*HEADING
 PRELOADING TEST
 THE SUBSTRUCTURE GENERATION FILE psuppre1_gen1.INP SHOULD BE RUN FIRST
******************
** GLOBAL MODEL **
******************
*NODE,NSET=NALL
2, 1.0, 0.0
*ELEMENT,TYPE=Z1,ELSET=SUPER, FILE=psuppre1_gen1
1, 2
*SUBSTRUCTURE PROPERTY,ELSET=SUPER
*RESTART,WRITE
***********************
** PERTURBATION STEP **
***********************
*STEP,PERTURBATION
*STATIC
1.0,1.0
*SLOAD
1, PULL, 1000.
*BOUNDARY
2,2
*OUTPUT,FIELD,VAR=PRESELECT
*SUBSTRUCTURE PATH,ENTER ELEMENT=1
*OUTPUT,FIELD,VAR=PRESELECT
*EL PRINT,FREQ=999
S,E,EE,PE
*NODE PRINT,FREQ=999
U,RF
*EL FILE,FREQ=999
S,E,EE
*SUBSTRUCTURE PATH,LEAVE
*END STEP
******************
** GENERAL STEP **
******************
*STEP
*STATIC
1.0,1.0
*SLOAD
1, PULL, 1000.
*BOUNDARY
2,2
*OUTPUT,FIELD,VAR=PRESELECT
*SUBSTRUCTURE PATH,ENTER ELEMENT=1
*OUTPUT,FIELD,VAR=PRESELECT
*EL PRINT,FREQ=999
S,E,EE,PE
*NODE PRINT,FREQ=999
U,RF
*EL FILE,FREQ=999
S,E,EE,PE
*SUBSTRUCTURE PATH,LEAVE
*END STEP
******************
** GENERAL STEP **
******************
*STEP
*STATIC
1.0,1.0
*SLOAD
1, PULL, 31000.
*SUBSTRUCTURE PATH,ENTER ELEMENT=1
*OUTPUT,FIELD,VAR=PRESELECT
*EL PRINT,FREQ=999
S,E,EE,PE
*NODE PRINT,FREQ=999
U,RF
*EL FILE,FREQ=999
S,E,EE,PE
*SUBSTRUCTURE PATH,LEAVE
*END STEP