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A Blasting Fragmentation Model of Rocks

Acknowledgement第4-6页
摘要第6-7页
Abstract第7页
Chapter 1 Introduction第13-15页
Chapter 2 Literature Review第15-44页
    2.1 Mechanism of rock breakage by blasting第15-28页
        2.1.1 Radial cracking theory第16-21页
        2.1.2 Shock wave theory第21-22页
        2.1.3 The contribution of the shock wave and gas pressure第22-28页
    2.2 Extent of blast damage zones第28-30页
    2.3 Effect of controllable blast parameters on fragmentation第30-37页
    2.4 Effect of discontinuities on rock fragmentation by blasting第37-38页
    2.5 Methods of study of rock fragmentation by blasting第38-44页
        2.5.1 Kuz-Ram model第39-43页
        2.5.2 Hole-by-hole analysis第43-44页
Chapter 3 Development of the Proposed Model第44-54页
    3.1 Overall breakage第52-54页
Chapter 4 Description of the Rock Fragmentation Prediction EngineeringModel第54-67页
    4.1 Bench and borehole information第56-60页
        4.1.1 Burden第56-58页
        4.1.2 Spacing第58页
        4.1.3 Powder factor第58页
        4.1.4 Loading density第58页
        4.1.5 Diameter of blast holes第58-59页
        4.1.6 Stemming第59页
        4.1.7 Sub drilling第59-60页
    4.2 Explosive types第60页
    4.3 Rock strength第60-64页
    4.4 Delay time第64-65页
    4.5 Geological conditions第65-66页
    4.6 Output data description第66-67页
Chapter 5 Verification of the Proposed Engineering Model第67-82页
    5.1 Introduction第67页
    5.2 Image analysis technique and sampling第67-68页
    5.3 Constraints第68-69页
    5.4 Verification of proposed development in the field第69-82页
Chapter 6 Quality Control第82-83页
    6.1 Introduction第82页
    6.2 Ammonium nitrate based dry explosives第82页
    6.3 Slurries第82-83页
Chapter 7 Conclusions and Recommendations第83-85页
References第85-90页
Appendix A Verification of the Proposed Methodology by Hand Calculations第90-100页
Appendix B Profiling the Quarry Bench Face第100-114页
Appendix C: Using an Image-Processing Program “Split-Desktop”第114-119页

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