公表論文 | 研究業績 | 伊藤・椋平研究室

研究業績

公表論文(peer-reviewed journal and conference paper)

2021

Mukuhira, Y., Fehler, M. C., Ito, T., Asanuma, H., Häring, M. O., Injection-Induced Seismicity Size Distribution Dependent on Shear Stress, Geophysical Research Letters, 48, 8, e2020GL090934, 2021.
Ito, T. and Yokoyama, T., Effect of system compliance on pressure-time curve at reopening and new standard in Japan, 55th US Rock Mechanics/Geomechanics Symposium, Houston, Texas, USA, 20-23 June, ARMA21-2069, Online.
Yokoyama, T., Funato, A., Ito, T., Ogawa, K. and Nayuki, T., Development and application of high stiffness fracturing systems for stress measurements corresponding to new standard in Japan, 55th US Rock Mechanics/Geomechanics Symposium, Houston, Texas, USA, 20-23 June, ARMA21-1850, Online.
Ito, T., Kumazawa, A., Funato, A., Tezuka, K. and Yokoyama, T., A new method developed for rock stress measurement at deep depth in high temperature environment, World Geothermal Congress 2020+1, 15 June, 2021, Online.
Mukuhira, Y., Ito, T., Moriya, H., Asanuma, H., Häring, M. O., Characteristic of Pore Pressure Migration Clarified by Multidisciplinary Microseismic Analysis, World Geothermal Congress 2020+1, 6 July, 2021, Online.
Jingyi, S., Mukuhira, Y., Nagata, T., Nonomura, T., Moriya, H., Ito, T., Detection of P-S travel time for Low SNR Event by particle motion analysis, the 14th SEGJ International Symposium, 18-21 October, 2021, Online.
Okamoto, K., Mukuhira, Y., Asanuma, H., Häring, M., Development of microseismic monitoring system using deep learning P- and S-waves picker in geothermal fields, the 14th SEGJ International Symposium, 18-21 October, 2021, Online.
Nagata, T., Mukuhira, Y., Nonomura, T., Extension of low-SNR coherent signal detection method based on spectral matrix analysis by using wavelet transformation and time delay coordinate, the 14th SEGJ International Symposium, 18-21 October, 2021, Online.

2020

Okamoto, A., K. Fuse, H. Shimizu, T. Ito, Impact of fluid pressure on failure mode in shear zones: Numerical simulation of en-echelon tensile fracturing and transition to shear, Tectonophysics, 774, 22827, 2020.
Mukuhira, Y., T. Ito, H. Asanuma, M. O. Häring, Evaluation of flow paths during stimulation in an EGS reservoir using microseismic information, Geothermics, 87, 101843, 2020.
Mukuhira, Y., O. V. Poliannikov, M.C. Fehler, H. Moriya, Low SNR microseismic detection using direct P-wave arrival polarization, Bulletin of the Seismological Society of America, 110, 6, 3115-3129, 2020.
Suzuki, A., M. Miyazawa, A. Okamoto, H. Shimizu, I. Obayashi, Y. Hiraoka, T. Tsuji, P. K. Kang, and T. Ito, Inferring fracture forming processes by characterizing fracture network patterns with persistent homology, Computers and Geosciences, 143, 104550, 2020.
Suzuki, A., J. Cui, Y. Zhang, S. Uehara, K. Li, R. N. Horne, and T. Ito, Experimental study on nano-/microparticles transport to characterize structures in fractured porous media, Rock Mechanics and Rock Engineering, 53, 4357–4365, 2020.
Liu, B., A. Suzuki, and T. Ito, Estimating the seepage effect of SC-CO2 and water fracturing with a steady-state flow model: Consider capillary and viscous forces in pore scale, Journal of Petroleum Science and Engineering, 184, 106483, 2020.

