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Loris Simonassi, Gustavo Lopes and Sergio Lavagnoli
The influence of unsteady wakes incoming from the upstream stages is of high relevance in modern high-speed, low-pressure turbines (LPT) operating at transonic exit Mach numbers and low Reynolds numbers for their potential to trigger transition and influ...
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Lance W. Traub
An investigation of the lift components present over low aspect ratio rectangular wings is presented. Wing aspect ratios ranging from 0.5 to 3 are examined using published experimental results and analytic analysis methods. The methods are based on the f...
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Xiaobing Wang, Junqiang Wu, Jianzhong Chen, Yuping Li, Zhongliang Zhao, Guangyuan Liu, Yang Tao and Neng Xiong
Cryogenic wind tunnels provide the for possibility aerodynamic tests to take place over high Reynolds numbers by operating at a low gas temperature to meet the real flight simulation requirements, especially for state-of-the-art large transport aircrafts...
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Adriana Enache, Joachim Wallisch, Jeroen van Beeck, Patrick Hendrick and Richard Hann
Ice accretion poses substantial safety hazards for the manned and unmanned aviation industries. Its study is essential for icing events risk assessment and for the development of efficient ice protection systems. The existing ice accretion measurement te...
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John-Paul Mosele, Andreas Gross and John Slater
Shock wave boundary layer interactions are common to both supersonic and hypersonic inlet flows. Wall-resolved implicit large-eddy simulations of a canonical Mach 2.5 axisymmetric shock wave boundary layer interaction experiment at Glenn Research Center ...
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Suleyman Duman, Evangelos Boulougouris, Myo Zin Aung, Xue Xu and Amin Nazemian
The consideration of shallow water effects has gained in importance regarding inland operations. The interaction between the keel and the riverbed affects the hydrodynamic characteristics of marine vessels. The highly complex nature of the interference p...
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Daniel Martinez-Sanchis, Andrej Sternin, Oskar Haidn and Martin Tajmar
Direct numerical simulations of non-premixed fuel-rich methane?oxygen flames at 20 bar are conducted to investigate the turbulent mixing burning of gaseous propellants in rocket engines. The reacting flow is simulated by using an EBI-DNS solver within an...
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Wei Huang, Qing Zhang, Jinsheng Xu, Jindong Wang, Jian Zheng and Xiong Chen
To investigate the flow mechanism of feather-like rough airfoils based on swift wings, computational simulations were employed to explore their overall aerodynamic characteristics in comparison to equivalent smooth airfoils. The study focused on angles o...
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Prashant Deshmukh, Subhash Lahane, Hari Sumant, Abhishek D. Patange and Sakthivel Gnanasekaran
Heat transfer enhancement using curved ribs of different cross sections, viz., square, rectangular, triangular, and circular, is a crucial study for designing heat-exchanging devices for various applications, and their thermohydraulic performance predict...
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Pedro Areias, Rodrigo Correia and Rui Melicio
For the analysis of low-speed incompressible fluid dynamics with turbulence around airfoils, we developed a finite element formulation based on a stabilized pressure and velocity formulation. To shape the optimization of bidimensional airfoils, this form...
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