Results 81 to 90 of about 21,521 (207)

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

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

Analysis of a theoretically optimized transonic airfoil [PDF]

Numerical optimization was used in conjunction with an inviscid, full potential equation, transonic flow analysis computer code to design an upper surface contour for a conventional airfoil to improve its supercritical performance.
Burdges, K. P., Lores, M. E., Shrewsbury, G. D.   +2 more
core   +1 more source

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

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  

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

Design of transonic airfoil sections using a similarity theory [PDF]

A study of the available methods for transonic airfoil and wing design indicates that the most powerful technique is the numerical optimization procedure. However, the computer time for this method is relatively large because of the amount of computation
Nixon, D.
core   +1 more source

Integrated system to perform surrogate based aerodynamic optimisation for high-lift airfoil [PDF]

, 2016
This work deals with the aerodynamics optimisation of a generic two-dimensional three element high-lift configuration. Although the high-lift system is applied only during take-off and landing in the low speed phase of the flight the cost efficiency of ...
Cross, M., Di Pasquale, Davide, Kipouros, Timoleon, Savill, Mark A., Zhu, F.   +4 more
core  

Application of numerical optimization to the design of advanced supercritical airfoils [PDF]

An application of numerical optimization to the design of advanced airfoils for transonic aircraft showed that low-drag sections can be developed for a given design Mach number without an accompanying drag increase at lower Mach numbers. This is achieved
Hicks, R. M., Johnson, R. R.
core   +1 more source