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The Delft Sand, Clay and Rock Cutting Model.

By: Material type: TextTextSeries: Stand Alone SeriesPublisher: Burke : IOS Press, Incorporated, 2014Copyright date: ©2014Edition: 1st edDescription: 1 online resource (572 pages)Content type:
  • text
Media type:
  • computer
Carrier type:
  • online resource
ISBN:
  • 9781614994541
Subject(s): Genre/Form: Additional physical formats: Print version:: The Delft Sand, Clay and Rock Cutting ModelDDC classification:
  • 624.152
LOC classification:
  • TA730 .M54 2014
Online resources:
Contents:
Title Page. -- Preface. -- Table of Contents. -- Chapter 1: Introduction. -- 1.1. Approach. -- Chapter 2: Basic Soil Mechanics. -- 2.1. Introduction. -- 2.2. The Mohr Circle. -- 2.3. Active Soil Failure. -- 2.4. Passive Soil Failure. -- 2.5. Summary. -- 2.6. Shear Strength versus Friction. -- 2.7. Nomenclature. -- Chapter 3: The General Cutting Process. -- 3.1. Cutting Mechanisms. -- 3.2. Definitions. -- 3.3. The Flow/ Shear/Crushed Type. -- 3.3.1. The Equilibrium of Forces. -- 3.3.2. The Individual Forces. -- 3.4. The Curling Type. -- 3.5. The Tear Type and Chip Type. -- 3.6. The Snow Plough Effect. -- 3.6.1. The Normal and Friction Forces on the Shear Surface and Blade. -- 3.6.2. The 3D Cutting Theory. -- 3.6.3. Velocity Conditions. -- 3.6.4. The Deviation Force. -- 3.6.5. The Resulting Cutting Forces. -- 3.7. Example Program in Visual Basic 6. -- 3.8. Finding the Shear Angle. -- 3.9. Specific Cutting Energy Esp. -- 3.10. Nomenclature. -- Chapter 4: Which Cutting Mechanism for Which Kind of Soil? -- 4.1. Cutting Dry Sand. -- 4.2. Cutting Water Saturated Sand. -- 4.3. Cutting Clay. -- 4.4. Cutting Rock Atmospheric. -- 4.5. Cutting Rock Hyperbaric. -- 4.6. Summary. -- 4.7. Nomenclature. -- Chapter 5: Dry Sand Cutting. -- 5.1. Introduction. -- 5.2. Definitions. -- 5.3. The Equilibrium of Forces. -- 5.4. An Alternative Shape of the Layer Cut. -- 5.5. The Influence of Inertial Forces. -- 5.6. Specific Energy. -- 5.7. Usage of the Model for Dry Sand. -- 5.8. Experiments in Dry Sand. -- 5.8.1. Hatamura &amp -- Chijiiwa (1977). -- 5.8.2. Wismer &amp -- Luth (1972B). -- 5.9. Nomenclature. -- Chapter 6: Saturated Sand Cutting. -- 6.1. Introduction. -- 6.2. Definitions. -- 6.3. Cutting Theory Literature. -- 6.4. The Equilibrium of Forces. -- 6.5. Determination of the Pore Pressures. -- 6.6. Numerical Water Pore Pressure Calculations.
6.7. The Blade Tip Problem. -- 6.8. Analytical/Numerical Water Pore Pressure Calculations. -- 6.9. Determination of the Shear Angle β. -- 6.10. The Coefficients a1 and a2. -- 6.11. Determination of the Coefficients c1, c2, d1 and d2. -- 6.12. Specific Cutting Energy. -- 6.12.1. Specific Energy and Production in Sand. -- 6.12.2. The Transition Cavitating/Non-Cavitating. -- 6.12.3. Conclusions Specific Energy -- 6.12.4. Wear and Side Effects. -- 6.13. Experiments. -- 6.13.1. Description of the Test Facility. -- 6.13.2. Test Program. -- 6.13.3. Water Resistance. -- 6.13.4. The Influence of the Width of the Blade. -- 6.13.5. Side Effects. -- 6.13.6. Scale Effects. -- 6.13.7. Comparison of Measurements versus Theory. -- 6.13.8. Location of the Resulting Cutting Force. -- 6.13.9. Verification of the Theory in 200 μm Sand. -- 6.13.10. Verification of the Theory in 105 μm Sand. -- 6.13.11. Determination of phi and delta from Measurements. -- 6.14. General Conclusions. -- 6.15. The Snow Plough Effect. -- 6.16. Nomenclature. -- Chapter 7: Clay Cutting. -- 7.1. Definitions. -- 7.2. Introduction. -- 7.3. The Influence of Strain Rate on the Cutting Process. -- 7.3.1. Introduction. -- 7.3.2. The Rate Process Theory. -- 7.3.3. Proposed Rate Process Theory. -- 7.3.4. The Proposed Theory versus some other Theories. -- 7.3.5. Verification of the Theory Developed. -- 7.3.6. Resulting Equations. -- 7.4. The Flow Type. -- 7.4.1. The Forces. -- 7.4.2. Finding the Shear Angle. -- 7.4.3. Specific Energy. -- 7.5. The Tear Type. -- 7.5.1. Introduction. -- 7.5.2. The Normal Force on the Shear Plane. -- 7.5.3. The Mobilized Shear Strength. -- 7.5.4. The Resulting Cutting Forces. -- 7.6. The Curling Type. -- 7.6.1. Introduction. -- 7.6.2. The Normal Force on the Blade. -- 7.6.3. The Equilibrium of Moments. -- 7.7. Resulting Forces. -- 7.8. Experiments in Clay.
