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ANSYS 机械工程应用精华 30 例(第 2 版)
ISBN 978-7-121-09718-8
高耀东 主 编
刘学杰 周可璋 副主编
实例源程序
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目 录
第 1 例 关键点和线的创建实例—正弦曲线 ................................................................................3
第 2 例 工作平面的应用实例—相交圆柱体 ................................................................................4
第 3 例 复杂形状实体的创建实例—螺栓 ....................................................................................5
第 4 例 复杂形状实体的创建实例—杯子 ....................................................................................7
第 5 例 杆系结构的静力学分析实例—平面桁架 ..........................................................................9
第 6 例 杆系结构的静力学分析实例—悬臂梁 ............................................................................10
第 7 例 平面问题的求解实例—厚壁圆筒问题 ..........................................................................11
第 8 例 静力学问题的求解实例—扳手的受力分析..................................................................12
第 9 例 各种坐标系的应用实例—圆轴扭转分析 ......................................................................14
第 10 例 模态分析实例—均匀直杆的固有频率分析................................................................16
第 11 例 模态分析实例—斜齿圆柱齿轮的固有频率分析 ........................................................17
第 12 例 有预应力模态分析实例—弦的横向振动 ....................................................................19
第 13 例 谐响应分析实例—单自由度系统的受迫振动 ............................................................21
第 14 例 瞬态动力学分析实例—凸轮从动件运动分析 ............................................................23
第 15 例 连杆机构运动分析实例—曲柄滑块机构 ....................................................................25
第 16 例 接触分析实例—平行圆柱体承受法向载荷时的接触应力分析............................... 27
第 17 例 稳定性问题分析实例—屈曲分析 ................................................................................29
第 18 例 弹塑性分析实例—厚壁圆筒问题 ................................................................................31
第 19 例 非线性分析综合应用实例—冲击 ................................................................................32
第 20 例 非线性分析综合应用实例—钢板卷制成圆筒 ............................................................35
第 21 例 瞬态热分析实例—水箱 ................................................................................................40
第 22 例 在结构上直接施加温度载荷进行热应力分析实例—双金属簧片 ........................... 42
第 23 例 热应力分析(间接法)实例—液体管路 ....................................................................43
第 24 例 热应力分析(直接法)实例—液体管路 ....................................................................45
第 25 例 用物理环境法进行流体结构耦合分析实例—液压缸............................................... 46
第 26 例 优化设计实例—梁的优化设计 ....................................................................................50
第 27 例 优化设计实例—曲柄摇杆机构的优化设计................................................................52
第 28 例 载荷工况组合实例—简支梁........................................................................................57
第 29 例 模型力学特性计算实例—液体容器倾翻特性的研究............................................... 58
第 30 例 单元生死应用实例—焊接模拟 ....................................................................................60
第 31 例 利用 MPC 技术对 SOLID-SHELL 单元进行连接实例—简支梁 ............................. 67
