*HEADING
 THE WU-WITMER RING PROBLEM, ADAPTED FROM ABAQUS/Standard EX. 5D-2D-4D-1
**
**
** Shell Elements: right side of the ring, rate-dependent plasticity
**
*NODE
101,.1,2.937,0.
110,3.037,0.,0.
119,.1,-2.937,0.
201,.1,2.937,1.195
210,3.037,0.,1.195
219,.1,-2.937,1.195
*NGEN,LINE=C
101,110,,,.1,0.,0.,0.,0.,-1.
110,119,,,.1,0.,0.,0.,0.,-1.
201,210,,,.1,0.,1.195,0.,0.,-1.
210,219,,,.1,0.,1.195,0.,0.,-1.
*ELEMENT,TYPE=S4R
101,101,201,202,102
*ELGEN,ELSET=RSHELL
101,18,1,1
*SHELL SECTION,ELSET=RSHELL,MATERIAL=A1
.124,7
*NSET,NSET=BOUND
101,201,119,219
*NSET,NSET=NOUT,GENERATE
101,107,1
201,207,1
*ELSET,ELSET=ELOUT
101,107,1
*BOUNDARY
BOUND,1,1
BOUND,6,6
**
*MATERIAL,NAME=A1,SRATE FACTOR=0.1
*ELASTIC
1.05D+7,.3
*PLASTIC
4.28D+4, 
1.215D+5,.9925
*RATE DEPENDENT
 6500.,4.
*DENSITY
2.5D-4,
*MATERIAL,NAME=A2
*ELASTIC
1.05D+7,.3
*PLASTIC
4.28D+4, 
1.215D+5,.9925
*DENSITY
2.5D-4,
**
*RESTART,WRITE,NUMBER INTERVAL=2,TIMEMARKS=NO
**
*INITIAL CONDITIONS,TYPE=VELOCITY
101,2,-6853.
102,1,-1190.
102,2,-6749.
103,1,-2344.
103,2,-6440.
104,1,-3427.
104,2,-5935.
105,1,-4405.
105,2,-5250.
106,1,-5250.
106,2,-4405.
107,1,-4451.
107,2,-2570.
201,2,-6853.
202,1,-1190.
202,2,-6749.
203,1,-2344.
203,2,-6440.
204,1,-3427.
204,2,-5935.
205,1,-4405.
205,2,-5250.
206,1,-5250.
206,2,-4405.
207,1,-4451.
207,2,-2570.
*NSET, NSET=CHECK
119, 101, 110 
*ELSET,ELSET=QA_TEST_ELOUT
ELOUT,
*NSET,NSET=QA_TEST_CHECK
CHECK,
**
*STEP
*DYNAMIC,EXPLICIT
,2.6E-3   
***OUTPUT,HISTORY,TIME INTERVAL=0.0
***ENERGY OUTPUT
**ALLKE,ALLIE,ALLSE,ALLAE,ALLVD,ALLWK,ETOTAL,DT
*FILE OUTPUT,NUMBER INTERVAL=1,TIMEMARKS=YES
*EL FILE,ELSET=ELOUT
PEEQ,
*NODE FILE,NSET=CHECK
U,
*ENERGY FILE
*OUTPUT, FIELD, NUMBER INTERVAL=1, TIMEMARKS=YES
*ELEMENT OUTPUT, ELSET=QA_TEST_ELOUT
PEEQ,
*NODE OUTPUT, NSET=QA_TEST_CHECK
U,
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.0026
*END STEP