The concept of a correctable-interference transonic wind tunnel combining a capability for wall-interference assessment with a limited capability for wall control is introduced. Recent progress toward achieving the interference assessment capability is described. The feasibility of using experimentally measured data directly as boundary values for the assessment in lieu of more generally formulated but less accurate wall boundary conditions is demonstrated for two-dimensional subsonic flows. Also, a procedure for transonic analysis of wall interference which leads to a rational definition of the wall-induced perturbation field within the context of nonlinear transonic flow computations is outlined in principle.
Toward the correctable-interference transonic wind tunnel
Aerodynamic Testing Conference ; 1976 ; Arlington, TX
1976-01-01
Miscellaneous
No indication
English
Transonic wind tunnel wall interference minimization
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