| 摘要 | 第4-5页 |
| ABSTRACT | 第5页 |
| ACKNOWLEDGEMENTS | 第6-14页 |
| Chapter 1 Introduction and Literature Review | 第14-36页 |
| 1.1 Introduction | 第14-16页 |
| 1.2 Problem Definition | 第16-17页 |
| 1.3 Research Objectives | 第17-18页 |
| 1.4 Historical Background | 第18-19页 |
| 1.5 FRP Reinforced Concrete Beam-Column Joints | 第19-24页 |
| 1.6 Hybrid Reinforced Concrete Beam-Column Joints | 第24-28页 |
| 1.7 Steel-FRP Reinforced Concrete (SFRC) Structures | 第28-36页 |
| 1.7.1 SFRC Beams | 第28-30页 |
| 1.7.2 SFRC Bridge Columns | 第30-33页 |
| 1.7.3 SFRC Beam-column joints | 第33-36页 |
| Chapter 2 Steel-FRP Reinforced Concrete Moment Resisting Frame (SFRC-MRF) | 第36-53页 |
| 2.1 Proposed Schematic Configurations For The SFRC-MRF | 第36-39页 |
| 2.2 Idealized Mechanical Model for The Load-Deformations Behavior of the SFRCBeam-Column Joints | 第39-41页 |
| 2.3 SFRC joint limit states: | 第41-44页 |
| 2.4 Design concept of the SFRC-joint: | 第44-45页 |
| 2.5 Lateral drift limit for the SFRC joints | 第45-46页 |
| 2.6 Design Steps of SFRC beam-column joint | 第46-52页 |
| 2.6.1 Design for flexure | 第46-48页 |
| 2.6.2 Design for Shear | 第48-52页 |
| Summary | 第52-53页 |
| Chapter 3 3D Finite Element Study on Lateral Response of Steel-FRP Reinforced (SFRC) ConcreteBeam-Column Joints | 第53-107页 |
| 3.1 Introduction | 第53页 |
| 3.2 Finite Element Modelling | 第53-63页 |
| 3.2.1 Concrete Material | 第53-56页 |
| 3.2.2 Reinforcement Materials | 第56-58页 |
| 3.2.3 Bond-Slip Modelling | 第58-60页 |
| 3.2.4 Geometry and Mesh: | 第60页 |
| 3.2.5 Boundary Conditions and constraints | 第60-61页 |
| 3.2.6 Load application method: | 第61-63页 |
| 3.3 Verification of the finite element model: | 第63-71页 |
| 3.3.1 Experimental work description | 第63-66页 |
| 3.3.2 Lateral load-drift response | 第66-69页 |
| 3.3.4 Strain distribution in joint transverse reinforcement | 第69-70页 |
| 3.3.5 SFRC beam-column joints | 第70-71页 |
| 3.4 Numerical study on the lateral performance of SFRC joint | 第71-77页 |
| 3.4.1 Proposed numerical study | 第71-77页 |
| 3.5 Results and discussion: | 第77-107页 |
| 3.5.1 General behavior | 第77-80页 |
| 3.5.2 Effect of the steel-to-FRP reinforcement ratio on the behavior of SFRC joints | 第80-88页 |
| 3.5.2.1 Serviceability state | 第80-85页 |
| 3.5.2.2 Ultimate Drift and failure mode | 第85-88页 |
| 3.5.3 Controllability of the Post-yielding State and Ultimate State of SFR Joints | 第88-90页 |
| 3.5.4 Behavior of SFRC Joints Having the Same Normalized Reinforcement Ratio butwith Different FRP-to-steel Ratios | 第90-100页 |
| 3.5.5 Limits for the Steel and FRP Reinforcement Ratios in SFRC joints | 第100-102页 |
| 3.5.6 Definition of an Acceptable Range for the Replacement Ratio | 第102-104页 |
| 3.5.7 Mechanical Model Describing the lateral response of SFRC beam-column joints | 第104-105页 |
| 3.5.8 Design Recommendations on SFRC beam-column joints: | 第105-107页 |
| Chapter 4 Conclusions and Future Research | 第107-111页 |
| 4.1 Summary | 第107页 |
| 4.2 Conclusions | 第107-110页 |
| 4.3 Future Research | 第110-111页 |
| References | 第111-118页 |
| Appendix A:DESIGN OF SPECIMEN "H-S-3-18-F-7-16" | 第118-140页 |
