Results 141 to 150 of about 19,118 (298)
Diffusion Principles for Suppressing Turbojet Exhaust Noise
, 1959 J. A. Sobel
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Identification and dual adaptive control of a turbojet engine [PDF]
, 1981 Walter C. Merrill, GARY LELNINGER
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Industry Life Cycle and the Evolution of an Industry Network [PDF]
This paper addresses the problem of the general validity of models of the industry life cycle, which have been proposed to analyse the long-term evolution of many industries, exhibiting a typical pattern of shakeout.
Andrea Bonaccorsi, Paola Giuri
core
Pratt and Whitney Aircraft Nuclear JT-11 Turbojet Engine Performance with Advanced Nuclear System
, 1959 J. W. Larson
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Advanced hypersonic aircraft design [PDF]
The objective of this design project is to develop the hypersonic reconnaissance aircraft to replace the SR-71 and to complement existing intelligence gathering devices.
Blank, Hans-Joachim +7 more
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Applied SciencesIn connection with subsonic jet noise production, this study investigates acoustic noise reduction in micro turbojet engines by comparing ejector and chevron nozzle configurations to a baseline.
Alina Bogoi +5 more
doaj +1 more source
Multivariate Analysis, Retrieval, and Storage System (MARS). Volume 1: MARS System and Analysis Techniques [PDF]
A method for rapidly examining the probable applicability of weight estimating formulae to a specific aerospace vehicle design is presented. The Multivariate Analysis Retrieval and Storage System (MARS) is comprised of three computer programs which ...
Hague, D. S. +2 more
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Hypersonic airbreathing propulsion/airframe integration [PDF]
Recent interest in airbreathing hypersonic flight has centered around the need to develop advanced space launch systems which can reduce the cost of inserting payloads in orbit and make space more accessible.
Weidner, John P.
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Taking science to cholera in Bangladesh: the personal odyssey of Dr William B Greenough III and his colleagues. [PDF]
eGastroenterology, 2023 Greenough Iii WB +2 more
europepmc +1 more source
Turbine bypass engine: A new supersonic cruise propulsion concept [PDF]
Engine performance and mission studies were carried out for a single-spool Turbine Bypass Engine concept. Comparisons were made between the TBE, a conventional single-spool turbojet, and the Pratt & Whitney Variable Stream Control Engine.
Franciscus, L. C.
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