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Effects of irregular topography on nonlinear earthquake groundmotions and earthquake damage

Research Project

Project/Area Number 18560463
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Structural engineering/Earthquake engineering/Maintenance management engineering
Research InstitutionSaitama University

Principal Investigator

MOGI Hidenori  Saitama University, 大学院・理工学研究科, 准教授 (80261882)

Co-Investigator(Kenkyū-buntansha) KAWAKAMI Hideji  埼玉大学, 地圏科学研究センター, 教授 (50125887)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,760,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥360,000)
Fiscal Year 2008: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2007: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2006: ¥2,200,000 (Direct Cost: ¥2,200,000)
Keywords散乱波 / 不整形地盤 / 地盤ひずみ / 非線形応答 / 地震被害 / 経時変化 / 渚現象
Research Abstract

不整形地盤によって生じる複雑な地震応答を検討するために, SH波動場, P-SV波動場における境界要素-摂動解法による散乱波解析を行い, 不整形地盤の地震応答は着目する点の周囲から到達する散乱波の干渉によって説明されることを示した.また, 中越沖地震と岩手・宮城内陸地震における鉛直アレー観測記録を用いて, 本震前後の地盤の非線形性状について検討した.その結果, 本震主要動時の地盤の非線形化によって, 剪断剛性率が大きく低下し, かつ, 本震後数ヶ月以上の長期にわたり剛性低下が認められることを指摘した

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (24 results)

All 2009 2008 2007 2006 Other

All Journal Article (17 results) (of which Peer Reviewed: 14 results) Presentation (5 results) Remarks (2 results)

  • [Journal Article] 柏崎刈羽原子力発電所内の鉛直アレーにおける新潟県中越沖地震とその前後のS波速度の経時変化2009

    • Author(s)
      茂木秀則, Shrestha S. M., 川上英二, 岡村真也
    • Journal Title

      日本地震工学会論文集 9.1

      Pages: 19-31

    • NAID

      130000778362

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 柏崎刈羽原子力発電所内の鉛直アレーにおける新潟県中越沖地震とその前後のS波速度の経時変化2009

    • Author(s)
      茂木秀則,Shrestha,S.M.,川上英二,岡村真也
    • Journal Title

      日本地震工学会論文集 9,1

      Pages: 19-31

    • NAID

      130000778362

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 常時微動観測による岩塊の振動特性の検討2008

    • Author(s)
      茂木秀則, 高橋学, 長田昌彦, 荒井進吾
    • Journal Title

      第12回岩の力学シンポジウム CDROM

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Three-dimensionalSeismic Collapse Analysis of Wooden HousesUsing Rigid Body-Spring Method2008

    • Author(s)
      Tingatinga E., Kawakami H. and Shrestha S.M
    • Journal Title

      The OpenConstruction and Building TechnologyJournal 2

      Pages: 116-123

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Three-dimensional Seismic Collapse Analysis of Wooden Houses Using Rigid Body-Spring Method2008

    • Author(s)
      Tingatinga, E., Kawakami, H. and Shrestha, S. M
    • Journal Title

      The Open Construction and Building Technology Journal 2

      Pages: 116-123

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 常時微動観測による岩塊の振動特性の検討2008

    • Author(s)
      茂木秀則,高橋学,長田昌彦,荒井進吾
    • Journal Title

      第12回岩の力学シンポジウム CDROM

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Note on Spatial Variations inResponse Spectra of Earthquake Ground Motions2007

    • Author(s)
      Kawakami H., Mogi H. and Tingatinga E
    • Journal Title

      ISET Journal of Earthquake Technology 44.1

      Pages: 101-110

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 境界要素-摂動解法による起伏地形の散乱波の波形の検討2007

    • Author(s)
      茂木秀則, 川上英二
    • Journal Title

      土木学会論文集A 63.3

      Pages: 454-463

    • NAID

      130004467051

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Analysis ofScattered Waves on Ground with Irregular Topography Using the Direct Boundary Element Method and Neumann Series Expansion2007

    • Author(s)
      Mogi H. and Kawakami H
    • Journal Title

      Bull. Seism. Soc. Am 97.4

      Pages: 1144-1157

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Analysis of Scattered Waves on Ground with Irregular Topography Using the Dhiect Boundary Element Method and Neulnann Series Expansion2007

