Results 241 to 250 of about 14,137 (299)

Materials design for hypersonics. [PDF]

open access: yesNat Commun
Peters AB   +8 more
europepmc   +1 more source

Scaling of Rocket Nozzle Admittances [PDF]

open access: possibleAIAA Journal, 1974
To apply the admittance data measured experimentally for small-scale nozzles, the necessary scaling criteria must be established. The results of an investigation undertaken to determine these criteria are presented and the data indicate that under cold-flow conditions the damping of axial instabilities provided by full-scale nozzles can be determined ...
B. A. Janardan   +2 more
openaire   +2 more sources

Advanced Rocket Nozzles

Journal of Propulsion and Power, 1998
Several nozzle concepts that promise a gain in performance over existing conventional nozzles are discussed in this paper. It is shown that signie cant performance gains result from the adaptation of the exhaust e ow to the ambient pressure. Special attention is then given to altitude-adaptive nozzle concepts, which have recently received new interest ...
Hagemann, G.   +3 more
openaire   +4 more sources

Fluid flow in rocket nozzles [PDF]

open access: possible34th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 1998
An analysis is presented to simulate the turbulent compressible flow in converging diverging nozzles using a time-marching finite difference scheme of MacCormack. The Navier-Stokes equations governing the physical domain are transformed to a rectangular computational domain and the resulting equations are cast into finite difference form. The effect of
K. Shukla, V. Jones
openaire   +1 more source

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