Skip to main content

Table 2 Strain energy (U) and mode I stress intensity Factor (\(K_I\)) computed with HNA Abaqus-ISET and the non-intrusive static condensation algorithm presented in [12]

From: A hierarchical non-intrusive algorithm for the generalized finite element method

Method Element type \(\varvec{K_I}\) U \(\varvec{(E-5)}\) \(\varvec{e^r(K_I)(\%)}\) \(\varvec{e^r(U)(\%)}\)
Reference 3.0796 5.55154
Static Cond. TET4 2.244 5.114 27.143 7.8729
HNA Abaqus-ISET TET4 2.230 5.108 27.59 7.981
Static Cond. TET10 2.885 5.348 6.3266 3.6659
HNA Abaqus-ISET TET10 2.875 5.342 6.632 3.77
HNA Abaqus-ISET HEX20 3.052 5.380 0.891 3.093
  1. The element type used in the global problems of the GFEM\(^\text {gl}\) is also listed