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From: A Hybrid Physical-Dynamic Tire/Road Friction Model

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Presentation on theme: "From: A Hybrid Physical-Dynamic Tire/Road Friction Model"— Presentation transcript:

1 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: A schematic diagram of the tire motion kinematics and contact patch geometry

2 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: A schematic of stress distribution across the contact patch

3 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: Steady-state bristle deformation under various slip values

4 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: Comparison results of the longitudinal force Fx of the hybrid physical-dynamic model with the Pacejka “magic” formula under various normal loads

5 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: A vehicle trajectory of a pendulum-turn maneuver from racing driving experiments

6 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: Testing data at four tires. (a) Longitudinal friction forces Fx. (b) Lateral friction forces Fy. (c) Normal loads Fz. (d) Tire slip ratios λ. (e) Tire slip angles α and vehicle side-slip angle β. (f) Vehicle pitch and roll angles.

7 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: Racing car driver input data. (a) Steering angle δ and yaw rate ωψ. (b) Normalized throttle/braking actuation.

8 From: A Hybrid Physical-Dynamic Tire/Road Friction Model
Date of download: 11/4/2017 Copyright © ASME. All rights reserved. From: A Hybrid Physical-Dynamic Tire/Road Friction Model J. Dyn. Sys., Meas., Control. 2012;135(1): doi: / Figure Legend: Comparison of simulation results and testing data. (a) Longitudinal/lateral velocity vGx/vGy. (b) Longitudinal/lateral acceleration aGx/aGy. (c) Yaw rate ωψ. (d) Vehicle side-slip angle β.


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