eduzhai > Applied Sciences > Transportation >

Two Dimensional Anisotropic Macroscopic Second-Order Traffic Flow Model

  • Save

... pages left unread,continue reading

Document pages: 13 pages

Abstract: In the past, the density-gradient term of second-order macroscopic models was replaced with a speed-gradient term to rectify the rearward movement of traffic waves. Hither, a classical speed-gradient macroscopic model is extended to account for the lateral flow dynamics on a multi-lane road. The anisotropic model is modified to capture some inherent vehicular multi-lane traffic features; lateral viscosity and velocity differentials. These variables are quantized within the scope of a two-dimensional spatial domain as opposed to the existing one-dimensional model. A detailed exemplification of acceleration and deceleration waves, stop-and-go waves, and cluster effects are presented to explain the path of information flow. All these non-linear flow properties are evident throughout the simulation.

Please select stars to rate!

         

0 comments Sign in to leave a comment.

    Data loading, please wait...
×