【讨论】anybody knows how?

johnyan

The following sentence is from Example Problems Manual Standard
1.4.4
  
Just want to know how to realize the last sentence. Anybody knows?
  
The loading sequence adopted above outlines a way in which the CMOD measurements can be simulated without encountering the situation in which the COD is measured beyond the bound of the specimen, which would lead to an error message. In this example, the loads at which the crack-tip nodes debonded were known a priori. In general, such information may not be available, and the "restart capabilities in ABAQUS can be used to determine the load at which the fracture criterion is satisfied".