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北京石油化工学院2026年研究生招生接收调剂公告

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mmc

木虫 (正式写手)

应助: 41 (小学生)
金币: 5350.9
散金: 106
红花: 5
帖子: 493
在线: 335.4小时
虫号: 77177
注册: 2005-06-28
专业: 金属材料表面科学与工程

[求助] SPH方法计算碰撞接触定义问题已有1人参与

是不是必须用*CONTACT_AUTOMATIC_NODES_TO_SURFACE这个接触啊？
而且这个接触是不是还要定义别的东西，我计算老是出错
附上我的K文件，帮忙看一下。谢谢，如果问题解决，追加悬赏。
*KEYWORD
*TITLE

$
*DATABASE_FORMAT
      0
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            NODE DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*NODE
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            SECTION DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*SECTION_SHELL
      1       13 1.0000    1.0    0.0    0.0       0       1
  0.00    0.00    0.00    0.00    0.00
*SECTION_SPH
      2  1.200000    0.000    0.000    0.000    0.000    0.000
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            MATERIAL DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*MAT_JOHNSON_COOK
      1 7.8300000 0.7700000
7.920E-03,5.100E-03,0.2600000,0.140E-01,1.0300000,0.1793E+04,293.00000,0.100E-05
0.383E-05,-9.00E+00,3.0000000,0.0000000,0.0500000,3.4400000,-2.120000,0.0020000
1.6100000
*EOS_GRUNEISEN
1,0.4570000,1.4900000,0.0000000,0.0000000,2.1700000,0.4600000,0.0000000
1.0000000
*MAT_johnson_holmquist_ceramics
      2  3.163    1.83    0.96    0.35    0.0    1.0       0.65
   1.0  0.0055    0.8    0.13    0.059    1.0
   0.48 0.48 2.0479       0       0
*MAT_JOHNSON_COOK
      3    7.85    0.759    2.00    0.32
  5.07E-03 3.2E-03    0.28    0.064    1.06    1793    293 1.0E-06
  4.40E-06    -0.02    2.00    0.0    0.1    0.76    1.57    0.005
   -0.84
*EOS_GRUNEISEN
      3 0.4578    1.33    0.00    0.00    1.67    0.43    0.00
   1.00
$
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            PARTS DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
$
*PART
Part       1 for Mat       1 and Elem Type       1
      1       1       1       1       0       0       0
$
*PART
Part       2 for Mat       2 and Elem Type       1
      2       1       2       0       0       0       0
$
*PART
Part       3 for Mat       3 and Elem Type       1
      3       1       3       3       0       0       0
*PART
Part       3 for Mat       3 and Elem Type       1
   101       2       1       1       0       0       0
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            ELEMENT DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*ELEMENT_SHELL
*SET_NODE_LIST_GENERATE
   101
   41024 57142
*ELEMENT_SPH

$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            CONTACT DEFINITIONS                            $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*CONTACT_AUTOMATIC_NODES_TO_SURFACE_TITLE
      1
      1    101       3       3
   0.0    0.0    0.0    0.0    0.0       0    0.0    0.0
   0.0    0.0  0.400000    0.0    0.0    0.0    0.0    0.0
      0  0.100000       0    0.0    0.0
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            CONTROL OPTIONS                               $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*CONTROL_CONTACT
   0.1

*CONTROL_SPH
      0       0    0.000       0       0       0    0.000    0.000
      0       0       0       0
*CONTROL_ENERGY
      2       2       2       2
*CONTROL_SHELL
  20.0          1       -1       1       13       2       1
*CONTROL_BULK_VISCOSITY
  1.50    0.600E-01
*CONTROL_TIMESTEP
0.0000 0.08000       0  0.00    0.00
*CONTROL_TERMINATION
  80.0          0 0.00000 0.00000 0.00000
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                               TIME HISTORY                               $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*DATABASE_BINARY_D3PLOT
0.100
*DATABASE_BINARY_D3THDT
0.100
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$                            DATABASE OPTIONS                               $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*DATABASE_EXTENT_BINARY
      0       0       3       1       0       0       0       0
      0       0       4       0       0       0
*INITIAL_VELOCITY_GENERATION
      1       2                      -0.08

*END

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1楼 2011-12-02 14:37:00

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

冬雪夏风

新虫 (初入文坛)

应助: 0 (幼儿园)
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注册: 2018-05-14
性别: MM
专业: 防灾工程

【答案】应助回帖

需要先定义set node

赞一下