1 Introduction
2 Multiscale Analysis of Lattice Structure
2.1 Mechanical Property Evaluation Based on the Homogenization Method
2.2 Periodic Boundary Conditions (PBCs)
3 Nickel Metal Coating
3.1 Coating Process
3.2 Numerical Model of Coating
4 Multiscale Evaluation Results
4.1 Finite Element Modelling and Material Preparation
Lattice cell | |||
---|---|---|---|
\(d\)(mm) | 0.5 | 1.0 | 1.5 |
\(\eta (\mathrm{\%}\)) | 12.85 | 42.32 | 67.73 |
Young’s modulus (GPa) | Poisson’s ratio \(\upsilon\) | Density (kg/m3) | |
---|---|---|---|
Resin1 | 2.46 | 0.3 | 1100 |
Coating2 | 50 | 0.28 | 8500 |
4.2 Validation of Numerical Modeling
4.2.1 Special Case: Solid Cube with Homogenous Material
Result source | Material benchmark | Homogenization-based method |
---|---|---|
\(E\) (GPa) | 2.46 | 2.46 |