• Welcome to Adams Tire
  • Introducing Adams Tire
    • Adams Tire Modules
    • Which Tire Model Should You Use?
    • Overview of the Adams Tire model features
• Learning Adams Tire
  • Use and Understanding of Adams Tire
    • How to Use Adams Tire
    • Understanding Adams Tire Processes
  • Defining Tires
    • Defining Tires in Adams Car
    • Defining Tires in Adams Solver
    • Defining Tires in Adams View
    • Defining Wheel Inertia
  • Simulations and Results
    • Performing Simulations
    • Outputting Results
    • Differences in between tire contact (patch) forces and hub forces
  • About Axis Systems and Sign Conventions
    • Tire Axis Systems
    • About Tire Kinematic and Force Outputs
    • Sign Conventions for Tire Outputs
  • Units Supported in Tire Property Files
    • Tire Property File
    • Road Property File
    • Units
  • Tire Graphics
• Tire Models
  • Using the Fiala Handling Force Model
    • Fiala Tire Assumptions
    • Fiala Tire Inputs
    • Tire Slip Quantities and Transient Tire Behavior
    • Contact Methods
    • Fiala Tire Force Evaluation
    • Transient Behavior in the Fiala Tire Model
    • Fiala Tire Carcass Shape
    • Fiala Tire Property File Format Example
  • Using the PAC2002 Tire Model
    • When to Use PAC2002
    • Modeling of Tire-Road Interaction Forces
    • Axis Systems and Slip Definitions
    • Contact Methods and Normal Load Calculation
    • Basics of the Magic Formula in PAC2002
    • Steady-State: Magic Formula in PAC2002
    • Transient Behavior in PAC2002
    • PAC2002 with Belt Dynamics
    • Parking Torque
    • Gyroscopic Couple in PAC2002
    • Non-rolling vertical tire stiffness and damping properties
    • Left and Right Side Tires
    • USE_MODES of PAC2002: from Simple to Complex
    • The local Tire Solver for increasing simulation speed
    • High Performance switch in Adams Car
    • PAC2002 support for DOE
    • Quality Checks for the Tire Model Parameters
    • Standard Tire Interface (STI) for PAC2002
    • Definitions
    • References
    • Example of PAC2002 Tire Property Files
  • Using the PAC-TIME Tire Model
    • When to Use PAC-TIME
    • Modeling of Tire-Road Interaction Forces
    • Axis Systems and Slip Definitions
    • Contact Methods and Normal Load Calculation
    • Basics of the Magic Formula in PAC-TIME
    • Steady-State: Magic Formula in PAC-TIME
    • Transient Behavior in PAC-TIME
    • Gyroscopic Couple in PAC-TIME
    • Left and Right Side Tires
    • USE_MODES of PAC-TIME: from Simple to Complex
    • Quality Checks for the Tire Model Parameters
    • Standard Tire Interface (STI) for PAC-TIME
    • Definitions
    • References
    • Example of PAC-TIME Tire Property File
  • Using Pacejka '89 and '94 Models
    • About Pacejka '89 and '94
    • Using Pacejka '89 Handling Force Model
      • Coordinate System and Units in Pacejka '89
      • Force and Moment Formulation for Pacejka '89
      • Example of Pacejka '89 Property File
    • Using Pacejka '94 Handling Force Model
      • Coordinate System and Units in Pacejka '94
      • Force and Moment Formulation for Pacejka '94
      • Example of Pacejka '94 Property File
    • Combined Slip of Pacejka '89 and '94
    • Transient Behavior in Pacejka '89 and '94
    • Left and Right Side Tires
  • Using the PAC MC Tire Model
    • When to Use PAC Motorcycle
    • Modeling Tire-Road Interaction Forces
    • Axis Systems and Slip Definitions
    • Contact-Methods and Normal Load Calculation
    • Basics of the Magic Formula in PAC MC
    • Steady-State: Magic Formula for PAC MC
    • Transient Behavior in PAC MC
    • Gyroscopic Couple in PAC MC
    • Left and Right Side Tires
    • USE_MODES of PAC MC: from Simple to Complex
    • Contact Methods
    • Quality Checks for the Tire Model Parameters
    • Standard Tire Interface (STI) for PAC MC
    • Definitions
    • References
    • Example of PAC MC Tire Property File
  • Using the 521-Tire Model
    • About 521-Tire
    • Definition of Tire Slip Quantities
    • Force Calculations
    • Combined Slip of 5.2.1
    • Transient Behavior in the 5.2.1 Tire Model
    • Smoothing
    • Changing the Operating Mode: USE_MODE
    • Converting Slip Ratio Data to Velocity Data
    • Contact Methods
    • 521-Tire Tire and Road Property Files
  • Using the UA-Tire Model
    • Background Information for UA-Tire
