Results 41 to 50 of about 4,786,029 (258)
Aerospace, 2023 This research investigated the impact of complex low-speed wake flow structures on the aerodynamic characteristics of objects downstream. It employed the proper orthogonal decomposition (POD) method and the domain precursor simulation method to compare ...
Jiawei Fu +4 more
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Unsteady Aerodynamic Characteristics of Antenna Rotating in Different Elevation Angles
International Journal of Antennas and Propagation, 2021 The aerodynamic characteristics of radar antennas should be considered in computing their wind resistance and designing pedestal servo systems. In this paper, the aerodynamic characteristics of a flat plate antenna with azimuthal rotation are explored ...
Yanqi Zhang, Zhaoming Zhang
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Unsteady Flow in Cavitating Turbopumps [PDF]
, 1975 Unsteady flow in a cavitating axial inducer pump is analyzed with the help of a simple two-dimensional cascade model. This problem was motivated by a desire to study the effect of unsteady cavitation on the so-called POGO instability in the operation of ...
Acosta, A. J., Kim, J. H.
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Numerical Investigation on the Effect of Blockage on the Icing of Airfoils
Aerospace, 2022 The blockage is one of the important factors affecting the icing of airfoils in wind tunnel tests. In this paper, numerical simulations are conducted to study the effect of blockage on the icing of different airfoils.
Daixiao Lu +4 more
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Unsteady cfd analysis of erosion mechanism in the coolant channels of a rotating gas turbine blade [PDF]
, 2015 The two-phase flow in a rotating wedge mimicking the final portion of a blade turbine internal cooling channel is here presented and discussed focusing on unsteady motion and erosion mechanisms.
Anielli, Davide +4 more
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An experimental study of unsteady hydrodynamics of a single scull [PDF]
, 2011 The effect of hull dynamics on the hydrodynamic performance of a single scull is investigated via a combination of field trials and tank tests. The location of laminar-turbulent transition in unsteady flow is explored via several series of hot-film ...
Campbell, Ian +3 more
core +2 more sources
AerospaceA combined flow control method, integrating nanosecond pulsed surface dielectric barrier discharge (NS-SDBD) with pulsed jets, is proposed to address the challenge of low mixing efficiency in supersonic combustion.
Keyu Li, Jiangfeng Wang, Yuxuan Gu
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Genetic Algorithm Based Optimization of Wing Rotation in Hover
Fluids, 2018 The pitching kinematics of an experimental hovering flapping wing setup are optimized by means of a genetic algorithm. The pitching kinematics of the setup are parameterized with seven degrees of freedom to allow for complex non-linear and non-harmonic ...
Alexander Gehrke +2 more
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AIP Advances, 2019 This article analyzes the Darcy Forchheimer 2D thin film fluid of nanoliquid. Flow of nanoliquid is made due to a flat unsteady stretchable sheet. In nanoliquids, nanomaterial is in form of CNTs (carbon nanotubes).
S. Nasir +4 more
semanticscholar +1 more source
Applied SciencesTraditional elastic correction methods fail to address the significant aeroelastic interactions arising from unsteady flow fields and structural deformations during aggressive maneuvers.
Shuang Chen, Pengzhen He, Shuling Tian
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