Results 41 to 50 of about 87,747 (212)

Multi-Objective Optimization of Low Reynolds Number Airfoil Using Convolutional Neural Network and Non-Dominated Sorting Genetic Algorithm

open access: yesAerospace, 2022
The airfoil is the prime component of flying vehicles. For low-speed flights, low Reynolds number airfoils are used. The characteristic of low Reynolds number airfoils is a laminar separation bubble and an associated drag rise.
Abu Bakar   +5 more
doaj   +1 more source

A New Cokriging Method for Variable-Fidelity Surrogate Modeling of Aerodynamic Data [PDF]

open access: yes, 2010
Cokriging is a statistical interpolation method for the enhanced prediction of a less intensively sampled primary variable of interest with assistance of intensively sampled auxiliary variables. In the geostatistics community it is referred to as two- or
Görtz, Stefan   +2 more
core   +1 more source

PENGUKURAN KOEFISIEN AERODINAMIS MODEL-MODEL JEMBATAN BENTANG PANJANG [PDF]

open access: yes, 2013
The objective of this research is to measure aerodynamic coefficients of long-span bridge deck models. Four models with different wind nose (fairings) will be tested using open loop wind tunnel.
Sangadji, Senot
core  

Flutter and forced response of mistuned rotors using standing wave analysis [PDF]

open access: yes, 1983
A standing wave approach is applied to the analysis of the flutter and forced response of tuned and mistuned rotors. The traditional traveling wave cascade airforces are recast into standing wave arbitrary motion form using Pade approximants, and the ...
Also M.   +7 more
core   +2 more sources

Aerodynamic compensation of the modified guided anti-tank missile configuration [PDF]

open access: yesScientific Technical Review, 2014
Existing old generation anti-tank missiles with single shaped-charge warheads have limited applications against modern tanks with explosive reactive armor.
Mandić Slobodan   +3 more
doaj  

Development of Aerodynamic and Propulsion Models Using the Iterative Equation Error Method

open access: yesAerospace, 2023
For developing high-fidelity flight simulations, an accurate and complete representation of the aerodynamic characteristics of the aircraft is necessary.
Murat Millidere   +3 more
doaj   +1 more source

Numerical Computations of Transonic Critical AerodynamicBehavior of a Realistic Artillery Projectile

open access: yesAl-Khawarizmi Engineering Journal, 2009
The determination of aerodynamic coefficients by shell designers is a critical step in the development of any projectile design. Of particular interest is the determination of the aerodynamic coefficients at transonic speeds.
Ahmed F. M. Kridi
doaj   +2 more sources

Data Driven Modeling for Aerodynamic Coefficients

open access: yes, 2023
Accurately modeling aerodynamic forces and moments are crucial for understanding thebehavior of an aircraft when performing various maneuvers at different flight conditions.However, this task is challenging due to complex nonlinear dependencies on manydifferent parameters.
Jonsäll, Erik, Mattsson, Emma
openaire   +1 more source

Accurate calculation of aerodynamic coefficients of parafoil airdrop system based on computational fluid dynamic

open access: yesInternational Journal of Advanced Robotic Systems, 2018
Accurate calculation of canopy aerodynamic parameters is a prerequisite for precise modeling of a parafoil airdrop system. This investigation analyses the aerodynamic performance of the canopy in airdrop testing combining the leading-edge incision and ...
Wannan Wu   +5 more
doaj   +1 more source

Numerical investigation of the effects of pedestrian barriers on aeroelastic stability of a proposed footbridge [PDF]

open access: yes, 2004
A numerical investigation into the aerodynamic characteristics and aeroelastic stability of a proposed footbridge across a motorway in the north of England has been undertaken.
Salisbury, I, Taylor, I. J., Vezza, M.
core   +2 more sources

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