1D Heat Transfer (Bar)
A bar is subjected at one end to a varying temperature and at the other end to a constant temperature. Example 22 from Introductory Manual for LS-DYNA Users by James M. Kennedy.
https://www.dynaexamples.com/introduction/Introduction/example-22
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1D Heat Transfer (Bar)
A bar is subjected at one end to a varying temperature and at the other end to a constant temperature. Example 22 from Introductory Manual for LS-DYNA Users by James M. Kennedy.
*BOUNDARY_TEMPERATURE_SET *CONTROL_SOLUTION *CONTROL_TERMINATION *CONTROL_THERMAL_SOLVER *CONTROL_THERMAL_TIMESTEP *DATABASE_BINARY_D3PLOT *DATABASE_HISTORY_NODE *DATABASE_TPRINT *DEFINE_CURVE *ELEMENT_SOLID *END *INITIAL_TEMPERATURE_SET *KEYWORD *MAT_THERMAL_ISOTROPIC *NODE *PART *SECTION_SOLID *SET_NODE_LIST_TITLE *TITLE
*KEYWORD
*TITLE
1D Transient Heat Transfer in a Bar
*CONTROL_SOLUTION
1 0 0 0
*CONTROL_THERMAL_SOLVER
1 0 3 1.00e-06 8 1.000000 1.000000 0.0
*CONTROL_THERMAL_TIMESTEP
1 0.500000 1.000e-04 1.000e-04 0.100000 1.000000 0.500000
*CONTROL_TERMINATION
32.00000 0 0.0 0.0 0.0
*DATABASE_TPRINT
1.000000 0 0 1
*DATABASE_HISTORY_NODE
5 6 11 12 17 18 23 24
29 30 35 36 41 42 47 48
53 54
*DATABASE_BINARY_D3PLOT
1.000000 0 0 0 0
*PART
1 1 0 0 0 0 0 1
*SECTION_SOLID
1 2 1
*MAT_THERMAL_ISOTROPIC
1 7200.000 0.0 0.0
440.5000 35.0000
*BOUNDARY_TEMPERATURE_SET
1 0 0.0 0
*BOUNDARY_TEMPERATURE_SET
2 1 1.000000 0
*INITIAL_TEMPERATURE_SET
3 0.0 0
*SET_NODE_LIST_TITLE
A
1 0.0 0.0 0.0 0.0
1 7 13 19 25 31 37 43
49
*SET_NODE_LIST_TITLE
B
2 0.0 0.0 0.0 0.0
6 12 18 24 30 36 42 48
54
*SET_NODE_LIST_TITLE
central
3 0.0 0.0 0.0 0.0
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32
33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48
49 50 51 52 53 54
*DEFINE_CURVE
1 0 0.0 0.0 0.0 0.0
0.0 0.0
1.00000000 7.84194040
2.00000000 15.63558102
3.00000000 23.33292198
4.00000000 30.88655281
5.00000000 38.24995041
6.00000000 45.37776184
7.00000000 52.22608948
8.00000000 58.75275421
9.00000000 64.91754913
10.00000000 70.68251801
11.00000000 76.01214600
12.00000000 80.87360382
13.00000000 85.23696136
14.00000000 89.07533264
15.00000000 92.36508179
16.00000000 95.08594513
17.00000000 97.22116852
18.00000000 98.75759888
19.00000000 99.68576813
20.00000000 99.99996948
21.00000000 99.69825745
22.00000000 98.78250122
23.00000000 97.25833130
24.00000000 95.13513947
25.00000000 92.42600250
26.00000000 89.14760590
27.00000000 85.32013702
28.00000000 80.96717834
29.00000000 76.11553955
30.00000000 70.79508972
31.00000000 65.03861237
32.00000000 58.88155746
*ELEMENT_SOLID
*NODE
*END