Table 6 Influence of enrichment radii on the computation of SIFs for square plate with round hole and two cracks, \(R/L=0.1\)
\(\frac{\varvec{l}}{\varvec{L}}\) | Normalized SIFs | Left crack | Right crack | ||||
|---|---|---|---|---|---|---|---|
\(\varvec{E}_{\varvec{R}}\) | \(\varvec{E}_{\varvec{R}}\) | ||||||
0.2 | 0.15 | 0.1 | 0.2 | 0.15 | 0.1 | ||
0.5 | \(K_{II}^{\mathrm{norm}}\) | 0.219244 | 0.219256 | 0.219357 | \(-\) 0.219244 | \(-\) 0.219256 | \(-\) 0.219357 |
0.6 | \(K_{II}^{\mathrm{norm}}\) | 0.273149 | 0.273162 | 0.273056 | \(-\) 0.273149 | \(-\) 0.273162 | \(-\) 0.273056 |