Wind-Tunnel Tests of a Dual-Rotating Propeller Having One Component Locked or Windmilling
Description:
"The effect on the propulsive efficiency of locking or windmilling one propeller of a six-blade dual-rotating propeller installation was determined in the Langley propeller-research tunnel. Tests were made of both pusher and tractor configurations, with the unpowered propeller both leading and following the powered propeller, which was set at a blade angle of 40 degrees. The maximum propulsive efficiency of the powered propeller in combination with the locked or windmilling propeller was, in al…
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Date:
January 1945
Creator:
Bartlett, Walter A., Jr.
Item Type:
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