子弹侵彻钢板问题

为什么我的子弹侵彻钢板例子中，子弹不动啊，已经施加了速度了，而且照着万水那本参考书做的，然后我把这个k文件用ls-prepost软件进行格式转换为v970，再求解器求解为什么子弹不动啊？
*KEYWORD
*TITLE
$
*DATABASE_FORMAT
0
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$
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1-8.682408883E-01 4.924038765E+00 0.000000000E+00 0 0
2-8.682408883E-01 4.924038765E+00-7.500000000E-01 0 0
3-8.682408883E-01 4.924038765E+00-1.250000000E-01 0 0
....
35654 2.550000000E+00-1.350000000E+00-1.333333333E-01 0 0
35655 2.700000000E+00-1.350000000E+00-1.333333333E-01 0 0
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$ SECTION DEFINITIONS $
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*SECTION_SOLID
1 1
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ MATERIAL DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*MAT_ JOHNSON_COOK
1,7.80,0.77
7.9E-3,5.1E-3,0.27,0.015,1.05,1.8E+3,293,1.1E-6
0.47E-5,-9.0,3.0,0.00,0.78,
0.00
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1,0.47,1.49,0.00,0.00,2.15,0.455,0.00
1.00
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2,7.80,0.77
7.9E-3,5.1E-3,0.27,0.015,1.05,1.8E+3,293,1.1E-6
0.47E-5,-9.0,3.0,0.00,0.78,
0.00
$
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2,0.47,1.49,0.00,0.00,2.15,0.455,0.00
1.00
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$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ 9ARTS DEFINITIONS $
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*PART
Part 1 for Mat 1 and Elem Type 1
1 1 1 1 0 0 0
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*PART
Part 2 for Mat 2 and Elem Type 1
2 1 2 2 0 0 0
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2 1 20 21 28 26 626 655 858 800
...
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$
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$
*SET_NODE_LIST
1 0.000 0.000 0.000 0.000
1 8 14 15 16 17 18 68
74 75 76 77 78 79 80 81
...
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22901 22902 22903
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2 0 1 1 1 0 0 0
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10.0
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0.5000
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0.5000
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0.5000
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0.5000
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0.5000
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*SET_NODE_LIST
3 0.000 0.000 0.000 0.000
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
...
2065 2066 2067 2068 2069 2070 2071 2072
2073 2074 2075 2076 2077
*INITIAL_VELOCITY_GENERATION
3 3 0.00 0.174E-01-0.985E-01 0.00
0.00 0.00 0.00 1.00 1.00 1.00 0
*END