*HEADING
SIMPLE CONTACT TEST, COUPLED TEMPERATURE-DIPLACEMENT []
*RESTART,WRITE
*NODE
1, 1., 5.
2, 1.5, 5.
3, 2., 5.
4, 1., 7.5
5, 2., 7.5
6, 1., 10.
7, 1.5, 10.
8, 2., 10.
9, 1., 5., 0.5
10, 2., 5., 0.5
11, 1., 10., 0.5
12, 2., 10., 0.5
13, 1., 5., 1.
14, 1.5, 5., 1.
15, 2., 5., 1.
16, 1., 7.5, 1.
17, 2., 7.5, 1.
18, 1., 10., 1.
19, 1.5, 10., 1.
20, 2., 10., 1.
21, 1.5, 5., 0.5
22, 1.5, 10., 0.5
23, 1.5, 7.5,
24, 1.5, 7.5, 1.
25, 2., 7.5, 0.5
26, 1., 7.5, 0.5
121, 1., 12.5
122, 1., 11.25
123, 1., 10.,
124, 1.25, 12.5,
125, 1.25, 10.,
126, 1.5, 12.5
127, 1.5, 11.25
128, 1.5, 10.
129, 1., 12.5, 0.5
130, 1., 10., 0.5
131, 1.5, 12.5, 0.5
132, 1.5, 10., 0.5
133, 1., 12.5, 1.
134, 1., 11.25, 1.
135, 1., 10., 1.
136, 1.25, 12.5, 1.
137, 1.25, 10., 1.
138, 1.5, 12.5, 1.
139, 1.5, 11.25, 1.
140, 1.5, 10., 1.,
144, 1.75, 12.5,
145, 1.75, 10.
146, 2., 12.5
147, 2., 11.25
148, 2., 10.
151, 2., 12.5, 0.5
152, 2., 10., 0.5
156, 1.75, 12.5, 1.
157, 1.75, 10., 1.
158, 2., 12.5, 1.
159, 2., 11.25, 1.
160, 2., 10., 1.
161, 1.25, 10., 0.5
162, 1.25, 12.5, 0.5
163, 1.25, 11.25,
164, 1.25, 11.25, 1.
165, 1.5, 11.25, 0.5
166, 1., 11.25, 0.5
167, 1.75, 10., 0.5
168, 1.75, 12.5, 0.5
169, 1.75, 11.25,
170, 1.75, 11.25, 1.
171, 2., 11.25, 0.5
261, 1., 12.5
262, 1.5, 12.5
263, 2., 12.5
264, 1., 13.75
265, 2., 13.75
266, 1., 15.
267, 1.5, 15.
268, 2., 15.
269, 1., 12.5, 0.5
270, 2., 12.5, 0.5
271, 1., 15., 0.5
272, 2., 15., 0.5
273, 1., 12.5, 1.
274, 1.5, 12.5, 1.
275, 2., 12.5, 1.
276, 1., 13.75, 1.
277, 2., 13.75, 1.
278, 1., 15., 1.
279, 1.5, 15., 1.
280, 2., 15., 1.
281, 1.5, 12.5, 0.5
282, 1.5, 15., 0.5
283, 1.5, 13.75,
284, 1.5, 13.75, 1.
285, 2., 13.75, 0.5
286, 1., 13.75, 0.5
*NSET,NSET=BOTTOM
1,2,3,9,10,13,14,15,21
*NSET,NSET=TOP
266,267,268,271,272,
278,279,280,282
*NSET,NSET=BACK
1,2,3
266,267,268,
*ELEMENT, TYPE=C3D10MHT, ELSET=SOLID
1, 15, 3, 1, 8, 10, 2, 21,
25, 5, 23
2, 1, 13, 15, 18, 9, 14, 21,
26, 16, 24
3, 8, 20, 18, 15, 12, 19, 22,
25, 17, 24
4, 18, 6, 8, 1, 11, 7, 22,
26, 4, 23
5, 15, 8, 1, 18, 25, 23, 21,
24, 22, 26
6, 140, 128, 123, 126, 132, 125, 161,
165, 127, 163
7, 123, 135, 140, 133, 130, 137, 161,
166, 134, 164
8, 126, 138, 133, 140, 131, 136, 162,
165, 139, 164
9, 133, 121, 126, 123, 129, 124 ,162,
166, 122, 163
10, 140, 126, 123, 133, 165, 163, 161,
164, 162, 166
11, 160, 148, 128, 146, 152, 145, 167,
171, 147, 169
12, 128, 140, 160, 138, 132, 157, 167,
165, 139, 170
13, 146, 158, 138, 160, 151, 156, 168,
171, 159 ,170
14, 138, 126, 146, 128, 131, 144, 168,
165, 127, 169
15, 160, 146, 128, 138, 171, 169, 167,
170, 168, 165
16, 275, 263, 261, 268, 270, 262, 281,
285, 265, 283
17, 261, 273, 275, 278, 269, 274, 281,
286, 276, 284
18, 268, 280, 278, 275, 272, 279, 282,
285, 277, 284
19, 278, 266, 268, 261, 271, 267, 282,
286, 264, 283
20, 275, 268, 261, 278, 285, 283, 281,
284, 282, 286
*SOLID SECTION, ELSET=SOLID, MATERIAL=SOLMAT
*MATERIAL, NAME=SOLMAT
*ELASTIC
30.E6,0.3
*EXPANSION
10.E-6,
*CONDUCTIVITY
43.0,
*DENSITY
7700.,
*SPECIFIC HEAT
600.,
*SURFACE INTERACTION, NAME=GAP
1.0,
*GAP CONDUCTANCE
1.,0.
