List of Symbols |
Preface |
Introduction to Analysis of Low Speed Impact / Chapter 1: |
Terminology of Two Body Impact / 1.1: |
Configuration of Colliding Bodies / 1.1.1: |
Relative Velocity at Contact Point / 1.1.2: |
Interaction Force / 1.1.3: |
Classification of Methods for Analyzing Impact / 1.2: |
Description of Rigid Body Impact / 1.2.1: |
Description of Transverse Impact on Flexible Bodies / 1.2.2: |
Description of Axial Impact on Flexible Bodies / 1.2.3: |
Applicability of Theories for Low Speed Impact / 1.2.4: |
Principles of Dynamics / 1.3: |
Particle Kinetics / 1.3.1: |
Kinetics for a Set of Particles / 1.3.2: |
Kinetic Equations for a Rigid Body / 1.3.3: |
Rate of Change for Moment of Momentum of a System about a Point Moving Steadily Relative to an Inertial Reference Frame / 1.3.4: |
Decomposition of a Vector / 1.4: |
Vectorial and Indicial Notation / 1.5: |
Rigid Body Theory for Collinear Impact / Chapter 2: |
Equation of Relative Motion for Direct Impact / 2.1: |
Compression and Restitution Phases of Collision / 2.2: |
Kinetic Energy of Normal Relative Motion / 2.3: |
Work of Normal Contact Force / 2.4: |
Coefficient of Restitution and Kinetic Energy Absorbed in Collision / 2.5: |
Velocities of Contact Points at Separation / 2.6: |
Partition of Loss of Kinetic Energy / 2.7: |
Rigid Body Theory for Planar or 2D Collisions / Chapter 3: |
Equations of Relative Motion at Contact Point / 3.1: |
Impact of Smooth Bodies / 3.2: |
Friction from Sliding of Rough Bodies / 3.3: |
Amontons-Coulomb Law of Dry Friction / 3.3.1: |
Equations of Planar Motion for Collision of Rough Bodies / 3.3.2: |
Contact Processes and Evolution of Sliding during Impact / 3.3.3: |
Work of Reaction Impulse / 3.4: |
Total Work Equals Change in Kinetic Energy / 3.4.1: |
Partial Work by Component of Impulse / 3.4.2: |
Energetic Coefficient of Restitution / 3.4.3: |
Terminal Impulse p[subscript f] for Different Slip Processes / 3.4.4: |
Friction in Collinear Impact Configurations / 3.5: |
Friction in Noncollinear Impact Configurations / 3.6: |
Planar Impact of Rigid Bar on Rough Half Space / 3.6.1: |
3D Impact of Rough Rigid Bodies / Chapter 4: |
Collision of Two Free Bodies / 4.1: |
Law of Friction for Rough Bodies / 4.1.1: |
Equation of Motion in Terms of the Normal Impulse / 4.1.2: |
Sliding that Halts during Collision / 4.1.3: |
Terminal Normal Impulse from Energetic Coefficient of Restitution / 4.1.4: |
Oblique Collision of a Rotating Sphere on a Rough Half Space / 4.2: |
Slender Rod that Collides with a Rough Half Space / 4.3: |
Slip Trajectories or Hodographs / 4.3.1: |
Equilateral Triangle Colliding on a Rough Half Space / 4.4: |
Slip Trajectories and Hodograph for Equilateral Triangle Inclined at [theta] = [pi]/4 / 4.4.1: |
Spherical Pendulum Colliding on a Rough Half Space / 4.5: |
Numerical Results for [theta] = [pi]/3 and [pi]/4 / 4.5.1: |
General 3D Impact / 4.6: |
Rigid Body Impact with Discrete Modeling of Compliance for the Contact Region / Chapter 5: |
Direct Impact of Viscoelastic Bodies / 5.1: |
Linear Viscoelasticity-the Maxwell Model / 5.1.1: |
Simplest Nonlinear Viscoelastic Deformable Element / 5.1.2: |
Hybrid Nonlinear Viscoelastic Element for Spherical Contact / 5.1.3: |
Parameters of the Hybrid Nonlinear Element for Impact on a Golf Ball / 5.1.4: |
Tangential Compliance in Planar Impact of Rough Bodies / 5.2: |
Dynamics of Planar Collision for Hard Bodies / 5.2.1: |
Slip Processes / 5.2.2: |
Oblique Impact of an Elastic Sphere on a Rough Half Space / 5.2.3: |
Dissipation of Energy / 5.2.4: |
Effects of Tangential Compliance / 5.2.5: |
Bounce of a Superball / 5.2.6: |
Continuum Modeling of Local Deformation Near the Contact Area / Chapter 6: |
Quasistatic Compression of Elastic-Perfectly Plastic Solids / 6.1: |
Elastic Stresses-Hertzian Contact / 6.1.1: |
Indentation at Yield of Elastic-Plastic Bodies / 6.1.2: |
Quasistatic Elastic-Plastic Indentation / 6.1.3: |
Fully Plastic Indentation / 6.1.4: |
Elastic Unloading from Maximum Indentation / 6.1.5: |
Resolved Dynamics of Planar Impact / 6.2: |
Direct Impact of Elastic Bodies / 6.2.1: |
Eccentric Planar Impact of Rough Elastic-Plastic Bodies / 6.2.2: |
Coefficient of Restitution for Elastic-Plastic Solids / 6.3: |