7.8.1. Experiments of Hatamura &amp -- Chijiiwa (1977). -- 7.8.2. Wismer &amp -- Luth (1972B). -- 7.9. Nomenclature. -- Chapter 8: Rock Cutting: Atmospheric Conditions. -- 8.1. Introduction. -- 8.2. Cutting Models. -- 8.2.1. The Model of Evans. -- 8.2.2. The Model of Evans under an Angle ε. -- 8.2.3. The Model of Evans used for a Pick point. -- 8.2.4. Summary of the Evans Theory. -- 8.2.5. The Nishimatsu Model. -- 8.3. The Flow Type (Based on the Merchant Model). -- 8.4. Determining the Angle β. -- 8.5. The Tear Type and the Chip Type. -- 8.6. Correction on the Tear Type and the Chip Type. -- 8.7. Specific Energy. -- 8.8. Nomenclature. -- Chapter 9: Rock Cutting: Hyperbaric Conditions. -- 9.1. Introduction. -- 9.2. The Flow Type and the Crushed Type. -- 9.3. The Tear Type and the Chip Type. -- 9.4. The Curling Type. -- 9.5. Experiments of Zijsling (1987). -- 9.6. Specific Energy. -- 9.7. Specific Energy Graphs. -- 9.8. Nomenclature. -- Chapter 10: The Occurrence of a Wedge. -- 10.1. Introduction. -- 10.2. The Force Equilibrium. -- 10.3. The Equilibrium of Moments. -- 10.4. Nomenclature. -- Chapter 11: A Wedge in Dry Sand Cutting. -- 11.1. Introduction. -- 11.2. The Force Equilibrium. -- 11.3. The Equilibrium of Moments. -- 11.4. Results of some Calculations. -- 11.5. Experiments of Hatamura &amp -- Chijiiwa (1977). -- 11.6. Nomenclature. -- Chapter 12: A Wedge in Saturated Sand Cutting. -- 12.1. Introduction. -- 12.2. The Equilibrium of Forces. -- 12.3. Pore Pressures. -- 12.4. The Equilibrium of Moments. -- 12.5. The Non-Cavitating Wedge. -- 12.7. Limits. -- 12.9. The Dynamic Wedge. -- 12.10. Nomenclature. -- Chapter 13: A Wedge in Clay Cutting. -- 13.1. Introduction. -- 13.2. The Equilibrium of Forces. -- 13.3. The Equilibrium of Moments. -- 13.4. Nomenclature. -- Chapter 14: A Wedge in Atmospheric Rock Cutting. -- 14.1. Introduction.
