Results 81 to 90 of about 11,397 (207)

A numerical study on aerodynamic resonance in transonic separated flow [PDF]

open access: yes, 2009
An ongoing numerical investigation of unsteady shock/boundary layer interaction on a 2-d supercritical airfoil in transonic flow is presented. Initially, the finitevolume URANS solver DLR-TAU is used to simulate self-sustained periodic shock oscillations
Nitzsche, Jens
core  

Proteomic mechanisms underlying soybean meal‐induced enteritis resistance in selected rainbow trout

open access: yesJournal of the World Aquaculture Society, Volume 56, Issue 6, December 2025.
Abstract Soybean meal‐induced enteritis (SBMIE) remains a major barrier to reducing fishmeal use in salmonid aquaculture. This study evaluated physiological and molecular responses associated with SBMIE resistance in rainbow trout (Oncorhynchus mykiss) by comparing a commercial strain (Com) and a selectively bred strain (Sel) with over two decades of ...
Jacob Bledsoe   +6 more
wiley   +1 more source

Applicability of URANS and DES Simulations of Flow Past Rectangular Cylinders and Bridge Sections

open access: yesComputation, 2015
This paper discusses the results of computational fluid dynamics simulations carried out for rectangular cylinders with various side ratios of interest for many civil engineering structures.
Claudio Mannini
doaj   +1 more source

Development of an interface to introduce stationary LES data to the URANS solver THETA for HAWT performance prediction

open access: yesWind Energy, 2020
The impact of different sheared velocity profiles on the performance prediction of a horizontal axis wind turbine in the atmospheric boundary layer is investigated.
Annika Länger‐Möller
doaj   +1 more source

Modeling of an Atmospheric-Boundary-Layer Profile in Support of Experiments in the NASA Langley Transonic Dynamics Tunnel [PDF]

open access: yes
This paper presents the results of the Computational Fluid Dynamics (CFD) analyses to model two atmospheric-boundary-layer (ABL) profiles inside the NASA Langley Research Center Transonic Dynamics Tunnel (TDT). The CFD models include tunnel walls and all
Chwalowski, Pawel, Ivanco, Thomas G.
core   +1 more source

Comparative Study on Steady and Unsteady Flow in a Centrifugal Compressor Stage

open access: yesInternational Journal of Aerospace Engineering, 2019
Steady Reynolds-averaged Navier-Stokes (RANS) simulation with the mixing-plane approach is the most common procedure to obtain the performance of a centrifugal compressor in an industrial development process.
Changhee Kim, Changmin Son
doaj   +1 more source

Assessing the Ability of the DDES Turbulence Modeling Approach to Simulate the Wake of a Bluff Body [PDF]

open access: yes, 2017
A detailed numerical investigation of the flow behind a square cylinder at a Reynolds number of 21,400 is conducted to assess the ability of the delayed detached-eddy simulation (DDES) modeling approach to accurately predict the velocity recovery in the ...
Boudreau, Matthieu   +2 more
core   +1 more source

Investigation of sound propagation in a duct with a mean temperature gradient [PDF]

open access: yes, 2014
This paper presents an analytical and numerical investigation of an impedance tube in the presence of a mean temperature gradient. Full Navier-Stokes simulation of the acoustic wave propagations through an impedance tube in the presence of a mean ...
Aygun, Haydar
core  

Finite Element Flow Simulations of the EUROLIFT DLR-F11 High Lift Configuration

open access: yes, 2014
This paper presents flow simulation results of the EUROLIFT DLR-F11 multi-element wing configuration, obtained with a highly scalable finite element solver, PHASTA. This work was accomplished as a part of the 2nd high lift prediction workshop.
Chitale K. C.   +7 more
core   +1 more source

Improved Unsteady RANS Models Applied to Jet Transverse to a Pipe Flow [PDF]

open access: yes, 2013
An unsteady RANS model is developed in order to simulate the complex situations involving both free and bounded flows. This model tuned to catch coherent flow structures is developed both in the k-ε and k-l approaches. The full 3D geometry of a round jet
A Kourta   +16 more
core   +3 more sources

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