    • Tire Model Parameters
    • Contact Methods
    • Force Evaluation in UA-Tire
    • Transient Behavior in the UA-Tire Model
    • Operating Mode: USE_MODE
    • Tire Carcass Shape
    • UA-Tire Property File Format Example
  • Using FTire Tire Model
    • About FTire
    • Installation of FTire
    • Using FTire with Road Models
    • Using FTire with Adams
    • FTire Animation
    • Choosing FTire Operating Conditions
    • Statics with FTire
    • FTire support for DOE
    • Inflation Pressure during runtime
    • FTire Modeling Requirements and Checklist
    • Cosin Tire Interface
    • Using the FTire Soft Soil model
    • Live Animation in Adams View
    • Live Animation and post processing in Adams Car
    • Updating FTire from cosin website
    • FTire HIL with Adams
  • Using the Soft-Soil tire model
    • Definition of Tire Slip Quantities
    • Elastic-plastic tire-soil contact
    • Transient tire response
    • Visco-elastic tire-soil contact
    • References:
    • Feature and property overview of the Adams Tire Soft Soil Tire model
    • Specific requests for the Soft-Soil Tire Model
    • Example of an Adams Dataset section with these requests:
    • Example of the tire property file for the Soft-Soil Tire model:
    • Example of the required Soil properties in the Road Data File:
    • Symbols
  • Using Aircraft Tire Models
    • About Axis Systems and Sign Conventions
    • Using the Aircraft Basic Tire Model
      • Overview
      • Contact Methods
      • Wheel Bottoming
      • Normal Force of Road on Tire
      • Handling Forces of Road on Tire
    • Using the Aircraft Enhanced Tire Model
      • Overview
      • Contact Methods
      • Wheel Bottoming
      • Normal Force of Road on Tire
      • Handling Forces of Road on Tire
    • Using the Aircraft TRR64 Tire Model
      • TRR64 Tire Model Overview
      • Contact Methods
      • Basic NASA TR-R-64 Parameters
      • Normal Force of Road on Tire
      • Handling Forces of Road on Tire
• Road Models
  • Adams Tire 2D Road Model
    • 2D Road Types
    • Examples of 2D Roads
    • 2D Road Model Parameters
    • Parameters Independent of Road Type
    • Parameters for Road Type of Drum
    • Parameters for Road Type of Flat
    • Parameters for Road Type of Plank
    • Parameters for Road Type of Polyline
    • Parameters for Road Type of Pothole
    • Parameters for Road Type of Ramp
    • Parameters for Road Type of Roof
    • Parameters for Road Type of Sine
    • Parameters for Road Type of Stochastic Uneven
    • Parameters for Road Type of Sweep
    • Graphics
    • Road Repositioning
    • Road Normal calculation
  • Adams Tire 3D Spline Road Model
    • About Adams 3D Spline Road
    • Using Adams 3D Spline Road
    • Adams 3D Spline Road Perturbation Types
    • Adams 3D Spline Road Perturbation Keywords
    • Keywords Independent of Perturbation Type
    • Coordinate System Keywords
    • Keywords for Crown Perturbation Type
    • Keywords for Curb Perturbation Type
    • Keywords for Plank Perturbation Type
    • Keywords for Polyline Perturbation Type
    • Keywords for Pothole Perturbation Type
    • Keywords for Ramp Perturbation Type
    • Keywords for Roof Perturbation Type
    • Keywords for Roughness Perturbation Type
    • Keywords for Sine Perturbation Type
    • Keywords for Sweep Perturbation Type
    • Keywords for Grid Perturbation Type
    • About the Adams 3D Spline Road Property File
    • Road Normal calculation and Road Boundaries
    • Converting 3D Shell or 3D Spline roads to OpenCRG roads
    • 3D Spline Road visualization
  • Adams Tire 3D Shell Road Model
    • Applying the Tire Carcass Shape
    • Road Property File
    • Defining the 3D Shell Road Surface
    • Examples of Blocks:
    • Road Normal calculation and Road Boundaries
  • Soft Soil Road Model
  • OpenCRG Road Model
    • Positioning of the OpenCRG road
    • Messaging by OpenCRG
    • OpenCRG road visualization
    • Definition of Road Friction
    • Adams SmartDriver support
    • Adams Car quasi-statics
    • Road Normal calculation and Road Boundaries
    • Complaints about Not a Numbers (Nans)
    • OpenCRG Messages
  • Regular Grid Road Model
    • Road Repositioning
    • Road Normal calculation and Road Boundaries
• Contact Methods
  • Tire-Road Contact Methods
    • One Point Follower Contact
