To study the effect of crosswind on heavy truck aerodynamic characteristics,a computational fluid dynamics model is established to study the changes of the truck s outflow field under different yaw angles.Then,the lateral and longitudinal partitions are proposed as dive...MORE To study the effect of crosswind on heavy truck aerodynamic characteristics,a computational fluid dynamics model is established to study the changes of the truck s outflow field under different yaw angles.Then,the lateral and longitudinal partitions are proposed as divers...