From: Enriched continuum for multi-scale transient diffusion coupled to mechanics
Parameter | Symbol | Value | Units |
---|---|---|---|
RVE length | \( \ell \) | 1.0 | (mm) |
Inclusion diameter | \( \ell _i \) | 0.3 | (mm) |
Inclusion volume fraction | \( V_{f_i} \) | \( \sim \)Â 0.5 | Â |
Maximum attainable concentration in inclusion [42] | \( c_{\max } \) | 24,161 | (\(\hbox {mol m}^{-3}\)) |
Minimum attainable concentration in inclusion [42] | \( c_0 = 0.19 c_{\max } \) | 4590.59 | (\(\hbox {mol m}^{-3}\)) |
Absolute temperature | \( T_0 \) | 298 | (K) |
Boltzmann constant | \( k_b \) | \(1.3806\times 10^{-23}\) | (\(\hbox {m}^{2}\, \hbox {kg s}^{-2} \, \hbox {K}^{-1}\)) |
Inclusion chemical modulus [28] | \( \Lambda _i = k_b T_0 / c_0\) | 10,202 | (\(\hbox {J m}^{-3}/(\hbox {mol m}^{-3})^2 \)) |
Maximum chemical potential in inclusion | \( \mu _{\max }=\Lambda _i(c_{\max }-c_0)\) | \(1.99\times 10^{8}\) | (\(\hbox {J }/ \hbox {m}^{-3}/(\hbox {mol m}^{-3} )\)) |
Matrix diffusivity [28] | \( {\mathcal {D}}_m \) | \(6\times 10^{-11}\) | (\(\hbox {m}^{2}\, \hbox {s}^{-1}\)) |
Inclusion diffusivity [28] | \( {\mathcal {D}}_i \) | \(1\times 10^{-16}\) | (\(\hbox {m}^{2}\, \hbox {s}^{-1}\)) |
Matrix characteristic time | \( t_m = \frac{\ell ^2}{{\mathcal {D}}_m} \) | \(1.6\times 10^{4}\) | (s) |
Inclusion characteristic time | \( t_i = \frac{\ell _i^2}{{\mathcal {D}}_i} \) | \(3\times 10^{12}\) | (s) |
Matrix Young’s modulus [42] | \( E_m \) | 1 | (GPa) |
Inclusion Young’s modulus [42] | \( E_i \) | 10 | (GPa) |
Poisson’s ratio [42] | \( \nu _m\ \& \ \nu _i \) | 0.3 |  |
Inclusions partial molar volume [42] | \( \gamma \) | \(3.497 \times 10^{-6}\) | (\(\hbox {m}^{-3}\, \hbox {mol}^{-1}\)) |
Number of elements | Â | 25,498 TRI3 | Â |
Number of nodes | Â | 12,494 | Â |
Total loading time | T | \( 0.1 t_i \) | (s) |
Loading frequency | \( \omega \) | 1 | (Hz) |