2019

Mukuhira, Y., Ziegler, M., Ito, T., Asanuma, H. and Häring, M.O., Introduction of natural fracture information to induced seismicity analysis, Proc. YSRM2019 & REIF 2019.
Mukuhira, Y., Ito, T., Fehler, M.C., Naoi, M., Moriya, H., Asanuma, H. and Häring, M.O., In-situ stress constraints on the focal mechanisms of induced seismicity, Proc. ISRM2019.
Ito, T., Yoshida, H., Yamamoto, K. and Tsuchiya, Y., Experimental study of tip screenout fracturing by using CT scanner, 53rd US Rock Mechanics/Geomechanics Symposium, New York, 23-26 June 2019.
Liu, B., Suzuki, A. and Ito, T., Effect of capillary force on performance of shale rock fracturing, 53rd US Rock Mechanics / Geomechanics Symposium, New York, 23-26 June 2019.

2018

Y. Mukuhira, K. Fuse, M. Naoi, M. Fehler, H. Moriya, T. Ito, H. Asanuma, M. Häring, “Hybrid focal mechanism determination: constraining focal mechanisms of injection induced seismicity using in-situ stress data”, GJI, ggy333, https://doi.org/10.1093/gji/ggy333
Y. Mukuhira, K. Fuse, M. Naoi, M. Fehler, T. Ito, H. Moriya, H. Asanuma, M. Häring, “Constraining of Focal Mechanisms of Induced Seismicity Using Borehole Logging Information”, Proceeding Stanford Geothermal Workshop 2018.

2017

Y. Mukuhira, H. Moriya, T. Ito, H. Asanuma, M. O. Häring, “Pore pressure migration during hydraulic stimulation due to permeability enhancement by low-pressure subcritical fracture slip”, Geophys. Res. Lett., 44, doi:10.1002/2017GL072809, 2017.
Y. Mukuhira, C. Dinske, H. Asanuma, T. Ito, and M. O. Häring, “Pore pressure behavior at the shut-in phase and causality of large induced seismicity at Basel, Switzerland”, J. Geophys. Res. Solid Earth, 121, doi:10.1002/2016JB013338, 2017.
Y. Mukuhira, M. Fehler, and M. Hirokazu, “Buried microseismic detection from continuous data using spectral matrix analysis of triaxial particle motion”, SEG Technical Program Expanded Abstracts 2017: pp. 2797-2801, https://doi.org/10.1190/segam2017-17589398.1, 2017.

2016

Y. Mukuhira, Hiroshi Asanuma, Takatoshi Ito, and Markus O. Häring, “Physics-based seismic evaluation method: Evaluating possible seismic moment based on microseismic information due to fluid stimulation” GEOPHYSICS, 81(6), KS195-KS205. doi: 10.1190/geo2015-0648.1, 2016.
Y. Mukuhira, T. Ito, H. Asanuma, M. Häring, “Stress state analysis of a fault plane with large induced seismicity”, Proceedings of the 50th U. S. Rock Mechanics Symposium, ARMA 16-0360, 2016.
Y. Mukuhira, H. Moriya, T. Ito, H. Asanuma, M. Häring, “Propagation speed of pore pressure throughout permeable fracture during hydraulic stimulation”, AGU 2016 Fall Meeting abstract H51A-0825 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec. 2016.
K. Fuse, Y. Mukuhira, M. Naoi, H. Moriya, T. Ito, H. Asanuma, M. Häring, “Hybrid focal mechanism determination of induced seismicity using tectonic stress data”, AGU 2016 Fall Meeting abstract presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec. 2016.
Y. Mukuhira, H. Asanuma, T. Ito, M. Häring, “Causality between expansion of seismic cloud and maximum magnitude of induced seismicity in geothermal ﬁeld”, European Geosciences UnionGeneral Assembly 2016, Vienna, Austalia, April, 2016.
Y. Mukuhira, H. Asanuma, M. Häring, “Migration of Shut-in Pressure and Its Effect to Occurrence of the Large Events at Basel Hydraulic Stimulation”, Proceeding Stanford Geothermal Workshop 2016.

2015

Y. Mukuhira, H. Asanuma, M. Häring, “Progress in Understanding the Physics of Large Induced Seismicity at Basel, Switzerland”, Proc. WGC2015 (CD-ROM), 2015.
Y. Mukuhira, H. Asanuma, M. Häring, T. Ito, “New seismic risk assessment: evaluation of the cumulative fault area under critical state based on microseimic information”, Abstract Book Schatzalp Workshop on Induced Seismicity, 2015.

