Results 81 to 90 of about 1,824,132 (206)

The quest for a truly parsimonious airfoil parameterisation scheme

, 2008
The conceptual phase of the aircraft design process demands a parsimonious description of the airframe geometry. While there is no hard and fast upper limit on the affordable number of variables, the so-called 'curse of dimensionality' must always be ...
Sóbester, András, Barrett, Thomas
core   +1 more source

Enhanced Airfoil Design Optimization Using Hybrid Geometric Neural Networks and Deep Symbiotic Genetic Algorithms

Applied Sciences
Optimal airfoil design remains a critical challenge in aerodynamic engineering, with traditional methods requiring extensive computational resources and iterative processes.
Özlem Batur Dinler
doaj   +1 more source

Research of multi-point infill criteria based on multi-objective optimization front and its application on aerodynamic shape optimization

Advances in Mechanical Engineering, 2017
In this article, efficient multi-point infill criteria based on multi-objective optimization front and its applications on analytic functions and airfoil aerodynamic shape optimization are researched.
Yang Ma, Wei Zhou, Qilong Han
doaj   +1 more source

Aerothermodynamic Optimization of Aerospace Plane Airfoil Leading Edge

Journal of Aerospace Technology and Management, 2017
Aiming to mitigate the aerodynamic heating during hypersonic re-entry, the aerothermodynamic optimization of aerospace plane airfoil leading edge is conducted.
Chen Zhou, Zhijin Wang, Jiaoyang Zhi, Anatolii Kretov   +3 more
doaj  

Low-Speed Airfoil Optimization for Improved Off-Design Performance

Aerospace
The advancement of computational capabilities has allowed for more efficient airfoil analysis and design. Consequently, it has become possible to expand the design space and explore new geometries and configurations.
Guilherme F. S. Pangas, Pedro V. Gamboa
doaj   +1 more source

OPTIMASI AIRFOIL MENGGUNAKAN PARTICLE SWARM DENGAN PARAMETERISASI CST (CLASS SHAPE TRANSFORMATION)

Simetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2017
Airfoil merupakan profil penampang yang diaplikasikan pada sarana transportasi maupun pembangkit energi sebagai penampang sudu turbin. Airfoil yang dirancang diharapkan menghasilkan gaya angkat (lift) maksimal namun gaya hambat (drag) seminimal mungkin ...
Eva Hertnacahyani Herraprastanti
doaj   +1 more source

Design Exploration of the NACA Airfoil Family Using High-Fidelity CFD Analysis [PDF]

INCAS Bulletin
As the aviation industry continues to prioritize sustainability, enhancing aerodynamic efficiency remains a central goal in reducing environmental impact.
Mihai-Vladut HOTHAZIE, Daniel-Eugeniu CRUNTEANU, Mihai-Victor PRICOP, Ionut BUNESCU, Mara-Florina NEGOITA, Mihaita-Gilbert STOICAN   +5 more
doaj   +1 more source

Multi-Size-Mesh, Multi-Time-Step Algorithm for Noise Computation on Curvilinear Meshes [PDF]

, 2013
Aeroacoustic problems are often multi-scale and a zonal refinement technique is thus desirable to reduce computational effort while preserving low dissipation and low dispersion errors from the numerical scheme.
CORRE, Christophe, LE GARREC, Thomas, GLOERFELT, Xavier, Corre, Christophe Eric   +3 more
core   +1 more source

Applications and enhancements of aircraft design optimization techniques

, 2012
The aircraft industry has been at the forefront in developing design optimization strategies ever since the advent of high performance computing. Thanks to the large computational resources now available, many new as well as more mature optimization ...
Powell, Stephen
core   +1 more source

Multi-objective optimal design of airfoil based on multi-island genetic algorithm

Zhongguo Jianchuan Yanjiu
ObjectivesA multi-objective optimization algorithm is proposed to address the problem of the complex operating conditions of large horizontal axis hydraulic turbine blades.
Zhiyang ZHANG, Xu LIU, Linyan WU, Shaohua CHEN, Weixing LIU, Lin CUI   +5 more
doaj   +1 more source