A boundary element alternating method for two-dimensional mixed-mode fracture problems
I. S. Raju, T. Krishnamurthy, United States. National Aeronautics and Space Administration. Scientific and Technical Information Program, Analytical Services & Materials, Inc, Langley Research Center
National Aeronautics and Space Administration, Scientific and Technical Information Program, 1992 - Mathematics - 37 pages
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algorithm efficient analysis analytical solution BEAM Reference Percent Boundary Element Alternating boundary element idealization boundary element method boundary element model Comparison of normalized computational aspects converged solutions convergence criteria coordinate system crack faces crack inclination angle crack lengths crack line difference value value displacements and tractions edge crack problems edge cracks emanating Element Alternating Method embedded crack fictitious crack tip finite elements Fracture Mechanics fundamental solution Intensity Factors Langley Research Center Lehigh University matrices mesh region Mixed-Mode Fracture Problems NASA nodal tractions nodes normal and tangential normalized stress-intensity factors numerical origin shift Percent BEAM Reference Percent value value procedure quadrature points Raju rectangular plate subjected Reference Percent BEAM Reference Percent value reference solution remote bending remote uniform tensile residual pressures shown in Fig Slant edge crack Somigliana's identity stress calculation subjected to remote tangential pressure distributions tangential tractions uncracked body uniform tensile stress value difference value value value difference