1.,1.
*GAP RADIATION
3.4664e-2, 3.4664e-2
1.,0.
1.,1.
*GAP HEAT GENERATION
0.5,0.5
**
*PHYSICAL CONSTANTS, ABSOLUTE ZERO=-273.16,STEFANB=5.6697E-8
**
*** nset definitions for prescribing temperatures.
**
*NSET,NSET=NELEM15,GEN
1,26
*NSET, NSET=NELEM620
122,123,125,127,128,130
132,134,135,137,139,140
141,142,143,145,147,148,149,150
152,153,154,155,157,159,160
161,163,164,165,166,167
169,170,171
*NSET, NSET=NELEM620, GEN
261,286,1
**
** surfaces
**
*surface, NAME=ASURF
3, S1
4, S1
*surface, NAME=BSURF
6, S1
7, S1
11,S1
12,S1
*CONTACT PAIR, SMALL SLIDING, INTERACTION=GAP
BSURF, ASURF
*surface, NAME=ATIED
8, S1
9, S1
13,S1
14,S1
*surface, NAME=BTIED
16,S1
17,S1
*CONTACT PAIR, SMALL SLIDING, TIED, ADJUST=0.01, INTERACTION=GAP
ATIED, BTIED
**
*** Apply different temperatures to the nodes above and
*** below the contact surface
**
*AMPLITUDE,name=STEP
0,1,100,1
*STEP
*COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE
1.,1.
*ENERGY FILE
*EL FILE
S,
E,
EE,
TEMP,
*NODE FILE
RF,
NT,RFL
*ENERGY PRINT
*EL PRINT ,SUM=NO
S,
E,
EE,
TEMP,
*NODE PRINT,SUM=NO
RF,
NT,RFL
U,
*BOUNDARY
BACK,3,3
BOTTOM,2,2
TOP,2,2
1, 1, 1
9, 1, 1
13,1, 1
266,1, 1
271,1, 1
278,1, 1
NELEM15, 11, 11, 700.0
NELEM620, 11, 11, 500.0
*CONTACT PRINT
CSTRESS,CDISP
HFL,HFLA,HTL
SFDR,SFDRA
*CONTACT FILE
CSTRESS,CDISP
HFL,HFLA,HTL,
SFDR,SFDRA,
*END STEP
**
**** STEP 2. Push top block to the right.
**
*STEP, NLGEOM ,INC=10
*COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE
0.1,1.0,0.1,0.1
*CHANGE FRICTION,INTERACTION=GAP,amplitude=step
*FRICTION
0.01,
*BOUNDARY, OP=NEW
BACK,3,3
123, 1, 1, 0.01
130, 1, 1, 0.01
135, 1, 1, 0.01
122, 1, 1, 0.01
134, 1, 1, 0.01
166, 1, 1, 0.01
261, 1, 1, 0.01
269, 1, 1, 0.01
273, 1, 1, 0.01
264, 1, 1, 0.01
276, 1, 1, 0.01
266, 1, 1, 0.01
271, 1, 1, 0.01
278, 1, 1, 0.01
286, 1, 1, 0.01
NELEM15, 11, 11, 700
NELEM620, 11, 11, 500
TOP, 2, 2
BOTTOM, 2, 2
1, 1, 1
9, 1, 1
13,1, 1
4,1,1
16,1,1
6,1,1
11,1,1
18,1,1
26,1,1
*EL FILE
S,
E,
*NODE FILE
RF,
NT,RFL,
*CONTACT PRINT
CSTRESS,CDISP
HFL,HFLA,HTL,
SFDR,SFDRA,
*CONTACT FILE
CSTRESS,CDISP
HFL,HFLA,HTL,
SFDR,SFDRA,
*END STEP
**
*** STEP 3. Push top block back into position.
**
*STEP, NLGEOM, INC=10
*COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE
0.1,1.,0.1,0.1
*BOUNDARY, OP=NEW
BACK,3,3
123, 1, 1,
130, 1, 1,
135, 1, 1,
122, 1, 1,
134, 1, 1,
166, 1, 1,
261, 1, 1,
269, 1, 1,
273, 1, 1,
264, 1, 1,
276, 1, 1,
266, 1, 1,
271, 1, 1,
278, 1, 1,
286, 1, 1,
NELEM15, 11, 11, 700
NELEM620, 11, 11, 500
TOP, 2, 2
BOTTOM, 2, 2
1, 1, 1
9, 1, 1
13,1, 1
4,1,1
16,1,1
6,1,1
11,1,1
18,1,1
26,1,1
*EL FILE
S,
E,
*NODE FILE
RF,
NT, RFL,
*CONTACT PRINT
CSTRESS,CDISP
HFL,HFLA,HTL,
SFDR,SFDRA,
*CONTACT FILE
CSTRESS,CDISP
HFL,HFLA,HTL,
SFDR,SFDRA,
*END STEP
**
**** test for linear perturbation
***
*STEP,NLGEOM,PERTURBATION
*STATIC
*BOUNDARY,OP=NEW
BACK,3,3
BOTTOM,2,2
TOP ,2,2 , 0.05
1, 1, 1
9, 1, 1
13,1, 1
266,1, 1
271,1, 1
278,1, 1
*ENERGY FILE
*EL FILE
S,
E,
*NODE FILE
RF,
*ENERGY PRINT
*EL PRINT ,SUM=NO
S,
E,
TEMP,
*NODE PRINT,SUM=NO
RF,
NT,
*CONTACT PRINT
*CONTACT FILE
*END STEP