The virtualcrack extension method has been utilized to simulate the J-integral of non-uniform welded joints.
采用虚拟裂纹扩展法对焊接接头力学不均匀体的断裂参量J积分进行了数值模拟分析。
2
The strain energy release rate of the crack propagation was calculated by using virtualcrack closure technique, and fatigue life was forecasted.
采用虚拟裂纹闭合技术计算裂纹扩展的应变能释放率，并对裂纹扩展寿命进行计算。
3
In this paper, a modified VCCT (VirtualCrack Close Technology) is developed to compute strain energy release rates of tire belt (a kind of composite structure) under different delamination lengths.