A fully adaptive topology optimization algorithm with goal-oriented error control (Articolo in rivista)

Type
Label
  • A fully adaptive topology optimization algorithm with goal-oriented error control (Articolo in rivista) (literal)
Anno
  • 2011-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.compstruc.2011.05.003 (literal)
Alternative label
  • Bruggi M., Verani M. (2011)
    A fully adaptive topology optimization algorithm with goal-oriented error control
    in Computers & structures; Pergamon Press, Oxford (Regno Unito)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Bruggi M., Verani M. (literal)
Pagina inizio
  • 1481 (literal)
Pagina fine
  • 1493 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 89 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 15-16 (literal)
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Meccanica Strutturale, Università di Pavia; MOX-Modelling and Scientific Computing, Dipartimento di Matematica, Politecnico di Milano (literal)
Titolo
  • A fully adaptive topology optimization algorithm with goal-oriented error control (literal)
Abstract
  • We present a fully adaptive finite element scheme, named ATOPT algorithm, to address topology optimization for minimum compliance. The algorithm performs a set of optimization loops on an underlying grid that is iteratively adapted to improve: (a) the description quality of the structural topology; (b) the accuracy of the finite element compliance approximation. Two suitable error estimators are defined to address both issues. Numerical simulations show that ATOPT algorithm achieves layouts that are in full agreement with standard results obtained on uniform fine grids, while remarkably reducing the number of design variables and the computational cost of the optimization procedure. (literal)
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