    • Author(s)
      Mogi H. and Kawakami H.
    • Journal Title

      Bulletin of the Seismological Society of America 97,4

      Pages: 1144-1157

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 境界要素-摂動解法による起伏地形の散乱波の波形の検討2007

    • Author(s)
      茂木 秀則, 川上 英二
    • Journal Title

      土木学会論文集A 63,3

      Pages: 454-463

    • NAID

      130004467051

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Note on Spatial Variations in Response Spectra of Earthquake Ground Motions2007

    • Author(s)
      Kawakami, H., Mogi, H. and Tingatinga, E.
    • Journal Title

      ISET Journal of Earthquake Technology 44,1

      Pages: 101-110

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Note on Spatial Variations in Response Spectra of Earthquake Ground Motions2007

    • Author(s)
      Kawakami, H., Mogi, H., Tingatinga, E
    • Journal Title

      ISET Journal of Earthquake Technology 44.1

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Effects ofGround Motion Parameters and CyclicDegradation Behaviors on CollapseResponse of Steel Moment-Resisting Frames2006

    • Author(s)
      Chang H.Y. and Kawakami H
    • Journal Title

      Journal of Structural Engineering, American Society of Civil Engineers 32.10

      Pages: 1553-1562

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] SCATTERED WAVES INDUCED BY IRREGULAR TOPOGRAPHY2006

    • Author(s)
      Mogi, H., Kawakami, H.
    • Journal Title

      First European Conference on Earthquake Engineering and Seismology

      Pages: 332-332

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Effects of Ground Motion Parameters and Cyclic Degradation Behaviors on Collapse Response of Steel Moment-Resisting Frames2006

    • Author(s)
      Chang H.Y., Kawakami H
    • Journal Title

      Journal of Structural Engineering, American Society of Civil Engineers 132.10

      Pages: 1553-1562

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Gravity Effects on Earthquake Response of a Flexure Building : A Shear Building Comparison

    • Author(s)
      E. A. Tingatinga, H. Kawakami and H.Mogi
    • Journal Title

      International Journal of Structural Stability and Dynamics YBY-121(in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] 柏崎刈羽原子力発電所内の鉛直アレー観測記録のNIOM解析2008

    • Author(s)
      茂木秀則, Shrestha S.M., 川上英二, 岡村真也
    • Organizer
      日本地震工学会第6回年次大会
    • Place of Presentation
      仙台市
    • Year and Date
      2008-11-03
    • Related Report
      2008 Final Research Report
  • [Presentation] 柏崎刈羽原子力発電所内の鉛直アレー観測記録のNIOM解析2008

    • Author(s)
      茂木秀則,Shrestha,S.M.,川上英二,岡村真也
    • Organizer
      目本地震工学会第6回年次大会
    • Place of Presentation
      宮城県仙台市・産業プラザ
    • Year and Date
      2008-11-03
    • Related Report
      2008 Annual Research Report
  • [Presentation] Microtremor measurement for rock-fallhazard assessment2007

    • Author(s)
      Mogi H., Osada M. and Hashida, T
    • Organizer
      6th Asian RegionalConference on Geohazards in EngineeringGeology
    • Place of Presentation
      Seoul
    • Year and Date
      2007-10-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Microtremor measurement for rock-fall hazard assessment2007

    • Author(s)
      Mogi, H., Osada, . M. and Hashida, T.
    • Organizer
      6th Asian Regional Conference on Geohazards in Engineering Geology
    • Place of Presentation
      Seoul,Korea
    • Year and Date
      2007-10-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] ScatteredWaves Induced by Irregular Topography2006

    • Author(s)
      Mogi H. and Kawakami H
    • Organizer
      First European Conference on EarthquakeEngineering and Seismology
    • Place of Presentation
      Geneva
    • Year and Date
      2006-09-06
    • Related Report
      2008 Final Research Report
  • [Remarks] (茂木)

    • URL

      http://blade.kiban.civil.saitama-u.ac.jp/~hmogi/

    • Related Report
      2007 Annual Research Report
  • [Remarks] (川上)

    • URL

      http://www.saitama-u.ac.jp/kawakami/

    • Related Report
      2007 Annual Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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