Traffic flow is defined by the relationship between three primary characteristics: The number of vehicles passing a fixed point per hour. Density ( ): The number of vehicles per unit length of road. Velocity ( ): The average speed of vehicles in the stream.
Models are categorized by their level of detail, ranging from individual cars to aggregate "fluid" flows: Traffic Flow Modelling - Springer Nature Traffic Flow Modelling: Introduction to Traffic...
These are mathematically linked by the fundamental identity: ( 🔬 Levels of Modelling Traffic flow is defined by the relationship between