Timing Sequenced Control Blasting Excavation Technology
Introduction
978-981-5206-83-8
Chapter 1: Prolegomenon
1.1 Introduction
1.2 Domestic and International Research Progress
1.3 The Main Contents of This Book
References
Chapter 2: Dynamic Impact Tests of Rocks
2.1 Introduction
2.2 Analysis of Similar Material Models
2.3 Dynamic Mechanical Test
2.4 Numerical Simulation of Dynamic Impact Tests
2.5 Analysis of the Failure Characteristics
2.6 Summary
References
Chapter 3: Experimental Study on V-Shaped Notch Smooth Blasting
3.1 Introduction
3.2 Stress Concentration in V-Shaped Notch Tip
3.3 Crack Propagation Patterns in V-Shaped Notch Holes
3.4 Parameters of V-Shaped Notch in Blast Holes
3.5 In-Situ Excavation Using Notch Blasting
3.6 Summary
References
Chapter 4: Dynamic Stress in Subsequent Blast Holes during Timing Sequenced Control Blasting
4.1 Introduction
4.2 Stress on Hole Walls under Unidirectional Tensile Stress
4.3 Propagation of Linear Cracks around Circular Holes
4.4 Dynamic Model Experiment of Empty Holes
4.5 Summary
References
Chapter 5: Experimental Research of Timing Sequenced Control Pre-Split Blasting
5.1 Introduction
5.2 Mechanism of Timing Sequenced Control in Pre-Split Blasting
5.3 Field Test of Timing Sequenced Control Pre-Split Blasting
5.4 Summary
References
Chapter 6: Numerical Study of Notch-Cutting and Timing Sequenced Control Blasting
6.1 Introduction
6.2 True 3D Model for Rock Anchor Beam Blasting Excavation
6.3 Pseudo 3D Model for Rock Anchor Beam Blasting Excavation
6.4 Comparative Analysis of Computational Results
6.5 Timing Sequenced Control Pre-Splitting Blasting
6.6 Notching-Timing Sequenced Control Blasting Method
6.7 Summary
References
Chapter 7: Blasting Excavation of Deeply Buried Tunnels with Structural Planes
7.1 Introduction
7.2 Engineering Background
7.3 Influence of Geostress on the Formation of Smooth Blasting Fracture
7.4 Impact of Joints on Blast Fracture Propagation
7.5 Summary
References
Author(s) Information
Huang Junhong (1988.9—), male, obtained his Ph.D. degree in Civil Engineering from Wuhan University of Technology in 2018. He is currently a lecturer at the School of Resources and Environmental Engineering, Wuhan University of Technology. His research focuses on underground space development, utilization, and disaster prevention.
Liu Tingting (1988.1—), female, obtained her Ph.D. degree in Geotechnical Engineering from the Institute of Rock and Soil Mechanics, Chinese Academy of Sciences in 2015. She is currently an associate professor at the School of Civil Engineering and Architecture, Wuhan University of Technology. Her research focuses on the mechanical properties of rock mass.
Meng Fei (1990.4—), male, obtained his Ph.D. degree in Civil Engineering from the Swinburne University of Technology, Australia, in 2018. He is currently an associate professor at the School of Civil Engineering and Architecture, Wuhan University of Technology. His research focuses on the interdisciplinary study of metamaterials, structural topology optimization, and geotechnical mechanics.