14.2. The Equilibrium of Forces. -- 14.3. The Equilibrium of Moments. -- 14.4. Nomenclature. -- Chapter 15: A Wedge in Hyperbaric Rock Cutting. -- 15.1. Introduction. -- 15.2. The Equilibrium of Forces. -- 15.3. The Equilibrium of Moments. -- 15.4. Nomenclature. -- Chapter 16: Bibliography. -- Chapter 17: Figures &amp -- Tables. -- 17.1. List of Figures. -- 17.2. List of Figures in Appendices. -- 17.3. List of Tables. -- 17.4. List of Tables in Appendices. -- Chapter 18: Appendices. -- Appendix A: Active &amp -- Passive Soil Failure Coefficients. -- Appendix B: Dry Sand Cutting Coefficients. -- B.1 Standard Configuration. -- B.1.1 Standard hb/hi=1. -- B.1.2 Standard hb/hi=2. -- B.1.3 Standard hb/hi=3. -- B.2 Alternative Configuration. -- B.2.1 Alternative hb/hi=1. -- B.2.2 Alternative hb/hi=2. -- B.2.3 Alternative hb/hi=3. -- B.3 Percentage of Inertial Forces. -- Appendix C: Dimensionless Pore Pressures p1m &amp -- p2m. -- Appendix D: The Shear Angle β Non-Cavitating. -- Appendix E: The Coefficient c1. -- Appendix F: The Coefficient c2. -- Appendix G: The Coefficient a1. -- Appendix H: The Shear Angle β Cavitating. -- Appendix I: The Coefficient d1. -- Appendix J: The Coefficient d2. -- Appendix K: The Properties of the 200 μm Sand. -- Appendix L: The Properties of the 105 μm Sand. -- Appendix M: Experiments in Water Saturated Sand. -- M.1 Pore pressures and cutting forces in 105 μm Sand -- M.2 Pore Pressures in 200 μm Sand. -- M.3 Cutting Forces in 200 μm Sand. -- Appendix N: The Snow Plough Effect. -- Appendix O: Specific Energy in Sand. -- Appendix P: Occurrence of a Wedge, Non-Cavitating. -- Appendix Q: Occurrence of a Wedge, Cavitating. -- Appendix R: Pore Pressures with Wedge. -- Appendix S: FEM Calculations with Wedge. -- S.1 The Boundaries of the FEM Model. -- S.2 The 60 Degree Blade. -- S.3 The 75 Degree Blade. -- S.4 The 90 Degree Blade.
Appendix T: Force Triangles. -- Appendix U: Specific Energy in Clay. -- Appendix V: Clay Cutting Charts. -- Appendix W: Rock Cutting Charts. -- Appendix X: Hyperbaric Rock Cutting Charts. -- X.1 The Curling Type of the 30 Degree Blade. -- X.2 The Curling Type of the 45 Degree Blade. -- X.3 The Curling Type of the 60 Degree Blade. -- X.4 The Curling Type of the 75 Degree Blade. -- X.5 The Curling Type of the 90 Degree Blade. -- X.6 The Curling Type of the 105 Degree Blade. -- X.7 The Curling Type of the 120 Degree Blade. -- Appendix Y: Publications.
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Title Page. -- Preface. -- Table of Contents. -- Chapter 1: Introduction. -- 1.1. Approach. -- Chapter 2: Basic Soil Mechanics. -- 2.1. Introduction. -- 2.2. The Mohr Circle. -- 2.3. Active Soil Failure. -- 2.4. Passive Soil Failure. -- 2.5. Summary. -- 2.6. Shear Strength versus Friction. -- 2.7. Nomenclature. -- Chapter 3: The General Cutting Process. -- 3.1. Cutting Mechanisms. -- 3.2. Definitions. -- 3.3. The Flow/ Shear/Crushed Type. -- 3.3.1. The Equilibrium of Forces. -- 3.3.2. The Individual Forces. -- 3.4. The Curling Type. -- 3.5. The Tear Type and Chip Type. -- 3.6. The Snow Plough Effect. -- 3.6.1. The Normal and Friction Forces on the Shear Surface and Blade. -- 3.6.2. The 3D Cutting Theory. -- 3.6.3. Velocity Conditions. -- 3.6.4. The Deviation Force. -- 3.6.5. The Resulting Cutting Forces. -- 3.7. Example Program in Visual Basic 6. -- 3.8. Finding the Shear Angle. -- 3.9. Specific Cutting Energy Esp. -- 3.10. Nomenclature. -- Chapter 4: Which Cutting Mechanism for Which Kind of Soil? -- 4.1. Cutting Dry Sand. -- 4.2. Cutting Water Saturated Sand. -- 4.3. Cutting Clay. -- 4.4. Cutting Rock Atmospheric. -- 4.5. Cutting Rock Hyperbaric. -- 4.6. Summary. -- 4.7. Nomenclature. -- Chapter 5: Dry Sand Cutting. -- 5.1. Introduction. -- 5.2. Definitions. -- 5.3. The Equilibrium of Forces. -- 5.4. An Alternative Shape of the Layer Cut. -- 5.5. The Influence of Inertial Forces. -- 5.6. Specific Energy. -- 5.7. Usage of the Model for Dry Sand. -- 5.8. Experiments in Dry Sand. -- 5.8.1. Hatamura &amp -- Chijiiwa (1977). -- 5.8.2. Wismer &amp -- Luth (1972B). -- 5.9. Nomenclature. -- Chapter 6: Saturated Sand Cutting. -- 6.1. Introduction. -- 6.2. Definitions. -- 6.3. Cutting Theory Literature. -- 6.4. The Equilibrium of Forces. -- 6.5. Determination of the Pore Pressures. -- 6.6. Numerical Water Pore Pressure Calculations.

