Results 91 to 100 of about 340,640 (219)

Validation of a pair of computer codes for estimation and optimization of subsonic aerodynamic performance of simple hinged-flap systems for thin swept wings [PDF]

open access: yes
Extensive correlations of computer code results with experimental data are employed to illustrate the use of linearized theory attached flow methods for the estimation and optimization of the aerodynamic performance of simple hinged flap systems.
Carlson, Harry W., Darden, Christine M.
core   +1 more source

Notes on research into some aspects of stall-warning devices [PDF]

open access: yes, 1953
The problems of detecting and indicating an approaching stall have been investigated in flight on an “Anson” aircraft. A lower-surface flap near the leading-edge of the wing detects the approaching stall at a speed which depends critically on the length ...
Bethwaite, C. F., Langley, R. A.
core  

Osteo-myocutanoeus flap: a novel flap for single toe amputation

open access: yesJournal of Surgical Case Reports, 2010
Amputation is frequently required to treat wet gangrene secondary to peripheral vascular disease. Although different types of amputations have been reported, limited digital and ray amputation are the commonest amputations performed.
Jamie Murphy   +2 more
doaj  

Flap noise and aerodynamic results for model QCSEE over-the-wing configurations [PDF]

open access: yes
Noise spectra in three dimensions and aerodynamic data were measured for a model of the NASA quiet clean short-haul experimental engine (QCSEE) over-the-wing configuration.
Burns, R., Groesbeck, D. E., Olsen, W.
core   +1 more source

DETERMINATION OF CHANGE OF AERODYNAMIC CHARACTERISTICS FROM INSTALLATION OF PARTITIONS ON PROFILED PLATE WITH FLAP

open access: yesНаучный вестник МГТУ ГА, 2016
In this paper numerical investigation of airodynamic characteristics (Суа, Сха, mz, K) of non-modified (without partitions) and modified (with partitions) profiled plate with flap are presented. Different pitch angles of flap were considered.
P. V. Erokhin   +2 more
doaj  

Analytical observations on the aerodynamics of a delta wing with leading edge flaps [PDF]

open access: yes
The effect of a leading edge flap on the aerodynamics of a low aspect ratio delta wing is studied analytically. The separated flow field about the wing is represented by a simple vortex model composed of a conical straight vortex sheet and a concentrated
Oh, S., Tavella, D.
core   +1 more source

An experimental investigation of the aerodynamics of a NACA 64A010 airfoil-flap combination with and without flap oscillations. Part 1: Steady-state characteristics [PDF]

open access: yes
A NACA 64A010 airfoil with a sealed-gap 1/4-chord flap was tested between splitter plates in the NASA Ames 11- by 11-Foot Transonic Wind Tunnel at Mach numbers from 0.50 to 0.85, and Reynolds numbers based on chord from 3 to 13 million. Although the main
Buell, Donald A., Malcolm, Gerald N.
core   +1 more source

Externally blown flap noise research [PDF]

open access: yes
The Lewis Research Center cold-flow model externally blown flap (EBF) noise research test program is summarized. Both engine under-the-wing and over-the-wing EBF wing section configurations were studied.
Dorsch, R. G.
core   +1 more source

Prefabricated Expanded Skin Flap With the Serratus Branch of the Thoracodorsal Artery for Extensive Facial Resurfacing. [PDF]

open access: yesPlast Reconstr Surg Glob Open
Li K   +7 more
europepmc   +1 more source

Postoperative radiotherapy and external carotid artery diameter: is there a link to osseous free flap osteoradionecrosis risk? [PDF]

open access: yesClin Oral Investig
Fenske J   +6 more
europepmc   +1 more source

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