ABAQUS中Truss单元预应力的两种施加方法(2)

*Step, name=Step-1, nlgeom=YES, inc=1000 Apply gravity load

** the default value of stabilize value is 2.0E-4 **Static, stabilize=2E-4 *Static, stabilize=2E-10 0.01, 1., 1e-05, 1.

** Name: GRAVITY-1 Type: Gravity *Dload

ELALL, GRAV, 9.8, 0., -1. **

** OUTPUT REQUESTS **

*Restart, write, number interval=1, time marks=NO *Output, field, variable=PRESELECT *Output, history, variable=PRESELECT ALLSD , ALLIE

*Node print, nset = mid, freq = 1000 U,

*EL PRINT, ELSET=EL_OUT, freq = 1000 S *End Step **

*Step, name=Step-2, nlgeom=YES, inc=1000 Recovery *Static

0.01, 1., 1e-05, 1. *End Step

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