Synonyme wurden verwendet für: Meeting
Suche ohne Synonyme: title: 42nd AIAA 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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    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 ...
    Verlag: NASA National Aeronautics and Space Administration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    The 2003 Goddard Rocket Replica Project: A Reconstruction of the World's First Functional Liquid Rocket System

    R. A. Farr / S. K. Elam / G.D. Hicks et al. | NTRS | 2003
    workings of the 1926 rocket for exhibit and educational use, creating a vital resource for researchers studying the evolution of liquid rocketry ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    Lifted Partially Premixed Flames in Microgravity

    Lock, Andrew J. / Ganguly, Ranjan / Puri, Ishwar K. et al. | NTRS | 2004
    Lifted Double and Triple flames are established in the UIC-NASA Partially Premixed microgravity rig. The flames examined in this paper are ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Inorganic, Organic And Physical Chemistry

    Evaluation of the Space Shuttle Transatlantic Abort Landing Atmospheric Sounding System

    Leahy, Frank B. | NTRS | 2004
    This paper describes a study that was conducted to determine the quality of thermodynamic and wind data measured by the Space Shuttle ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Space Transportation And Safety

    Paschen Considerations for High Altitude Airships

    Ferguson, D. C. / Hillard, G. B. | NTRS | 2004
    , and high efficiency power management and distribution systems must be employed. The needs for high power and high efficiency imply high ...
    Verlag: NASA National Aeronautics and Space Administration

    Measuring Wall Interference Correction Accuracy: An Overview of the NTF Program (Invited)

    Walker, Eric L. | NTRS | 2004
    Transonic Facility (NTF). The correction capability includes both solid and horizontally slotted test section configurations. A study is underway to ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Research And Support Facilities (Air)

    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. ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Inorganic, Organic And Physical Chemistry

    Implementation of Premixed Equilibrium Chemistry Capability in OVERFLOW

    Olsen, Mike E. / Liu, Yen / Vinokur, M. et al. | NTRS | 2004
    widely used to predict transonic flowfields. The implementation builds on the computational efficiency and geometric generality of the solver. ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Development and Testing of a Drogue Parachute System for X-37 ALTV/B-52H Separation

    Whitmore, Stephen A. / Cobleigh, Brent R. / Jacobson, Steven R. et al. | NTRS | 2004
    Multiple scenarios were identified in which the X-37 approach and landing test vehicle (ALTV) catastrophically recontacts the B-52H carrier ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Launch Vehicles And Launch Operations

    Unsteady Validation of a Mean Flow Boundary Condition for Computational Aeroacoustics

    Hixon, R. / Zhen, F. / Nallasamy, M. et al. | NTRS | 2004
    Verlag: NASA National Aeronautics and Space Administration

    Comparison of Numerical Schemes for a Realistic Computational Aeroacoustics Benchmark Problem

    Hixon, R. / Wu, J. / Nallasamy, M. et al. | NTRS | 2004
    both the mean flow and the unsteady waves are simultaneously computed on a fully curvilinear grid from a commercial grid generator. The ...
    Verlag: NASA National Aeronautics and Space Administration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration

    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 ...
    Verlag: 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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Propulsion And Power

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Cybernetics, Artificial Intelligence And Robotics

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    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 ...
    Verlag: 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 ...
    Verlag: NASA National Aeronautics and Space Administration

    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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    ISS ECLSS Technology Evolution for Exploration

    Carrasquillo, Robyn | NTRS | 2005
    regenerative oxygen generation and water early 1990's. While they are generally meeting, or exceeding requirements for supporting the ISS crew, lessons ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Man/System Technology And Life Support

    CFD Support for STS-107 Ascent Investigation

    Rogers, Stuart E. / Gomez, Reynaldo J. / Vicker, Darby et al. | NTRS | 2004
    The research described in this viewgraph presentation investigates the ascent of STS-107 and foam-debris impact, and contributes to ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Aerodynamics of Trans-Atmospheric Vehicles: A Non-Dimensional Approach

    Ustinov, Eugene A. | NTRS | 2006
    level. As an example of application of this approach, a simple analytic model of the flight dynamics is considered for the powered boost and non ...
    Verlag: NASA National Aeronautics and Space Administration

    Statistical Analysis of CFD Solutions from the Drag Prediction Workshop

    Hemsch, Michael J. | NTRS | 2002
    CFD codes. The solutions were obtained by a variety of code developers and users for the June 2001 Drag Prediction Workshop sponsored by the ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    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 ...
    Verlag: 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 ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Autonomous Soaring for Improved Endurance of a Small Uninhabited Air Vehicle

    Allen, Michael J. | NTRS | 2005
    atmosphere called thermals or updrafts. Glider pilots and birds commonly use updrafts to improve range, endurance, or cross-country speed. This ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Characterization of the Space Shuttle Ascent Debris using CFD Methods

    Murman, Scott M. / Aftosmis, Michael J. / Rogers, Stuart E. | NTRS | 2005
    , a transport analysis was initiated to determine a credible flight path and impact velocity for the piece of debris. This debris transport ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Recent Improvements in Semi-Span Testing at the National Transonic Facility (Invited)

    Gatlin, Gregory M. / Tomek, William G. / Payne, Francis M. et al. | NTRS | 2006
    longitudinal aerodynamic studies at subsonic takeoff and landing conditions across a range of Reynolds numbers from that available in conventional wind ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    A Generic Inner-Loop Control Law Structure for Six-Degree-of-Freedom Conceptual Aircraft Design

    Cox, Timothy H. / Cotting, Christopher | NTRS | 2005
    A generic control system framework for both real-time and batch six-degree-of-freedom (6-DOF) simulations is presented. This framework uses ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Cybernetics, Artificial Intelligence And Robotics

