Mixed-variable topology optimization for shell-infill structures with adaptive coating thickness

• Published in: Computer aided design Vol. 189; p. 103943
• Main Authors: Gao, Junfeng, Yang, Zihao, Liang, Yuan, Zhang, Yongcun, Liu, Kangjie
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.12.2025
• Subjects: Coated structures; Mixed-variable topology optimization; Non-uniform coating thickness; Shell-infill structures; Coated structures; Shell-infill structures; Mixed-variable topology optimization; Non-uniform coating thickness

•A mixed-variable topology optimization method is proposed to design the base topology and adaptive coating thickness of shell-infill structures.•Discrete variable optimization is used to determine the structure's topology with a uniform coating thickness and a clear coating interface in each i...