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Enskog-like kinetic models for vehicular traffic
Authors:A. Klar  R. Wegener
Affiliation:(1) Fachbereich Mathematik, Universität Kaiserslautern, Kaiserslautern, Germany;(2) Institut für Techno- und Wirtschaftsmathematik, Kaiserslautern, Germany
Abstract:In the present paper a general criticism of kinetic equations for vehicular traffic is given. The necessity of introducing an Enskog-type correction into these equations is shown. An Enskog-like kinetic traffic flow equation is presented and fluid dynamic equations are derived. This derivation yields new coefficients for the standard fluid dynamic equations of vehicular traffic. Numerical simulations for inhomogeneous traffic flow situations are shown together with a comparison between kinetic and fluid dynamic models.
Keywords:Traffic flow  Enskog equation  Boltzmann equation  fluid dynamic models  Payne equation  simulation of inhomogeneous traffic flow
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