超重要構造物の地震動挙動予測を自動的に高精度・高分解能化するシステムの開発

• 研究課題/領域番号: 23686065
• 研究種目: 若手研究(A)
• 配分区分: 補助金
• 研究分野: 構造工学・地震工学・維持管理工学
• 研究機関: 東京大学
• 研究代表者: 市村 強 東京大学, 地震研究所, 准教授 (20333833)
• 研究期間 (年度): 2011-04-01 – 2013-03-31
• 研究課題ステータス: 完了 (2013年度)
• 配分額: 26,000千円 (直接経費: 20,000千円、間接経費: 6,000千円); 2012年度: 23,010千円 (直接経費: 17,700千円、間接経費: 5,310千円); 2011年度: 2,990千円 (直接経費: 2,300千円、間接経費: 690千円)
• キーワード: 地震応答解析 / 階層型解析 / 逆解析 / 断層-構造物系

研究概要

構造物の大規模化・複雑化・輻輳化，既存施設の老朽化などによる大地震に対する新たな脆弱性が懸念されている．構造物の地震時挙動推定技術の一層の高度化を目指し，断層-構造物系の三次元モデルを構築し，三次元有限要素解析により構造物の地震時挙動想定を高速に行うことが可能なシステムの開発を行った．また，このシステムの精度を高めるために，逆解析を組み込んだシステムのプロトタイプの構築も行った．

