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Search without synonyms: title: 35th Aerospace Sciences Meeting and Exhibit

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LiveView3D: Real Time Data Visualization for the Aerospace Testing Environment

Schwartz, Richard J. / Fleming, Gary A. | NTRS | 2006

This paper addresses LiveView3D, a software package and associated data visualization system for use in the aerospace testing environment ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Fluid Mechanics And Thermodynamics

Multidisciplinary High-Fidelity Analysis and Optimization of Aerospace Vehicles

Walsh, J. L. / Weston, R. P. / Samareh, J. A. et al. | NTRS | 2000

multidisciplinary shape and sizing optimization of a complete aerospace vehicle configuration by using high-fidelity finite-element structural analysis and ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Systems Analysis And Operations Research

Status on Updated NASA Standard: "Terrestrial Environment (Climatic) Criteria Handbook for Use in Aerospace Vehicle Development"

Johnson, Dale L. / Vaughan, William W. / Keller, Vernon W. | NTRS | 2003

. This handbook covers the primary terrestrial environment factors with which the design and operation of an aerospace vehicle is concerned. It ...

Publisher: NASA National Aeronautics and Space Administration

RANS and DES Computations for a Wing with Ice Accretion

Mogili, P. / Thompson, D. S. / Choo, Y. et al. | NTRS | 2005

effects. The AVUS code, a public domain flow solver, was employed to compute solutions for an iced wing configuration using DES and steady ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Fluid Mechanics And Thermodynamics

CARS Temperature and Species Concentration Measurements in a Supersonic Combustor with Normal Injection

Tedder, S. A. / OByrne, S. / Danehy, P. M. et al. | NTRS | 2005

between this 90 degree angle fuel injection case and a 30 degree fuel injection case previously presented at the 2004 Reno AIAA Meeting. ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Inorganic, Organic And Physical Chemistry

Local and Total Density Measurements in Ice Shapes

Vargas, Mario / Broughton, Howard / Sims, James J. et al. | NTRS | 2005

Preliminary measurements of local and total densities inside ice shapes were obtained from ice shapes grown in the NASA Glenn Research ...

Publisher: NASA National Aeronautics and Space Administration

Modeling Scramjet Flows with Variable Turbulent Prandtl and Schmidt Numbers

Xiao, X. / Hassan, H. A. / Baurle, R. A. | NTRS | 2006

A complete turbulence model, where the turbulent Prandtl and Schmidt numbers are calculated as part of the solution and where averages ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Aircraft Propulsion And Power

Propagation Effects of Wind and Temperature on Acoustic Ground Contour Levels

Heath, Stephanie L. / McAninch, Gerry L. | NTRS | 2006

Propagation characteristics for varying wind and temperature atmospheric conditions are identified using physically-limiting propagation ...

Publisher: NASA National Aeronautics and Space Administration

Aerial Explorers

Young, Larry A. / Pisanich, Greg / Ippolito, Corey | NTRS | 2005

scenarios were developed in simulation and evaluated on success in meeting mission goals. This aerial explorer mission architecture study is unique ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Lunar And Planetary Science And Exploration

A Generic Guidance and Control Structure for Six-Degree-of-Freedom Conceptual Aircraft Design

Cotting, M. Christopher / Cox, Timothy H. | NTRS | 2005

A control system framework is presented for both real-time and batch six-degree-of-freedom simulation. This framework allows stabilization ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Cybernetics, Artificial Intelligence And Robotics

Recent NASA Research on Aerodynamic Modeling of Post-Stall and Spin Dynamics of Large Transport Airplanes

Murch, Austin M. / Foster, John V. | NTRS | 2007

transport airplanes. The research approach involved integrating dynamic wind tunnel data from rotary balance and forced oscillation testing with ...

Publisher: NASA National Aeronautics and Space Administration

Preliminary Dynamic Feasibility and Analysis of a Spherical, Wind-Driven (Tumbleweed), Martian Rover

Flick, John J. / Toniolo, Matthew D. | NTRS | 2005

The process and findings are presented from a preliminary feasibility study examining the dynamics characteristics of a spherical wind ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Lunar And Planetary Science And Exploration

Numerical Modeling of Pulse Detonation Rocket Engine Gasdynamics and Performance

NTRS | 2003

This paper presents viewgraphs on the numerical modeling of pulse detonation rocket engines (PDRE), with an emphasis on the Gasdynamics and ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Fluid Mechanics And Thermodynamics

Navier-Stokes Computations of Longitudinal Forces and Moments for a Blended Wing Body

Pao, S. Paul / Biedron, Robert T. / Park, Michael A. et al. | NTRS | 2004

The object of this paper is to investigate the feasibility of applying CFD methods to aerodynamic analyses for aircraft stability and ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Fluid Mechanics And Thermodynamics

Compressibility and Leading-Edge Bluntness Effects for a 65 Deg Delta Wing

Luckring, J. M. | NTRS | 2004

120 million at subsonic and transonic speeds. The configuration incorporated a systematic variation of the leading edge bluntness. The ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Aircraft Design, Testing And Performance

Design and Testing of a Blended Wing Body With Boundary Layer Ingestion Nacelles at High Reynolds Numbers

Campbell, Richard L. / Carter, Melissa B. / Pendergraft, Odis C., Jr. et al. | NTRS | 2005

reduced the time required to achieve a successful design for each nacelle and the elevon between them. A wind tunnel model was built with ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Aircraft Design, Testing And Performance

A Quantitative Comparison of Leading-edge Vortices in Incompressible and Supersonic Flows

Wang, F. Y. / Milanovic, I. M. / Zaman, K. B. M. Q. | NTRS | 2002

such vortices in incompressible and supersonic flows. The incompressible flow data are obtained in experiments conducted in a low-speed wind ...

Publisher: NASA National Aeronautics and Space Administration

Wind Tunnel Measurements and Calculations of Aerodynamic Interactions Between Tiltrotor Aircraft

Johnson, Wayne / Yamauchi, Gloria K. / Derby, Michael R. et al. | NTRS | 2002

Wind tunnel measurements and calculations of the aerodynamic interactions between two tiltrotor aircraft in helicopter mode are presented ...

Publisher: NASA National Aeronautics and Space Administration

Preliminary Thermal-Mechanical Sizing of Metallic TPS: Process Development and Sensitivity Studies

Poteet, Carl C. / Abu-Khajeel, Hasan / Hsu, Su-Yuen | NTRS | 2002

The purpose of this research was to perform sensitivity studies and develop a process to perform thermal and structural analysis and sizing ...

Publisher: NASA National Aeronautics and Space Administration

Constraint Force Equation Methodology for Modeling Multi-Body Stage Separation Dynamics

Toniolo, Matthew D. / Tartabini, Paul V. / Pamadi, Bandu N. et al. | NTRS | 2008

constraint force methodology and its implementation into the Program to Optimize Simulated Trajectories II (POST2), a widely used trajectory design ...

Publisher: NASA National Aeronautics and Space Administration

Keywords: Fluid Mechanics And Thermodynamics