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    Please use this identifier to cite or link to this item: http://tkuir.lib.tku.edu.tw:8080/dspace/handle/987654321/44835


    Title: 箱型曲橋之三維震力分析
    Authors: 雷英暉;張育瑞
    Contributors: 淡江大學土木工程學系
    Keywords: 箱型曲橋;三維震力分析;曲形橋梁
    Date: 1997-09
    Issue Date: 2013-03-12 11:07:49 (UTC+8)
    Publisher: 臺北市:中華民國土木技師公會全國聯合會
    Abstract: 基於運輸需求與地形條件的考量,曲形橋梁的興建已成為現代交通建設中,毋可或缺的一環。文中將首先建立兩柱三跨曲橋之結構分析模式,隨後並將藉由振態週期與振態有效質量之求取,來縝密探討曲橋之基本動力特性。又鑑於曲橋之幾何複雜性,本文將針對不同曲率橋梁,於各種地震方向下之受震行為作系統之分析。此外,基於阪神大地震所帶來的啟示, 文中亦將對於垂直地震與 P - △效應,在曲橋動力分析中所扮演的角色作一徹底釐清與探討。研究結果顯示,由於受到曲率變化之影響,曲橋不但可能產生較直橋為大之 P - △效應,且其對於地震作用方向之敏感度,亦遠較直橋來得強烈。
    Relation: 土木工程技術=Journal of Civil Engeering Technology 9,頁15-26
    Appears in Collections:[土木工程學系暨研究所] 期刊論文

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