2014

Ito, T., Narita, H., Laboratory Study for Pore Water Effect on Hydraulically Induced Fracture Behavior in Unconsolidated Sands, Proc. of the 48th US Rock Mechanics / Geomechanics Symposium, Minneapolis, USA, ARMA 14-7561, (2014.6.1-4).
Muraoka, H., Asanuma, H., Tsuchiya, N., Ito, T., Mogi, T., Ito, H., The Japan Beyond-Brittle Project, Scientific Drilling, 17, (2014), 51-59.
船戸明雄,伊藤高敏, 三上　央, コア変形法（DCDA）の室内検証実験, Journal of MMIJ, 130(12), (2014), 515-521.
Kaneta, K., Mukuhira, Y., Ito, T., Numerical Thermo-elastic Simulation for Change in Fracture Aperture Associated with Cold Fluid Injection, GRC Trans., 38, (2014), 301-304.
伊藤高敏, 非在来型資源, 岩の力学連合会50周年記念式典　記念誌「岩の力学　50年の歩みと未来への展望」, (2014), 149-152.
Mikami, H., Funato, A. and Ito, T., A New Concept for Measuring Rock Stress at Depth Using a Core Obtained by Drilling, Proc. of the 11th International Conference on Flow Dynamics (ICFD2014), Sendai, 548-549, (2014.10.8-10).
Kaneta, K., Mukuhira, Y., Ito, T., Hydro-thermal-mechanical Coupled Simulation of Fluid Flow in Fracture at Depths for Geothermal Development, Proc. of the 11th International Conference on Flow Dynamics (ICFD2014), Sendai, 528-529, (2014.10.8-10).
Nayuki, T., Ando, K., Onishi, N., Nishizawa, Y., Ishikawa, Y., Ohno, Y. and Ito, T., Comprehensive Evaluation of the Initial Rock Stress Carried Out as Part of a 2000m All Core Borehole Investigation, Proc. of the 2014 ISRM International Symposium – the 8th Asian Rock Mechanics Symposium (ARMS8), Sapporo, FMT 1-3, (2014.10.14-16).
Ito, T., Omori, Y. and Nagano, Y., Real-time Observation of Hydraulic Fracture Growth in Soft Rocks under Confining Stress Using X-ray CT, Proc. of the 2014 ISRM International Symposium – the 8th Asian Rock Mechanics Symposium (ARMS8), Sapporo, PE 1-6, (2014.10.14-16).
Mukuhira, Y., Asanuma, H., Häring, M. and Ito, T., 8. Estimation of the Cumulative Fault Area Under Critical State Based on Microseismic Dataset at Hydraulic Stimulation for Seismic Risk Assessment, 2014 AGU Fall Meeting, San Francisco, S54A-03, (2014.12.15-19).
Mukuhira,Y., H. Asanuma, M. Häring, “Study on detailed mechanism of induced seismicity with large magnitude at EGS project in Basel, Switzerland”, Proc. RE2014, O-Ge-9-3, 2014.
