Results 11 to 20 of about 542 (125)

Coupled flight dynamics and CFD - demonstration for helicopters in shipborne environment [PDF]

open access: yes, 2017
The development of high-performance computing and computational fluid dynamics methods have evolved to the point where it is possible to simulate complete helicopter configurations with good accuracy.
Barakos, G.N., Crozon, C., Steijl, R.
core   +1 more source

Simulation study of helicopter ship landing procedures incoporating measured flow data [PDF]

open access: yes, 2005
The aim of this article is to investigate the use of inverse simulation to help identify those regions of a ship's flight deck which provide the safest locations for landing a rotorcraft in various atmospheric conditions.
Coton, F.N.   +2 more
core   +1 more source

Implicit large eddy simulation of ship airwakes [PDF]

open access: yesThe Aeronautical Journal, 2010
AbstractImplicit large eddy simulations (ILES) of two different Royal Navy ships have been conducted as part of the UK Ship/Air Interface Frame-work project using a recently developed very high order accuracy numerical method. Time-accurate CFD data for fourteen flow angles was produced to incorporate into flight simulators for definition of safe ...
Thornber, Ben   +2 more
openaire   +2 more sources

Numerical investigation of the unsteady coupling airflow impact of a full-scale warship with a helicopter during shipboard landing

open access: yesEngineering Applications of Computational Fluid Mechanics, 2020
In this paper, a comprehensive computational modeling study of the unsteady aerodynamic environment around a warship with a helicopter is performed.
Yu Lu   +5 more
doaj   +1 more source

Investigation of the rotor–obstacle aerodynamic interaction in hovering flight [PDF]

open access: yes, 2018
In this paper, a comprehensive experimental survey of the aerodynamic interaction of a hovering rotor in the proximity of a ground obstacle is described, taking advantage of multiple experimental techniques.
Giuni, Michea   +2 more
core   +2 more sources

A Virtual Engineering Approach to the Ship-Helicopter Dynamic Interface; a decade of modelling and simulation research at The University of Liverpool [PDF]

open access: yes, 2016
This paper reviews some of the research that has been carried out at the University of Liverpool where the Flight Science and Technology Research Group has developed its Heliflight-R full-motion research simulator to create a simulation environment for ...
Hodge, SJ   +3 more
core   +3 more sources

Ship Airwakes in Waves and Motions and Effects on Helicopter Operation

open access: yesComputers & Fluids, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Dooley, Gregory   +3 more
openaire   +2 more sources

Impact Anlysis of Bow Flap on LHA-1 Ship Airwake

open access: yesMATEC Web of Conferences, 2018
The sharp 90°corner of bow found on American Tarawa class general amphibious assault ship LHA-1 will produce large separated region in the airwake over the ship, and the turbulence in the separation region seriously affects the operation safety of the ...
Wang Jinling   +3 more
doaj   +1 more source

Real Time Wake Computations using Lattice Boltzmann Method on Many Integrated Core Processors [PDF]

open access: yes, 2016
This paper puts forward an efficient Lattice Boltzmann method for use as a wake simulator suitable for real-time environments. The method is limited to low speed incompressible flow but is very efficient and can be used to compute flows “on the fly ...
Woodgate, Mark A.   +2 more
core   +7 more sources

Airwake Characteristics of NATO-Generic Destroyer: A Numerical Study [PDF]

open access: yesJournal of Applied Fluid Mechanics
This paper presents a numerical investigation of the air wake around a generic surface combatant ship called NATO-Generic Destroyer (NATO-GD). Naval surface combatants with flight decks must be designed taking aerodynamic concerns into account.
S. Sari, A. Dogrul, S. Bayraktar
doaj   +1 more source

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