American Society of Agricultural and Biological Engineers


Advances in Soil Dynamics Volume 3


  • Front Matter (Preface, Dedications, etc.)
    Citation:   Published in Advances in Soil Dynamics Volume 3 Front matter, pp. i-xi. ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Editor-in-Chief: Dr. Shrini K. Upadhyaya; Editors: Dr. William J. Chancellor, Dr. John V. Perumpral, Dr. Dvoralai Wulfsohn, Dr. Thomas R. Way
    Keywords:   single wheel testers, cage wheels, dimensional analysis, discrete element models, draft prediction , finite element methods., instrumented tractors, interfacial stress, interfacial stresses, limit equilibrium analysis, nonlinear dynamics , organic terrain , passive earth pressure theory, pneumatic tires, rotary tillers, similitude methodology, single track testers, sinkage, soil deformation, soil deformations, soil failure, soil flow, soil strains, soil-machine interactions, terrain characterization, tillage equipment, tillage force prediction spreadsheets, tillage mechanics, tire deformation, track system design, tracks, traction mechanics, traction prediction , tractive performance, tractive performance, trafficability, vibratory tillage implements, wheels, wheel-soil contact area.
    DOI:   10.13031/2013.26880
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  • Chapter 1. Dimensional Analysis and Similitude Applied to Soil-Machine Systems
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 1, pp. 1-23 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Shrini K. Upadhyaya
    Keywords:   Dimensional Analysis, Development of Prediction Equations, Buckingham Pi Theorem: Reduction in the Number of Variables, Form of Prediction Equations, Form of the Component Equation, Similitude Methodology, Application of Similitude to Soil-Machine Systems, Distortion in Similitude Studies of Soil-Machine Interaction, Analog Devices, Application of Dimensional Analysis and Similitude Methodology to Soil-Machine Systems.
    DOI:   10.13031/2013.26867
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  • Chapter 2. Traction Mechanics. Part I. Basic Traction Mechanics
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part I, pp. 25-58 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part I Primary Author: Sverker Persson. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Elementary Traction Mechanics, Gross Effect Traction Mechanics, Tractive Power, Velocities and Tire Radius, Center of Rotation, Loss of Forward Motion, Zero Condition, Relationship between Slip, Rolling Radius, and Zero Condition, The Travel Ratio and Travel Reduction, Forces on a Traction Device, Location of the "Point of Support," Power Considerations, Tractive or Output Power, Input Power, Tractive Efficiency, Tractive Power Ratio, Energy and Power Losses in Traction, Power Distribution in a Tractor, Tractive Efficiency of a Tractor, Tractive Power Variations, Traction Device Performance Parameters, Optimum Tractive Device Performance, How to Present Tractive Performance Measures, Representative Performance Points, Conversion and Combination of Performance Parameters, Tractive Vehicle Mechanics, Tractive Efficiency of a Tractor, Measurement of Tractive Performance.
    DOI:   10.13031/2013.26871
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  • Chapter 2. Traction Mechanics. Part II. Soil-Tire Contact Area
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part II, pp. 59-84 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part II Primary Author: Dvoralai Wulfsohn. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Tire Deformation, Sinkage, and Contact Area Interactions on Deformable Terrain, Soil Deformability, Tire Loading, Tire Design, Slip, Contact Area on Slopes, Measurement of Contact Area, Static Contact Area, Dynamic Contact Area, Models for Estimating Wheel-Soil Contact Area.
    DOI:   10.13031/2013.26869
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  • Chapter 2. Traction Mechanics. Part III. Traction Device-Soil Interface Behavior
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part III, pp. 85-129 ( Copyright 2009 American Society of Agricultural and Biological Engineers ).
    Authors:   Part III Primary Author: Dvoralai Wulfsohn. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Systems for Measurement of Interfacial Stresses, Transducers Mounted in the Wheel, Transducers Mounted in the Soil, Systems for Measurement of Soil Strains and Deformations, Interfacial Stress Distributions of Wheels and Tracks, Rigid Wheels, Pneumatic Tires, Carcass Stiffness Effects, Effect of Relative Soil and Tire Deformability, Effect of Lugs, Soil Flow and Deformation be-neath Rigid Wheels, Rigid Wheels with Lugs, Soil Deformation under Tires and Tracks, Shearing Deformation, Repeated Loading, Loading Speed or Duration.
