...
Aerodynamic Flow Behavior Around a Vehicle Tutorial | SimScale
CFD 101 F24:
**Note: Halve the frontal area if you are simulating half of an aerobody, otherwise if you use the whole frontal area value, your Cd will be 1/2 what it should be. You will also have to double the drag force value, as we only sim half of a car.
...
Previous CFD 101:
...