..., they overlook the constraints imposed by the selective laser melting process for metal materials. Design/methodology/approach This paper proposes a variable density lattice filling optimization method based on topology optimization. The internal space remaining after shell extraction is designated...

... analysis of publication trends and a thematic synthesis of design methods, AM processes and functional outcomes across various domains. Findings The review identifies emerging trends in function-driven AM, including topology optimization with manufacturability constraints, functionally graded...

... Publishing Limited Licensed re-use rights only Sheet-based TPMS CFRP ANN Topology optimization Multi-objective Lattice structures and composites have gained significant attention in topology optimization because of their exceptional mechanical properties and energy absorption (EA...

... structures based on topology optimization, modifications to the density method proposed by Bruns and Tortorelli. To validate the advantages of the proposed theoretical design, the method is compared with existing approaches under the same working conditions. A simulation model was developed, and the results...

... design methodologies, including topology optimization (TO) and design for additive manufacturing (DfAM). Design/methodology/approach A transtibial prosthetic socket was digitally modeled from image data of the residual limb of an amputee and fabricated using acrylonitrile butadiene styrene (ABS...

...Jian Wang; Yan Zhang; Xiaoyu Wang; Nan Zhu; Wei-Hsin Liao; Qiang Gao Purpose This study aims to present a novel topology optimization method for effectively minimizing the frequency response over a given frequency interval considering anisotropic features and fiber angles simultaneously. Design...

...Maede Mohseni; Saeed Khodaygan Purpose This paper aims to improve the manufacturability of additive manufacturing (AM) for topology-optimized (TO) structures. Enhancement of manufacturability focuses on modifying geometric constraints and classifying the building orientation (BO) of AM parts...

...Hansu Kim; Luke Crispo; Anuj Patel; Nicholas Galley; Si Mo Yeon; Yong Son; Il Yong Kim Purpose The lightweight design of aircraft seats can significantly improve fuel efficiency and reduce greenhouse gas emissions. Metal additive manufacturing (MAM) can produce lightweight topology-optimized...

... and ribs was used to validate a finite element framework that was used to study the aeroelastic performance of five wing models. As a computationally efficient optimization method, homogenization-based topology optimization was used to generate four different lattice internal structures for the wing...

... Emerald Publishing Limited Licensed re-use rights only Additive manufacturing Design for additive manufacturing Topology optimization Generative design Lattice structure generation Automotive component Additive manufacturing (AM) has become a widely used method for producing industry...

... splint fabrication to assist evaluation of weight reduction percentage, fitting aesthetics, appearance, comfort, practicality and ventilation ease at the user end. Findings AM efficacy can efficiently execute the design complexity involved in the topology optimization (TO) results and introduces...

...Tiago Proença; Frederico Afonso; Fernando Lau; Hugo Policarpo; João Lourenço Purpose The purpose of this paper is to evaluate the impact of different Additive Manufacturing (AM) orientations on the structural behavior of topologically optimized wings for Unmanned Aerial Systems (UAS), which might...

... for manufacturing via AM. Design/methodology/approach A benchmark topology optimization (TO) problem was solved for compliance minimization of a thick beam in three-point bending and the resulting geometry was printed using fused filament fabrication. The optimized geometry was printed using a variety of infill...

... and production by developing a new workflow in which computer graphics, topology optimization and advanced manufacturing are integrated to achieve innovative outcomes. Design/methodology/approach Workflow development is conducted by exploring state-of-the-art computational and manufacturing technologies...

... in topology optimization (TO) has reduced the difference in the optimized geometry from what can be physically realized. As the reinterpretation stage inevitably deviates from the optimal geometry, each progression in the optimization code that renders the final solution more realistic is beneficial. Despite...

... particle swarm optimization (PSO) and greedy strategy is proposed to address the topology optimization of the tree-shaped support structures, where the improved PSO is different from traditional PSO by integrating the best component of different particles into the global best particle. In addition...

...Ondřej Vaverka; Daniel Koutny; David Palousek Purpose This paper aims to present the design process, manufacturing and testing of a prototype of an axle carrier for Formula Student race car. The axle carrier is topologically optimized and additively manufactured using selective laser melting (SLM...

... problem is the unknown mechanical property of the printed objects. The second problem is the lack of simulation results to predict stresses and deformations in the multi-material-based 3D printed objects. The third problem is the lack of shape, size and topology optimization methods to reduce the cost...

...Hassan Rezayat; Jared Richard Bell; Alex J. Plotkowski; Sudarsanam S. Babu Purpose The purpose of this paper is to introduce the multi-solution nature of topology optimization (TO) as a design tool for additive manufacturing (AM). The sensitivity of topologically optimized parts and manufacturing...

...Matthijs Langelaar Purpose The purpose of this paper is to communicate a method to perform simultaneous topology optimization of component and support structures considering typical metal additive manufacturing (AM) restrictions and post-print machining requirements. Design/methodology/approach...