Abstract	5
	Contents	7
	About the Authors	12
	Acknowledgmemts	13
	Chapter1	14
	Introduction	14
	1.1 The State of Research in Vehicle Dynamics	14
	1.2 The State of Research in Road Dynamics	18
	1.3 The State of Research in Tire Dynamics	24
	1.4 The Research Scheme of Vehicle-Road Coupled System Dynamics	26
	1.5 Outline and the Main Issues of Vehicle-Road Coupled System Dynamics	27
	References	28
	Chapter 2	35
	Dynamic Analysis of a Heavy Vehicle Using Lumped Parameter Model	35
	2.1 Experimental Modeling for the Nonlinear Components in Vehicle Suspension	35
	2.1.1 Experimental Damping Characteristics of the Shock Absorber	36
	2.1.2 Experimental Stiffness Characteristics of the Leaf Springs	45
	2.2 Dynamic Analysis of a Two-Axle Heavy Vehicle	49
	2.2.1 Vehicle Model and Differential Equations of Motion	49
	2.2.2 Calculation of the Vehicle Response	53
	2.2.3 Analysis of Vehicle-Vibration Response Under Random Excitation	56
	2.2.4 Numerical Results and Discussions	58
	2.3 Dynamic Analysis of a Three-Axle Heavy Vehicle	63
	2.3.1 Modeling for a Three-Axle Vehicle with a Balanced Suspension	63
	2.3.2 Modeling for a Vehicle-Tire–Road Coupling System	67
	2.3.3 Numerical Results and Discussions	73
	2.4 Chapter Summary	79
	References	80
	Chapter 3	81
	Dynamic Analysis of a Heavy Vehicle Using Function Virtual Prototype	81
	3.1 Modeling of Vehicle Suspension, Tire, and Road	81
	3.2 Orthogonal Optimization of a Heavy Vehicle	89
	3.3 Semiactive Control of a Heavy Vehicle	101
	3.4 Chapter Summary	105
	References	106
	Chapter 4	107
	Dynamic Analysis of a Pavement Structure Under a Vehicle’s Moving Load	107
	4.1 The Dynamic Response of a Vehicle–Pavement System Based on a Finite Beam on a Nonlinear Foundation	107
	4.1.1 Equation of Motion [16]	109
	4.1.2 Galerkin’s Discretization	110
	4.1.3 Numerical Results	113
	4.2 The Dynamic Response of a Finite Timoshenko Beam on a Nonlinear Viscoelastic Foundation to a Moving Load [18]	117
	4.2.1 Equation of Motion	117
	4.2.2 Normal Modes	119
	4.2.3 Galerkin’s Discretization	121
	4.2.4 Numerical Results	123
	4.3 Vibration of a Vehicle–Pavement Coupled System Based on a Finite Timoshenko Beam on a Nonlinear Foundation [21]	130
	4.3.1 The Mathematical Model	130
	4.3.2 The Schemes of Solution	133
	4.3.3 Numerical Case Studies	135
	4.4 The Dynamic Response of an Infinite Timoshenko Beam on a Nonlinear Viscoelastic Foundation [19, 25]	145
	4.4.1 The Mathematical Model	146
	4.4.2 The Perturbation Method	147
	4.4.3 The Modified ADM	151
	4.4.4 The Moving Force	158
	4.4.5 Parametric Studies	165
	4.5 Chapter Summary	169
	References	169
	Chapter 5	172
	Road Dynamic Responses Under Moving Vehicle Loads Based on Double-Layer Plate Model	172
	5.1 Description of the Moving Vehicle Loads	172
	5.1.1 Mathematical Model of the Moving Vehicle Loads	172
	5.1.2 Calculation of the Tire Contact Area	174
	5.2 Dynamic Responses of an Infinite Double-Layer Plate on a Kelvin Foundation	175
	5.2.1 Governing Equations of the Infinite Double-Layer Plate	175
	5.2.2 The Displacement and the Stress of the Double-Layer Plate Under Moving Vehicle Loads Supported by a Kelvin Foundation	178
	5.3 Numerical Simulations of an Infinite Double-Layer Plate on a Kelvin Foundation	183
	5.3.1 Result Verification	183
	5.3.2 The Dynamic Response of the Double-Layer Plate	184
	5.4 Dynamic Responses of an Infinite Double-Layer Plate on an Elastic Half Space Foundation	187
	5.4.1 Governing Equations of the Infinite Double-Layer Plate	187
	5.4.2 Governing Equations of the Elastic Half-Space Foundation	190
	5.4.3 The Solutions of a Half-Space Foundation in a Number-Frequency Domain	191
	5.4.4 Displacement Green’s Functions of the Elastic Half-Space Foundation	194
	5.4.5 The Displacement and Stress of the Double-Layer Plate Under Moving Vehicle Loads Supported by Elastic Half-Space	196
	5.5 Numerical Simulations of an Infinite Double-Layer Plate on an Elastic Half Space Foundation	199
	5.5.1 Result Verification	200
	5.5.2 The Dynamic Response of the Double-Layer Plate	201
