*HEADING
: MEMBRANE PATCH TEST  [CPEG4]
*PREPRINT,ECHO=YES,HISTORY=NO,MODEL=NO
*NODE
1000,0,0,0
10,0,0
20,.24,0.
30,.24,.12
40,0.,.12
50,.12,0.
60,.24,.06
70,.12,.12
80,.0,.06
102,.04,.02
104,.18,.03
204,.16,.08
202,.08,.08
*NGEN
102,104
202,204
102,202,50
104,204,50
10,102,46
40,202,81
30,204,87
20,104,42
*ELEMENT,TYPE=CPEG4,ELSET=EALL
1, 10, 20,104,102
2, 10,102,202, 40
3,102,104,204,202
4,104, 20, 30,204
5,202,204, 30, 40
*ELSET,ELSET=EL3
3,
*SOLID SECTION,MATERIAL=A1,ELSET=EALL,REFNODE=1000
.001, 
*MATERIAL,NAME=A1
*ELASTIC,TYPE=ISOTROPIC
1.E6,.25
*NSET,NSET=SIDES,GENERATE
10,80,10
*STEP,PERTURBATION
*STATIC
*BOUNDARY
1000,3,5
10,1,2
20,1,,.24E-3
20,2,,.12E-3
30,1,,.3E-3
30,2,,.24E-3
40,1,,.06E-3
40,2,,.12E-3
*ENERGY FILE
*OUTPUT,HISTORY,FREQUENCY=1
*ENERGY OUTPUT,VARIABLE=PRESELECT
*ENERGY PRINT
*EL PRINT
 S, 
 E, 
*EL PRINT,POSITION=NODES
 S, 
 E, 
*EL PRINT,POSITION=AVERAGED AT NODES
 S, 
 E, 
*EL PRINT,POSITION=CENTROID
 S, 
 E, 
*EL FILE
 S, 
 E, 
*OUTPUT,FIELD
*ELEMENT OUTPUT
 S, 
 E, 
*EL FILE,POSITION=NODES
 S, 
 E, 
*EL FILE,POSITION=AVERAGED AT NODES
 S, 
 E, 
*EL FILE,POSITION=CENTROID
 S, 
 E, 
*END STEP
*STEP,NLGEOM
*STATIC
*DLOAD
1, P1, -10000.
2, P4, -10000.
4, P2, -10000.
5, P3, -10000.
*CONTROLS,PARAM=FIELD
0.0001,1.0
*BOUNDARY
10,1,2
20,2
1000,3,5
*ENERGY PRINT
*ENERGY FILE
*OUTPUT,HISTORY,FREQUENCY=1
*ENERGY OUTPUT,VARIABLE=PRESELECT
*EL PRINT,SUMMARY=NO,ELSET=EL3
S,E
*EL FILE,ELSET=EL3
S,E
*OUTPUT,FIELD
*ELEMENT OUTPUT,ELSET=EL3
S,E
*NODE PRINT,SUMMARY=NO
U, 
RF, 
*NODE FILE
U,RF
*OUTPUT,FIELD
*NODE OUTPUT
U,RF
*END STEP
*STEP,PERTURBATION
*STATIC
*BOUNDARY
1000,3,5
10,1,2
20,1,,.24E-3
20,2,,.12E-3
30,1,,.3E-3
30,2,,.24E-3
40,1,,.06E-3
40,2,,.12E-3
*ENERGY PRINT
COORD
*NODE FILE
 U,RF,CF,COORD
*OUTPUT,FIELD
*NODE OUTPUT
U,RF,CF,COORD
*ENERGY FILE
*OUTPUT,HISTORY,FREQUENCY=1
*ENERGY OUTPUT,VARIABLE=PRESELECT
*ENERGY PRINT
*EL PRINT
 S, 
 E, 
*EL PRINT,POSITION=NODES
 S, 
 E, 
*EL PRINT,POSITION=AVERAGED AT NODES
 S, 
 E, 
*EL PRINT,POSITION=CENTROID
 S, 
 E, 
*EL FILE
 S, 
 E, 
*OUTPUT,FIELD
*ELEMENT OUTPUT
 S, 
 E, 
*EL FILE,POSITION=NODES
 S, 
 E, 
*EL FILE,POSITION=AVERAGED AT NODES
 S, 
 E, 
*EL FILE,POSITION=CENTROID
 S, 
 E, 
*END STEP