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請問各位牛大 最近再作一個切削加工的題目
目前正在做有關溫度的地方
但每次加入熱指令後...計算只能跑到2秒就停止了 而且溫度上升很快
但是工件有溫度可是刀具卻沒有溫度的上昇
我所使用的是solid 164 *CONTACT_AUTOMATIC_SURFACE_TO_SURFACE
*CONTACT_ERODING_SURFACE_TO_SURFACE
然後使用J-C方程式進行模擬
以下附上我的.K檔 請各位牛大幫幫我哪裡有錯! 感恩
*KEYWORD
*TITLE
$
*CONTROL_SOLUTION
2
*CONTROL_THERMAL_SOLVER
1 1 0 0 0 1 0.9
*CONTROL_THERMAL_TIMESTEP
0 0.0 0.007 0.007 0 0
*CONTROL_CONTACT
0 2 0 0 0 2 0
0 0 0 0 0
0 0 0 0 0
*INITIAL_TEMPERATURE_SET
0 20
*DATABASE_FORMAT
0
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ NODE DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*NODE
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ SECTION DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*SECTION_SOLID
1 1
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ MATERIAL DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*MAT_JOHNSON_COOK
1,7.80,0.77
7.9E-3,5.1E-3,0.27,0.015,1.05,1.527E+3,20,1.1E-6
$比熱 失效應力 剝落類型 塑性應變選項
0.47E-5,-9.0,3.0,0.0,1.4,
0.00
$
*EOS_GRUNEISEN
1,0.47,1,0.00,0.00,2.15,0.455,0.0
0.00
*MAT_THERMAL_ISOTROPIC
1 7.80 0 0
465E-8 50E-15
*MAT_JOHNSON_COOK
2,7.80,0.77
7.9E-3,5.1E-3,0.27,0.015,1.05,1.527E+3,20,1.1E-6
0.47E-5,-9.0,3.0,0.0,0.8,
0.00
$
*EOS_GRUNEISEN
2,0.47,1,0.00,0.00,2.15,0.455,0.0
0.00
*MAT_THERMAL_ISOTROPIC
2 7.80 0 0
465E-8 50E-15
*MAT_JOHNSON_COOK
3,7.80,0.77
7.9E-3,5.1E-3,0.27,0.015,1.05,1.527E+3,20,1.1E-6
0.47E-5,-9.0,3.0,0.0,1.0,
0.00
$
*EOS_GRUNEISEN
3,0.47,1,0.00,0.00,2.15,0.455,0.0
0.00
*MAT_THERMAL_ISOTROPIC
3 7.80 0 0
465E-8 50E-15
*MAT_JOHNSON_COOK
4,15.8,2.7
15.0E-2,1.7E-3,0.12,0.016,1.0,2.78E+3,20,1.1E-6
0.134E-5,-9.0,3.0,0.0,1.5,
0.00
$
*EOS_GRUNEISEN
4,0.47,1.49,0.00,0.00,2.15,0.455,0.0
0.00
*MAT_THERMAL_ISOTROPIC
4,15.8,0
0.234,60E-15
*BOUNDARY_PRESCRIBED_MOTION_SET
4,1,-0.600E-02,1,2.0,0,0,0
*DEFINE_CURVE
1
0.000000000000E+00 -0.600E-02
1.084000000000E+00 -0.600E-02
2.084500000000E+00 -0.600E-02
3.084500000000E+00 -0.600E-02
4.084500000000E+00 -0.600E-02
5.084500000000E+00 -0.600E-02
6.084500000000E+00 -0.600E-02
7.084500000000E+00 -0.600E-02
8.084500000000E+00 -0.600E-02
9.084500000000E+00 -0.600E-02
1.084500000000E+01 -0.600E-02
2.084500000000E+01 -0.600E-02
3.084500000000E+01 -0.600E-02
$
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ PARTS DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
$
*PART
Part 1 for Mat 1 and Elem Type 1
1 1 1 1 0 0 0
$
*PART
Part 2 for Mat 2 and Elem Type 1
2 1 2 2 0 0 0
$
*PART
Part 3 for Mat 3 and Elem Type 1
3 1 3 3 0 0 0
$
*PART
Part 4 for Mat 4 and Elem Type 1
4 1 4 4 0 0 0
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ ELEMENT DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*ELEMENT_SOLID
*BOUNDARY_SPC_SET
3 0 0 1 0 0 0 0
$
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ CONTACT DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*CONTACT_ERODING_SURFACE_TO_SURFACE
1 4 3 3 0 0 0 0
0.1500 0.1000 0.000 0.000 0.000 0 0.000 0.1000E+08
1.000 1.000 0.000 0.000 1.000 1.000 1.000 1.000
0 1 0
*CONTACT_ERODING_SURFACE_TO_SURFACE
2 4 3 3 0 0 0 0
0.1500 0.1000 0.000 0.000 0.000 0 0.000 0.1000E+08
1.000 1.000 0.000 0.000 1.000 1.000 1.000 1.000
0 1 0
*CONTACT_AUTOMATIC_SURFACE_TO_SURFACE
3 4 3 3 0 0 0 0
0.1500 0.1000 0.000 0.000 0.000 0 0.000 0.1000E+08
1.000 1.000 0.000 0.000 1.000 1.000 1.000 1.000
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ CONTROL OPTIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*CONTROL_ENERGY
2 2 2 2
*CONTROL_SHELL
20.0 1 -1 1 2 2 1
*CONTROL_TIMESTEP
0.0000 0.9000 0 0.00 0.00
*CONTROL_TERMINATION
30.0 0 0.00000 0.00000 0.00000
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ TIME HISTORY $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*DATABASE_RCFORC
0.2000E-01
*DATABASE_BINARY_D3PLOT
0.4000E-01
*DATABASE_BINARY_D3THDT
0.2000E-01
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ DATABASE OPTIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*DATABASE_EXTENT_BINARY
0 0 3 1 0 0 0 0
0 0 4 0 0 0
$
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$ INITIAL VELOCITY DEFINITIONS $
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
*SET_NODE_LIST
4 0.000 0.000 0.000 0.000
*INITIAL_VELOCITY_GENERATION
4 3 0.00 -0.600E-02 0.00 0.00
0.00 0.00 0.00 1.00 1.00 1.00 0
*END
歡迎大家討論 |
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