革新拉格朗日ULH＆ULJ

关晓光

ULH： Updated Lagrangian Hencky formulation is used
ULJ： Updated Lagrangian Jaumann formulation is used
哪位大神说说此两者的本质区别呀？核心，主要的不同，谢谢啦！！！

tonnyw

Read Bathe's book. You will know all the details.

ULJ is usually used for explicit approach with requirement on the time step size while ULH for implicit approach. It is two formulations for large strain formulation.

关晓光

tonnyw 发表于 2015-5-26 03:45
Read Bathe's book. You will know all the details.

ULJ is usually used for explicit approach with r ...

thank you very much。前段时间做了个算例，发现二者之间的结果几乎same的，呵呵！