Results 71 to 80 of about 309 (132)

Wind tunnel simulation of multibooster separation trajectories of a launch vehicle

open access: yes, 1995
Wind tunnel investigations were undertaken to study the separation characteristics of four strap-on boosters simultaneously separating from the core of a launch vehicle.
Lochan, R   +4 more
core  

Two dimentional transonic blockage interference studies in the NAL 1-Ft. blowdown wind tunnel

open access: yes, 1974
Two 12% thick circular-arc aerof oils of 3 in. and 6 in. chord length were tested at zero angle of attack to determine the slot open-area ratio for minimum two-dimensional blockage interference at transonic speeds in the HAL 1-ft.
Ramaswamy, MA   +2 more
core  

Flutter tests (IS4) of the 0.0125-scale shuttle reflection plane model 30-OTS in the Langley Research Center 26-inch transonic blowdown tunnel test no. 547

open access: yes, 1974
A series of slab wing flutter models with rigid orbiter fuselage, external tank, and SRB models of the space shuttle were tested, in a reflection plane arrangement, in the NASA Langley Research Center's 26-inch Transonic Blowdown Tunnel.
Kotch, M. A.
core  

The Design and Construction of a 20" x 20" Mach 2.0 Blowdown Wind Tunnel to Characterize the Lift and Drag of Irregularly Shaped Fragments

open access: yes, 2011
A supersonic wind tunnel, with a 20" x 20'" test section cross sectional area, was designed and constructed at the Techsburg Wind Tunnel Facility in order to determine the lift and drag on irregularly shaped fragments in supersonic flow.
Larson, Christopher Whitford
core  

Flow characterization of the Mach 5 hypersonic nozzle of VKI-H3 wind tunnel

open access: yes
The operational map of the H3 Mach 6 blowdown wind tunnel, at the von Karman Institute for Fluid Dynamics (VKI), is extended towards lower Mach numbers with a new axisymmetric contoured nozzle to achieve Mach 5 testing conditions.
Chazot, Olivier   +10 more
core   +1 more source

Concept of variable mach number flexible nozzle and controls for NAL 0.6m blowdown wind tunnel

open access: yes, 2009
In a supersonic wind tunnel, the contour of the nozzle, the second throat setting and the stagnation pressure controlled by the Pressure Regulating Valve (PRV) are fundamental parameters without which the required Mach number in the test section cannot ...
Basavaraju, NR   +2 more
core  

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