6.7. The Blade Tip Problem. -- 6.8. Analytical/Numerical Water Pore Pressure Calculations. -- 6.9. Determination of the Shear Angle β. -- 6.10. The Coefficients a1 and a2. -- 6.11. Determination of the Coefficients c1, c2, d1 and d2. -- 6.12. Specific Cutting Energy. -- 6.12.1. Specific Energy and Production in Sand. -- 6.12.2. The Transition Cavitating/Non-Cavitating. -- 6.12.3. Conclusions Specific Energy -- 6.12.4. Wear and Side Effects. -- 6.13. Experiments. -- 6.13.1. Description of the Test Facility. -- 6.13.2. Test Program. -- 6.13.3. Water Resistance. -- 6.13.4. The Influence of the Width of the Blade. -- 6.13.5. Side Effects. -- 6.13.6. Scale Effects. -- 6.13.7. Comparison of Measurements versus Theory. -- 6.13.8. Location of the Resulting Cutting Force. -- 6.13.9. Verification of the Theory in 200 μm Sand. -- 6.13.10. Verification of the Theory in 105 μm Sand. -- 6.13.11. Determination of phi and delta from Measurements. -- 6.14. General Conclusions. -- 6.15. The Snow Plough Effect. -- 6.16. Nomenclature. -- Chapter 7: Clay Cutting. -- 7.1. Definitions. -- 7.2. Introduction. -- 7.3. The Influence of Strain Rate on the Cutting Process. -- 7.3.1. Introduction. -- 7.3.2. The Rate Process Theory. -- 7.3.3. Proposed Rate Process Theory. -- 7.3.4. The Proposed Theory versus some other Theories. -- 7.3.5. Verification of the Theory Developed. -- 7.3.6. Resulting Equations. -- 7.4. The Flow Type. -- 7.4.1. The Forces. -- 7.4.2. Finding the Shear Angle. -- 7.4.3. Specific Energy. -- 7.5. The Tear Type. -- 7.5.1. Introduction. -- 7.5.2. The Normal Force on the Shear Plane. -- 7.5.3. The Mobilized Shear Strength. -- 7.5.4. The Resulting Cutting Forces. -- 7.6. The Curling Type. -- 7.6.1. Introduction. -- 7.6.2. The Normal Force on the Blade. -- 7.6.3. The Equilibrium of Moments. -- 7.7. Resulting Forces. -- 7.8. Experiments in Clay.

7.8.1. Experiments of Hatamura &amp -- Chijiiwa (1977). -- 7.8.2. Wismer &amp -- Luth (1972B). -- 7.9. Nomenclature. -- Chapter 8: Rock Cutting: Atmospheric Conditions. -- 8.1. Introduction. -- 8.2. Cutting Models. -- 8.2.1. The Model of Evans. -- 8.2.2. The Model of Evans under an Angle ε. -- 8.2.3. The Model of Evans used for a Pick point. -- 8.2.4. Summary of the Evans Theory. -- 8.2.5. The Nishimatsu Model. -- 8.3. The Flow Type (Based on the Merchant Model). -- 8.4. Determining the Angle β. -- 8.5. The Tear Type and the Chip Type. -- 8.6. Correction on the Tear Type and the Chip Type. -- 8.7. Specific Energy. -- 8.8. Nomenclature. -- Chapter 9: Rock Cutting: Hyperbaric Conditions. -- 9.1. Introduction. -- 9.2. The Flow Type and the Crushed Type. -- 9.3. The Tear Type and the Chip Type. -- 9.4. The Curling Type. -- 9.5. Experiments of Zijsling (1987). -- 9.6. Specific Energy. -- 9.7. Specific Energy Graphs. -- 9.8. Nomenclature. -- Chapter 10: The Occurrence of a Wedge. -- 10.1. Introduction. -- 10.2. The Force Equilibrium. -- 10.3. The Equilibrium of Moments. -- 10.4. Nomenclature. -- Chapter 11: A Wedge in Dry Sand Cutting. -- 11.1. Introduction. -- 11.2. The Force Equilibrium. -- 11.3. The Equilibrium of Moments. -- 11.4. Results of some Calculations. -- 11.5. Experiments of Hatamura &amp -- Chijiiwa (1977). -- 11.6. Nomenclature. -- Chapter 12: A Wedge in Saturated Sand Cutting. -- 12.1. Introduction. -- 12.2. The Equilibrium of Forces. -- 12.3. Pore Pressures. -- 12.4. The Equilibrium of Moments. -- 12.5. The Non-Cavitating Wedge. -- 12.7. Limits. -- 12.9. The Dynamic Wedge. -- 12.10. Nomenclature. -- Chapter 13: A Wedge in Clay Cutting. -- 13.1. Introduction. -- 13.2. The Equilibrium of Forces. -- 13.3. The Equilibrium of Moments. -- 13.4. Nomenclature. -- Chapter 14: A Wedge in Atmospheric Rock Cutting. -- 14.1. Introduction.