Shimizu, H., Koyama, T., 3D CFD-DEM Modeling for Clogging Process of Cement-based Grout, Proceedings of the 8th Asian Rock Mechanics Symposium (ARMS8), Sapporo, RW 1-4, (2014.10.14-16).
Sakakibara, S., Koyama, T., Shimizu, H., 2D CFD-DEM simulations for injection of cement-based grout – the effect of particle adsorption -, Proceedings of the 8th Asian Rock Mechanics Symposium (ARMS8), Sapporo, RW 1-7, (2014.10.14-16).
Shimizu, H., Shazree, M., Ito, T., Narita, H., Flow-coupled DEM modeling for hydraulic fracturing in unconsolidated sands, Proceedings of the 14th International Conference of the International Association for Computer Methods and Advances in Geomechanics (14th ICIACMAG), MS 10-07, (2014.9.22-25).
Shimizu, H., Hiyama, M., Ito, T., Tamagawa, T., Tezuka, K., Flow-coupled DEM Simulation for Hydraulic Fracturing in Pre-fractured Rock, Proceedings of the 48th U.S.Rock Mechanics / Geomechanics Symposium, Minneapolis, ARMA 14-7365, (2014.6.1-4).
Sakakibara, S., Shimizu, H. and Koyama, K., CFD-DEM Simulations for Injection of Ccement-based Grout – the Effect of Rock Fracture Roughness -, Proceedings of the 2014 ISRM European Rock Mechanics Symposium (EUROCK 2014), Vigo, 793-798, (2014.5.27-29).
椋平祐輔, 浅沼宏, Haring Markus, 伊藤高敏, 9. 水圧刺激時の微小地震データに基づく破壊可能な断層面積 ”Slip-able area” 評価の試み, 日本地球惑星科学連合連合大会 2014年大会，SMP48-06, (2014.4.28-5.2).
金田浩輔, 椋平祐輔, Swenson Daniel, 伊藤高敏, 低温水流入に伴うき裂開口幅変化の数値解析, 日本地球惑星科学連合連合大会 2014年大会, SMP48-05, (2014.4.28-5.2).
三上　央, 船戸明雄, 伊藤高敏, 弾性異方性を考慮したコア変形モデル, 資源・素材学会東北支部東北支部平成26年度春季大会, P-35, (2014.6.17).
伊藤高敏, 熊野海盆における大水深海底地層での水圧破砕地殻応力評価, 第49回地盤工学研究発表会, 64, (2014.7.15-17).
横山幸也, 伊藤高敏, WG13（水圧破砕法）基準化委員会の方向性, 第49回地盤工学研究発表会, 67, (2014.7.15-17).
金田浩輔, 椋平祐輔, 伊藤高敏, 封圧を受ける岩体の熱収縮による単一き裂の開口挙動, 日本地熱学会平成26年学術講演会, A01, (2014.10.29-11.1).
伊藤高敏, 長野優羽, 模擬未固結地層内フラクチャー伸展挙動の可視化手法の開発, 第6回メタンハイドレート総合シンポジウム, 55-59, (2014.12.3-4).
清水浩之, ムハマッドシャズリー, 伊藤高敏, 成田英夫, 供試体力学物性が未固結堆積層水圧破砕に及ぼす影響に関する個別要素法解析, 第6回メタンハイドレート総合シンポジウム, 47-54, (2014.12.3-4).
岡本　敦, 清水浩之, 加水・脱水反応に起因するフラクチャー形成：反応による固体体積変化の影響，日本地質学会第121年学術大会，R13-O-6, (2014.9.13-15).
清水浩之, 粒状体個別要素法による水-応力連成解析手法の構築および岩盤工学における諸問題への適用, 第1回岩石力学・岩盤工学に関する若手研究者会議, No.8, (2014.7.26-27).
岡本　敦, 清水浩之, 加水・脱水反応に起因するフラクチャーパターン：個別要素法によるアプローチ，日本地球惑星科学連合連合大会 2014年大会，SCG62-P06, (2014.4.28-5.2)

