Ground Influence on Aerofoils
Description:
The question of ground influence on airplanes has recently attracted some attention in view of the claims made by certain designers that the landing speed of their airplanes is much decreased by an increase in lift coefficient due to the proximity of the ground in landing. The results of wind tunnel tests indicate that ground effect is not entirely beneficial. It decreases the landing speed and cushions the landing shock somewhat. However, it does so at the expense of an increased length of pre…
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Date:
December 1921
Creator:
Raymond, Arthur E.
Item Type:
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Report
Partner:
UNT Libraries Government Documents Department