Results 21 to 30 of about 20,735,341 (389)

Effects of Wake Shapes on High-Lift System Aerodynamic Predictions

open access: yesAerospace, 2017
High-lift devices are commonly modelled using potential flow methods at the conceptual design stage. Often, these analyses require the use of prescribed wake shapes in order to avoid numerical stability issues.
William Bissonnette, Götz Bramesfeld
doaj   +1 more source

Predicting the NACA0012-IK30 Airfoil Propulsive Capabilities with a Panel Method

open access: yesEngineering Proceedings, 2023
Unsteady airfoils play a pivotal role in comprehending diverse aerospace applications, being one of those flapping propulsions. The present paper studies this topic by bringing back an old unsteady panel method to juxtapose its results against CFD data ...
Emanuel A. R. Camacho   +2 more
doaj   +1 more source

Directed flow of neutral strange particles at AGS [PDF]

open access: yes, 1999
Directed flow of neutral strange particles in heavy ion collisions at AGS is studied in the ART transport model. Using a lambda mean-field potential which is 2/3 of that for a nucleon as predicted by the constituent quark model, lambdas are found to flow
Andrew T Sustich   +12 more
core   +3 more sources

Transient Thrust Analysis of Rigid Rotors in Forward Flight

open access: yesAerospace, 2022
The purpose of this study was to investigate and quantify the transient thrust response of two small rigid rotors in forward flight. This was accomplished using a distributed doublet-based potential flow method, which was validated against wind-tunnel ...
Travis Krebs   +2 more
doaj   +1 more source

Simulation of Nonlinear Free Surface Waves using a Fixed Grid Method [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
The simulation of nonlinear surface waves is of significant importance in safety studies of fluid containers and reservoirs. In this paper, nonlinear free surface flows are simulated using a fixed grid method which employs local exponential basis ...
A. Ebrahimi, B. Boroomand
doaj   +1 more source

Computational and experimental study of swirling ring flow [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
In the course of work on the energy perfection of thermal control systems for spacecraft with a twophase circuit, the issue of partial regeneration of thermal energy into electrical energy in a low-speed turbogenerator is considered, part of the design ...
A. A. Kishkin   +3 more
doaj   +1 more source

Numerical Simulation for the Evolution of Internal Solitary Waves Propagating over Slope Topography

open access: yesJournal of Marine Science and Engineering, 2021
In this study, the propagation and evolution characteristics of internal solitary waves on slope topography in stratified fluids were investigated. A numerical model of internal solitary wave propagation based on the nonlinear potential flow theory using
Yingjie Hu   +5 more
doaj   +1 more source

RG flow of the Polyakov-loop potential: First status report [PDF]

open access: yes, 2005
We study SU(2) Yang-Mills theory at finite temperature in the framework of the functional renormalization group. We concentrate on the effective potential for the Polyakov loop which serves as an order parameter for confinement.
Braun, J., Gies, H., Pirner, H. J.
core   +2 more sources

Performance of a Raft-Type Wave Energy Converter with Diverse Mooring Configurations

open access: yesJournal of Marine Science and Engineering, 2023
The development and utilization of wave energy, heralded as a potential leading source of clean energy worldwide, have garnered considerable attention from the global research community.
Yuan Zhang   +5 more
doaj   +1 more source

Ribbon Turbulence [PDF]

open access: yes, 2014
We investigate the non-linear equilibration of a two-layer quasi-geostrophic flow in a channel forced by an imposed unstable zonal mean flow, paying particular attention to the role of bottom friction.
Antoine Venaille   +3 more
core   +3 more sources

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