2013

Omori, Y., Jin, S., Ito, T., Nagano, Y., Sekine, K. Experimental Study of Hydraulic Fracturing in Unconsolidated Sands Using X-ray CT Method.[Proc. of the 47th US Rock Mechanics / Geomechanics Symp.,(2013)]
Hiyama, M., Shimizu, H., Ito, T., Tamagawa, T., Tezuka, K. Distinct Element Analysis for Hydraulic Fracturing in Shale -Effect of Brittleness on the Fracture Propagation –.[Proc. of the 47th US Rock Mechanics / Geomechanics Symp.,(2013)]
Saffer, D.M., Fleming, P.B., Boutt, D., Doan, M.-L., Ito, T., McNeil, L., Byrne, T., Conin, M., Lin, W., Kano, Y., Araki, E., Eguchi, N., Toczko, S, In Situ Stress and Pore Pressure in the Kumano Forearc Basin, offshore SW Honshu from Down-hole Measurements During Riser Drilling.[Geochemistry, Geophysics, Geosystems,14(5),(2013),1454-1470]
青柳和平, 石田　毅, 村田澄彦, 山本晃司, 関根孝太郎, 伊藤高敏, 陳　渠, ボアホールブレイクアウトに対する中間主応力の影響の実験的検討.[Journal of MMIJ,129(4),(2013),107-115]
Ito, T., Funato, A., Lin, W., Doan, M.-L., Boutt, D.F., Kano, Y., Ito, H., Saffer, D., McNeil, L.C., Byrne, T., Moe, K.-T., Determination of Stress State in Deep Subsea Formation by Combination of Hydraulic Fracturing In-situ Test and Core Analysis – A Case Study in the IODP Expedition 319–.[Journal of Geophysical Research,118(3),(2013),1203-1205]
伊藤高敏, 大森康雅, 成田英夫, 海底浅部地層を模擬した試験片によるフラクチャリング室内実験.[第１３回岩の力学国内シンポジウム講演論文集,1,(2013),371-375]
清水浩之, 小山倫史, セメントグラウトの浸透性に及ぼす粒度分布の影響に関するCFD-DEM解析.[Journal of MMIJ,129(7),(2013),513-519]
T.Koyama, S.Sakakibara, H.Shimizu, CFD-DEM simulation for grout injection test using parallel plate fracture.[Proc. of 47th U.S.Rock Mechanics,(2013)]
T. Koyama, M. Chijimatsu, H. Shimizu, S. Nakama, T. Fuijita, A. Kobayashi and Y. Ohnishi, Numerical modeling for the coupled thermal-mechanical processes and spalling phenomena in Äspö Pillar Stability Experiment (APSE).[Journal of Rock Mechanics and Geotechnical Engineering,5(1),(2013),58-72]
Y. Mukuhira, H. Asanuma, M. Häring, “Study on trigger mechanism of large induced seismicity at a hydraulic stimulation in Basel, Switzerland”, Proc. SEGJ Symposium 2013, 138, 2013.
Y. Mukuhira, H. Asanuma, M. Haring, ”Geomechanical interpretation of induced seismicity observed at Basel geothermal reservoir”, Proc. RS2013, 194-201, 2013.
T. Eto, H. Asanuma, M. Adachi, K. Saeki, K. Aoyama, H. Ozeki, Y.Mukuhira, “Seismostatical modeling of earthquakes from geothermal fields”, Proc. RS2013, pp 214-221, 2013.
T. Eto, H. Asanuma, M. Adachi, K. Saeki, K. Aoyama, H. Ozeki, Y.Mukuhira, M, Häring, “Application of the ETAS seismostatistical model to microseismicity from geothermal fields”, Trans. GRC, 37, pp 149-154, 2013.
Y. Mukuhira, H. Asanuma, H. Niitsuma, M. Haring, “Characteristics of large-magnitude microseismic events recorded during and after stimulation of a geothermal reservoir at Basel, Switzerland”, Geothermics, 45, pp 1-17, 2013.
Y. Mukuhira, H. Asanuma, M. Häring, K, Saeki, “Investigation of the stress state on the fault planes and the magnitude of the seismic events occurred from geothermal reservoirs”, AGU 2013 Fall Meeting abstract presented at 2013 Fall Meeting, AGU, San Francisco, Calif., 9-13 Dec. 2013.
Y. Mukuhira, H. Asanuma, D. Wybone, M. Häring, M. Adachi, “Characteristics of felt earthquakes occurred from geothermal field”, JpGU 2013.
