| 摘要 | 第4-6页 |
| Abstract | 第6页 |
| 1 Introduction | 第9-19页 |
| 1.1 Earthquake disaster and earthquake damage analysis | 第9-14页 |
| 1.1.1 Earthquake disaster | 第9-10页 |
| 1.1.2 Seismic damage analysis of the bridge | 第10-14页 |
| 1.2 Worldwide study issues of pedestrian bridges | 第14-16页 |
| 1.3 Typical pedestrian bridge | 第16-17页 |
| 1.4 Research purposes of this dissertation | 第17-18页 |
| 1.5 Organization of the dissertation | 第18-19页 |
| 2 Fundamental theory of the seismic analysis of bridges | 第19-33页 |
| 2.1 Seismic response analysis method of bridge structures | 第19-26页 |
| 2.1.1 Static method | 第19-20页 |
| 2.1.2 Response spectrum analysis method | 第20-23页 |
| 2.1.3 Dynamic time-history analysis | 第23-26页 |
| 2.2 Seismic excitation for structures | 第26-33页 |
| 2.2.1 Earthquake input mode | 第26-28页 |
| 2.2.2 Time-history analysis of commonly used seismic waves | 第28-31页 |
| 2.2.3 Seismic ground motion selection and adjustment | 第31-33页 |
| 3 Earthquake response analysis of the pedestrian bridge | 第33-58页 |
| 3.1 Project Overview | 第33-36页 |
| 3.1.1 Design overview | 第33页 |
| 3.1.2 Design features | 第33-35页 |
| 3.1.3 The choice of the main building materials | 第35页 |
| 3.1.4 Description of the construction process | 第35-36页 |
| 3.1.5 Structural static calculation | 第36页 |
| 3.2 Dynamic analysis of the bridge structure | 第36-41页 |
| 3.2.1 Modeling | 第36-39页 |
| 3.2.2 Modal analysis | 第39-41页 |
| 3.3 Response spectrum analysis | 第41-45页 |
| 3.3.1 Response spectrum function | 第42-43页 |
| 3.3.2 Results of the response spectrum analysis | 第43-45页 |
| 3.4 Time history analysis | 第45-57页 |
| 3.4.1 Selection of the seismic ground motion | 第45-47页 |
| 3.4.2 Results of time history analysis | 第47-57页 |
| 3.5 Summary | 第57-58页 |
| 4 Soil-Pile interaction effects | 第58-69页 |
| 4.1 Mechanism of soil-pile-structure interaction | 第58-59页 |
| 4.2 Analysis model of pile-soil interaction | 第59-61页 |
| 4.3 Comparatives study of soil-pile interaction effects | 第61-67页 |
| 4.3.1 Comparison of Response Spectrum analysis | 第61-62页 |
| 4.3.2 Comparison of time-history analysis | 第62-67页 |
| 4.4 Summary of this chapter | 第67-69页 |
| 5 Vibration reduction study | 第69-85页 |
| 5.1 Establishment of seismic isolation model | 第69-71页 |
| 5.1.1 Modeling of lead rubber bearing isolator | 第69-71页 |
| 5.1.2 Lead rubber bearing parameter selection | 第71页 |
| 5.2 Seismic response of the isolated bridge | 第71-82页 |
| 5.2.1 Displacement response | 第71-82页 |
| 5.3 Deformation and internal force of lead rubber bearing | 第82-83页 |
| 5.3.1 Maximum internal force of the lead rubber bearing | 第82页 |
| 5.3.2 Deformation time-history analysis curve of lead rubber bearing | 第82-83页 |
| 5.4 Summary | 第83-85页 |
| 6 Conclusions and perspectives | 第85-86页 |
| 6.1 Conclusion | 第85页 |
| 6.2 Perspective | 第85-86页 |
| Acknowledgements | 第86-87页 |
| References | 第87-90页 |
| Publications | 第90页 |
