Physics and modeling of large flow disturbances: discrete gust encounters for modern air vehicles
Gusts of moderate and large magnitude induce flow separation and other complexities when
they interact with the lifting surfaces of air vehicles. The presence of these nonlinear gusts …
they interact with the lifting surfaces of air vehicles. The presence of these nonlinear gusts …
Inflow turbulence generation methods
X Wu - Annual Review of Fluid Mechanics, 2017 - annualreviews.org
Research activities on inflow turbulence generation methods have been vigorous over the
past quarter century, accompanying advances in eddy-resolving computations of spatially …
past quarter century, accompanying advances in eddy-resolving computations of spatially …
Direct numerical simulation of supersonic internal flow in a model scramjet combustor under a non-reactive condition
A Mach 1.5 non-reactive flow in a cavity-stabilized combustor of a model scramjet is studied
via a direct-numerical simulation approach, and the analysis is focused on the interaction …
via a direct-numerical simulation approach, and the analysis is focused on the interaction …
Numerical simulation of local scour around the pier with and without airfoil collar (AFC) using FLOW-3D
This paper studies the pier with Air-Foil Collar (AFC) and its effect on local scour. Simulation
is carried out with two collars having diameters of 2 b and 3 b, where b is pier diameter …
is carried out with two collars having diameters of 2 b and 3 b, where b is pier diameter …
A divergence-free inflow turbulence generator using spectral representation method for large-eddy simulation of ABL flows
AF Melaku, GT Bitsuamlak - Journal of Wind Engineering and Industrial …, 2021 - Elsevier
The generation of inflow turbulence is the first necessary step to conduct a successful large-
eddy simulation (LES) of atmospheric boundary layer (ABL) flows. It is required that the …
eddy simulation (LES) of atmospheric boundary layer (ABL) flows. It is required that the …
Wind induced peak pressures on low-rise building roofs via dynamic terrain computational methodology
T Potsis, T Stathopoulos - Journal of Wind Engineering and Industrial …, 2024 - Elsevier
Abstract Computational Wind Engineering is expanding rapidly in the last decade and is
expected to be introduced as a design tool for wind-induced loads in future code provisions …
expected to be introduced as a design tool for wind-induced loads in future code provisions …
Prospect of LES for predicting wind loads and responses of tall buildings: A validation study
AF Melaku, GT Bitsuamlak - Journal of Wind Engineering and Industrial …, 2024 - Elsevier
Wind load evaluation on buildings using large-eddy simulation (LES) poses several critical
challenges. The most notable ones include accurately reproducing the approaching …
challenges. The most notable ones include accurately reproducing the approaching …
Synthetic generation of equilibrium boundary layer turbulence from modeled statistics
MC Adler, DR Gonzalez, CM Stack, DV Gaitonde - Computers & Fluids, 2018 - Elsevier
An improved synthetic digital filtering method (SDFM) for the generation of equilibrium
turbulence is described, with emphasis on the ease of application to complex configurations …
turbulence is described, with emphasis on the ease of application to complex configurations …
Numerical tripping of high-speed turbulent boundary layers
The influence of turbulence inflow generation on direct numerical simulations (DNS) of high-
speed turbulent boundary layers at Mach numbers of 2 and 5.84 is investigated. Two main …
speed turbulent boundary layers at Mach numbers of 2 and 5.84 is investigated. Two main …
[HTML][HTML] Analysis of improved digital filter inflow generation methods for compressible turbulent boundary layers
L Laguarda, S Hickel - Computers & Fluids, 2024 - Elsevier
We propose several enhancements to improve the accuracy and performance of the digital
filter turbulent inflow generation technique and assess their efficacy in the context of wall …
filter turbulent inflow generation technique and assess their efficacy in the context of wall …