Results 51 to 60 of about 45,105 (356)

Factors influencing axial compressor stalls [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2017
The article describes the problem regarding stalls in axial compressors, which are widely used in the engines of large and very large transportation aircrafts.
Piotr LASKOWSKI
doaj   +1 more source

Active clearance control system for a turbomachine [PDF]

open access: yes, 1982
An axial compressor is provided with a cooling air manifold surrounding a portion of the shroud, and means for bleeding air from the compressor to the manifold for selectively flowing it in a modulating manner axially along the outer side of the stator ...
Coulson, C. E.   +2 more
core   +1 more source

Propagation of stall in a compressor blade row [PDF]

open access: yes, 1955
Recent experimental observations on compressors, in particular those of Rannie and Iura, have clarified some features of the phenomenon of stall propagation.
Marble, Frank E.
core   +1 more source

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

Topological optimization of the axial compressor blade of aircraft gas turbine engine

open access: yesАвіаційно-космічна техніка та технологія
The requirements for the efficiency, reliability, and environmental friendliness of technical systems in modern mechanical engineering are constantly increasing.
Maryna Pikul   +3 more
doaj   +1 more source

Understanding the Effect of Resistance Temperature Detector Temperature Controllers on Microstructural Alignment in Magnetic Freeze Casting

open access: yesAdvanced Engineering Materials, EarlyView.
The effect of temperature controllers that are commonly used in freeze‐casting is investigated in this work. Temperature controllers are observed to generate a voltage in the slurry. Microstructural alignment and ultimate compressive strength data show this voltage to interfere with the ability to align the microstructure using magnetic fields ...
Maddie A. Schmitz, Steven E. Naleway
wiley   +1 more source

A comprehensive review of numerical and experimental techniques for enhancing axial flow compressor performance under various flow conditions

open access: yesCogent Engineering
The fan, compressors and turbines are the main rotating components of a modern aircraft turbofan engine. The stable and safe performance of the propulsion system always depends on the inlet and engine compatibility.
Vishwaretha K. R.   +3 more
doaj   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Axial-flow compressor analysis under distorted phenomena at transonic flow conditions

open access: yesCogent Engineering, 2018
Today, the turbomachinery engineering plays a vital role in the field of air breathing propulsion, most importantly the components like compressor, turbine and its possible numerical strategies to improve the overall efficiency especially in the ...
G Srinivas   +2 more
doaj   +1 more source

Stability management of high speed axial flow compressor stage through axial extensions of bend skewed casing treatment

open access: yesPropulsion and Power Research, 2016
This paper presents the experimental results to understand the performance of moderately loaded high speed single stage transonic axial flow compressor subjected to various configurations of axial extensions of bend skewed casing treatment with moderate ...
DilipkumarBhanudasji Alone   +6 more
doaj   +1 more source

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