研究成果

• [雑誌論文] Three-Dimensional Nonlinear Seismic Ground Response Analysis of Local Site Effects for Estimating Seismic Behavior of Buried Pipelines (2014)
  • 著者名/発表者名: Tsuyoshi Ichimura, Kohei Fujita, Muneo Hori, Takashi Sakanoue, Ryo Hamanaka
  • 雑誌名: Journal of Pressure Vessel Technology 巻: Vol. 136, No. 4 号: 4 ページ: 1-8
  • DOI: 10.1115/1.4026208
  • 査読あり
• [雑誌論文] Fast Numerical Simulation of Crustal Deformation using a Three-Dimensional High-fidelity Model (2013)
  • 著者名/発表者名: Tsuyoshi Ichimura, Ryoichiro Agata, Takane Hori, Kazuro Hirahara, Muneo Hori
  • 雑誌名: Geophysical Journal International 巻: 195 号: 3 ページ: 1730-1744
  • DOI: 10.1093/gji/ggt320
  • 査読あり
• [雑誌論文] AUTOMATED MODEL CONSTRUCTION FOR SEISMIC DISASTER ASSESSMENT OF PIPELINE NETWORK OF LIFELINE (2013)
  • 著者名/発表者名: Muneo Hori, Wijerathne Maddegedara Lalith Lakshman, Seizo Tanaka, Tsuyoshi Ichimura
  • 雑誌名: Journal of Earthquake and Tsunami 巻: 7 号: 03 ページ: 1350039-1350063
  • DOI: 10.1142/s1793431113500395
  • 査読あり
• [雑誌論文] Fundamental research for improving fault scenario -development of a method for crustal deformation analysis using high-fidelity three-dimensional crustal structure model (2013)
  • 著者名/発表者名: Ryoichiro Agata, Tsuyoshi Ichimura, Mamoru Hyodo, Takane Hori, Kazuro Hirahara and Muneo Hori
  • 雑誌名: Journal of Japan Society of Civil Engineers, Ser. A1 (Structural Engineering ￥& Earthquake Engineering) (in Japanese with English abstract) 巻: 69
  • NAID: 130004556987
  • 査読あり
• [雑誌論文] Seismic Structural Response Estimates of a High-Fidelity Fault-Structure System Model Using Multiscale Analysis with Parallel Simulation of Seismic Wave Propagation (2013)
  • 著者名/発表者名: Pher Errol B. Quinay, Tsuyoshi Ichimura, Muneo Hori, Akemi Nishida, Shinobu Yoshimura
  • 雑誌名: Bulletin of the Seismological Society of America 巻: 103 号: 3 ページ: 2094-2110
  • DOI: 10.1785/0120120216
  • 査読あり
• [雑誌論文] 大規模数値解析を活用した大型ランプトンネル耐震設計における構造目地の影響検討 (2012)
  • 著者名/発表者名: 山田 岳峰, 市村強, 堀宗朗, 土橋浩, 大保直人
  • 雑誌名: 土木学会論文集A1(構造・地震工学) 巻: Vol.68 No.4
  • NAID: 130004556859
  • 査読あり
• [雑誌論文] 大規模3次元数値解析手法を用いたランプトンネルのレベル2地震時挙動評価 (2012)
  • 著者名/発表者名: 山田 岳峰, 市村強, 堀宗朗, 土橋浩, 大保直人
  • 雑誌名: 土木学会論文集A1(構造・地震工学) 巻: Vol.68 No.4
  • NAID: 130004556860
  • 査読あり
• [雑誌論文] 分合流部を有する大型道路トンネルの三次元地震応答解析 (2012)
  • 著者名/発表者名: 長田光正,市村強,堀宗朗,並川賢治,土橋浩,山田岳峰,小原隆志,滝本邦彦
  • 雑誌名: 土木学会論文集A1(構造・地震工学) 巻: Vol.68 No.4
  • NAID: 130004556862
  • 査読あり
• [雑誌論文] Waveform Inversion for Modeling Three-Dimensional Crust Structure with Topographic Effects (2012)
  • 著者名/発表者名: Pher Errol B. Quinay, Tsuyoshi Ichimura, and Muneo Hori
  • 雑誌名: Bulletin of the Seismological Society of America 巻: 102 号: 3 ページ: 1018-1029
  • DOI: 10.1785/0120110175
  • 査読あり
• [雑誌論文] Comprehensive numerical analysis of fault-structure systems -- Computation of the large-scale seismic structural response to a given earthquake scenario -- (2012)
  • 著者名/発表者名: Tsuyoshi Ichimura, M. Hori, Pher Errol B. Quinay, Wijerathne Maddegedara Lalith Lakshman, Takashi Suzuki and Satoshi Noguchi
  • 雑誌名: Earthquake Engineering & Structural Dynamics 巻: 41 号: 4 ページ: 795-811
  • DOI: 10.1002/eqe.1158
  • 査読あり
• [学会発表] Crustal Deformation Analysis Using a 3D FE High-fidelity Model with Fast Computation Method and Its Application to Inversion Analysis of Fault Slip in the 2011 Tohoku Earthquake (2012)
  • 著者名/発表者名: R. Agata, T. Ichimura, T. Hori, K. Hirahara, M. Hori
  • 学会等名: AGU fall meeting
  • 発表場所: San Francisco
• [学会発表] An Integrated Geologic- and Engineering-Length Scale Forward Modeling for Response Estimation of Nuclear Power Plant due to the Rupture of a Nearby Fault (2012)
  • 著者名/発表者名: P. E. Quinay, T. Ichimura, M. Hori, A. Nishida, S. Yoshimura
  • 学会等名: 15th WCEE World Conference on Earthquake Engineering
  • 発表場所: Lisbon, Portugal
• [学会発表] High resolution tsunami simulation in urban areas using detailed city model and three dimensional fluid analysis methods (2012)
  • 著者名/発表者名: Kohei FUJITA, Tsuyoshi ICHIMURA, Muneo HORI, M. L. L. WIJERATHNE, Seizo TANAKA
  • 学会等名: 15th WCEE World Conference on Earthquake Engineering
  • 発表場所: Lisbon, Portugal
• [学会発表] Integrating seismic response analysis and high resolution tsunami simulation by data conversion for solving a system of earthquake and tsunami disaster in urban areas (2012)
