3 edition of Investigation of aerothermodynamics and optical radiation in the hypersonic flow field found in the catalog.
Investigation of aerothermodynamics and optical radiation in the hypersonic flow field
G. G. C. Palumbo
by National Aeronautics and Space Administration, Ames Research Center, National Technical Information Service, distributor in Moffett Field, Calif, [Springfield, Va
Written in English
|Statement||prepared by Eloret Institute; Giuseppe Palumbo; principal investigator (eff. 4/1/92), Roger A. Craig; [principal investigator (8/1/90 - 3/31/92), William C. Davy; principal investigator (12/1/89 - 7/31/90).|
|Series||[NASA contractor report] -- NASA CR-192844., NASA contractor report -- NASA CR-192844.|
|Contributions||Craig, Roger., Davy, William C., Ames Research Center.|
|The Physical Object|
Accurate modeling of aerothermodynamics with low computational cost takes on a crucial role for the optimization and control of hypersonic vehicles. This study examines three reduced-order models (ROMs) to provide a reliable and efficient alternative approach for obtaining the aerothermodynamics of a hypersonic control surface. Ganzert, Wolfgang, Hildebrandt, Thomas, and Fottner, Leonhard. "Systematic Experimental and Numerical Investigations on the Aerothermodynamics of a Film Cooled Turbine Cascade With Variation of the Cooling Hole Shape: Part I — Experimental Approach." Proceedings of the ASME Turbo Expo Power for Land, Sea, and Air.
These mainstreams are 1) space transporter aerothermodynamics (high-enthalpy flows at altitudes of 40 90 km), making use of the High Enthalpy Shock Tunnel HEG, and 2) satellite aerothermodynamics (rarefied flows, outside the Earth's atmosphere), where the cryogenically pumped High Vacuum Plume Simulation Facility STG is used. "Systematic Experimental and Numerical Investigations on the Aerothermodynamics of a Film Cooled Turbine Cascade With Variation of the Cooling Hole Shape: Part II — Numerical Approach." Proceedings of the ASME Turbo Expo Power for Land, Sea, and Air.
Numerical Analysis of Viscous Flow in Axial Compressor with Corrected Turnings Li Ping and Zhou Xiuhai • The Investigations of the Effects of the Aspect Ratio on Cascade Performance Li ly and Yan Ru-Qun Numerical Simulation of Flow Field on S2 Stream Surface of Turbine Stage-iv-. Aerothermodynamics Laboratory NASA s Aeronautics Test Program The Langley Aerothermodynamics Laboratory (LAL) is a suite of three hypersonic blow-down to-vacuum tunnels designed for fast-paced aerodynamic and aeroheating studies. These economical facilities are ideally suited for screening, assessing, optimizing and.
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Investigation of aerothermodynamics and optical radiation in the hypersonic flow field: final technical report for the period Decem Janu Investigation of Aerothermodynamics and Optical Radiation in the Afe Hypersonic Flow Field: Nasa, National Aeronautics and Space Adm: : LibrosFormat: Pasta blanda.
Investigation of aerothermodynamics and optical radiation in the AFE hypersonic flow field. Research for the radiation experiments on the Aeroassist Flight Experiment (AFE) was performed to obtain a data base for development of engineering requirements for aerobrakes. Due to funding restrictions, the necessary Aerobrake design data were.
INVESTIGATION OF AEROTHERMODYNAMICS AND OPTICAL RADIATION IN THE AFE HYPERSONIC FLOW FIELD Final Technical Report for Cooperative Agreement NCC for the period December 1, - Janu Submitted to National Aeronautics and Space Administration Ames Research Center Moffett Field, California Aerothermodynamics.
A modern treatment of hypersonic aerothermodynamics for students, engineers, scientists, and program managers involved in the study and application of hypersonic flight. It assumes an understanding of the basic principles of fluid mechanics, thermodynamics, compressible flow.
This book gives an introduction to the basics of aerothermodynamics, as applied in particular to winged re-entry vehicles and airbreathing cruise and acceleration vehicles.