	5.6 Chapter Summary	203
	References	203
	Chapter 6	205
	Road Dynamic Responses Under Moving Vehicle Loads Based on Three-Dimensional Finite Element Model	205
	6.1 Three-Dimensional Finite Element Model of Road System	205
	6.1.1 Road Model of a Layered Plate and Its Basic Assumptions	205
	6.1.2 Three Dimensional Finite Element Model of the Road System	206
	6.1.3 A Transient Dynamic Analysis of Road System Vibration	207
	6.2 Dynamic Responses of Road System to the Moving Vehicle Loads	211
	6.2.1 Vertical Displacement Analysis of Road System	211
	6.2.2 Stress Analysis of Road System	212
	6.2.3 Stain Analysis of Road System	216
	6.3 Analysis of Asphalt Pavement Fatigue Life Under Moving Vehicle Loads	218
	6.3.1 Prediction Model of Asphalt Pavement Fatigue Life	218
	6.3.2 Parameter Influence Analysis of Asphalt Pavement Fatigue Life	219
	6.4 Chapter Summary	223
	References	223
	Chapter7	225
	Modeling and Dynamic Analysis of Vehicle–Road Coupled Systems	225
	7.1 Modeling of A Two-Dimensional Vehicle–Road Coupled System	225
	7.1.1 Model of Tire-Road Contact	225
	7.1.2 Equations of a Two-Dimensional Vehicle–Road Coupled System	227
	7.1.3 Interaction of Tire and Road	229
	7.1.4 Calculation Program and Model Verification	230
	7.2 Effects of the Two Tire Models on the Responses of the Vehicle–Road Coupled System	233
	7.3 Modeling of a Three-Dimensional Vehicle–Road Coupled System	242
	7.3.1 Equations of Motion for the Vehicle	242
	7.3.2 Equations of Motion for the Road	245
	7.3.3 Interaction Between the Vehicle and the Road	246
	7.4 Response Comparison of the Coupled System with the Traditional Separated System	250
	7.5 Chapter Summary	255
	References	259
	Chapter 8	261
	Parameter Design of Vehicle–Road System with Low Dynamic Interaction	261
	8.1 Verification of the New Theory of Vehicle–Road Coupled System	261
	8.2 Evaluation Criterions of Low Dynamic Interaction	263
	8.3 Effects of Vehicle System Parameters	264
	8.3.1 The Effect of Vehicle Speed	264
	8.3.2 The Effect of Vehicle Load	264
	8.3.3 The Effect of Wheel Mass	266
	8.3.4 The Effects of Tire Stiffness	267
	8.3.5 The Effects of Suspension Stiffness	268
	8.3.6 The Effects of Tire Damping	269
	8.3.7 The Effects of Suspension Damping	270
	8.3.8 The Effect of Wheelbase	271
	8.3.9 The Effect of Wheel Tread	274
	8.4 Effects of Road System Parameters	275
	8.4.1 The Effects of Pavement Density	275
	8.4.2 The Effects of Pavement Height	276
	8.4.3 The Effects of Elastic Modulus	277
	8.4.4 The Effects of the Pavement Poisson Ratio	280
	8.4.5 The Effect of the Foundation Response Modulus	280
	8.4.6 The Effect of the Foundation Damping coefficient	282
	8.5 Chapter Summary	283
	References	283
	Chapter 9	285
	Modeling and Interaction of a Vehicle–Road System with Nonlinearity and Viscoelasticity	285
	9.1 System Models and Equations of Motion	285
	9.1.1 Modeling Nonlinearity and Viscoelasticity	285
	9.1.2 The Equations of Motion for a Nonlinear Vehicle	288
	9.1.3 The Equations of Motion for the Nonlinear and Viscoelastic Pavement	289
	9.1.4 The Interaction Between the Vehicle and the Pavement	295
	9.2 Dynamic Responses of the Nonlinear Vehicle–Road Coupled System	297
	9.3 The Effects of Nonlinearity and Viscoelasticity on Vehicle and Road Responses	303
	9.4 Chapter Summary	310
	References	310
	Chapter 10	312
	The Construction of a Highway Fieldtest Section for Vehicle–Road Interaction	312
	10.1 The Experiment Scheme of the Vehicle–Road System	312
	10.2 The Highway Field Test System	313
	10.2.1 Introduction of the Highway Road Structure	313
	10.2.2 The Testing System of the Road	313
	10.2.3 The Laying Process of the Sensor	315
	10.3 Vehicle Test System	318
	10.3.1 Introduction of the Vehicle System	318
	10.3.2 Introduction of Vehicle Test System	318
	10.4 Analysis of the Road Test Results	320
	10.4.1 Analysis of Road Dynamic Strain Response	320
	10.4.2 Analysis of Road Vertical Dynamic Stress	324
	10.5 Analysis of the Vehicle Test Results	327
	10.6 Chapter Summary	332
	References	333
	Index	334