Results 41 to 50 of about 706,642 (347)

Genetic algorithms with elitism-based immigrants for dynamic load balanced clustering problem in mobile ad hoc networks [PDF]

open access: yes, 2011
This article is posted here with permission of IEEE - Copyright @ 2011 IEEEIn recent years, the static shortest path (SP) problem has been well addressed using intelligent optimization techniques, e.g., artificial neural networks, genetic algorithms (GAs)
Cheng, H, Yang, S
core   +1 more source

3D Topology Optimization of Fixed Offshore Structure and Experimental Validation

open access: yes한국해양공학회지, 2020
In this study, we performed a three-dimensional (3D) topology optimization of a fixed offshore structure to enhance its structural stiffness. The proposed topology optimization is based on the solid isotropic material with penalization (SIMP) method ...
Hyun-Seok Kim   +3 more
doaj   +1 more source

Genetic algorithms with elitism-based immigrants for dynamic shortest path problem in mobile ad hoc networks [PDF]

open access: yes, 2009
This article is posted here with permission from the IEEE - Copyright @ 2009 IEEEIn recent years, the static shortest path (SP) problem has been well addressed using intelligent optimization techniques, e.g., artificial neural networks (ANNs), genetic ...
Cheng, H, Yang, S
core   +2 more sources

Topological Optimization of Continuum Structure based on ANSYS

open access: yesMATEC Web of Conferences, 2017
Topology optimization is at the phase of structural concept design and the result of it is foundation for succeeding design, therefore, structural topology optimization is more important to engineering design. in this thesis, in order to seek the optimal
Li Xue-ping   +2 more
doaj   +1 more source

Design of Selective Laser Melting (SLM) Structures: Consideration of Different Material Properties in Multiple Surface Layers Resulting from the Manufacturing in a Topology Optimization

open access: yesAlgorithms, 2022
Topology optimization offers a possibility to derive load-compliant structures. These structures tend to be complex, and conventional manufacturing offers only limited possibilities for their production.
Jan Holoch   +3 more
doaj   +1 more source

Orientation Optimization Based on Topological Derivatives in Cooperation with Multi-Material Topology Optimization Based on Extended Level Set Method [PDF]

open access: yesarXiv, 2023
This paper provides an orientation angle optimization method for the design of fiber-reinforced composite materials using topology optimization. The orientation angle optimization is based on a topological derivative, which measures the sensitivity of an objective function with respect to a topological change of anisotropic materials.
arxiv  

Constraint interface preconditioning for topology optimization problems [PDF]

open access: yes, 2015
The discretization of constrained nonlinear optimization problems arising in the field of topology optimization yields algebraic systems which are challenging to solve in practice, due to pathological ill-conditioning, strong nonlinearity and size.
Kocvara, Michal   +2 more
core   +2 more sources

Simultaneous optimization of shape and topology for solid structure (Proposal of a topology optimization method with variable design domain)

open access: yesNihon Kikai Gakkai ronbunshu
Since the optimization results obtained by topology optimization depend on the size of the design domain, it is desirable to optimize the design domain as well during topology optimization.
Daiki YAMANE, Masatoshi SHIMODA
doaj   +1 more source

An engineering constraint method for continuum structural topology optimization

open access: yesAdvances in Mechanical Engineering, 2017
Manufacturing and machining property are the most important features of structures. The product with good processing property is not only to decrease its costs but also to increase its efficiency. It is very difficult to design and machine because of the
Jianfeng Zhu, Xiaokai Chen
doaj   +1 more source

Topology Optimization with Explicit Components Considering Stress Constraints

open access: yesApplied Sciences
Topology optimization focuses on the conceptual design of structures, characterized by a large optimization space and a significant impact on structural performance, and has been widely applied in industrial fields such as aviation and aerospace. However,
Yubao Ma   +3 more
doaj   +1 more source

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