Results 81 to 90 of about 4,033 (212)

Unsteady Lifting-Line Free-Wake Aerodynamic Modeling for Morphing Wings

open access: yesAerospace
A time-stepping, lifting-line solution algorithm for the prediction of the unsteady aerodynamics of morphing wings is presented. The velocity induced by the wake vorticity is determined through a free-wake vortex-lattice model, whereas the Küssner and ...
Gregorio Frassoldati   +3 more
doaj   +1 more source

THE DISCRETE VORTEXES METHOD WITH THE IMPROVED QUADRATURE FORMULAE IN THE AEROELASTICITY PROBLEMS

open access: yesНаучный вестник МГТУ ГА, 2016
The possibility of the improved quadrature formulae of the discrete vortexes method used in the aeroelasticity problems is considered. Some of the calculation results confirm the efficiency of these formulae are carried out.
V. V. Ovchinnicov   +2 more
doaj  

Numerical Simulation of Folding Tail Aeroelasticity Based on the CFD/CSD Coupling Method

open access: yesVibration
This paper presents a CFD/CSD coupling method for aeroelastic simulation of folding tail morphing aircraft. The unsteady aerodynamic analysis is based on an in-house computational fluid dynamics (CFD) solver for the Euler equations, and emphasis is made ...
Di Zhou   +6 more
doaj   +1 more source

Numerical and Experimental Methods for the Assessment of Wind Turbine Control Upgrades

open access: yesApplied Sciences, 2018
Megawatt-scale wind turbine technology is nowadays mature and, therefore, several technical improvements in order to optimize the efficiency of wind power conversion have been recently spreading in the industry.
Davide Astolfi   +3 more
doaj   +1 more source

Role of aeroelasticity in helicopter design

open access: yes, 1978
The author offers a personal perspective on how rotocraft aeroelasticity fits into the design of a modern helicopter rotocraft aeroelasticity can be used with advantage towards the design of a modern helicopter a re reviewed.for extensive software for ...
Vepa, Ranjan
core  

Assessment of the Fatigue Behavior of Wings with Distributed Propulsion

open access: yesEngineering Proceedings
The integration of distributed electric propulsion into a wing significantly alters the dynamic behavior of the wing. Consequently, the loads on the wing structure in service, in particular upon transient gust and landing impact loads, change ...
Lukas Kettenhofen   +2 more
doaj   +1 more source

Aeroelasticity simulations in turbulent flows

open access: yes, 1999
Communication to : International forum on aeroelasticity, Williamsburg (USA), June 22-25, 1999SIGLEAvailable from INIST (FR), Document Supply Service, under shelf-number : 22419, issue : a.1999 n.184 / INIST-CNRS - Institut de l'Information Scientifique ...
Johan, Z.   +3 more
core  

THE COMPLEX OF STANDS FOR TESTING THE AIR CUSHION CHASSIS OF AIRCRAFT AND VEHICLES

open access: yesНаучный вестник МГТУ ГА, 2016
This article deals with a set of stands made in NIMK TSAGI for testing and creating the air cushion chassis for the aircraft and vehicles. It allows to fully embrace the process of developing and constructing the air cushion chassis for aircraft and ...
V. A. Brusov   +3 more
doaj  

Loads and aeroelasticity division research and technology accomplishments for FY 1982 and plans for FY 1983 [PDF]

open access: yes, 1983
Accomplishments of the past year and plans for the coming year are highlighted as they relate to five year plans and the objectives of the following technical areas: aerothermal loads; multidisciplinary analysis and optimization; unsteady aerodynamics ...
Gardner, J. E.
core  

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