free-stream flow

free-stream flow

free-stream flow
Continuous lines are free air stream airflow.
The air in a region where pressure, temperature, and relative velocity are unaffected by the passage of aircraft through it. Also known as relative airflow (RAF).
References in periodicals archive ?
The peak value of TKE of bare cylinder is greater than those of all permeable cylinders as a sign of large scale vortices which transfer momentum from the free-stream flow into the wake region.