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Structural performance tests of timber frames and earthquake response analyses investigating recoverability of timber houses after a severe earthquake and safety of recovery work

Research Project

Project/Area Number 25350473
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Social systems engineering/Safety system
Research InstitutionHirosaki University

Principal Investigator

Tsumura Kozo  弘前大学, 理工学研究科, 准教授 (30145669)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2013: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Keywords地震 / 災害 / 木造住宅 / 復旧 / 作業安全性 / 余震 / 作業安全 / 実験 / シミュレーション / 被災 / 地震被害 / 復旧作業安全性 / 安全性 / 本震
Outline of Final Research Achievements

In order to investigate recoverability of timber houses after a severe earthquake, structural performance tests of timber frames and earthquake response analyses were conducted. Several types of strengthened frames and recovered frames were loaded until they lay down on the basement to obtain their structural characteristics, and based on the data the earthquake response analysis program was fixed. On the program various types of strengthened timber house models were attacked by several famous earthquakes and their aftershocks. As a result, if remain story drift angle due to main shocks were less than 4 degrees, then most of the models were not collapsed by aftershocks.

Report

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

    (2 results)

All 2015 2014

All Presentation (2 results)

  • [Presentation] 地震により被災した木造住宅が余震により倒壊する可能性に関する大変形地震応答解析2015

    • Author(s)
      津村浩三
    • Organizer
      日本建築学会学術講演梗概集
    • Place of Presentation
      東海大学湘南キャンパス
    • Year and Date
      2015-09-04
    • Related Report
      2015 Annual Research Report
  • [Presentation] 地震により被災した木造住宅が余震により倒壊する可能性に関する大変形地震応答解析2014

    • Author(s)
      津村浩三
    • Organizer
      日本建築学会学術講演梗概集
    • Place of Presentation
      神戸大学
    • Year and Date
      2014-09-13
    • Related Report
      2014 Research-status Report

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

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