A study of ground simulation for wind tunnel testing of full-scale NASCAR's

Author(s):  
Drew Landman ◽  
Colin Britcher ◽  
Preston Martin
2021 ◽  
Vol 235 ◽  
pp. 112101
Author(s):  
Johnny Estephan ◽  
Changda Feng ◽  
Arindam Gan Chowdhury ◽  
Mauricio Chavez ◽  
Appupillai Baskaran ◽  
...  

Author(s):  
James Erwin ◽  
Girma Bitsuamlak ◽  
Arindam Gan Chowdhury ◽  
Stephen Barkaszi ◽  
Scott Gamble

2017 ◽  
Vol 57 (1) ◽  
pp. 1-7
Author(s):  
Jan Červinka ◽  
Robert Kulhánek ◽  
Zdeněk Pátek

The significance of the influence of operating propellers on the aircraft aerodynamic characteristics is well-known. Wind tunnel testing of an airplane model with operating propellers is a complex task regarding the required similarity of the full-scale and the model case. Matching sufficient similarity in axial and rotational velocities in the propeller slipstream is the primordial condition for the global aerodynamic similarity of the windtunnel testing. An example of the model power units with related devices is presented. Examples of the wind tunnel testing results illustrate the extent of the propeller influence on aerodynamic characteristics of an aircraft of unconventional configuration with power units positioned at the fuselage afterbody.


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