MMIJ 2025, Sapporo
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Session Details

General Session

(General session) Mining and underground construction machineries / Rock Engineering / Mining technologies

Thu. Sep 4, 2025 9:00 AM - 12:00 PM JST
Thu. Sep 4, 2025 12:00 AM - 3:00 AM UTC
Room-2 (213, 2Fl, C Block)
Chairperson: 柏谷公希（京都大学）、小林和弥（京都大学）

●開発機械：資源生産や地下空間利用のために用いられる技術について、岩盤掘削・破砕やその制御など、計測や機械工学的側面を中心とした議論を行う。

●岩盤工学：岩盤の力学特性，地山応力など、地下の岩盤の状態の把握に必要な基礎的な試験技術，解析技術、そしてこうした技術を用いたケーススタディについて議論を行う。

●資源開発技術：エネルギーや金属鉱物などの資源の開発に必要な上流から下流までの開発・生産の技術に関する科学的・技術的な現状および課題について議論を行う

(Presentation: 15 minutes allotted for lecture and 5 minutes for Q&A out of 20 minutes per presentation)
9:00 AM - 9:20 AM JST(12:00 AM - 12:20 AM UTC)

[3201-08-01]A Numerical Simulation of Gas-Lift Production System of Shallow Type Methane Hydrate -Numerical Model Considering Thermal Energy and Flow Characteristics of Mud Water-

○Yoshiyuki Shimizu1,2, Masatoshi Sugihara2 (1. ShimizuLab, Itasca JAPAN, 2. Former Tokai University)
司会：柏谷公希（京都大学）
9:20 AM - 9:40 AM JST(12:20 AM - 12:40 AM UTC)

[3201-08-02]Fundamental Study on the Influence of Rock Mass Conditions on Fragmentation and Flight Characteristics of Blasted Rock in Bench Blasting at Open Pit Mine

○Koshun Oda1[Student presentation: Master’s course], Yuki Misumi1, Takashi Sasaoka1, Hideki Shimada1, Akihiro Hamanaka1, Takashi Harada2 (1. Kyushu university, 2. Mitsui Kushikino Mining Co.,Ltd.)
司会：柏谷公希（京都大学）
9:40 AM - 10:00 AM JST(12:40 AM - 1:00 AM UTC)

[3201-08-03]Evaluation of the Effect of Anisotropy on Bulk Mode Thermal Conductivity Measurements of the Transient Plane Heat Source Method by Three-Dimensional Numerical Analysis

○Keitaro Mii1, Rei Matsuda2, Yuhi Sakai3, Weiren Lin3 (1. former : Kyoto University, 2. former : Kyoto University, (Current : Data Analytics Labo Co.), 3. Kyoto University)
司会：柏谷公希（京都大学）
10:00 AM - 10:20 AM JST(1:00 AM - 1:20 AM UTC)

[3201-08-04]Molecular dynamics simulations of asphaltene film stability at oil-water interface

○Kazuya Kobayashi1 (1. Kyoto University)
司会：柏谷公希（京都大学）
10:20 AM - 10:40 AM JST(1:20 AM - 1:40 AM UTC)

[3201-08-5add]Break

10:40 AM - 11:00 AM JST(1:40 AM - 2:00 AM UTC)

[3201-08-05]Research on monitoring of CO2 geological storage by seismic exploration

○Yuki Nishigaki1[Student presentation: Master’s course], Junich Takekawa1 (1. Kyoto university)
司会：小林和弥（京都大学）
11:00 AM - 11:20 AM JST(2:00 AM - 2:20 AM UTC)

[3201-08-06]Comparison of flow characteristics between rod and spherical proppants in pressurized fluids

○Yutaro Shinke1[Student presentation: Master’s course], Junichi Takekawa1 (1. Kyoto University)
司会：小林和弥（京都大学）
11:20 AM - 11:40 AM JST(2:20 AM - 2:40 AM UTC)

[3201-08-07]Simulation of scale deposition assuming binary power generation at hydrothermal vents

○yuuki nakaooji1[Student presentation: Master’s course], takekawa junichi1 (1. kyoto university)
司会：小林和弥（京都大学）
11:40 AM - 12:00 PM JST(2:40 AM - 3:00 AM UTC)

[3201-08-08]Numerical simulation of porphyry copper deposit formation processes and estimation of copper mineralization factors

○Michiharu Enatsu1[Student presentation: Doctoral course], Katsuaki Koike1, Koki Kashiwaya1, Shohei Tomita2 (1. Kyoto University, 2. Kanazawa University)
司会：小林和弥（京都大学）
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