14.2. The Equilibrium of Forces. -- 14.3. The Equilibrium of Moments. -- 14.4. Nomenclature. -- Chapter 15: A Wedge in Hyperbaric Rock Cutting. -- 15.1. Introduction. -- 15.2. The Equilibrium of Forces. -- 15.3. The Equilibrium of Moments. -- 15.4. Nomenclature. -- Chapter 16: Bibliography. -- Chapter 17: Figures &amp -- Tables. -- 17.1. List of Figures. -- 17.2. List of Figures in Appendices. -- 17.3. List of Tables. -- 17.4. List of Tables in Appendices. -- Chapter 18: Appendices. -- Appendix A: Active &amp -- Passive Soil Failure Coefficients. -- Appendix B: Dry Sand Cutting Coefficients. -- B.1 Standard Configuration. -- B.1.1 Standard hb/hi=1. -- B.1.2 Standard hb/hi=2. -- B.1.3 Standard hb/hi=3. -- B.2 Alternative Configuration. -- B.2.1 Alternative hb/hi=1. -- B.2.2 Alternative hb/hi=2. -- B.2.3 Alternative hb/hi=3. -- B.3 Percentage of Inertial Forces. -- Appendix C: Dimensionless Pore Pressures p1m &amp -- p2m. -- Appendix D: The Shear Angle β Non-Cavitating. -- Appendix E: The Coefficient c1. -- Appendix F: The Coefficient c2. -- Appendix G: The Coefficient a1. -- Appendix H: The Shear Angle β Cavitating. -- Appendix I: The Coefficient d1. -- Appendix J: The Coefficient d2. -- Appendix K: The Properties of the 200 μm Sand. -- Appendix L: The Properties of the 105 μm Sand. -- Appendix M: Experiments in Water Saturated Sand. -- M.1 Pore pressures and cutting forces in 105 μm Sand -- M.2 Pore Pressures in 200 μm Sand. -- M.3 Cutting Forces in 200 μm Sand. -- Appendix N: The Snow Plough Effect. -- Appendix O: Specific Energy in Sand. -- Appendix P: Occurrence of a Wedge, Non-Cavitating. -- Appendix Q: Occurrence of a Wedge, Cavitating. -- Appendix R: Pore Pressures with Wedge. -- Appendix S: FEM Calculations with Wedge. -- S.1 The Boundaries of the FEM Model. -- S.2 The 60 Degree Blade. -- S.3 The 75 Degree Blade. -- S.4 The 90 Degree Blade.

Appendix T: Force Triangles. -- Appendix U: Specific Energy in Clay. -- Appendix V: Clay Cutting Charts. -- Appendix W: Rock Cutting Charts. -- Appendix X: Hyperbaric Rock Cutting Charts. -- X.1 The Curling Type of the 30 Degree Blade. -- X.2 The Curling Type of the 45 Degree Blade. -- X.3 The Curling Type of the 60 Degree Blade. -- X.4 The Curling Type of the 75 Degree Blade. -- X.5 The Curling Type of the 90 Degree Blade. -- X.6 The Curling Type of the 105 Degree Blade. -- X.7 The Curling Type of the 120 Degree Blade. -- Appendix Y: Publications.

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