Using the interpolationmodels for both singular crack tip elements and other crack linear elements, the boundary element formulas of the torsion rigidity and stress intensity factors were given.
利用裂纹尖端的奇异元和线性元插值模型,给出了扭转刚度和应力强度因子的边界元计算公式。
3
Because BSCB models main drawback is slow calculation, this paper proposes selective adaptive interpolation algorithm based on diffusivity function.