Wartime Report: Series L, Issues 1-5NACA - Aeronautics |
From inside the book
Results 1-5 of 24
Page 5
... tare support test of model on tare support with dummy support in place test of model on normal support model tare support dummy support normal support interference Combinations of these conditions ( MT , MD , etc. ) are also used as ...
... tare support test of model on tare support with dummy support in place test of model on normal support model tare support dummy support normal support interference Combinations of these conditions ( MT , MD , etc. ) are also used as ...
Page 6
... supports , the configuration of the model , and the point of attachment of the supports to the model . The relatively great effect of the model configuration on the tares is illustrated in figure 1 , which presents some tare values ...
... supports , the configuration of the model , and the point of attachment of the supports to the model . The relatively great effect of the model configuration on the tares is illustrated in figure 1 , which presents some tare values ...
Page 11
... supports above the model for tare and aline- ment estimations become excessive . Method A.- This method is based on an air - flow survey with no model or supports in the tunnel ( to be called the clear - tunnel survey ) and the tares ...
... supports above the model for tare and aline- ment estimations become excessive . Method A.- This method is based on an air - flow survey with no model or supports in the tunnel ( to be called the clear - tunnel survey ) and the tares ...
Page 12
... tare corrections . The tares must then be corrected for jet - boundary interference . The difference in the results ... supports in place , the effect of the supports in causing changes in dynamic pressure and air - flow angularity has ...
... tare corrections . The tares must then be corrected for jet - boundary interference . The difference in the results ... supports in place , the effect of the supports in causing changes in dynamic pressure and air - flow angularity has ...
Page 20
... tare corrections , however , the tests for both the erect and inverted models are made with an exact set of image supports ( fig . 3 ) mounted on the opposite side of the wing from the normal supports . The tares are thus automatically ...
... tare corrections , however , the tests for both the erect and inverted models are made with an exact set of image supports ( fig . 3 ) mounted on the opposite side of the wing from the normal supports . The tares are thus automatically ...
Other editions - View all
Common terms and phrases
aerodynamic AERONAUTICS TABLE air-flow survey airfoil airplane alinement angle angle of attack Angle of yaw calculated calibration cap-strip COEFFICIENT FOR ISOENERGIC COMMITTEE FOR AERONAUTICS Continued FOR DETERMINING Continued POINT DRAG coolers in series cooling-air temperatures corner flange correction method curves DETERMINING POINT DRAG differential flap system differential ratio dummy supports dynamic pressure effective dihedral effective-dihedral equation flap deflection flap-differential ratio Flaps locked flexible bulkhead identical coolers ISOENERGIC FLOW Langley Field lift coefficient Mach number measured NACA Rep NATIONAL ADVISORY COMMITTEE normal supports obtained oil-cooler Oil-flow rate over-all performance parameter percent Pitching moment POINT DRAG COEFFICIENT pounds per square powered test model procedure profile drag propeller reference rotary valves running shear shear stresses spar cap specific heat dissipation specified over-all effectiveness static stiff bulkhead support struts tair tare supports tare tests tion torsion torsion box wake shadow wake-survey Wind Tunnel wing ΔΗ