Level set-based topology optimization with overhang constraint: towards support-free additive manufacturing

DOI10.1016/j.cma.2018.04.040zbMath1440.74317OpenAlexW2803282658MaRDI QIDQ1986269

Yaguang Wang, Jincheng Gao, Zhan Kang

Publication date: 8 April 2020

Published in: Computer Methods in Applied Mechanics and Engineering (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.cma.2018.04.040

zbMATH Keywords

level settopology optimizationadditive manufacturinggeometrical constraintoverhang

Mathematics Subject Classification ID

Topological methods for optimization problems in solid mechanics (74P15)

Related Items (18)

Part and supports optimization in metal powder bed additive manufacturing using simplified process simulation ⋮ Topology optimization of multi-material structures with explicitly graded interfaces ⋮ Self-support topology optimization considering distortion for metal additive manufacturing ⋮ Additive manufacturing applications of phase‐field‐based topology optimization using adaptive isogeometric analysis ⋮ Design of optimal truss components for fabrication via multi-axis additive manufacturing ⋮ Topology optimization with geometric constraints for additive manufacturing based on coupled fictitious physical model ⋮ Structural topology optimization for additive manufacturing with free choice of self-supporting and infill-supporting structures ⋮ Concurrent two-scale topological design of multiple unit cells and structure using combined velocity field level set and density model ⋮ Design concepts for generating optimised lattice structures aligned with strain trajectories ⋮ Self-supporting structure design with feature-driven optimization approach for additive manufacturing ⋮ Additive manufacturing oriented topology optimization of structures with self-supported enclosed voids ⋮ Topology optimization of self-supporting structures for additive manufacturing with B-spline parameterization ⋮ Topology Optimization of Micro-Structured Materials Featured with the Specific Mechanical Properties ⋮ Simultaneous optimization of build orientation and topology for self-supported enclosed voids in additive manufacturing ⋮ Topology optimization of additively manufactured fluidic components free of internal support structures ⋮ Concurrent topology optimization of shells with self-supporting infills for additive manufacturing ⋮ A second-order measure of boundary oscillations for overhang control in topology optimization ⋮ Peridynamics topology optimization of three-dimensional structures with surface cracks for additive manufacturing

Cites Work

• Simultaneous design of components layout and supporting structures using coupled shape and topology optimization technique
• Integrated topology optimization with embedded movable holes based on combined description by material density and level sets
• A semi-implicit level set method for structural shape and topology optimization
• Generating optimal topologies in structural design using a homogenization method
• Structural optimization using sensitivity analysis and a level-set method.
• Material interpolation schemes in topology optimization
• Structural optimization under overhang constraints imposed by additive manufacturing technologies
• A level set method for structural topology optimization.
• Structural topology optimization with minimum distance control of multiphase embedded components by level set method
• Length scale control for structural optimization by level sets
• Constraints of distance from boundary to skeleton: for the control of length scale in level set based structural topology optimization
• Evolutionary Topology Optimization of Continuum Structures
• Achieving minimum length scale in topology optimization using nodal design variables and projection functions

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