  • 著者名/発表者名: Kohei FUJITA, Tsuyoshi ICHIMURA, Muneo HORI, M. L. L. WIJERATHNE, Seizo TANAKA
  • 学会等名: The 10th World Congress of Computational Mechanics
  • 発表場所: Brazil
• [学会発表] A method to generate a large-scale multilayered 3DFEM model with hybrid multiresolution mesh and its application to Japan (2012)
  • 著者名/発表者名: Ryoichiro AGATA, Tsuyoshi ICHIMURA, Muneo HORI
  • 学会等名: The 10th World Congress of Computational Mechanics
  • 発表場所: Brazil
• [学会発表] EVALUATION OF SEISMIC PERFORMANCE OF RAMP TUNNEL STRUCTURE DURING LEVEL-2 EARTHQUAKE BY MASSIVE 3-D NUMERICAL COMPUTATION (2012)
  • 著者名/発表者名: Takemine YAMADA, Muneo HORI, Tsuyoshi ICHIMURA, Hiroshi DOBASHI, Naoto OHBO, Mitsumasa OSADA
  • 学会等名: The International Workshop on Advances in Seismic Experiments and Computations (ASEC2012)
  • 発表場所: Nagoya, Japan
• [学会発表] APPLICATON OF SEAMLESS SIMULATION OF SEISMIC RESPONSE ANALYSIS AND HIGH RESOLUTION TSUNAMI SIMULATION TO COASTAL AREA OF SENDAI (2012)
  • 著者名/発表者名: Kohei Fujita, Tsuyoshi Ichimura, Muneo Hori, Lalith Wijerathne and Seizo Tanaka
  • 学会等名: One Year after 2011 Great East Japan Earthquake -- International Symposium on Engineering Lessons Learned from the Giant Earthquake --
  • 発表場所: Tokyo
• [学会発表] DEVELOPMENT OF SIMULATION FRAMEWORK OF SEISMIC RESPONSE ANALYSIS AND HIGH RESOLUTION TSUNAMI SIMULATION (2012)
  • 著者名/発表者名: Kohei Fujita, Tsuyoshi Ichimura, Muneo Hori, Lalith Wijerathne and Seizo Tanaka
  • 学会等名: JOINT CONFERENCE PROCEEDINGS 9th International Conference on Urban Earthquake Engineering/ 4th Asia Conference on Earthquake Engineering
  • 発表場所: Tokyo Institute of Technology, Tokyo, Japan
• [学会発表] Large-scale 3-D seismic response analysis based on finite element analysis accelerated by high performance computing technique (2012)
  • 著者名/発表者名: S. Nonaka, T. Ichimura, M. Hori, M. L. L. Wijerathne, S. Tanaka
  • 学会等名: JOINT CONFERENCE PROCEEDINGS 9th International Conference on Urban Earthquake Engineering/ 4th Asia Conference on Earthquake Engineering
  • 発表場所: Tokyo Institute of Technology, Tokyo, Japan
• [学会発表] Three-dimensional seismic response analysis of underground ramp tunnel structure based on multi-step analysis with massive numerical computation (2012)
  • 著者名/発表者名: Mitsumasa Osada, Hiroshi Dobashi, Kenji, Namikawa, Sho Nonaka, Tsuyoshi Ichimura, Muneo Hori, Takemine Yamada, Naoto Ohbo, Yoshihiro Terashima, Naoyuki Kojima, Takashi Obara
  • 学会等名: WTC 2012
  • 発表場所: Bangkok
• [学会発表] PRELIMINARY DISCUSSION OF SURFACE TOPOGRAPHY EFFECT ON LONG PERIOD GROUND MOTION DISTRIBUTION IN KANTO REGION (2011)
  • 著者名/発表者名: Tilak Pokharel, Pher Errol B. Quinay, Tsuyoshi Ichimura and Muneo Hori
  • 学会等名: The 13th International Summer Symposium, JSCE
  • 発表場所: Kyoto, Japan
  • 年月日: 2011-08-26
• [学会発表] MULTI-SCALE ANALYSIS FOR SEISMIC WAVE PROPAGATION AND NUCLEAR POWER PLANT BUILDING RESPONSE USING MODEL OF FAULT-STRUCTURE SYSTEM (2011)
  • 著者名/発表者名: M. Hori, T. Ichimura, Q. P. Errol
  • 学会等名: Transactions, SMiRT 21
  • 発表場所: New Delhi, India
• [学会発表] SEISMIC RESPONSE ESTIMATION OF A NUCLEAR POWER PLANT STRUCTURE CONSIDERING NEARBY FAULT BASED ON A MULTISCALE APPROACH (2011)
  • 著者名/発表者名: Pher Errol B. Quinay, Tsuyoshi Ichimura, and Muneo Hori
  • 学会等名: COMPDYN 2011, III ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, M. Papadrakakis, M. Fragiadakis, V. Plevris (eds.)
  • 発表場所: Corfu, Greece
• [学会発表] Seismic Performance Analysis of Underground Ramp Tunnel Structure using 3-D Massive Numerical Computation (2011)
  • 著者名/発表者名: Hiroshi Dobashi, Yoshihiro Terashima, Muneo Hori, Tsuyoshi Ichimura, Naoto Ohbo, Takemine Yamada and Takashi Obara
  • 学会等名: COMPDYN 2011, III ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, M. Papadrakakis, M. Fragiadakis, V. Plevris (eds.)
  • 発表場所: Corfu, Greece
• [学会発表] Three-dimensional seismic response analysis of underground ramp tunnel structure using massive numerical computation (2011)
  • 著者名/発表者名: Takemine Yamada, Muneo Hori, Tsuyoshi Ichimura, Hiroshi Dobashi, Yoshihiro Terashima, Naoto Ohbo, Takashi Obara
  • 学会等名: ITA-AITES 2011 World Tunnel Congress
  • 発表場所: Helsinki, Finland
• [備考]
  • URL: http://www.eri.u-tokyo.ac.jp/sensing_and_simulation/index.html