Beginning with a broad vehicle classification and a discussion of the flight environment, Basics of Aero-thermodynamics focuses on flight in the earth's atmosphere at speeds.
Hypersonic Low-Density Aerothermodynamics of Orion-Like Exploration Vehicle with an emphasis to analyze the influence of operation altitude on the flow-field patterns.
This book is. This successful book gives an introduction to the basics of aerothermodynamics, as applied in particular to winged re-entry vehicles and airbreathing hypersonic cruise and acceleration vehicles. The book gives a review of the issues of transport of momentum, energy and mass, real-gas effects as well as inviscid and viscous flow phenomena.
W.H. Mason Hypersonic Aerodynamics 7/31/16 ( 2) where θ is the angle between the flow vector and the surface.
Thus you only need to know the geometry of the body locally to estimate the local surface pressure. Ou, Min Yan, Li Huang, Wei Li, Shi-bin and Li, Lang-quan Detailed parametric investigations on drag and heat flux reduction induced by a combinational spike and opposing jet concept in hypersonic flows.
International Journal of Heat and Mass Transfer, Vol. p. CrossRef; Google Scholar. investigation of the flow effects and their structural answer during a hypersonic flight The other half, the radiation is basically optically thin, the molecular band radiation and other things. We needed to understand the flow field.
We did some pretty crude engineering calculations in order to get that flow field, but we were focused on getting to a numerical simulation of the subsonic region in particular. Now, in those days the.
In a hypersonic environment, the high kinetic energy of the oncoming flow causes the molecules in the flow to be thermally excited, leading to dissociation. In such a flow field, an aero-optical analysis that considers thermochemical nonequilibrium may be necessary to.
Characteristics of Hypersonic Vehicles As applied to hypersonic flows, the Newton model for calculating pressure on the exposed leading part of the body surface is widely used. p =2sin 2 θ, τ =0 In hypersonic flow, to define pressure and friction forces which are dependent on the coating materials and other global parameters.
INTRODUCTION “Aerothermodynamics couples the disciplines of aerodynamics and thermodynamics” (Gnoffo et al. ).The flow field for a vehicle that flies at hypersonic speeds is one in which high-temperature gas effects strongly influence the forces acting on the surface (the pressure and the skin friction) and the energy flux (the convective and the radiative heating).
The first step to model the plasma flow is to clarify the fluid governing equations. The hypersonic flow field can be obtained by solving the Navier-Stokes. required to ensure a successful hypersonic system design. While this analysis and design was conducted for a short hypersonic flight environment, the same process is applicable to all systems experiencing aerothermal heating.
The primary steps in aerothermal analysis and design include A. System requirements definition. hypersonic airbreathing propulsion can bring to manned and unmanned air and space flight. The next step must be the synthesis of these point designs into an engine technology capable of driving a vehicle from zero velocity at takeoff to some mission-dependent upper limit.
the flow field so temperature decreases along the body as seen in the fig Fig Temperature profile of without spike at 50 bar aerothermodynamics of spiked hypersonic vehicles .Zonglin Jiang and Yunfeng Liu and Guilai Han, A new concept of.
Get this from a library. Theoretical investigation of non-equilibrium chemistry and optical radiation in hypersonic flow fields. [Ellis E Whiting; Ames Research Center.]. Define aerothermodynamics. aerothermodynamics synonyms, aerothermodynamics pronunciation, aerothermodynamics translation, English dictionary definition of aerothermodynamics.
"Velocity slip and temperature jump in hypersonic aerothermodynamics," Journal of Thermophysics and Heat Transfer, vol. Critical Review of Fluid Flow .In spite of the decades of research into hypersonic. flow; there are still many challenges to analyzing and designing high-speed vehicles.
Recent events such as the Columbia accident are clear evidence that there are still “unknown unknowns” in the field of hypersonic flight that adequately predict.Aerodynamics, from Greek ἀήρ aero (air) + δυναμική (dynamics), is the study of motion of air, particularly as interaction with a solid object, such as an airplane wing.
It is a sub-field of fluid dynamics and gas dynamics, and many aspects of aerodynamics theory are common to these term aerodynamics is often used synonymously with gas dynamics, the difference .