*IMPORT,UPDATE=NO,STATE=NO ONE *EQUATION ** Since the S11 output is Cauchy or true stress, we need to ** determine the nominal stress for post-processing. ** Nodes 3,6,7 are tied to node 2 in dof 1 so that: ** Nominal stress (dof 1) = RF1 (@ node 2) / Original area ** (w/c is 1 x 1 = 1) 2 FACE42,1,1, 2,1,-1 *EQUATION 2 FACE52,2,1,3,2,-1 *PREPRINT, MODEL=YES *STEP,NLGEOM,INC=20 *STATIC,DIRECT 1.,20. *BOUNDARY FACE1,3 FACE3,2 FACE6,1 FACE4,1,1,2.5 *OUTPUT,HISTORY *NODE OUTPUT,NSET=FACE4 U,RF *ELEMENT OUTPUT,ELSET=ONE S, DMENER, SENER *END STEP *STEP,NLGEOM,INC=20 *STATIC,DIRECT 1.,20. *BOUNDARY FACE1,3 FACE3,2 FACE6,1 FACE4,1,1,0. *END STEP