    Assessment of the Unstructured Grid Software TetrUSS for Drag Prediction of the DLR-F4 Configuration

    Pirzadeh, Shahyar Z. / Frink, Neal T. | NTRS | 2002
    configuration. The paper briefly describes the underlying methodology and summarizes the results obtained on the DLR-F4 transport configuration recently ...
    Verlag: NASA National Aeronautics and Space Administration

    New Air-Launched Small Missile (ALSM) Flight Testbed for Hypersonic Systems

    Bui, Trong T. / Lux, David P. / Stenger, Mike et al. | NTRS | 2006
    conceived to help address the lack of quick-turnaround and cost-effective hypersonic flight research capabilities. The Phoenix ALSM testbed results ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    Topologically Derived Separation Conditions for Two- and Three-Dimensional Laminar Flows

    Tobak, Murray / Davis, Sanford S. | NTRS | 1996
    Topological concepts are used to derive separation conditions for two- and three-dimensional laminar flows. The result for two-dimensional ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    An Overview of Wind-Driven Rovers for Planetary Exploration

    Hajos, Gregory A. / Jones, Jack A. / Behar, Alberto et al. | NTRS | 2005
    propulsion is the use of wind power. Recent studies have shown potential for wind driven craft for exploration of Mars, Titan and Venus. The power of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Using Wind Driven Tumbleweed Rovers to Explore Martian Gully Features

    Antol, Jeffrey / Woodard, Stanley E. / Hajos, Gregory A. et al. | NTRS | 2005
    Gully features have been observed on the slopes of numerous Martian crater walls, valleys, pits, and graben. Several mechanisms for gully ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

      Using Wind Driven Tumbleweed Rovers to Explore Martian Gully Features

      Antol, Jeffrey / Woodard, Stanley E. / Hajos, Gregory A. et al. | NTRS | 2004
      Gully features have been observed on the slopes of numerous Martian crater walls, valleys, pits, and graben. Several mechanisms for gully ...
      Verlag: NASA National Aeronautics and Space Administration
      Schlagwörter: Lunar And Planetary Science And Exploration

    Lunar Contour Crafting: A Novel Technique for ISRU-Based Habitat Development

    Khoshnevis, Behrokh / Bodiford, Melanie P. / Burks, Kevin H. et al. | NTRS | 2004
    shielding/crew protection, hinges on the development of Lunar structures, preferably in advance of a manned landing, and preferably utilizing in ...
    Verlag: NASA National Aeronautics and Space Administration

      Lunar Contour Crafting: A Novel Technique for ISRU-Based Habitat Development

      Khoshnevis, Behrokh / Bodiford, Melanie P. / Burks, Kevin H. et al. | NTRS | 2005
      1. Habitat Structures at MSFC is one element of the In-Situ Fabrication and Repair (ISFR) Program: ISFR develops technologies for ...
      Verlag: NASA National Aeronautics and Space Administration
      Schlagwörter: Spacecraft Design, Testing And Performance

    State Estimation of Main Rotor Flap and Lead-Lag Using Accelerometers and Laser Transducers on the RASCAL UH-60 Helicopter

    Fletcher, Jay W. / Chen, Robert T. N. / Strasilla, Eric et al. | NTRS | 1995
    Modern rotorcraft flight control system designs which promise to yield high vehicle response bandwidth and good gust rejection can benefit ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Application of a Real-Fluid Turbomachinery Analysis to Rocket Turbopump Geometries

    Dorney, Daniel J. / Sondak, Douglas L. / Marcu, Bogdan | NTRS | 2005
    both incompressible and compressible flow fields. In this study, the code has been applied to the analysis of inducer and impeller geometries ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Lessons Learned in the High-Speed Aerodynamic Research Programs of the NACA/NASA

    Spearman, M. Leroy | NTRS | 2004
    compressed and there are changes in the density, pressure and temperature of the air. These compressibility effects change the aerodynamic ...
    Verlag: NASA National Aeronautics and Space Administration

    Airborne Shaped Sonic Boom Demonstration Pressure Measurements with Computational Fluid Dynamics Comparisons

    Haering, Edward A., Jr. / Murray, James E. / Purifoy, Dana D. et al. | NTRS | 2005
    of the shaped sonic boom and to validate computational fluid dynamics codes, airborne measurements were taken of the pressure signatures in ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Analysis of Flow Angularity Repeatability Tests in the NTF

    Hemsch, Michael J. | NTRS | 2006
    consistency and to characterize the results for prediction of angle-of-attack uncertainty for customer tests. A procedure for quality assurance for ...
    Verlag: NASA National Aeronautics and Space Administration

    Aerothermal Effects of Cavities and Protuberances for High-Speed Sample Return Capsules

    Olynick, David / Kontinos, Dean / Arnold, James O. | NTRS | 1998
    , and Mars Sample Return, are under development that employ sample return as a prime component of the mission architecture. Respectively, these ...
    Verlag: NASA National Aeronautics and Space Administration

    Implementation of Flow Tripping Capability in the USM3D Unstructured Flow Solver

    Pandya, Mohagna J. / Abdol-Harrid, Khaled S. / Campbell, Richard L. et al. | NTRS | 2006
    normal to a specified surface trip region and computing a function based on the mean flow solution to specify the modified profile of the ...
    Verlag: NASA National Aeronautics and Space Administration

    Wind Tunnel Tests of Evolved Mars Tumbleweed Concepts

    Antol, Jeffrey / Harris, Steven B. / Hajos, Gregory A. et al. | NTRS | 2006
    Verlag: NASA National Aeronautics and Space Administration