| 中文摘要 | 第1-7页 |
| ABSTRACT | 第7-12页 |
| 1 Introduction | 第12-28页 |
| ·Background of the project | 第12-14页 |
| ·Mechanical performance of RPC | 第14-18页 |
| ·Research and application | 第18-24页 |
| ·Mierostrueture, hydration and durability | 第18-19页 |
| ·Mechanical property | 第19-23页 |
| ·Application | 第23-24页 |
| ·Outline of the dissertation | 第24-28页 |
| 2 Mechanical Properties of Steel-Fiber Concrete | 第28-52页 |
| ·Reinforced Mechanism of steel-fiber concrete | 第28-44页 |
| ·Conception of the composite material | 第28-30页 |
| ·Average stress and the elastic modulus of the concrete with straightforward continuous fiber | 第30-31页 |
| ·Effective coefficient, fiber stress and the elastic modulus of the random short fibers | 第31-39页 |
| ·Ultimate strength and critical volume fraction of random discontinuous steel fibers concrete | 第39-41页 |
| ·Fiber space theory | 第41-43页 |
| ·Unification theory of steel fiber concrete strengthening mechanism | 第43-44页 |
| ·Summary | 第44页 |
| ·Bonding property of steel fiber concrete | 第44-48页 |
| ·Factors affecting the bonding properties of steel fiber concrete | 第45-47页 |
| ·Summary | 第47-48页 |
| ·Influence of steel fibers on the performance of the concrete | 第48-49页 |
| ·Relationship of stress and strain under one-way compression of steel fibers | 第49-51页 |
| ·Relationship of stress and strain of steel fiber concrete under axial compress | 第49-50页 |
| ·Summary | 第50-51页 |
| ·Chapter Summary | 第51-52页 |
| 3 Mechanics and Properties of Reactive Powder Concrete (RPC) | 第52-59页 |
| ·Reinforced strength and the toughness mechanism of RPC | 第52-54页 |
| ·Measures to improve the homogeneity of RPC | 第52-53页 |
| ·Reinforced toughness mechanism of RPC | 第53-54页 |
| ·Summary | 第54页 |
| ·Mechanical performance of RPC | 第54-58页 |
| ·Compressive strength of RPC | 第54-55页 |
| ·Bending strength of RPC | 第55-56页 |
| ·Shear strength of RPC | 第56-57页 |
| ·Mechanical performance of RPC | 第57-58页 |
| ·Summary | 第58页 |
| ·Chapter Summary | 第58-59页 |
| 4 Microstructure of RPC | 第59-69页 |
| ·Interfacial transition zone (ITZ) | 第59-60页 |
| ·Concept of ITZ | 第59页 |
| ·Properties of ITZ in concrete | 第59-60页 |
| ·ITZ of the RPC | 第60页 |
| ·Granular characteristics | 第60-62页 |
| ·General | 第60-61页 |
| ·Cement particle | 第61-62页 |
| ·Granular characteristics of RPC | 第62页 |
| ·Particle packing | 第62-68页 |
| ·Particle size | 第63页 |
| ·Particle shape and texture | 第63-64页 |
| ·Particle size distribution | 第64页 |
| ·Agglomeration | 第64-65页 |
| ·Stability of particle positions | 第65页 |
| ·Wall effect | 第65-67页 |
| ·Bridge and arching | 第67页 |
| ·Vibration | 第67-68页 |
| ·Particle packing of RPC | 第68页 |
| ·Summary | 第68-69页 |
| 5 Analysis of the Interfacial Transition Zone (ITZ) | 第69-82页 |
| ·Model for simulation of ITZ | 第69-72页 |
| ·Non-placement model | 第69-70页 |
| ·Basic forms of"arch structure" | 第70-71页 |
| ·Stability analysis of the basic forms | 第71-72页 |
| ·Principles of forming an arch structure | 第72页 |
| ·Formation of microstructure near the wall | 第72-73页 |
| ·Cement particle placement near the wall | 第73-76页 |
| ·Determining the length of the string | 第74-75页 |
| ·Determining a reasonable shape for the arch axis | 第75-76页 |
| ·Conditions assessment for particle placement at the wall | 第76页 |
| ·Cement particle placement | 第76-77页 |
| ·Results and Analysis | 第77-81页 |
| ·Results of Simulation | 第77-79页 |
| ·Analysis and Conclusion | 第79-81页 |
| ·Summary | 第81-82页 |
| 6 Conclusion and suggestion | 第82-84页 |
| ·Innovation | 第82页 |
| ·Conclusion | 第82页 |
| ·Suggestion | 第82-84页 |
| Reference | 第84-88页 |
| 作者简历 | 第88-90页 |
| 学位论文数据集 | 第90页 |
