Results 71 to 80 of about 9,981 (232)

Computational methods for internal flows with emphasis on turbomachinery [PDF]

Current computational methods for analyzing flows in turbomachinery and other related internal propulsion components are presented. The methods are divided into two classes. The inviscid methods deal specifically with turbomachinery applications. Viscous
Mcnally, W. D., Sockol, P. M.
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Supersonic through-flow fan assessment [PDF]

A study was conducted to assess the performance potential of a supersonic through-flow fan engine for supersonic cruise aircraft. It included a mean-line analysis of fans designed to operate with in-flow velocities ranging from subsonic to high ...
Champagne, G. A., Kepler, C. E.
core   +1 more source

Optimization of a Centrifugal Compressor Using the Design of Experiment Technique [PDF]

, 2019
Centrifugal compressor performance is affected by many parameters, optimization of which can lead to superior designs. Recognizing the most important parameters affecting performance helps to reduce the optimization process cost.
Aungier, Mason, Mojaddam
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Bibliography on aerodynamics of airframe/engine integration of high-speed turbine-powered aircraft, volume 1 [PDF]

This bibliography was developed as a first step in the preparation of a monograph on the subject of the aerodynamics of airframe/engine integration of high speed turbine powered aircraft.
Nichols, M. R.
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Investigation of Unsteady Flow Interactions in a Transonic High Pressure Turbine Using Nonlinear Harmonic Method

Energies, 2018
The performance of a transonic high pressure turbine is mainly influenced by the unsteady interactions associated with the passing blades. In this paper, the unsteady flow interactions in a transonic turbine have been numerically investigated using the ...
Muhammad Afzaal Asghar, Yangwei Liu, Jiahuan Cui, Lipeng Lu   +3 more
doaj   +1 more source

Aeronautical engineering: A continuing bibliography, supplement 122 [PDF]

This bibliography lists 303 reports, articles, and other documents introduced into the NASA scientific and technical information system in April ...

core   +1 more source

Coupled Effect of Expansion Ratio and Blade Loading on the Aerodynamics of a High-Pressure Gas Turbine

Applied Sciences, 2017
The need of a continuous improvement in gas turbine efficiency for propulsion and power generation, as well as the more demanding operating conditions and power control required to these machines, still ask for great efforts in the design and analysis of
Paolo Gaetani, Giacomo Persico, Andrea Spinelli   +2 more
doaj   +1 more source

Aeronautical Engineering. A continuing bibliography with indexes, supplement 156 [PDF]

This bibliography lists 288 reports, articles and other documents introduced into the NASA scientific and technical information system in December ...

core   +1 more source

Energy efficient engine: Low-pressure turbine subsonic cascade component development and integration program [PDF]

A subsonic cascade test program was conducted to provide technical data for optimizing the blade and vane airfoil designs for the Energy Efficient Engine Low-Pressure Turbine component. The program consisted of three parts.
Knudsen, L. K., Kopper, F. C., Sharma, O. P., Yustinich, J. B.   +3 more
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Transonic cascade flow calculations using non-periodic C-type grids [PDF]

A new kind of C-type grid is proposed for turbomachinery flow calculations. This grid is nonperiodic on the wake and results in minimum skewness for cascades with high turning and large camber.
Arnone, Andrea, Liou, Meng-Sing, Povinelli, Louis A.   +2 more
core   +1 more source