First and second order unconditionally energy stable schemes for topology optimization based on phase field method

作者：

Highlights：

• We presented the first and second-order accurate schemes for topology optimization.

• We proved unconditional-energy stability of the proposed schemes in analysis.

• The proposed method is efficient, robust and easy to implement.

摘要

•We presented the first and second-order accurate schemes for topology optimization.•We proved unconditional-energy stability of the proposed schemes in analysis.•The proposed method is efficient, robust and easy to implement.

论文关键词：Topology optimization,Phase field method,Second order,Unconditional energy stability

论文评审过程：Received 31 December 2020, Revised 22 March 2021, Accepted 1 April 2021, Available online 17 April 2021, Version of Record 17 April 2021.

论文官网地址：https://doi.org/10.1016/j.amc.2021.126267