Partition of Internal Energy in Collision between Dissimilar Bodies / 6.4: |
Composite Coefficient of Restitution for Colliding Bodies with Dissimilar Hardness / 6.4.1: |
Loss of Internal Energy to Elastic Waves / 6.4.2: |
Applicability of the Quasistatic Approximation / 6.5: |
Transverse Impact of Rough Elastic-Plastic Cylinders-Applicability of Energetic Coefficient of Restitution / 6.6: |
Elastic Normal Compliance / 6.6.1: |
Yield for Plane Strain Deformation / 6.6.2: |
Elastic-Plastic Indentation / 6.6.3: |
Analyses of Contact Forces for Oblique Impact of Rough Cylinders / 6.6.4: |
Loss of Internal Energy to Elastic Waves for Planar (2D) Collisions / 6.6.6: |
Synopsis for Spherical Elastic-Plastic Indentation / 6.7: |
Axial Impact on Slender Deformable Bodies / Chapter 7: |
Longitudinal Wave in Uniform Elastic Bar / 7.1: |
Initial Conditions / 7.1.1: |
Reflection of Stress Wave from Free End / 7.1.2: |
Reflection from Fixed End / 7.1.3: |
Reflection and Transmission at Interface-Normal Incidence / 7.1.4: |
Spall Fracture Due to Reflection of Stress Waves / 7.1.5: |
Planar Impact of Rigid Mass against End of Elastic Bar / 7.2: |
Boundary Condition at Impact End / 7.2.1: |
Boundary Condition at Dashpot End / 7.2.2: |
Distribution of Stress and Particle Velocity / 7.2.3: |
Experiments / 7.2.4: |
Impact, Local Indentation and Resultant Stress Wave / 7.3: |
Wave Propagation in Dispersive Systems / 7.4: |
Group Velocity / 7.4.1: |
Transverse Wave in a Beam / 7.5: |
Euler-Bernoulli Beam Equation / 7.5.1: |
Rayleigh Beam Equation / 7.5.2: |
Timoshenko Beam Equation / 7.5.3: |
Comparison of Euler-Bernoulli, Rayleigh and Timoshenko Beam Dynamics / 7.5.4: |
Impact on Assemblies of Rigid Elements / Chapter 8: |
Impact on a System of Rigid Bodies Connected by Noncompliant Bilateral Constraints / 8.1: |
Generalized Impulse and Equations of Motion / 8.1.1: |
Equations of Motion Transformed to Normal and Tangential Coordinates / 8.1.2: |
Impact on a System of Rigid Bodies Connected by Compliant Constraints / 8.2: |
Comparison of Results from Alternative Analytical Approximations for Multibody Systems with Unilateral Constraints / 8.2.1: |
Numerical Simulation and Discussion of Multibody Impact / 8.2.2: |
Spatial Gradation of Normal Contact Stiffness [kappa subscript j] = [chi superscript kappa] / 8.2.3: |
Applicability of Simultaneous Impact Assumption / 8.2.4: |
Collision against Flexible Structures / Chapter 9: |
Free Vibration of Slender Elastic Bodies / 9.1: |
Free Vibration of a Uniform Beam / 9.1.1: |
Eigenfunctions of a Uniform Beam with Clamped Ends / 9.1.2: |
Rayleigh-Ritz Mode Approximation / 9.1.3: |
Single Degree of Freedom Approximation / 9.1.4: |
Transverse Impact on an Elastic Beam / 9.2: |
Forced Vibration of a Uniform Beam / 9.2.1: |
Impact of a Perfectly Plastic Missile / 9.2.2: |
Effect of Local Compliance in Structural Response to Impact / 9.2.3: |
Impact on Flexible Structures - Local or Global Response? / 9.2.4: |
Propagating Transformations of State in Self-Organizing Systems / Chapter 10: |
Systems with Single Attractor / 10.1: |
Ball Bouncing down a Flight of Regularly Spaced Steps / 10.1.1: |
Systems with Two Attractors / 10.2: |
Prismatic Cylinder Rolling down a Rugh Inclined Plane / 10.2.1: |
The Domino Effect - Independent Interaction Theory / 10.2.2: |
Domino Toppling - Successive Destabilization by Cooperative Neighbors / 10.2.3: |
Wavefront Stability for Multidimensional Domino Effects / 10.2.4: |
Approach to Chaos - an Unbounded Increase in Number of Attractors / 10.3: |
Periodic Vibro-impact of Single Degree of Freedom Systems / 10.3.1: |
Period One Orbits / 10.3.2: |
Poincare Section and Return Map / 10.3.3: |
Stability of Orbit and Bifurcation / 10.3.4: |
Role of Impact in the Development of Mechanics During the Seventeenth and Eighteenth Centuries / Appendix A: |
Historical References |
Glossary of Terms / Appendix B: |
Answers to Some Problems |
References |
Index |
List of Symbols |
Preface |
Introduction to Analysis of Low Speed Impact / Chapter 1: |
Terminology of Two Body Impact / 1.1: |
Configuration of Colliding Bodies / 1.1.1: |
Relative Velocity at Contact Point / 1.1.2: |