Research Article

Two-Dimensional Fracture Mechanics Analysis Using a Single-Domain Boundary Element Method

Table 5

Normalized SIFs of mode I for a cracked body under its own weight.

Exact Sol.Numerical Sol.
Sih (1973) [46]Ostanin et al. (2011) [47]This study
Diff. (%) Diff. (%)

0.050.7930.7950.250.7950.25
0.101.1211.1250.351.1240.27
0.151.3731.3810.581.3790.44
0.201.5851.6000.941.5910.38
0.251.7721.7981.51.7790.40
0.301.9421.9802.01.9560.72
0.352.0972.5142.72.0850.57
0.402.2422.3213.52.2300.54
0.452.3782.4844.92.3680.80
0.502.5072.6445.52.4502.27