Stress intensity factors and weight functions

摘要: Chapter 1 - Stress intensity factors and weight functions Mode-1 for one-dimensional cracks 2 The extended Petroski-Achenbach method (PAM) Approximate a component with an external crack procedure components internal Modification of the Extension approximate to rotationally-symmetric problems 3 direct adjustment (DAM) Direct function reference stress geometric conditions Approximative in mode-ll loading mixed-mode 4 Accuracy, convergence improvement procedures infinite body edge semi-infinite Highly-accurate edgecracked Edge disc Concluding remarks 5 Two-dimensional Fundamental relations Determination semi-elliptical surface by factor solutions two-terms derived from one case 6 Mode-l plates bars General Influence boundary edge-cracked semiinfinite plate Compact tension specimen Double Cantilever Beam Internal through-the-thickness Crack finite width parallel edges 7 Weigh remote tractions Airy Weight under 8 Cracks tubes Tube circumferential axial 9 circular discs based on BCM computations Round-CT-specimen 10 front notches Stresses at elliptical small root Special case: Circular hole 11 Rectangular ahead sharp 12 Mode-ll cracked Mixed-mode 3-point bending Goemetric oblique edge-cracks 13 near interfaces subinterface between two nornal interface gradient materials 14 Multiple arrays bodies Semiinfinite periodical 15 Semielliptical flat Local Averaged Partially circle shaped 16 Embedded 17 Surface rods shape Semi-elliptical Almond Sickle 18 Axial Circumferential void annular 19 Displacements Compliance Calculation opening displacements Green's 20 applications residual stresses displacement measurements phase-transformation tips transformation-toughened ceramics Computation inclusions thermalshock 21 References 22 Appendix