    • 3D Equivalent Volume Contact
    • 3D Enveloping Contact
  • 3D Enveloping Contact
    • Specific requests for the 3D Enveloping Contact
    • Example of an Adams Dataset section with this request:
    • Using multi-threading for cam computations
    • References
  • Flex Rim
    • Flex Rim Preprocess
• Adams Tire support for DOE
• User-Written Tire/Road Models
  • Overview of Creating User Tire and Road Models
    • The Standard Tire Interface (STI)
    • How Adams Tire Works with the STI
    • What the STI Expects Tire and Road Models to Do
    • Steps to Create a Tire or Road Model
    • Example Tire Model (STI)
    • Reference
  • Creating Tire Models for STI
    • Instructing Adams Tire to Call Your TYRSUB
    • Tasks Your TYRSUB Must Perform
    • TYRSUB Arguments (STI)
      • TYRSUB Calling Sequence
      • TYRSUB Input Arguments
      • TYRSUB Output Arguments
      • TYRSUB Argument Descriptions
  • Defining and Reading Tire Property Files
  • Creating Road Models (STI)
    • Instructing Adams Tire to Use Your Road Function
    • Tasks Your Road Function Must Perform
    • Skeletal Road Function Example
    • Road Function Subroutine Calling Sequence
    • Road Function Input Arguments
    • Road Function Output Arguments
  • Utilities for Reading Property Files
    • About TeimOrbit Format
    • Using Read TeimOrbit (RTO) Utilities
    • Utilities for Reading TeimOrbit Format Property Files
      • ACUNFN
      • ACUNFN_F2C
      • ACUNMP
      • ATRTOU
      • RTO_CLOSE_FILE_F2C
      • RTO_OPEN_FILE_F2C
      • RTO_READ_INTEGER_F2C
      • RTO_READ_QUOTED_STRING_F2C
      • RTO_READ_REAL_F2C
      • RTO_READ_SUBBLOCK_INTEGER_F2C
      • RTO_READ_SUBBLOCK_REAL_F2C
      • RTO_READ_SUBBLOCK_STRING_F2C
      • RTO_READ_TABLE_LINE_F2C
      • RTO_START_SUBBLOCK_TABLE_READ_F2C
      • RTO_START_TABLE_READ_F2C
  • Utilities for Calculating Tire Forces and Moments
    • ACTCLC
    • ACTFZ
    • XCP2HB
  • Running a User Tire Model in SMP solver mode
  • The Cosin Tire Interface (CTI)
    • Units and coordinate system
    • Building a CTI user library
    • Utilities
  • Utilities for tire simulation control
• Adams Tire Tools
  • Using the Road Builder
    • Conversion of TeimOrbit Format 3D Spline Road Property Files to XML Format
    • Starting the Road Builder
    • Creating a 3D Spline Road Property File
    • Opening an Existing 3D Spline Road Property File
    • Changing Units
    • Saving Changes
    • Displaying Header Information and Adding Comments
    • Setting Global Parameters
    • Setting Soil Properties
    • Defining Road Data Points
    • Defining Obstacles
    • Converting a Rougness Obstacle
    • Defining Analytical Road
  • Adams Tire Data and Fitting Tool (TDFT)
    • Generic capabilities, import, export and plotting
    • Calculating the PAC2002 or PAC-MC tire model parameters out of tire measurement data
    • Converting a non-PAC2002 or non-PAC-MC tire property file
    • Converting a tire property file with inflation pressure effects
    • Calculating PAC2002 or PAC-MC parameters: Tips and Tricks
    • Required Tire Test Data
    • Tire Data File Format
    • References
  • cosin/tiretools
• Appendix
  • Edged Plank
  • Example of specifying cleat_length
  • Illustration of Curb Keywords
  • Illustration of Crown
  • Illustration of Grid keywords
  • Illustration of Pothole keywords
  • Illustration of Ramp keywords
  • Illustration of Roof keywords
  • Illustration of Sine keywords
  • Illustration of Sweep Keywords
  • Rounded Plank
  • Statements for Adding Tires to Your Model based on the GFORCE - DIFF method

Welcome to Adams Tire

Statements for Adding Tires to Your Model based on the GFORCE - DIFF method

adams_tire

introducing_tire

intro

modules

how

process

run

solver_run

tire_run

wheel_inertia

systems

tire_models_fiala

tire_models_pac2002

tire_models_pactime

about_pacejka

using_pacejka_89

using_pacejka_94

combined_slip_pacejka_89_94

left_right_tires

tire_models_pacmc

tire_models_521tire

tire_models_uatire

tire_models_ftire

tire_road

2d_road_types

2d_road_examples

par_sweep

perturbation_types

property

works

steps

example

output

tsub_files

rsub_files

instruct

tasks

road_function

calling_sequence

input

about

roadbuilder

edged_plank

cleat_length

curb

crown

grid

pothole

ramp

roof

sine

sweep

rounded_plank

gforce_diff