Research Article

A Mixed Equilibrium Model and Optimal Path Platooning Method for CAV Platoons in Heterogeneous Traffic Flow

Table 1

Symbols and definitions.

SymbolsDefinitions

The set of nodes
The set of origin-destination pairs
The perception parameter
Traffic demand for OD pair
The congestion degree on road
The road capacity
Link-route incidence
Platooning disturbance parameter
Platooning flow on road
Travel time of CAV platoon on road
The CAV free-flow travel time on road
The platoon driving speed
Travel cost of platooning vehicle on route
Platooning flow for route
The flow proportion of HDV on route
The set of links
CAV market penetration rate (MPR)
The speed ratio of CAV and HDV
The set of routes in OD pair
The distance of the road
The minimum travel cost of OD pair
The overtaking probability of nonplatooning vehicle on road
The CAV congestion discount rate
Nonplatooning flow on road
Travel time of HDV with overtaking opportunity on road
The HDV free-flow travel time
The overtaking speed of HDV
Travel cost of nonplatooning vehicle on route
Nonplatooning flow for route