纳入残余应力时不同拘束下DMWJ的断裂行为
吴进, 杨杰, 陈浩峰

Fracture Behavior of DMWJ Under Different Constraints Considering Residual Stress
WU Jin, YANG Jie, CHEN Haofeng
图4 有限元数值计算的2个步骤
Fig.4 Two steps of finite element numerical calculation (RP—reference point)
(a) crack tip stress fields are obtained by preloading
(b) fracture behavior is obtained by pressing down the loading roller