Results 91 to 100 of about 17,951 (234)

Study of small turbofan engines applicable to general-aviation aircraft [PDF]

open access: yes
The applicability of small turbofan engines to general aviation aircraft is discussed. The engine and engine/airplane performance, weight, size, and cost interrelationships are examined. The effects of specific engine noise constraints are evaluated. The
Alsworth, C. C.   +2 more
core   +1 more source

Multi-objective performance optimization of turbofan engine for test run

open access: yesXibei Gongye Daxue Xuebao
Turbofan engines are widely used in military and civilian aviation fields due to their high propulsion efficiency and low fuel consumption rate, and their performance directly affects the safety and stability of flight mission.
WEI Bofei   +6 more
doaj   +1 more source

Outdoor test stand performance of a convertible engine with variable inlet guide vanes for advanced rotorcraft propulsion [PDF]

open access: yes
A variable inlet guide van (VIGV) type convertible engine that could be used to power future high-speed rotorcraft was tested on an outdoor stand. The engine ran stably and smoothly in the turbofan, turboshaft, and dual (combined fan and shaft) power ...
Mcardle, Jack G.
core   +1 more source

Computational Mechanics for Turbofan Engine Blade Containment Testing: Fan Case Design and Blade Impact Dynamics by Finite Element Simulations

open access: yesAerospace
The harsh environment during airplane take-off and flights with complex operating conditions require a high dynamic and impact resistance capability of airplane engines.
Víctor Tuninetti, Héctor Sepúlveda
doaj   +1 more source

Effect of Steady-State Temperature Distortion on Inlet Flow to a High-Bypass-Ratio Turbofan Engine [PDF]

open access: yes
The effects of circumferential inlet temperature distortion on the flow characteristics between a distortion generator and a high bypass ratio turbofan engine and through its compression system were evaluated to support the effort to generate analytical ...
Mehalic, C. M.   +2 more
core   +1 more source

Advanced subsonic transport propulsion [PDF]

open access: yes
A brief review of the current NASA Energy Efficient Engine (E(3)) Project is presented. Included in this review are the factors that influenced the design of these turbofan engines and the advanced technology incorporated in them to reduce fuel ...
Chamberlain, R.   +4 more
core   +1 more source

The economic impact of drag in general aviation [PDF]

open access: yes
General aviation aircraft fuel consumption and operating costs are closely linked to drag reduction methods. Improvements in airplane drag are envisioned for new models; their effects will be in the 5 to 10% range.
Neal, R. D.
core   +1 more source

On Intercooled Turbofan Engines [PDF]

open access: yes, 2013
Kyprianidis, Konstantinos   +2 more
openaire   +2 more sources

Computation of three-dimensional flow in turbofan mixers and comparison with experimental data [PDF]

open access: yes
A three dimensional, viscous computer code was used to calculate the mixing downstream of a typical turbofan mixer geometry. Experimental data obtained using pressure and temperature rakes at the lobe and nozzle exit stations were used to validate the ...
Anderson, B. H.   +2 more
core   +1 more source

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