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Ground Vehicle Mobility, Modeling and Simulationat
TACOM-TARDEC
“A Brief History”
Basic and Applied Mobility Research1960 - 1974
• Land Locomotion Laboratory Mobility Systems Research– TACOM Soil Bins - Bldg 219– Cross Country Mobility Testing
• TACOM• WES
– Soil and Terrain Characterization• Soil Strength• Terrain Roughness
– RMS– PSDs
– Ride and Shock Quality Research• Absorbed Power - 6 Watts• Shock Quality - 2.5 Gs
• Applying Force Feedback Servomechanism Technology to Mobility Problems
• Walking Machine• Coupled M113s
• AMM & AMC – 74
Analog Computer RoomBldg. 200 ca. 1963
Analog Computer for Computing Absorbed Power to Quantify Ride Quality - Bldg. 215 RMS
1972-1986
Ride and Shock Quality Research1962-1972
Astronaut Lunar Rover Driving TrainingDate Unknown
Applying Force Feedback Servomechanism Technology to Mobility Problems
ca. 1966
Articulated VehiclesWalking Machines
GE Cybernetic Walking Machineca. 1966-1970
TACOM 1970
Ft. Eustis Transportation Museum 2000
Artist Conceptual Drawing Coupled M113s
Basic and Applied Mobility Research1974 - 1985
• Off Road Mobility and Vehicle Dynamics Research– Cross Country Mobility Testing
• Model Validation Studies• Articulated Vehicles
– Coupled M113s , Cobras and Polecats– BV-206 (SUSV)– UDES XX-20
– Vehicle Dynamics and Controls• Adaptive Suspension• Advanced Suspension
– M60– MICV (BRADLEY)
• DADS Research Initiated (1976)– AMC–74 evolved into the NRMM (1980)
• Armored Combat Vehicle Technology Program• Analytical Methods Development • Displays and Controls• Test Beds
– HIMAG– HSTV-L– Hot Rod M113
• Numerous Vehicle Applications and Acquisition Support– NRMM– DADS– FEA
Conceptual Drawing of Articulation Jointfor
Coupled M113s
Coupled M113s Prototype Keweenaw Research Center
ca. 1973
Coupled M113s Field Testing1973-1982
1973-1974 1973-1974
1973-1974 1980
Polecats BV-206
Coupled M113s Sally ????
Articulated Vehicles Winter TestingKRC - 1980
Swedish Articulated Vehicles
BV-206FSTC Foreign Vehicles Exploitation Program
UDES XX-20DEA Articulated Vehicles Collaborative Effort
Armored Combat Vehicle Technology Program(ACVT)
1976-1984
• Objectives: Determine the effects of High Mobility/Agility on Fire on the Move and Survivability
– HP/Ton Ratio– Suspension Wheel Travel, Damping, Variable Height and Active– Serpentine Maneuvers– Fire Control Algorithms, Kalman Filtering and State estimation Techniques
• High Mobility Agility Test Bed (HIMAG)– 5 or 6 Road wheels– Hydraulic Suspension - Variable Height and Damping
• 8” Minimum• 16” Maximum
– Variable Weight– Delco Fire Control System
• High Survivability Test Vehicle - Light (HSTV-L)– MCAAC weapon– Hydraulic Suspension– Texas Instruments Fire Control System
• Hot rod M113– Two Chrysler Hemi 440 cu-in Engines
• Reconfigurable Crew Station Field Demonstrators– Displays and Controls– 2 – 3 Man vs. 4 Man Crews
• Concept Development– 20 Tons or less and Airdrop – High Impulse Weapons– Internally vs. Externally Mounted
HIMAG and HSTV-L1980-1984
Hybrid Computer Bldg. 215 1977-1986
Cray 2 SupercomputerBldg. 215
1988 - 1996
Structures
Integrated
Mobility
CS/TMBSRMS
SharedData
PMBS
Dynamics
VIPER
EnvironmentShared Tools
Simulation Technologies
Pintle Motion Base SimulatorReconfigurable “N” Post Simulator
Turret Motion Base Simulator Ride Motion Simulator
Ground Vehicle Simulation Facility
Vehicle Inertial Properties Evaluation Rig
ActualActual
VISUAL DATABASES
Munson
Actual
Churchville
Perryman
Virtual
H-Field
Aberdeen Proving Ground
Actual
Virtual
Today’s Enabling Technologies
• Real-Time Dynamics Modeling
• Synthetic Environment Modeling
– Creation of Cultural Features
– Dynamic/Deformable Terrain
– Dynamic Interaction of Players (Friend and Foe)
• Motion Systems
• Computer Generated Imagery (CGI)
• Immersive Interactive Graphics
• HPC