Results 51 to 60 of about 43,130 (185)

Identification of Missing Knowledge in MBSE System Models Using Graph‐Based Machine Learning

open access: yesSystems Engineering, Volume 29, Issue 2, Page 133-149, March 2026.
ABSTRACT The design and development of complex aerospace systems pose significant challenges due to their growing complexity. Iterative design processes, guided by formal specifications, strive to refine initially vague characteristics through multiple stages.
Esma Karagoz   +2 more
wiley   +1 more source

Design and Numerical Evaluation of Trailing Edge Deflection Distance-Based Morphing Wing

open access: yesEng
This project’s focus is to create a morphing wing with variable geometry that will improve aerodynamic performance. The NACA 0018 airfoil, known for its stable aerodynamic characteristics and symmetrical shape, is chosen as a base airfoil for ...
Periyasamy Sivanandi   +3 more
doaj   +1 more source

The aerodynamic design of an advanced rotor airfoil [PDF]

open access: yes
An advanced rotor airfoil, designed utilizing supercritical airfoil technology and advanced design and analysis methodology is described. The airfoil was designed subject to stringent aerodynamic design criteria for improving the performance over the ...
Blackwell, J. A., Jr., Hinson, B. L.
core   +1 more source

Optimization of Nano-Rotor Blade Airfoil Usinf Controlled Elitist NSGA-II [PDF]

open access: yes, 2014
The aerodynamic performance of airfoil at ultra-low Reynolds number has a great impact on the propulsive performance of nano rotor. Therefore, the optimization of airfoil is necessary before the design of nano rotor. Nano rotor blade airfoil optimization
Dong, Longlei   +4 more
core   +1 more source

Segmented Gurney Flaps for Improved Wind Turbine Wake Recovery

open access: yesWind Energy, Volume 29, Issue 3, March 2026.
ABSTRACT When wind passes through the rotor of a wind turbine, the velocity is decreased while turbulence is increased. The region of decreased wind speed behind the rotor is known as the wind turbine wake and is bounded by a complex structure of helical vortices. This structure occurs to be more stable in low ambient turbulence and low tip speed ratio
Nirav Dangi   +4 more
wiley   +1 more source

The design of an airfoil for a high-altitude, long-endurance remotely piloted vehicle [PDF]

open access: yes
Airfoil design efforts are studied. The importance of integrating airfoil and aircraft designs was demonstrated. Realistic airfoil data was provided to aid future high altitude, long endurance aircraft preliminary design.
Maughmer, Mark D., Somers, Dan M.
core   +1 more source

Flow curvature effects on dynamic behaviour of a novel vertical axis tidal current turbine: numerical and experimental analysis [PDF]

open access: yes, 2005
The paper deals with performances analysis of vertical axis turbine to exploit tidal marine currents. Flow curvature effects on performences of a novel vertical axis turbine have been investuigated. It has been shown that the flow curvature effect allows
COIRO, DOMENICO   +4 more
core   +1 more source

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, Volume 28, Issue 4, 18 February 2026.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

Adaptive Free-Form Deformation Parameterization Based on Spring Analogy Method for Aerodynamic Shape Optimization

open access: yesFluids
An adaptive Free-Form Deformation parameterization method based on a spring analogy is presented for aerodynamic shape optimization problems. The proposed method effectively incorporates the gradients of the objective and constraint functions, achieving ...
Jinxin Zhou   +3 more
doaj   +1 more source

An Inverse Design Method for Airfoils Based on Pressure Gradient Distribution

open access: yesEnergies, 2020
An airfoil inverse design method is proposed by using the pressure gradient distribution as the design target. The adjoint method is used to compute the derivatives of the design target.
Yufei Zhang, Chongyang Yan, Haixin Chen
doaj   +1 more source

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