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预制框架结构纵筋机械连接接头单调和循环性能试验研究

Abstract第3-4页
摘要第5-9页
CHAPTER 1 INTRODUCTION第9-13页
    1.1. Background第9-10页
    1.2. Problem statement/Rationale第10-11页
    1.3. Research objectives第11页
    1.4. Significance of the Study第11-12页
    1.5. Scope of research第12-13页
CHAPTER 2 LITERATURE REVIEW第13-30页
    2.1 Introduction第13-14页
        2.1.1 Foreign research第13-14页
    2.2 Lap splices第14-15页
    2.3 Literature review survey第15-27页
        2.3.1 Introduction第15-18页
        2.3.2 Precast structural system and interaction第18页
        2.3.3 Conceptual design第18页
        2.3.4 Force paths第18页
        2.3.5 Structure movements第18-19页
        2.3.6 Moment resisting frames第19页
        2.3.7 Basic structural design considerations第19-20页
        2.3.8 Design aspects第20-23页
        2.3.9 Force transfer mechanisms第23页
        2.3.10 Mechanical characteristics第23-26页
        2.3.11 Structural integrity第26页
        2.3.12 Gap in the literature第26-27页
    2.4 Main research content第27-30页
        2.4.1 Introduction第27页
        2.4.2 Typical joints with compressive forces第27-28页
        2.4.3 Selection of bearing type and material第28页
        2.4.4 Principles of tensile transfer第28-29页
        2.4.5 Milestones in mechanical splice studies第29页
        2.4.6 Summary on the literature survey第29-30页
CHAPTER 3 EXPERIMENTATION第30-42页
    3.1 Introduction第30页
    3.2 Experimental protocol第30-33页
        3.2.1 Material properties第30-33页
    3.3 Test protocol第33-38页
        3.3.1 Overview第33-34页
        3.3.2 Experimental matrix第34页
        3.3.3 Specimen design第34-38页
        3.3.4 Test set-up第38页
    3.4 Fabrication and testing plan第38-40页
        3.4.1 Specimen fabrication第39-40页
    3.5 Equipment and Instrumentation第40-42页
CHAPTER 4 FINDINGS, ANALYSIS AND DISCUSSIONS第42-78页
    4.1 Monotonic tension test findings第42-53页
        4.1.1 Monotonic load-deformation behavior of steel reinforcement第42-44页
        4.1.2 Monotonic tensile curves for bar-splice assembly第44-46页
        4.1.3 Monotonic tensile curves for bent steel reinforcement第46-48页
        4.1.4 Monotonic tensile curves for an eccentrically positioned rebar第48-50页
        4.1.5 Monotonic load-displacement relationship of a headed rebar第50-53页
    4.2 Cyclic elastic test (CE): Medium scale earthquake simulated loading第53-58页
        4.2.1 Cyclic elastic test for the typical bar-splice assembly第53-54页
        4.2.2 Cyclic elastic test for bent bar in the grouted end第54-55页
        4.2.3 Cyclic elastic test with rebar positioned with an eccentricity第55-56页
        4.2.4 Cyclic elastic test with headed rebar in the grouted end第56-57页
        4.2.5 Comparisons of the cyclic elastic tests第57-58页
    4.3 Cyclic plastic/large deformation test第58-61页
        4.3.1 Typical bar-splice assembly with co-axial rebar第58-59页
        4.3.2 Cyclic plastic test with a bent bar in the grouted end第59-60页
        4.3.3 Cyclic plastic test with a bar positioned with an eccentricity第60-61页
        4.3.4 Large deformation test with a headed rebar第61页
    4.4 Cyclic testing according to the American code第61-68页
        4.4.1 Typical bar-splice assembly (co-axial bars jointed by a coupler)第62-63页
        4.4.2 Bar-splice assembly with a bent bar inside the connector第63-64页
        4.4.3 Bar-splice assembly with a bar positioned with an eccentricity第64-65页
        4.4.4 Cyclic elastic test with a headed rebar in the grouted end第65-66页
        4.4.5 100-cycles cyclic test第66-68页
    4.5 Analysis第68-75页
    4.6 Results comparison with respect to Chinese and American codes第75-78页
        4.6.1 Strength第76-77页
        4.6.2 Stiffness第77页
        4.6.3 Ductility第77-78页
CONCLUSIONS, RECOMMENDATIONS AND LIMITATIONS第78-79页
REFERENCES第79-84页
ACKNOWLEDGEMENTS第84页

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