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A Study on Seismic Design Methods Bridge System subjected to By-directional Earthquake Motions

Research Project

Project/Area Number 19760314
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Structural engineering/Earthquake engineering/Maintenance management engineering
Research InstitutionNagoya University

Principal Investigator

KASAI Akira  Nagoya University, 大学院・工学研究科, 講師 (20303670)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,730,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2008: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2007: ¥1,000,000 (Direct Cost: ¥1,000,000)
Keywords鋼製橋脚 / 耐震設計法 / 2方向地震動 / 制震 / 弾塑性有限変形解析 / 薄肉円形断面 / 限界値 / 面外変形 / 蒲肉円形断面
Research Abstract

本研究は, 都市域に存在する高架橋システムの耐震設計法について, これまで, 難解のため設計法まで確立できていなかった実地震動により近い水平2方向あるいは, 鉛直動も含めた地震動が入力されたときの挙動を考慮した耐震設計法を確立することが主目的である.橋梁は複数の橋脚からなる線的に連なった構造物で, 建築構造物とは地震時挙動に特徴的な違いが存在する.本研究ではこの点に着目し, 制震部材の導入を含めた解析的な検討を行っている.

Report

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

    (3 results)

All 2009 2007

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (2 results)

  • [Journal Article] 水平2方向地震動を受けるパイプ断面鋼製橋脚の耐震設計法2007

    • Author(s)
      坪井久幸, 鳥居純子, 葛西昭, 宇佐美勉
    • Journal Title

      土木学会地震工学論文集 Vol.29

      Pages: 529-538

    • NAID

      130004294914

    • Related Report
      2008 Final Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Strain Based Seismic Verification Method for Thin-walled Steel Circular Columns Subjected to Bi-directional Cyclic Loading,2009

    • Author(s)
      Kulkarni Nishigandha, Akira Kasai
    • Organizer
      土木学会中部支部研究発表会講演概要集
    • Place of Presentation
      名古屋
    • Year and Date
      2009-03-03
    • Related Report
      2008 Final Research Report
  • [Presentation] Strain Based Seismic Verification Method for Thin-walled Steel Circular Columns Subjected to Bi-directional Cyclic Loading2009

    • Author(s)
      Kulkarni Nishigandha, 葛西昭
    • Organizer
      土木学会中部支部研究発表会講演概要集
    • Place of Presentation
      名古屋市
    • Year and Date
      2009-03-03
    • Related Report
      2008 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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