    DOI:   10.13031/2013.26868
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  • Chapter 2. Traction Mechanics. Part IV. Track Systems
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part IV, pp. 130-161 (Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part IV Primary Authors: Mustafa Alsaleh, William Evans, Keven Hofstetter. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Design of Track Systems, Link Track, Track Shoe, Continuously Flexible Track, Effects of Track System Design Parameters on Tractive Performance, Tractive Performance Parameters, Track Slip, Tractive Force, Track Motion Resistance, Tractive Performance, Analytical Methods, Concluding Remarks.
    DOI:   10.13031/2013.26870
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  • Chapter 2. Traction Mechanics. Part V. Traction Prediction Equations
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part V, pp. 161-186 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part V Primary Author: Shrini K. Upadhyaya. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Analytical Approach, Semi-Empirical or Parametric Approach, Empirical Approach, Tracks, Comparision of Prediction Techniques, Remarks.
    DOI:   10.13031/2013.26875
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  • Chapter 2. Traction Mechanics. Part VI. Terrain Characterization for Trafficability Studies
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part VI, pp. 186-208 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part VI Primary Author: Sally A. Shoop. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Soil, Penetration Resistance, Plate Sinkage, In-Situ Shear Tests, Devices Reproducing Wheel Motion, Comparison of Test Methods, Organic Terrain and Vegetation, Other Factors Affecting Mobility.
    DOI:   10.13031/2013.26874
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  • Chapter 2. Traction Mechanics. Part VII. Factors that Influence Tractive Performance of Wheels, Tracks, and Vehicles
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part VII, pp. 209-252 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Part VII Primary Authors: Dvoralai Wulfsohn, Thomas R. Way. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Performance Parameters, Factors that Influence Tractive Performance, Describing Soil Conditions Important for Traction Performance, Pneumatic Tires, Soil and Tractive Surface Effects, Tire Inflation Pressure × Load Effects, Effect of Tire Dimensions, Tread Design, Effect of Tire Carcass Construction, Tracks Versus Wheels--Which Is Better?, Cage Wheels, Relationship between Lug Motion and Lug Forces, Effect of Lug Geometry and Arrangement, Effect of Sinkage, Effect of Soil Surcharge, Effect of Travel Reduction, Effect of Soil Water Content, Effect of Soil Cohesion and Adhesion.
    DOI:   10.13031/2013.26873
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  • Chapter 2. Traction Mechanics. Part VIII. Single Wheel Testers, Single Track Testers, and Instrumented Tractors
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 2, Part VIII, pp. 253-271 (Copyright 2009 American Society of Agricultural and Biological Engineers)
    Authors:   Part VII Primary Author: Thomas Way. Chapter Coordinators: Dvoralai Wulfsohn, Thomas R. Way, Shrini K. Upadhyaya, and William J. Chancellor
    Keywords:   Single Wheel Testers and Single Track Testers, Single Wheel Testers for Soil Bins, Track Testers for Soil Bins, Single Wheel Testers and Single Track Testers for Use in the Field, Instrumented Tractors, Forward Velocity, Axle Angular Velocity, Drawbar Pull, Axle Torque, Track Shoe Longitudinal Displacement.
    DOI:   10.13031/2013.26872
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  • Chapter 3. Tillage
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 3, Parts I & II, pp273-359 (Copyright 2009 American Society of Agricultural and Biological Engineers)
    Authors:   Shrini K. Upadhyaya, Pedro Andrade-Sanchez, Kenshi Sakai, William J. Chancellor, Richard J. Godwin
    Keywords:   Part I. Tillage Mechanics, Passive Earth Pressure The-ory or Limit Equilibrium Analysis, Application of the Passive Earth Pressure Theory to Other Implements, Various Modes of Soil Failure, Part II. Development of Com-prehensive Tillage Force Prediction Spreadsheets, Part III. Finite Element Analysis of Soil-Tillage Tool Interaction, Part IV. Empirical Determination of Draft, Energy, and Soil Condition in Tillage Studies, The Nature of Forces Acting on Tillage Tools, Draft Prediction in Field Studies, Extracting Soil Information from the Measurement of Draft Forces, Part V. Nonlinear Dynamics in Tillage Studies, Auto-Regressive Error Distribution Function: Soil Cutting Forces, Correlation Dimension: Nonlinear Time Series Analysis on Vibrations of Tractor-Implement Systems.
