Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Alaa Elmiligui"'
Publikováno v:
Journal of Aircraft. 60:733-746
Numerical simulations for the flow inside the high-speed leg of the National Transonic Facility were conducted. Simulations were conducted for three configurations: the empty tunnel, an installed body of revolution, and the NASA Common Research Model
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Publikováno v:
J Aircr
The Cranked Arrow Wing Aerodynamics Program, International (CAWAPI) investigation is continued with the FUN3D and USM3D flow solvers to fuse flight test, wind tunnel test, and simulation of swept wing aerodynamic features. Simulations of a low speed,
Autor:
Karl A. Geiselhart, Brennan T. Blumenthal, Sven Schmitz, Alaa Elmiligui, Richard L. Campbell, Mark D. Maughmer
Publikováno v:
Journal of Aircraft. 55:1141-1153
The present paper examines potential propulsive and aerodynamic benefits of integrating a Boundary-Layer Ingestion (BLI) propulsion system into the Common Research Model (CRM) geometry and the NASA Tetrahedral Unstructured Software System (TetrUSS).
Publikováno v:
Journal of Aircraft. May2022, Vol. 59 Issue 3, p647-659. 13p.
Autor:
Courtney S. Winski, Sudheer N. Nayani, Melissa B. Carter, Jason M. Pearl, Alaa Elmiligui, Donald A. Durston
Publikováno v:
2018 AIAA Aerospace Sciences Meeting.
A wind tunnel test was performed in the NASA Ames 9x7 Supersonic Wind Tunnel focusing on the shock waves traveling through and interacting with an exhaust nozzle plume. This experimental study was conducted to develop and validate the CFD capability
Autor:
Alaa Elmiligui, Mark D. Maughmer, Brennan T. Blumenthal, Sven Schmitz, Richard L. Campbell, Karl A. Geiselhart
Publikováno v:
46th AIAA Fluid Dynamics Conference.
The present paper examines potential propulsive and aerodynamic benefits of integrating a Boundary-Layer Ingestion (BLI) propulsion system into the Common Research Model (CRM) geometry and the NASA Tetrahedral Unstructured Software System (TetrUSS).
Autor:
Alaa Elmiligui, Khaled S. Abdol-Hamid
Publikováno v:
Journal of Aircraft. 45:64-70
Two multiscale-type turbulence models are implemented in the PAB3D solver. The models are based on modifying the Reynolds-averaged Navier Stokes equations. The first scheme is a hybrid Reynolds-averaged- Navier Stokes/large-eddy-simulation model usin
Publikováno v:
Journal of Aircraft. 43:1217-1225
A new porous condition has been implemented in the PAB3D solver to simulate flow over porous surfaces. The newly added boundary condition is utilized to compute the flow field of a nonaxisymmetric, convergent-divergent nozzle incorporating porous cav
Publikováno v:
Journal of Fluids Engineering. 126:844-850
It is well known that the two-equation turbulence models under-predict mixing in the shear layer for high temperature jet flows. These turbulence models were developed and calibrated for room temperature, low Mach number, and plane mixing layer flows