Results 51 to 60 of about 71,876 (215)
Design and Characteristic Analysis of an Axial Flux High-Temperature Superconducting Motor for Aircraft Propulsion. [PDF]
Materials (Basel), 2023 Lee JY, Nam GD, Yu IK, Park M.
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Future Air Force aircraft propulsion control systems: The extended summary paper [PDF]
Hydromechanical control technology simply cannot compete against the performance benefits offered by electronics. Future military aircraft propulsion control systems will be full authority, digital electronic, microprocessor base systems.
Skira, C. A.
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Directions in propulsion control [PDF]
Discussed here is research at NASA Lewis in the area of propulsion controls as driven by trends in advanced aircraft. The objective of the Lewis program is to develop the technology for advanced reliable propulsion control systems and to integrate the ...
Lorenzo, Carl F.
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Heat transfer in aerospace propulsion [PDF]
Presented is an overview of heat transfer related research in support of aerospace propulsion, particularly as seen from the perspective of the NASA Lewis Research Center.
Gladden, Herbert J. +2 more
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Investigation of porous surface on second mode in hypersonic boundary layer
AIP AdvancesThe second mode is the main instability factor in hypersonic flow and shows the characteristics of acoustic disturbance. The stabilization effect of a porous surface on the second mode in a hypersonic boundary layer is studied according to the acoustic ...
Jiaji Yang, Xinjie Qiu, Zhongyang Qi
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Overview of high performance aircraft propulsion research [PDF]
The overall scope of the NASA Lewis High Performance Aircraft Propulsion Research Program is presented. High performance fighter aircraft of interest include supersonic flights with such capabilities as short take off and vertical landing (STOVL) and/or ...
Biesiadny, Thomas J.
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HydrogenHydrogen propulsion technologies are emerging as a key enabler for decarbonizing the aviation sector, especially for regional commercial aircraft. The evolution of aircraft propulsion technologies in recent years raises the question of the feasibility of
Daisan Gopalasingam +2 more
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A Nonlinear Propulsion System Simulation Technique for Piloted Simulators [PDF]
In the past, propulsion system simulations used in flight simulators have been extremely simple. This resulted in a loss of simulation realism since significant engine and aircraft interactions were neglected and important internal engine parameters were
Mihaloew, J. R.
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A real time Pegasus propulsion system model for VSTOL piloted simulation evaluation [PDF]
A real time propulsion system modeling technique suitable for use in man-in-the-loop simulator studies was developd. This technique provides the system accuracy, stability, and transient response required for integrated aircraft and propulsion control ...
Creekmore, R. +2 more
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Flight propulsion control integration for V/STOL aircraft [PDF]
The goal of the propulsion community is to have the enabling propulsion technologies in place to permit a low risk decision regarding the initiation of a research STOVL supersonic attack fighter aircraft in the mid-1990's.
Mihaloew, James R.
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