Homogenization Topology Optimization Method Based on Continuous Field
Joint Authors
Ma, Z.-D.
Long, Kai
Zhao, Hongwei
Source
Advances in Mechanical Engineering
Issue
Vol. 2010, Issue 2010 (31 Dec. 2010), pp.1-7, 7 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2011-01-16
Country of Publication
Egypt
No. of Pages
7
Main Subjects
Abstract EN
In order to overcome numerical instabilities such as checkerboards, meshdependence in topology optimization of continuum structures, a new implementation combined with homogenization method without introducing any additional constraint parameter is presented.
To overcome the shortcoming of continuous material distribution by the introduction of finite element approximation, moving least square or modified filter functions are adopted as interpolation function.
The method can be viewed as a nature extension of node-based homogenization method and named as material point homogenization method.
Continuous size field and continuous density field are constructed, and structural responses' sensitivities are derived.
Several representative numerical examples are presented to demonstrate the capability and the efficiency of the proposed approach against some classes of numerical instabilities.
American Psychological Association (APA)
Zhao, Hongwei& Long, Kai& Ma, Z.-D.. 2011. Homogenization Topology Optimization Method Based on Continuous Field. Advances in Mechanical Engineering،Vol. 2010, no. 2010, pp.1-7.
https://search.emarefa.net/detail/BIM-478891
Modern Language Association (MLA)
Zhao, Hongwei…[et al.]. Homogenization Topology Optimization Method Based on Continuous Field. Advances in Mechanical Engineering No. 2010 (2010), pp.1-7.
https://search.emarefa.net/detail/BIM-478891
American Medical Association (AMA)
Zhao, Hongwei& Long, Kai& Ma, Z.-D.. Homogenization Topology Optimization Method Based on Continuous Field. Advances in Mechanical Engineering. 2011. Vol. 2010, no. 2010, pp.1-7.
https://search.emarefa.net/detail/BIM-478891
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-478891