Zobrazeno 1 - 10
of 55
pro vyhledávání: '"Mark Woodgate"'
Publikováno v:
AIAA Journal. 59:3431-3447
Optimization methods in conjunction with computational fluid dynamics are a key tool in advancing current rotor design. High-fidelity optimization of unsteady rotor flows in forward flight, however...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ae575904633c4cd51c0d91cb5d67516b
https://doi.org/10.2514/1.j060175
https://doi.org/10.2514/1.j060175
Publikováno v:
The Aeronautical Journal. 124:731-766
This paper provides an assessment of current rotor design comparison practices. First, the employed CFD method is validated for a number of rotor designs and is shown to achieve accurate performance predictions in hover and high-speed forward flight.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::326bb07b71e83c9da045aac3c1a1e4a7
https://doi.org/10.1017/aer.2019.162
https://doi.org/10.1017/aer.2019.162
Publikováno v:
AIAA Journal. 57:5293-5308
This paper shows accurate predictions for hover performance regardless of planform geometry, blade-tip Mach number, or disk loading. To prove this statement, sensitivity analyses were performed alo...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::371251fce69877f9ca6ff686310ca9a0
https://doi.org/10.2514/1.j058408
https://doi.org/10.2514/1.j058408
Publikováno v:
AIAA AVIATION 2021 FORUM.
An experimental setup has been designed to example the effect of tilt-rotor blade stall flutter. The blade has to be designed so that it does not exceed the maximum permissible load on the rotor rig to be employed for wind tunnel tests, while maximis
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::75e960341b2d3ffbed9cf30feadc4a0e
https://doi.org/10.2514/6.2021-2596
https://doi.org/10.2514/6.2021-2596
Publikováno v:
Aerospace Science and Technology. 85:277-292
This paper explores the potential use of smoothed particle hydrodynamics methods for helicopter ditching. The method appears suitable for this task since it is mesh-free and can accommodate the interaction between a floating object and the free-surfa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::60212c47e24b797455d28b0f8a6d7e07
https://doi.org/10.1016/j.ast.2018.12.016
https://doi.org/10.1016/j.ast.2018.12.016
Autor:
George N. Barakos, Mark Woodgate
Publikováno v:
The Aeronautical Journal. 122:1522-1556
There is a wide variety of CFD grid types including Cartesian, structured, unstructured and hybrids, as well as, numerous methodologies of combining these to reduce the time required to generate high-quality grids around complex configurations. If th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::69112705670e0a0505b9b8b91df4de90
https://doi.org/10.1017/aer.2018.108
https://doi.org/10.1017/aer.2018.108
Publikováno v:
29th International Conference on Parallel Computational Fluid Dynamics
This paper details a real time Lattice Boltzmann solver for computing unsteady wakes. The formulation of the lattice Boltzmann method is first presented followed by a discussion of boundary conditions. This is followed by the details of how the basic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::660068c97d8267c3659432c4a311602c
https://doi.org/10.1016/j.compfluid.2018.03.004
https://doi.org/10.1016/j.compfluid.2018.03.004
Publikováno v:
AIAA Scitech 2019 Forum.
This paper presents numerical simulations of different rotor designs using high-fidelity CFD methods. Firstly, hover results are presented for the PSP rotor blade. The impact of a transitional turbulence model on the blade performance was examined an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e552f8a33b2ea133a4c8747a99c71ce1
https://doi.org/10.2514/6.2019-0287
https://doi.org/10.2514/6.2019-0287
Publikováno v:
Aerospace Science and Technology. 110:106425
Advanced CFD tools are nowadays used routinely for analysis and design of rotorcraft. Computations for flows around\ud rotors in trim are also common place and slowly the research community is shifting towards simulations of rotorcraft\ud during mane
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c211b54d19a454942d8e48a4c0ad9e31
https://doi.org/10.1016/j.ast.2020.106425
https://doi.org/10.1016/j.ast.2020.106425
Publikováno v:
Journal of Aircraft. 53:605-626
This paper builds on the Helicopter Multi-Block version 2 computational-fluid-dynamics solver of the University of Liverpool and demonstrates the implementation and use of Gurney flaps on wings and rotors. The idea is to flag any cell face within the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::59aa2b3cdf03ee63bfc31a80ddf90921
https://doi.org/10.2514/1.c032773
https://doi.org/10.2514/1.c032773