研究生: |
吳秉誠 Ping-Chen Wu |
---|---|
論文名稱: |
典型鋼筋混凝土柱構件震後性能研究 Study on the Post-earthquake Performance of Typical Reinforced Concrete Columns |
指導教授: |
邱建國
Chien-Kuo Chiu |
口試委員: |
簡文郁
Wen-Yu Chien 廖文義 Wen-I Liao 許丁友 Ting-Yu Hsu |
學位類別: |
碩士 Master |
系所名稱: |
工程學院 - 營建工程系 Department of Civil and Construction Engineering |
論文出版年: | 2017 |
畢業學年度: | 105 |
語文別: | 中文 |
論文頁數: | 298 |
中文關鍵詞: | 典型鋼筋混凝土 、反覆載重 、裂縫寬度 、變形角 、裂縫比值 、力學性能 、殘留係數 、耐震能力評估 |
外文關鍵詞: | residual coefficient |
相關次數: | 點閱:417 下載:4 |
分享至: |
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本研究共進行三組模擬懸臂梁之柱構件試驗,另調查分析三組模擬懸臂梁之柱構件試驗,試體斷面尺寸皆為400mm(寬)×400mm(深),柱主體淨高為1500mm,混凝土採用一般強度混凝土(fc’=21MPa),搭配一般強度鋼筋(fy=420MPa)及箍筋(fyt=280MPa),並調整箍筋量達到預期破壞模式(撓曲、撓剪及剪力破壞)。上述試體規劃主要探討典型鋼筋混凝土柱構件受反覆載重下,裂縫發展及裂縫寬度與構件變形角之關係,參考AIJ-2004之裂縫與變形角評估模型,將撓曲裂縫寬度及剪力裂縫寬度進行統計,提供台灣典型鋼筋混凝土柱構件適用之裂縫比值,並建立裂縫寬度與構件變形角之量化關係,以推估構件震後殘留變形角及震時尖峰變形角;本研究亦參考日本建築防災協會構件損傷度判定基準,探討典型鋼筋混凝土柱構件於各損傷度之力學性能,提供典型鋼筋混凝土柱構件於各損傷度之強度、勁度及耐震性能殘留係數,並以裂縫寬度與構件變形角之量化關係,搭配強度、勁度及耐震性能殘留係數,探討柱構件震後之變形性能;本研究亦參考耐震詳細評估中鋼筋混凝土柱構件之非線性行為模型,依震損鋼筋混凝土柱構件損傷度對應之強度、勁度及耐震性能殘留係數,建議鋼筋混凝土柱構件震後之非線性行為修正模型,最後,本研究將結合國震中心耐震能力評估程式評估建築物震損後之耐震能力,並可獲其耐震性能殘留率(震損後之耐震能力/震損前之耐震能力),給予典型RC建築物損傷程度之判定,以建立台灣適用之典型RC建築物震損程度評估,可作為工程師於實務應用時之參考。
This study conducts three full-size experimental simulations and investigates other three same experimental simulations of cantilever column member specimen with different failure mechanisms using general reinforced steel bars (fy=420MPa,fyt=280MPa), and the designed compressive strength of concrete is 21MPa. Additionally, rectifying stirrup spacing to reach expected failure mechanisms.
The purpose of this study is to investigate two parts from experimental results. According to AIJ’s guideline, one is through the relationship between crack width and drift ratio to formulate crack width ratio of Taiwan. On the other side, by referring to JBDPA’s guideline and related literature, through the relationship between crack width and mechanics performance can formulate Taiwan’s applicable mechanics performance residual coefficient of every damage level. Mechanics performance contains strength, stiffness, and seismic performance. The study proposes nonlinear behavior correction model for typical reinforced concrete columns in the post-earthquake from the result of the analysis. Applying the seismic evaluation and auxiliary program from NCREE to evaluate the seismic capacity of the buildings in the post-earthquake. Afterwards, giving typical RC buildings judgement of damage level to set up applicable damage level evaluation of typical RC buildings in Taiwan. The result stated above will be the reference for engineer on the practical application.
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[2]日本建築防災協会, 震災建築物の被災度區分判定基準および復旧技術指針, 日本, 2015.
[3]涂豐鈞, 考慮劣化與震損影響之RC校舍耐震能力評估研究, 碩士論文, 國立台灣科技大學營建工程研究所, 2012.
[4]范成宇, 典型鋼筋混凝土柱構件震後損傷定量實驗研究, 碩士論文, 國立台灣科技大學營建工程研究所, 2016.
[5]AIJ. 2004. Guidelines for Performance Evaluation of Earthquake Resistant Reinforced Concrete Buildings(Draft), Architectural Institute of Japan, Tokyo, Japan.
[6]伊藤淑紘,鈴木裕介,前田匡樹,損傷部材の強度・変形・減衰性能の低下に基づく被災RC造建物の残存耐震性能評価, コンクリート工学年次論文集, Vol.37, No.2, 2015
[7]HAO Linfei,鈴木裕介,前田匡樹,構造性能低下を考慮した被災RC造建物の残存耐震性能評価法コンクリート工学年次論文集, Vol.38, No.2, 2016
[8]Park, Y. J. and Ang, A. H-S., Mechanistic Seismic Damage Model for Reinforced Concrete, Journal of the Structural Engineering (ASCE), Vol.111, No.4: 722-739, 1985.
[9]SUGI Taichi, 2007, Damage Evaluation of RC Beam Members Based on Accurate Measurement of Displacement and Crack Widths with Scanner. (part2) Proposal of Rational Suggestion of Quantitative Evaluation Model for Evaluating of Shear Crack Width-Shear Deformation Relationship., Architectural Institute of Japan, Tokyo, Japan, pp.373-374.
[10]陳崇慶, 高強度鋼筋混凝土梁之剪力裂縫行為研究, 碩士論文, 國立台灣科技大學營建工程研究所, 2013.
[11]國家地震工程研究中心,校舍結構耐震評估補強技術手冊第三版,報告編號:NCREE-13-023,2013。