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Study on Post-Earthquake Damage Evaluation for Concrete Buildings with Damage to Non-Structural Walls

Research Project

Project/Area Number 25420578
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Building structures/Materials
Research InstitutionOsaka University

Principal Investigator

Sanada Yasushi  大阪大学, 工学(系)研究科(研究院), 准教授 (80334358)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Keywords非構造壁 / 二次壁 / 雑壁 / 鉄骨鉄筋コンクリート / SRC / 損傷 / 構造実験 / 東日本大震災
Outline of Final Research Achievements

Exterior/partition flat walls monolithically constructed in concrete buildings were severely damaged by the 2011 earthquake off the Pacific coast of Tohoku. Although this type of wall is commonly regarded as non-structural wall, it seems to potentially affect the seismic performance and behavior of overall buildings because of its monolithic connection to structural components. Therefore, this study investigated fundamental behavior and performance of a typical flat wall through experimental and analytical approaches, and provided basic data to judge post-earthquake action for concrete buildings with damage to non-structural walls. In particular, this study presented an appropriate numerical model for non-structural walls and clarified structural/dynamic mechanisms that non-structural walls significantly affected the seismic behavior and performance of concrete buildings.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (6 results)

All 2015 2014 2013

All Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (4 results)

  • [Journal Article] 主体架構と一体のRC造方立壁の構造性能評価2015

    • Author(s)
      小塩友斗,真田靖士,金裕錫
    • Journal Title

      日本建築学会構造系論文集

      Volume: Vol.80,No.713 Pages: 1145-1153

    • NAID

      130005094602

    • Related Report
      2015 Annual Research Report 2014 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] 東北地方太平洋沖地震により非構造壁が損傷したSRC建物の現地調査結果と地震応答の解析的分析2013

    • Author(s)
      小塩友斗,Thandar Oo,真田靖士,崔琥
    • Journal Title

      コンクリート工学年次論文集

      Volume: 35 Pages: 853-858

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] 主体架構と一体のRC非構造壁の性能評価に関する実験2014

    • Author(s)
      小塩友斗,真田靖士,塚本竜二
    • Organizer
      日本建築学会大会学術講演梗概集
    • Place of Presentation
      神戸
    • Year and Date
      2014-09-12 – 2014-09-14
    • Related Report
      2014 Research-status Report
  • [Presentation] Effects of Secondary Walls on Damage to a Concrete Building Attacked by the 2011 Tohoku, Japan Earthquake2014

    • Author(s)
      Yasushi Sanada and Yuto Ojio
    • Organizer
      15th European Conference on Earthquake Engineering & 34th General Assembly of the European Seismological Commission
    • Place of Presentation
      Istanbul
    • Year and Date
      2014-08-24 – 2014-08-29
    • Related Report
      2014 Research-status Report
  • [Presentation] コンクリート系柱梁架構と一体的に建設された非構造壁の有限要素法解析2013

    • Author(s)
      小塩友斗,Thandar Oo,真田靖士
    • Organizer
      日本建築学会大会学術講演梗概集
    • Place of Presentation
      札幌
    • Related Report
      2013 Research-status Report
  • [Presentation] 非構造壁を有する靱性型SRC建物の被災度区分判定2013

    • Author(s)
      小塩友斗,Thandar Oo,真田靖士,崔琥,前田匡樹
    • Organizer
      日本建築学会近畿支部研究報告集
    • Place of Presentation
      大阪
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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