07473oam 2200433 450 991058332710332120190911100029.00-08-101280-2(OCoLC)988291190(MiFhGG)GVRL09FN(EXLCZ)99371000000138734720170930h20172017 uy 0engurun|---uuuuardacontentrdamediardacarrierAdvances in coal mine ground control /edited by Syd S. PengDuxford :Woodhead Publishing,[2017]�20171 online resource (xii, 449 pages) illustrations (some color)Woodhead Publishing Series in Energy0-08-101225-X Includes bibliographical references at the end of each chapters and index.1.Research developments that contributed to the landscape of longwall roof support design over the past 25 years /Thomas M. Barczak --1.1.Introduction --1.2.The Mine Roof Simulator --1.3.Longwall Shield Supports --1.4.Standing Roof Supports --1.5.The Ground Reaction Curve --1.6.Closing Remarks --1.7.Disclaimer --References --2.Study on the factors influencing the load capacity of shield /Jingyi Cheng and Syd S. Peng --2.1.Introduction --2.2.Research Method and Site Description --2.3.Effect of Setting Load on the Loading Characteristics of Shield --2.4.Yielding --2.5.Effect of Shearer's Cutting and Advance of Neighboring Shield on Shield Load --2.6.Conclusions --Acknowledgments --References --3.Structural engineering principles in coal mine ground control -- the common link between empirical models, numerical models, and practical solutions /Russell Frith --3.1.Introduction --3.2.Overview of Ground Control Assessment and Design Methods --3.3.Relevant Structural Engineering Principles --3.4.Examples of Rock Mass Behavior Conforming to Structural Engineering Principles --3.5.Discussion --References --4.Rock failure above and below chain pillars: implications for strength and fluid flow between goafs /Winton J. Gale --4.1.Introduction and Background --4.2.Stress Changes and Rock Failure About Longwall Panels --4.3.Computer Modeling of the Process --4.4.Effects of Fracture Above Pillars on Hydraulic Conductivity --4.5.Conclusions --References --5.Overburden response to longwall mining /Hua Guo, Qingdong Qu and Deepak Adhikary --5.1.Introduction --5.2.Stratified Rocks and Mechanical Characteristics --5.3.General Understanding of Overburden Response to Longwall Mining --5.4.Field Monitoring of Overburden Deformation Processes --5.5.Stress Changes and Distribution About Longwall Faces --5.6.Integrated Study of Hydrogeological Response to Longwall Mining --5.7.Significance of Overburden Response in Longwall Gas Emission --5.8.Future Trends in Overburden Response Study --Acknowledgments --References --6.Surface subsidence characteristics and damage protection techniques of high-intensity mining in China /Guo Wenbing, Bai Erhu and Yang Darning --6.1.Definition of High-Intensity Mining and Its Current Status --6.2.Surface Subsidence Characteristics Caused by High-Intensity Mining --6.3.Features of Overburden Rock Failure Due to High-Intensity Mining --6.4.Surface Subsidence Control and Mining Damage and Protection Technology of Buildings (Structures) in Chinese Coal Mines --6.5.Engineering Examples --References --7.Ground control during pillar recovery with continuous miners /Christopher Mark --7.1.Introduction --7.2.Ground Control Theory of Pillar Recovery --7.3.Global Stability --7.4.Local Stability Risk Factors --7.5.Work Procedures and Worker Location --7.6.Rib Falls, Coal Bursts, and Airblasts --7.7.Conclusions --References --8.Nondestructive testing of bolt support quality and stability control of coal mine roadways /Xie X. Miao, Hou Q. Zhang, Yu Wu and Yan L. Chen --8.1.Introduction --8.2.Mechanism and Equipment of Nondestructive Testing of Bolt Support Quality --8.3.Testing of Bolt Support Quality and Warning of Surrounding Rock Instability In Coal Mine Roadways --8.4.Conclusions --References --9.Practical coal mine ground control -- operator's perspective /Daniel W.H. Su --9.1.Coal Pillar Design --9.2.Horizontal Stress Impact and Management --9.3.Longwall Caving and Hydraulic Fracturing --9.4.Roof Geology Reconnaissance and Applications --9.5.Deep Mine Design Considerations --9.6.Exploration and Mapping --9.7.Important Parameters Affecting Induced Stresses in the Sandstone and Abutment Pressures in the Gateroad Pillars --9.8.Design Changes Implemented to Reduce Longwall-Induced Stresses in the Sandstone and the Gateroad Pillars --9.9.Surface Seismic Monitoring --9.10.Effects of Longwall-Induced Subsurface Deformations on the Mechanical Integrity of Shale Gas Wells Drilled Over a Longwall Abutment Pillar --9.11.Site Description and Geotechnical Instrumentations --9.12.Site Geology --9.13.3D Finite Element Simulations --9.14.Results of Geotechnical Instrumentation and 3D Finite Element Analyses --9.15.Potential of Employing the Field-Instrumentation-Calibrated Abaqus Model to Evaluate Well Casing Stability Under Different Overburden Geology and Well Casing Design --9.16.Discussions --References --10.The use of cable bolts or ground control -- current applications and future innovation /Stephen C. Tadolini and Dennis R. Dolinar --10.1.Introduction --10.2.Cable Bolt Design and Manufacturing --10.3.Tensioned Cable Bolting Systems --10.4.Indented PC-Strand Cable Bolts --10.5.Summary and Conclusions --Acknowledgment --References --11.Rock failure process analysis method (RFPA) for modeling coal strata movement /Chun-an Tang and Tao Xu --11.1.Introduction --11.2.Rock Failure Process Analysis Method --11.3.Case Studies --11.4.Conclusions --Acknowledgments --References --12.Thick seam coal mining and its ground control /Jiachen Wang and Yang Li --12.1.Thick Seam Coal Mining --12.2.Ground Control in Thick Coal Seam Mining --12.3.Conclusions --References --13.Experience in ground control evaluation of longwall recovery using numerical modeling and in situ monitoring /Peter Zhang --13.1.Conventional Longwall Recovery --13.2.Predriven Longwall Recovery Room --13.3.Numerical Modeling and In Situ Monitoring of Predriven Longwall Recovery Room --13.4.Shield Recovery in Using Predriven Recovery Room --13.5.Design Considerations of Roof Support in Using Predriven Recovery Room --References.This book covers all recent advances in coal mine ground control, the most advanced subsystem of the rapidly advancing coal mining systems.Woodhead Publishing in energy.Ground control (Mining)Coal mines and miningSafety measuresGround control (Mining)Coal mines and miningSafety measures.622.2Peng Syd S.1939-MiFhGGMiFhGGBOOK9910583327103321Advances in coal mine ground control1960632UNINA