Multi-working-condition simulation automation system and method for rod structure and metamaterial structure

Abstract

The invention discloses a multi-working-condition simulation automation system and method for a rod structure and a metamaterial structure, and the system comprises a definition input module, a structure generation module, a numerical simulation calculation module and a post-processing module. A lattice mechanical metamaterial structure model is generated through a structure generation algorithm, simulation analysis of corresponding working conditions is automatically carried out, and post-processing is automatically carried out according to requirements to extract related data.

Description

technical field [0001] The present invention relates to a technology in the field of engineering design, in particular to a simulation process automation method for model generation, working condition setting, calculation analysis and result processing of a lattice mechanics metamaterial structure of a rod structure. Background technique [0002] Mechanical metamaterials are a class of materials that obtain unique mechanical properties through artificially designed structures, and have broad application prospects in advanced fields such as aerospace, machine manufacturing, robotics, and bioengineering. By designing the unit cell microstructure of mechanical metamaterials in a reasonable way, and arranging the unit cells periodically or aperiodically in space to form a macrostructure, the structure formed by mechanical metamaterials can be made to have ultra-light weight and ultra-high specific stiffness. , high flexibility, negative Poisson's ratio, controllable heat conduct...

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Problems solved by technology

[0004] The present invention aims at the defect that the existing direct discrete modeling method for the structure requires very high computer computing power and cannot be applied to the complex single-cell microstructure or the large overall structure scene, and proposes a multi-working-condition simulation automation of the rod structure metamaterial structure The system and method take the geometric parameters defining the micro and macro structures and the analysis parameters of the structure as input, generate a lattice mechanics metamaterial structure model through the structure generation algorithm, automatically perform the simulation analysis of the corresponding working conditions, and according to the requirements Automatically perform post-processing to extract relevant data

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