Ito, T., Xu, T., Tanaka, H., Taniuchi, Y. Okamoto, A., Possibility to Remedy CO2 Leakage from Geological Reservoir Using CO2 Reactive Grout, Int. J. Greenhouse Gas Control, (2014), 20, 323.
村岡洋文, 浅沼宏, 土屋範義, 伊藤高敏, 茂木透, 伊藤久男, 日本脆性帯超越計画（JBBP）-次世代地熱系への挑戦-, 鉱山（日本鉱業協会誌5月号）, (2013).
清水浩之, 小山倫史, セメントグラウトの浸透性に及ぼす粒度分布の影響に関するCFD-DEM解析, Journal of MMIJ,129(7), (2013), 513-519.
Takatoshi Ito, “Difficulties and Possible Solutions for Deep Stress Measurements”, 6th Int. Symposium on In-situ Rock Stress, Sendai, (2013.8.20-22).
Koyama, T., Sakakibara, S. and Shimizu, H., “CFD-DEM simulation for grout injection test using parallel plate fracture”, Proc. of the 47th US Rock Mechanics / Geomechanics Symp., San Francisco, USA, ARMA 13-363, (2013.6.23-26).
Aoyagi, K., Ishida, T., Murata, S., Yamamoto, K., Sekine, K., Ito, T., Chen, Q., “Experiments to Investigate Effects of the Intermediate Principal Stress on the Borehole Breakout Development”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 256-262, (2013.8.20-22).
Shazree, M., Shimizu, H., Ito, T., Narita, H., “Development of Unconsolidated Sand Model Using Distinct Element Method for Hydraulic Fracturing”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 496-502, (2013.8.20-22).
Nayuki, T., Ando, K., Ishikawa, Y., Nishizaka, N., Ohno, Y., Kanbara, S., Kato, S., Ito, T., “Systematic Approach for Initial Rock Stress Estimation Using Borehole and Core Sample in a Deep Geological Location”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 700-712, (2013.8.20-22).
Funato, A., Ito, T., “Diametrical Core Deformation Analysis (DCDA) – Measuring Device and Laboratory Verification -”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 771-778, (2013.8.20-22).
Hiyama, M, Shimizu, H., Ito, T., Tamagawa, T., Tezuka, K., “Distinct Element Analysis of the Effect of Brittleness Index in Hydraulic Fracturing”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 1184-1191, (2013.8.20-22).
Omori, Y., Jin, S., Ito, T., Nagano, Y., Sekine, K., “Hydraulic Fracturing Behavior in Soft Rocks under Confining Stresses Observed by X-ray CT Method”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 1192-1200, (2013.8.20-22).
Shimizu, H., Koyama, T., Chijimatsu, M., Fujita, T. and Nakama S., “The distinct element analysis for the de-stress drilling in the near field of the HLW repository”, Proceedings of the 6th International Symposium on In-situ Rock Stress, Sendai, 370-378, (2013.8.20-22).
伊藤高敏, “メタンハイドレートと地熱と日本”, 平成25年度触媒学会東北地区講演会「化石燃料を上手に使う！～ポスト原発のエネルギー資源～」, 秋田市, (2013.9.17).
清水浩之, “粒状体個別要素法適用による未固結堆積層水圧破砕のシミュレーション”, 第11回メタンハイドレート研究アライアンス講演会, (2013.4.11).
榊原慎也, 小山倫史, 清水浩之, “CFD-DEMを用いたセメント系グラウトの注入解析－亀裂開口幅・水セメント比による影響－”, 平成25年度土木学会関西支部年次学術講演会, (2013.6.8).
榊原慎也, 小山倫史, 清水浩之, “CFD-DEMを用いたセメント系グラウトの注入解析－注入圧力・水セメント比による影響－”, 第48回地盤工学研究発表会講演概要集, 1107-1108, (2013.7.23-25).
小山倫史, 榊原慎也, 清水浩之, “CFD-DEMによるグラウト注入シミュレーション－注入メカニズムの解明および効率的な注入条件の検討”, 第42回岩盤力学に関するシンポジウム講演論文集, 講演番号33, 183-188. (2014.1.9-10).
清水浩之, “地下資源開発における諸問題への個別要素法適用の試み”, 東北大学イノベーションフェア2014, (2014.1.28).
清水浩之, 平野史生, 大野進太郎, 高瀬博康, 本田明, “粒状体個別要素法による鉄筋コンクリートモデルの構築”, 素材学会平成26年度春季大会, (2014.3.26-28).
Ito, T., Proceedings of the 6th International Symposium on In-situ Rock Stress, ISRM Specialized Conference 2013, August 20-22, 2013, Sendai, Japan, pp.1219, ISBN-978-4-907430-00-9.