声明
致谢
Chapter 1 Introduction
1.1 Overview
1.2 The Importance and Motivation for the Strengthening
1.3 Research Scope and Objectives
1.3.1 Research Scope
1.3.2 Research Objectives
1.4 Methodology
1.5 Outline of the Thesis
Chapter 2 Literature Review
2.1 Introduction
2.2 Review on the Use of FRP in Strengthening
2.3 Strengthening RC Beams by Externally Bonded Technique (EB)
2.4 Strengthening RC Beams by Near Surface Mounted System (NSM)
2.5 Strengthening RC beams by prestressed steel wire ropes (P-SWRs)
2.6 Strengthening RC Beams by Hybrid Methods
Chapter 3 Experimental Program
3.1 Introduction
3.2 Design of Un-strengthened Beams
3.3 Strengthening Materials
3.4 Strengthening program
3.4.1 Strengthening Design
3.4.2Strengthening Procedures
3.5 Loading and Measurement Scheme
Chapter 4 Test Results and Analysis
4.1 Introduction
4.2. First Stage: Strengthening with Individual Methods
4.2.1 Load–Deflection Relationship and Failure Modes
4.2.2 Cross-Section Stiffness and Ductility
4.2.3 Crack Width and Pattern
4.2.4 Effect of the Type of FRP Bar
4.3 Second Stage: Strengthening by Hybrid Methods
4.3.1. Load–Deflection Relationship and Failure Modes
4.3.2 Cross-Section Stiffness and Ductility
4.3.3 Crack Width and Pattern
4.3.4 Effect of the Type of FRP Bar
4.4. Comparison between the Strengthening Techniques
4.4.1. Load Capacity
4.4.2 Ductility
4.4.3 Stiffness at the SLS
Chapter 5 Theoretical Flexural Capacity of RC Beams Strengthened with Hybrid Strengthening Techniques
5.1 Introduction
5.2 Assumptions
5.3 Strain-Stress Relationships
5.4 Failure Modes
5.5.1 Cracking Load
5.5.2 Ultimate Load
Chapter 6 Conclusions and Recommendations
6.1. Conclusions
6.2Recommendations for practices
6.3 Recommendations for Future
参考文献
List of Figures
List of Tables
东南大学;