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第 1 例 关键点和线的创建实例—正弦曲线
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/PREP7
K,100,0,0,0
CIRCLE,100,1,,,90
CSYS,1
KFILL,2,1,4,3,1
K,7,1+3.1415926/2,0,0
CSYS,0
KFILL,7,1,4,8,1
KGEN,2,7,11,1,,1
LSTR,8,13
LSTR,9,14
LSTR,10,15
LSTR,11,16
LANG,5,6,90,,0
LANG,4,5,90,,0
LANG,3,4,90,,0
LANG,2,3,90,,0
BSPLIN,1,17,18,19,20,12
LSEL,U,,,14
LDELE,ALL
LSEL,ALL
KWPAVE,12
CSYS,4
LSYMM,X,14
NUMMRG,KP,,,,LOW
LCOMB,ALL,,0
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第 2 例 工作平面的应用实例—相交圆柱体
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/PREP7
CYLIND,0.015,0,0,0.08,0,360
CYLIND,0.03,0,0,0.08,0,360
/VIEW,1,1,1,1
/PNUM,VOLU,1
WPOFF,0,0.05,0.03
WPROT,0,60
CYLIND,0.012,0,0,0.055,0,360
CYLIND,0.006,0,0,0.055,0,360
VSEL,S,,,2,3,1
CM,VV1,VOLU
VSEL,INVE
CM,VV2,VOLU
VSEL,ALL
VSBV,VV1,VV2
BLOCK,-0.002,0.002,-0.013,-0.009,0,0.008
WPSTYLE,,,,,,1
CSYS,4
VGEN,3,1,,,,120
VSBV,5,1
VSBV,4,2
VSBV,1,3
WPROT,0,0,90
VSBW,ALL
VDELE,1,4,3
VADD,ALL
VPLOT
/REPLOT
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第 3 例 复杂形状实体的创建实例—螺栓
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/PREP7
CSYS,1
K,1,0.008,0,-0.002
K,2,0.008,90,-0.0015
K,3,0.008,180,-0.001
K,4,0.008,270,-0.0005
K,5,0.008,0,0
/VIEW,1,1,1,1
L,1,2
L,2,3
L,3,4
L,4,5
LGEN,7,ALL,,,,,0.002
NUMMRG,KP,,,,LOW
LCOMB,ALL
K,80,0.008+0.0015/4,90,0.012+0.002/4
K,81,0.008+2*0.0015/4,180,0.012+2*0.002/4
K,82,0.008+3*0.0015/4,270,0.012+3*0.002/4
K,83,0.008+4*0.0015/4,0,0.012+4*0.002/4
L,35,80
L,80,81
L,81,82
L,82,83
CSYS,0
K,90,0.008,0,-0.00025
K,91,0.006918,0,-0.002
K,92,0.006918,0,0
/PNUM,KP,1
/PNUM,LINE,1
GPLOT
LSTR,1,90
LSTR,91,92
LANG,7,90,60,,0
LANG,7,1,120,,0
AL,6,9,10,11
VDRAG,1,,,,,,1,2,3,4,5
/PNUM,KP,0
/PNUM,LINE,0
/PNUM,AREA,1
/PNUM,VOLU,1
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CYLIND,0.0079,,0,0.04,0,360
VSEL,U,,,6
CM,VVV2,VOLU
ALLS
VSBV,6,VVV2
/REPLOT
K,93,0.0065,0,0
K,94,0.0095,0,0.003
K,95,0,0,0
K,96,0,0,0.03
LSTR,93,94
AROTAT,6,,,,,,95,96,360
ASEL,S,,,1,4,1
VSBA,7,ALL
ASEL,ALL
VDELE,1,,,1
RPRISM,0.04,0.05,6,,0.0131
CONE,0.03477,0.00549,0.03,0.055,0,360
VINV,1,3
/REPLOT
VPLOT
FINISH
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第 4 例 复杂形状实体的创建实例—杯子
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/PREP7
K,1,0,0,0
K,2, 0.0395,0,0
K,3, 0.05,0.12,0
K,4, 0.047,0.12,0
K,5, 0.03675,0.003,0
K,6, 0,0.003,0
LSTR,1,2
LSTR,2,3
LSTR,3,4
LSTR,4,5
LSTR,5,6
LSTR,6,1
LFILLT, 1, 2, 0.02
LFILLT, 4, 5, 0.017
AL,ALL
VROTAT, ALL, , , , , , 1,6, 360
K,31, 0,0.103,0
K,32, 0.078,0.103,0
K,33, 0.078,0.046,0
K,34, 0,0.0011,0
LSTR,31,32
LSTR,32,33
LSTR,33,34
LFILLT, 54,55, 0.013
LFILLT, 55, 56, 0.028
K,41, 0,0.103+0.002,0.005
K,42, 0,0.103+0.002,-0.005
K,43, 0,0.103-0.002,-0.005
K,44, 0,0.103-0.002,0.005
LSTR,41,42
LSTR,42,43
LSTR,43,44
LSTR,44,41
LFILLT,59,60,0.001
LFILLT,60,61,0.001
LFILLT,61,62,0.001
LFILLT,62,59,0.001
AL, 59,63,60,64,61,65,62,66
VDRAG,33, , , , , , 54,57,55,58,56
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VSEL,S,,,5,9,4
ASEL,S,,,4,28,24
VSBA,ALL,ALL
ALLSEL,ALL
VDELE,10,,,1
VDELE,13,,,1
/PNUM,VOLU,1
/NUMBER,1
/COLOR,VOLU,ORAN,ALL
/REPLOT
FINISH
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