abstract

The first chapter is introduction.

1. 1 project background

1.2 research on materials and components under load and corrosive environment

1.2. 1 Research contents of materials and components under load and corrosive environment.

1.2.2 theoretical study on the action of materials and components under load and corrosive environment

1.2.3 experimental study of materials and components under load and corrosive environment.

1.3 Study on Fatigue Performance of Reinforced Concrete Members

1.3. 1 Research on Fatigue Fracture Foundation of Concrete Members

1.3.2 Theoretical Study on Fatigue Damage Accumulation

1.4 Study on Corrosion Fatigue of Reinforced Concrete Beams

1.4. 1 fatigue corrosion fracture mechanism of reinforced concrete beams

1.4.2 Research significance of coupling effect of corrosion and fatigue

1.5 paper research work

Chapter II Experimental Design

2. 1 Introduction

2.2 Test Beam Design and Material Test

2.2. 1 design of reinforced concrete test beam

Material testing

2.3 Manufacture of Test Beam

2.4 Test beam load and corrosion test design

2.4. 1 bearing capacity test

2.4.2 Constant load and chloride environment coupling test

2.4.3 Coupling test of alternating load and chloride environment

2.5 measuring point layout and data acquisition method

2.6 Test method of chloride ion concentration in test beam

2.6. 1 sampling method of concrete powder

Chloride ion content test

2.7 Overview of this chapter

The third chapter is the experimental study of concrete beams under the coupling effect of constant load and corrosive environment.

3. 1 Introduction

3.2 Bearing capacity test

3.3 Experimental study on the performance of beams under the coupling effect of dead load and corrosive environment

3.3. 1 test loading process

3.3.2 Analysis of deflection results of test beam

3.4 Overview of this chapter

The fourth chapter is the experimental study of concrete beams under the coupling effect of alternating load and corrosive environment.

4. 1 Introduction

4.2 Test Overview

4.3 Test Results and Analysis

4.3. 1 test process and failure mode

4.3.2 Load deflection curve analysis of fatigue beam

4.3.3 Strain analysis of beam concrete under the same load amplitude and different environments

4.3.4 Analysis of beam concrete cracks under the same load amplitude and different environments

4.3.5 Natural frequency analysis of beams under different environments with the same load amplitude.

4.3.6 Corrosion potential analysis of reinforcement in corrosion test beam

4.4 Analysis of chloride ion diffusion law of concrete beams in corrosive environment

4.4. 1 chloride ion content of corrosion fatigue beam

4.4.2 Comparison of chloride ion content between static load and alternating test beams

4.5 Analysis of Corrosion Fatigue Characteristics

4.6 Overview of this chapter

Chapter V Conclusion and Prospect

5. 1 Introduction

5.2 Basic conclusion

5.3 prospects

refer to

Research results and published academic papers during the application for degree.

Express gratitude/gratitude

The above is the whole content of the graduation thesis template of civil engineering specialty. For more paper outlines, please pay attention to the employment column of college students.