声明
CHAPTER 1 GENERAL INTRODUCTION
1.1 Background and significance
1.2 Research objective
1.3Literature review
1.3.1 Experimental and numerical studies on the effect of the size of aggregate on porous concrete and other types of concrete
CHAPTER 2 Random aggregate and voids generation
2.1 Literature review
2.2. Size Distribution of Aggregates and Voids
2.2.1 Regular polygons
2.2.2 Convex polygons
2.2.3 Concave polygons
2.2.4 Shape of void
2.3. Generation and Placement of Aggregates and Voids
2.3.1 Drawback of random take and place methods
CHAPTER 3 EXPLICIT FINITE ELEMENT ANALYSIS
3.1. Introduction
3.2. Explicit Finite Element Analysis
3.3 MESOSCALE SIMULATION OF THE MECHANICAL BEHAVIOUR
3.4 Material properties
3.5 INSERTION OF COHESIVE ELEMETNS
3.6 Cohesive interface constitutive behavior
3.7 Compressive loading, boundary condition and step time
Chapter 4 Results and conclusion
4.1 Cracking and fracture
4.2 Stress–displacement curves and effect of sample number
4.3 Comparison with Experimental Results
4.4 Conclusion
4.5 Future research
参考文献
东南大学;
