Simulation Downloads (Animations)
The math models in BikeSim, CarSim, and TruckSim produce files with time histories of hundreds of variables. This page has several options for viewing results for a few of the example runs that are included with the software.
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The SurfAnim Player ProgramThis program plays UAF files with full high-defintion and smooth animation. It gives you full control over the camera and view, including position, zoom, slow motion, multiple images, audio, etc. If you have Administrator permission, the installer also loads the OpenAL library to enable the audio components in some of the examples. |
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Reverse Spin Maneuver with Skid MarksEvent conditions are used to define a complicated driver control. When specified conditions occur, new datasets are loaded to change control definitions. For this example, the driver will: Go in reverse to -45 km/h, then steer until yaw angle reaches 45-deg; then hit the brakes until the speed drops, then go full speed ahead while steering in closed-loop to regain control. The UAF has audio. |
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Understeer in TruckSim (with Audio)The animation shows a basic understeer test, with the resulting plots. The animation include the sounds of the bus engine and shifting. Animator UAF (6 MB) | Movie WMV (3 MB) | Plots |
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Double lane change in CarSimThe animation shows a basic double-lane change maneuver. The animator uses multiple images (ghosts) and tire vectors. This run is silent. Animator UAF (5 MB) | Movie WMV (0.7 MB) | Plots |
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Rollover Test with OutriggersA comparison showing a basic rollover test for a vehicle with and without outriggers. Outrigger forces are defined in CarSim using runtime VehicleSim commands to define vertical forces that occur when the outriggers contact the ground. This run is silent. Animator UAF (4.4 MB) | Movie WMV (1 MB) | Plots |
![]() Animator UAF (7 MB) Movie WMV (1.4) | Plots |
ABS Braking Test on Split-Mu SurfaceCompare two trucks in a basic braking test on a split-mu surface. One has ABS, the other doesn't. The animator overlays the two runs. The plots shows the ABS cycling during the test. Note: the sound effects were not adjusted for low-friction, so it's a little noisy. |
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Racing Lap with Sound and HUDThis animation includes audio linked to engine RPM, wind speed, tire slip, etc. Heads-Up Display (HUD) shows some simulated instruments. Animator UAF (7 MB) | Movie WMV (1.5 MB) |
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BikeSim RaceBikeSim rider controls include lean, steer, and lateral movement of the hips. See and hear two bikes with aggressive rider control on a race track. Animator UAF (11 MB) | Movie WMV (3 MB) | Plots |


































