Results 31 to 40 of about 333,273 (342)

Topology optimization of turbulent flows [PDF]

open access: yesComputer Methods in Applied Mechanics and Engineering, 2018
Abstract The aim of this work is to present a fast and viable approach for taking into account turbulence in topology optimization of complex fluid flow systems, without resorting to any simplifying assumptions in the derivation of discrete adjoints. Topology optimization is an iterative gradient-based design process which minimizes an objective and ...
Cetin B. Dilgen   +4 more
openaire   +4 more sources

3-D topology optimization of single-pole-type head by using design sensitivity analysis [PDF]

open access: yes, 2006
It is necessary to develop a write head having a large recording field and small stray field in adjacent tracks and adjacent bits in perpendicular magnetic recording systems.
Akiyama, Koji   +2 more
core   +1 more source

On the Virtual Element Method for Topology Optimization on polygonal meshes: a numerical study [PDF]

open access: yes, 2016
It is well known that the solution of topology optimization problems may be affected both by the geometric properties of the computational mesh, which can steer the minimization process towards local (and non-physical) minima, and by the accuracy of the ...
Antonietti, Paola F.   +3 more
core   +2 more sources

Optimal topological spin pump [PDF]

open access: yesPhysical Review B, 2010
4 pages, 2 ...
Dganit Meidan   +2 more
openaire   +3 more sources

Robust topology optimization of three-dimensional photonic-crystal band-gap structures [PDF]

open access: yes, 2014
We perform full 3D topology optimization (in which "every voxel" of the unit cell is a degree of freedom) of photonic-crystal structures in order to find optimal omnidirectional band gaps for various symmetry groups, including fcc (including diamond ...
Freund, Robert M.   +4 more
core   +2 more sources

Topology optimization using artificial intelligence

open access: yesIncertitudes et Fiabilité des Systèmes Multiphysiques
An analysis of topology optimization employing deep learning, namely Generative Adversarial Networks (GANs), and topology optimization utilizing the Solid Isotropic Material with Penalization (SIMP) method is presented in this research.
Ahmed Ait Ouchaoui   +2 more
doaj   +1 more source

Self-supporting structure design in additive manufacturing through explicit topology optimization

open access: yes, 2017
One of the challenging issues in additive manufacturing (AM) oriented topology optimization is how to design structures that are self-supportive in a manufacture process without introducing additional supporting materials. In the present contribution, it
Du, Zongliang   +5 more
core   +1 more source

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

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

Total variation regularization of multi-material topology optimization [PDF]

open access: yes, 2018
This work is concerned with the determination of the diffusion coefficient from distributed data of the state. This problem is related to homogenization theory on the one hand and to regularization theory on the other hand.
Clason, Christian   +2 more
core   +2 more sources

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