota Goto¹, Noriaki Watanabe¹, Eko Pramudyo¹, Ryota Takahashi¹, Kohei Takuma¹, Kengo Nakamura¹, Takeshi Komai¹ (1. Tohoku University)

司会：福田大祐 (北海道大学)

3:40 PM - 4:00 PM

[1K0209-19-08] [Student presentation: Bachelor’s course] An Emprical Approach of Overbreak Resistance Factor for Tunnel Blasting

○Tatsuki Kurauchi¹, Hyongdoo Jang², Shinji Utsuki³, Youhei Kawamura⁴ (1. Akita university, 2. Curtin University, 3. Utsuki Geo Solution, 4. Hokkaido university)

司会：福田大祐 (北海道大学)

4:00 PM - 4:20 PM

[1K0209-19-09] Subsurface Cultivation and Gasification (SCG) method I – what happens in the lignite formation of the subsurface environment?

○Akio - Ueno¹, Satoshi Tamazawa¹, Shuji Tamamura¹, Takuma Murakami¹, Tamotsu Kiyama¹, Hidenori Inomata¹, Kunihiko Yoshida², Shinji Yamaguchi², Toshiki Sasaki², Tomoo Sakai², Takeshi Naganuma³, Toshifumi Igarashi⁴ (1. Horonobe Research Institute for the Subsurface Environment (H-RISE), Northern Advancement Centre for Science and Technology (NOASTEC), 2. Mitsubishi Material Co. Ltd., 3. Hiroshima University, 4. Hokkaido University)

司会：福田大祐 (北海道大学)

4:20 PM - 4:40 PM

[1K0209-19-10] Subsurface Cultivation and Gasification (SCG) method Ⅱ - Characteristics of Fluid Injection in in-situ Experiments.

○Hidenori Inomata¹, Tamotsu Kiyama¹, Akio Ueno¹, Satoshi Tamazawa¹, Shuji Tamamura¹, Takuma Murakami¹, Kunihiko Yoshida², Shinji Yamaguchi², Toshiki Sasaki², Tomoo Sakai², Yoshiaki Fujii ³, Toshifumi Igarashi³ (1. Northern Advancement Center for Science &Technology Horonobe Research Institute for the Subsurface Environment, 2. Mitsubishi Materials Corporation, 3. Hokkaido University)

司会：福田大祐 (北海道大学)

4:40 PM - 5:00 PM

[1K0209-19-11] Subsurface Cultivation and Gasification (SCG) method Ⅲ - Possibility of using microbubbles in the lignite decomposition process.

○Tamotsu Kiyama¹, Hidenori Inomata¹, Akio Ueno¹, Satoshi Tamazawa¹, Syuji Tamamura¹, Takuma Murakami¹, Kunihiko Yoshida², Shinji Yamaguchi², Toshiki Sasaki², Tomoo Sakai², Yoshiaki Fujii ³, Toshifumi Igarashi³ (1. Horonobe Research Institute for the Subsurface Environment, 2. Mitsubishi Materials Corporation, 3. Hokkaido University)

司会：福田大祐 (北海道大学)

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