Results 91 to 100 of about 39,508 (260)

Effects of inlet treatment location and treatment cavity depth on compressor noise [PDF]

open access: yes
The ability of acoustic liners to reduce compressor noise inside and in front of an inlet was studied. An axial flow research compressor and a specially designed inlet were used inside an anechoic chamber.
Clark, L. R.
core   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Determination of compressor in-stall characteristics from engine surge transients [PDF]

open access: yes
A technique for extracting the in-stall pumping characteristics for an axial flow compressor operating in an engine system environment is developed. The technique utilizes a Hybrid computer simulation of the compressor momentum equation into which actual
Chiaramonte, F. P.   +2 more
core   +1 more source

Potential of power recovery of a subsonic axial fan in windmilling operation [PDF]

open access: yes, 2013
During the last decades, efforts to find efficient green energy solutions have been widely increased in response to environmental concerns. Among all renewable energies, this paper is focused on wind power generation. To this end, a windmilling axial fan
Binder, Nicolas   +3 more
core  

A Topology Optimization Framework for the Inverse Design of Nonlinear Mechanical Metamaterials

open access: yesAdvanced Engineering Materials, EarlyView.
This work uses topology optimization to design unit cells for mechanical metamaterials with a prescribed nonlinear stress–strain response. The framework adds contact and postbuckling modeling to synthesize microstructures for three highly nonlinear responses, including pseudoductile behavior, monostable with snap‐through buckling, and bistable ...
Charlie Aveline   +2 more
wiley   +1 more source

Preliminary compressor design study for an advanced multistage axial flow compressor [PDF]

open access: yes
An optimum, axial flow, high pressure ratio compressor for a turbofan engine was defined for commercial subsonic transport service starting in the late 1980's.
Marchant, R. D., Marman, H. V.
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Simulation of Casing Treatments of a Transonic Compressor Stage

open access: yesInternational Journal of Rotating Machinery, 2008
This article presents the study of casing treatments on an axial compressor stage for improving stability and enhancing stall margin. So far, many simulations of casing treatments on single rotor or rotor-stator configurations were performed.
M. Hembera, H.-P. Kau, E. Johann
doaj   +1 more source

TURBOSHAFT ENGINE THERMOGASDYNAMIC PARAMETERS CALCULATION METHOD BASED ON BLADE-TO BLADE DESCRIPTION OF TURBOMASHINES. PART II. STAGE AND MULTISTAGE COMPRESSORS PARAMETERS DETERMINATION

open access: yesАвіаційно-космічна техніка та технологія, 2019
Gas Turbine Engine (GTE) operating characteristics such as thrust (or power), specific fuel consumption and other cycle parameters on different regimes, can be determined by engine modeling and applying correspondent calculation method.
Людмила Георгиевна Бойко   +2 more
doaj   +1 more source

Stage-by-Stage and Parallel Flow Path Compressor Modeling for a Variable Cycle Engine [PDF]

open access: yes
This paper covers the development of stage-by-stage and parallel flow path compressor modeling approaches for a Variable Cycle Engine. The stage-by-stage compressor modeling approach is an extension of a technique for lumped volume dynamics and ...
Cheng, Larry   +2 more
core   +1 more source

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