    DOI:   10.13031/2013.26876
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    Companion CD Files

    1. A Geometrical Analysis of Inclined and Tilted Spherical Plough Discs - PDF
    2. A Geometrical Analysis of Inclined and Tilted Spherical Plough Discs - XLS
    3. Typical Soil Properties - PDF
    4. An Investigation into the Soil Mechanics of Land Anchors - PDF
    5. An Investigation into the Soil Mechanics of Land Anchors - XLS
    6. Prediction of Soil Forces Acting on Mouldboard Ploughs - PDF
    7. Prediction of Soil Forces Acting on Mouldboard Ploughs - XLS
    8. Soil Dynamics of Single and Multiple Tines at Speeds up to 20 km/h - PDF
    9. Soil Dynamics of Single and Multiple Tines at Speeds up to 20 km/h - XLS
    10. Soil Failure with Narrow Tines - PDF
    11. Soil Failure with Narrow Tines - XLS
  • Chapter 4. Powered Tillage Equipment. Part I. Rotary Tillers
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 4, Part I, pp. 361-378 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Takashi Kataoka
    Keywords:   History of the Rotary Tiller, Components of a Tractor-Mounted Rotary Tiller and Its Operating Conditions, Characteristics of Rotary Tillers with C-Shaped Blades, Reverse-Rotational Rotary Tillers, Rotary Blade, Particle Kinetics Model, Rigid Body Kinetics Model.
    DOI:   10.13031/2013.26878
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  • Chapter 4. Powered Tillage Equipment. Part II. Vibratory Tillage Implements
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 4, Part II, pp. 378-398 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Kenshi Sakai
    Keywords:   Vibratory Tillage Implements, Principle of Draft Force Reduction in Vibratory Tillage Tools, Time Averaging Principle,.Classifications of Vibratory Soil Cutting, Performance of Single-Shank Vibratory Subsoilers, Effect of Amplitude, Frequency, Chisel Type, and Soil Type on Draft Force Reduction, Power Requirements of Vibratory Tillage Tools, Tractor Vibrations Induced by Vibrating Subsoilers, Theoretical Analysis, Performance of Multi-Shank Vibrating Subsoilers, Crank Mechanism Multi-Shank Subsoilers, Counter-Balanced, Rotary-Eccentric-Mass Multi-Shank Subsoilers, Vibrating Root Crop Digger.
    DOI:   10.13031/2013.26877
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  • Chapter 5. Discrete Element Modeling of Soil-Machine Interactions
    Citation:   Published in Advances in Soil Dynamics Volume 3 Chapter 5, pp. 399-433 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Itzhak Shmulevich, Dror Rubinstein, Zvika Asaf
    Keywords:   Discrete Element Modeling, General Concept, The Equations of Motion, Numerical Schemes and Time Steps, Stress and Strain Tensors in Granular Material, Contact Models, Damped Elastic Models, Adhesion Contact Theories for Cohesive Materials, Model Parameters, Applications of Discrete Element Models for Soil-Machine Interaction Studies, Soil-Wheel/Track Interaction, Coupling between the Discrete Element and the Finite Element Methods, Future Considerations
    DOI:   10.13031/2013.26879
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  • References and Index
    Citation:   Published in Advances in Soil Dynamics Volume 3 References & Index, pp. 435-490 ( Copyright 2009 American Society of Agricultural and Biological Engineers )
    Authors:   Editor-in-Chief: Dr. Shrini K. Upadhyaya; Editors: Dr. William J. Chancellor, Dr. John V. Perumpral, Dr. Dvoralai Wulfsohn, Dr. Thomas R. Way
    Keywords:   
    DOI:   10.13031/2013.26866
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