Results 81 to 90 of about 21,879 (220)

Optimization of 5-Axis milling processes based on the process models with application to airfoil machining [PDF]

, 2007
5-axis milling is widely used in machining of complex surfaces such as airfoils. Improper selection of machining parameters may cause low productivity and undesired results during machining.
Budak, Erhan, Tunc, Taner
core  

Accelerated Airfoil Optimization via a Geometry-Based Discriminator Within Particle Swarm Optimization

IEEE Access
Particle swarm optimization (PSO) is widely used for aerodynamic shape optimization; however, its practical efficiency is often limited by the high computational cost of aerodynamic evaluations and the frequent generation of geometrically unrealistic ...
Leul Walelign Michael, Abdulazez Abagero, Abera Tullu, Yoseph Mekonnen Abebe, Sunghun Jung   +4 more
doaj   +1 more source

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

Investigating dimensional and geometrical accuracy of isothermally forged blades [PDF]

, 2017
Compressor blades are one of the well-known products made of titanium alloys. They are usually manufactured by a forging process followed by a sequence of machining processes.
Hamedi, Mohsen, Mirahmadi, S. Javid
core  

CFDNet: a deep learning-based accelerator for fluid simulations

, 2020
CFD is widely used in physical system design and optimization, where it is used to predict engineering quantities of interest, such as the lift on a plane wing or the drag on a motor vehicle.
Chandramowlishwaran, Aparna, Malaya, Nicholas, Obiols-Sales, Octavi, Vishnu, Abhinav   +3 more
core   +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

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

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

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

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