21–40 of 100 hits
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    NASA research in aircraft propulsion

    Beheim, M. A. | NTRS | 1982
    A broad overview of the scope of research presently being supported by NASA in aircraft propulsion is presented with emphasis on Lewis ...
    Keywords: Aircraft Propulsion And Power

      NASA research in aircraft propulsion

      Beheim, M. A. | NTRS | 1982
      Keywords: Aircraft Propulsion And Power

    Fiberoptics for propulsion control system

    Baumbick, R. J. | NTRS | 1984
    , connectors, etc. will be subjected to high temperature and vibrations. This paper discussed the use of fiberoptics in aircraft propulsion systems ...

    Misconceptions of Electric Propulsion Aircraft and Their Emergent Aviation Markets

    Moore, Mark D. / Fredericks, Bill | NTRS | 2014
    Green House Gas emissions. Integration of electric propulsion will involve far greater degrees of distribution than existing propulsion ...

    Propulsion system for research VTOL transports

    Gertsma, L. W. / Zigan, S. | NTRS | 1973
    propulsion system specifications and components developed by the engine study contractor are presented and described; and methods for using the lift ...
    Keywords: Propulsion Systems

      Propulsion system for research VTOL transports.

      Gertsma, L. W. / Zigan, S. | NTRS | 1973
      reviewed, the propulsion system specifications and components developed by the engine study contractor are presented and described, and methods ...
      Keywords: Propulsion Systems

    Distributed Turboelectric Propulsion for Hybrid Wing Body Aircraft

    Kim, Hyun Dae / Brown, Gerald V. / Felder, James L. | NTRS | 2008
    conventional engines. The power to drive these electric fans is generated by two remotely located gas-turbine-driven superconducting generators. This ...
    Keywords: Aircraft Propulsion And Power

    Dynamic Temperature and Pressure Measurements in the Core of a Propulsion Engine

    Schuster, Bill / Gordon, Grant / Hultgren, Lennart S. | NTRS | 2015
    Dynamic temperature and pressure measurements were made in the core of a TECH977 propulsion engine as part of a NASA funded investigation ...

    NASA aeropropulsion research in support of propulsion systems of the 21st century

    Ziemianski, Joseph A. / Willis, Edward A. | NTRS | 1991
    A review is given of the NASA's ongoing and planned research and technology programs leading to advanced air breathing propulsion systems ...

    Overview 1993: Chemical propulsion at CSTAR

    Knuth, William H. | NTRS | 1993
    working fluid and coolant in common. Oxygen is used as a turbine drive gas, tank pressurant and as a cooling medium for combustion devices. CSTAR ...

    Advanced technology payoffs for future rotorcraft, commuter aircraft, cruise missile, and APU propulsion systems

    Turk, M. A. / Zeiner, P. K. | NTRS | 1986
    In connection with the significant advances made regarding the performance of larger gas turbines, challenges arise concerning the ...

    Oil-Free Rotor Support Technologies for an Optimized Helicopter Propulsion System

    DellaCorte, Christopher / Bruckner, Robert J. | NTRS | 2007
    An optimized rotorcraft propulsion system incorporating a foil air bearing supported Oil-Free engine coupled to a high power density ...
    Keywords: Aircraft Propulsion And Power

    Pilot Injector Redesign to Reduce N+3 Cycle Emissions for a Gas-Turbine Combustor

    Ajmani, Kumud / Lee, Phil / Chang, Clarence et al. | NTRS | 2019
    Keywords: Aircraft Propulsion And Power

    A review of NASA's propulsion programs for aviation

    Stewart, W. L. / Johnson, H. W. / Weber, R. J. | NTRS | 1978
    engines and small gas turbines); (4) powered lift aircraft (advanced turbofans); and (5) advanced rotorcraft. ...
    Keywords: Aircraft Propulsion And Power

    CFD Predictions of N+3 Cycle Emissions for a Three-Cup Gas-Turbine Combustor

    Ajmani, Kumud / Lee, Phil / Mongia, Hukam et al. | NTRS | 2018
    Keywords: Aircraft Propulsion And Power

    A review of NASA's propulsion programs for civil aviation

    Stewart, W. L. / Johnson, H. W. / Weber, R. J. | NTRS | 1978
    small gas turbines), (4) powered-lift aircraft (advanced turbofans), and (5) advanced rotorcraft. These programs reflect the opportunities still ...
    Keywords: Aircraft Propulsion And Power

    Integrated CFD modeling of gas turbine combustors

    Fuller, E. J. / Smith, C. E. | NTRS | 1993
    3D, curvilinear, multi-domain CFD analysis is becoming a valuable tool in gas turbine combustor design. Used as a supplement to ...
    Keywords: Aircraft Propulsion And Power

    Selection of a pump-fed propulsion system for planetary exploration missions

    Auslander, T. W. / Estey, P. N. / Boretz, J. E. | NTRS | 1981
    , including two battery powered and two gas generator driven systems, were considered. Complete propulsion system schematics were developed, including ...
    Keywords: Spacecraft Propulsion And Power

    NASA's Role in Gas Turbine Technology Development: Accelerating Technical Progress via Collaboration Between Academia, Industry, and Government Agencies

    Suder, Kenneth L. | NTRS | 2019
    future turbine engine-based propulsion systems? If so, what is NASA’s unique role to justify NASA’s investment? To address this topic, we will ...

    Thin-film sensors for space propulsion technology: Fabrication and preparation for testing

    Kim, Walter S. / Hepp, Aloysius F. | NTRS | 1989
    . Established aircraft engine gas turbine technology is currently being adapted to turbine engine blade materials and the environment encountered in the ...
    Keywords: Spacecraft Propulsion And Power

    Small gas turbine combustor study: Combustor liner evaluation

    Norgren, C. T. / Riddlebaugh, S. M. | NTRS | 1983
    Keywords: Aircraft Propulsion And Power

    Low thrust chemical propulsion for orbit transfer of large space structures

    Shoji, J. M. | NTRS | 1981
    turbine drives (gas generator, expander, and staged-combustion cycles), turboalternator/electric motor pump drive, and fuel-cell/electric motor ...
    Keywords: Spacecraft Propulsion And Power