Results 21 to 30 of about 1,725,095 (289)

Influence of Ellipsoidal Dimple Column Number on Performance of Highly-loaded Compressor Cascade [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
The impact of the column number of ellipsoidal dimples on a highly-loaded compressor cascade (NACA65-K48) under design conditions was investigated by using a numerical simulation method.
H. W. Lu   +4 more
doaj   +1 more source

Toward the Utilization of 3D Blading in the Cantilevered Stator from Highly Loaded Compressors

open access: yesApplied Sciences, 2023
Three-dimensional blading is an efficient technique in compressor aerodynamic design, and its function mechanism in the cantilevered stator needs to be addressed. This paper focuses on the sweep and dihedral in the cantilevered stator and seeks to expose
Xiaobin Xu   +5 more
doaj   +1 more source

Global Visualization of Compressible Swept Convex-Corner Flow Using Pressure-Sensitive Paint

open access: yesAerospace, 2021
This study used pressure-sensitive paint (PSP) and determined the surface pressure distributions for a compressible swept convex-corner flow. The freestream Mach numbers were 0.64 and 0.83.
Kung-Ming Chung, Yi-Xuan Huang
doaj   +1 more source

Tiirbuient Boundary Layer Flow over S-Shaped Surface With Side W Parallel to the Stream [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2000
TurhukiU boimdarv layers over s-shaped surface atlacbed to a verfical side wall wereExperimeufally mvesfigafed. Measurements were performed over the s-shaped surfaceAt three distinctive regions; the neighborhood of the corner; a distance ...
ma Hlawa
doaj   +1 more source

A Rapid Screening Analysis of Antioxidant Compounds in Native Australian Food Plants Using Multiplexed Detection with Active Flow Technology Columns

open access: yesMolecules, 2016
Conventional techniques for identifying antioxidant and phenolic compounds in native Australian food plants are laborious and time-consuming. Here, we present a multiplexed detection technique that reduces analysis time without compromising separation ...
Emmanuel Janaka Rochana Rupesinghe   +3 more
doaj   +1 more source

Comparative Study of the Performance Improvement of an Axial Compressor with a Micro-Vortex Generator and a Suction Slot [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Flow control methods have been gradually applied to improve the flow field characteristics of axial compressors. However, most of the current research is focused on the cascade, and few studies have taken a compressor as the research object. Therefore, a
S. Ma, X. L. Sun, W. Cheng, W. L. Chu
doaj   +1 more source

Numerical Investigation of the Effect of Hub Gaps on the 3D Flows Inside the Stator of a Highly Loaded Axial Compressor Stage

open access: yesEnergies, 2022
Both the compressor performance and the 3D flows inside the stator passage are significantly impacted by the stator hub gap. The interplay between leakage flow and corner separation within a cantilevered stator of a highly loaded, low-speed axial ...
Guangfeng An   +5 more
doaj   +1 more source

Separation Control for a Transonic Convex Corner Flow Using Ramp-Type Vortex Generators

open access: yesInternational Journal of Aerospace Engineering, 2022
A flap can be used to control wing camber and as a high-lift device. A convex corner is a simplified model of the upper surface of a flap. At transonic speeds, shock-induced boundary layer separation (SIBLS) occurs at greater freestream Mach numbers and ...
Kao-Chun Su   +2 more
doaj   +1 more source

The Effect of Trailing Edge Clearance in Suppressing Hub-Corner Stall

open access: yesEnergies, 2019
Hub corner is a high-loss area located within in the blade passages of turbomachinery. It is well known that flow separation and vortex development in this area directly affects, not only energy loss and efficiency, but also the stability of axial ...
Wenfeng Zhao   +3 more
doaj   +1 more source

Cantilevered Tandem Stator in Annular High Speed Test Rig

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
The present paper investigates the aerodynamic performance of a cantilevered tandem stator based on experiments conducted within a high speed annular test rig at the Technische Universitaet Berlin.
Roland Rückert, Dieter Peitsch
doaj   +1 more source

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