Manufacturing tolerant topology optimization

By Ole Sigmund. 2009

458 citations recorded by the source corpus.

Subfields: Civil and Structural Engineering, Computational Theory and Mathematics, Control and Systems Engineering

View Paper: https://www.semanticscholar.org/paper/8b54c73c1604e2e2ee9dc29f8a45bc3fa1a92cf8

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In Civil and Structural Engineering

In Computational Theory and Mathematics

In Control and Systems Engineering

Citations in the corpus

Multiple-Material Topology Optimization of Compliant Mechanisms Created Via PolyJet Three-Dimensional Printing (2014, methodology): “A robust topology optimization algorithm, modified from Sigmund [60], was used in combination with a combinatorial SIMP approach and multiphase SIMP approach to design manufacturable, multimaterial topologies.”
Doing Topology Optimization Explicitly and Geometrically—A New Moving Morphable Components Based Framework (2014, background): “t computational framework, possible uncertainties of the components shapes usually arising from manufacture errors 12 can also be dealt with in a relatively direct way compared to existing approaches [16, 17, 18]. Finally, it is also worth noting that the complete independence of the optimization mo”
On projection methods, convergence and robust formulations in topology optimization (2011, methodology): “Following similar idea as in Sigmund (2009) dilated ¯ intermediate ¯ ρ i and eroded ¯ ρ e designs can be formulated utilizing the threshold projection with thresholds η ,0 . 5a nd 1 − η, respectively.”
Robust topology optimization accounting for misplacement of material (2012, methodology): “The present probabilistic approach can be combined with a random threshold η(θ) (Wang et al. 2011b; Sigmund 2009; Schevenels et al. 2011) in order to obtain designs which are robust with respect to misalignment of material and possess a minimum length scale.”
An explicit parameterization for casting constraints in gradient driven topology optimization (2011, background): “Lately the imposition of minimum length scales (Guest 2009) and manufacturing tolerant designs (Sigmund 2009; Wang et al. 2010) have been investigated.”
Efficient topology optimization in MATLAB using 88 lines of code (2011, methodology): “This can be avoided by using a more advanced filter such as the morphological close-open or open-close filter (Sigmund, 2007) or by following a robust approach in the formulation of the optimization problem (Sigmund, 2009; Wang et al, 2010).”
Topology optimization based on moving deformable components: A new computational framework (2014, result): “12 can also be dealt with in a relatively direct way compared to existing approaches [16-18].”
Design of manufacturable 3D extremal elastic microstructure (2014, methodology): “Manufacturable designs can be obtained using the approach suggested in Sigmund (2009), Wang et al. (2011), which is referred to as deterministic robust formulation.”
Robust topology optimization of photonic crystal waveguides with tailored dispersion properties (2011, background): “In order to realize the desired design robustness, the underetched structure (dilated design, ρd), normal etched structure (intermediate design, ρi) and overetched structure (eroded design, ρe) in the manufacturing process can be considered with a min-max optimization formulation [23].”