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[转帖]一个BRACKET的接触分析

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发表于 2005-8-19 11:59 | 显示全部楼层 |阅读模式

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这两天做了一个接触分析,是一个支架用螺栓固定在一立板上的大变形分析,采用双线性随动强化材料模型,考虑螺栓与支架间的接触以及支架与立板间的接触关系,三个螺栓分别施加5000N的预紧力,在支架的平板上施加1MPa的面力。为了考虑螺栓的预紧与锁定,将螺栓预紧力的施加和边界约束条件的施加放在同一个载荷步计算,在第二个载荷步才施加平板上的面力。命令流文件如下:
  1. /PREP7
  2. ET,1,SOLID45
  3. EX,1,2.1E11
  4. PRXY,1,0.3
  5. TB,BISO,1,1,2,
  6. TBTEMP,0
  7. TBDATA,,235E6,0.4E11,,,,

  8. !建立初始几何模型

  9. BLOCK,-0.030,0.030,-0.060,0.040,,0.005,
  10. BLOCK,-0.03,0.03,0,0.005,,0.1,
  11. FLST,2,2,6,ORDE,2
  12. FITEM,2,1
  13. FITEM,2,-2
  14. VOVLAP,P51X
  15. wpoff,0.010,,0.005
  16. CSYS,4
  17. K, ,,,,
  18. K, ,,,0.045,
  19. K, ,,-0.030,0,
  20. FLST,2,3,3
  21. FITEM,2,21
  22. FITEM,2,22
  23. FITEM,2,23
  24. A,P51X
  25. FLST,2,1,5,ORDE,1
  26. FITEM,2,1
  27. VEXT,P51X, , ,-0.005,0,0,,,,
  28. CSYS,0
  29. FLST,3,1,6,ORDE,1
  30. FITEM,3,1
  31. VSYMM,X,P51X, , , ,0,0
  32. FLST,3,1,6,ORDE,1
  33. FITEM,3,1
  34. VGEN, ,P51X, , ,0.005, , , , ,1
  35. FLST,3,1,6,ORDE,1
  36. FITEM,3,2
  37. VGEN, ,P51X, , ,-0.005, , , , ,1

  38. !用工作平面分割几何体
  39. KWPAVE, 31
  40. FLST,2,6,6,ORDE,2
  41. FITEM,2,1
  42. FITEM,2,-6
  43. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)
  44. wpro,,,-90
  45. FLST,2,7,6,ORDE,4
  46. FITEM,2,1
  47. FITEM,2,-5
  48. FITEM,2,7
  49. FITEM,2,-8
  50. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)
  51. /REPLO

  52. KWPAVE, 28
  53. FLST,2,12,6,ORDE,5
  54. FITEM,2,1
  55. FITEM,2,-2
  56. FITEM,2,6
  57. FITEM,2,9
  58. FITEM,2,-17
  59. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)

  60. KWPAVE, 25
  61. FLST,2,17,6,ORDE,8
  62. FITEM,2,1
  63. FITEM,2,-5
  64. FITEM,2,7
  65. FITEM,2,-10
  66. FITEM,2,13
  67. FITEM,2,-14
  68. FITEM,2,17
  69. FITEM,2,-22
  70. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)

  71. KWPAVE, 22
  72. FLST,2,22,6,ORDE,8
  73. FITEM,2,1
  74. FITEM,2,-8
  75. FITEM,2,11
  76. FITEM,2,-12
  77. FITEM,2,15
  78. FITEM,2,-16
  79. FITEM,2,18
  80. FITEM,2,-27
  81. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)
  82. /REPLO

  83. KWPAVE, 29
  84. wpro,,-90
  85. FLST,2,27,6,ORDE,8
  86. FITEM,2,1
  87. FITEM,2,-5
  88. FITEM,2,7
  89. FITEM,2,-10
  90. FITEM,2,13
  91. FITEM,2,-14
  92. FITEM,2,17
  93. FITEM,2,-32
  94. V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)

  95. !工作平面移到螺栓孔的位置
  96. FLST,2,2,3,ORDE,2
  97. FITEM,2,8
  98. FITEM,2,54
  99. KWPAVE,P51X

  100. wpoff,,,-0.0175
  101. wpro,,,90.00
  102. CSYS,4

  103. CYLIND,0.004, ,-0.005,0.001,0,360,
  104. V***V, 4, 3 !将V***V修改为V S B V(中间无空格)
  105. CYLIND,0.003, ,-0.010,,0,360,
  106. CYLIND,0.005, ,0,0.003,0,360,
  107. FLST,2,2,3,ORDE,2
  108. FITEM,2,102
  109. FITEM,2,-103
  110. KWPAVE,P51X
  111. CYLIND,0.005, ,-0.003,,0,360,
  112. CSYS,0
  113. VDELE, 10, , ,1

  114. !映射到另一边去
  115. FLST,3,4,6,ORDE,4
  116. FITEM,3,3
  117. FITEM,3,-4
  118. FITEM,3,9
  119. FITEM,3,18
  120. VSYMM,X,P51X, , , ,0,0

  121. !工作平面移到下一个螺栓孔的位置

  122. FLST,2,2,3,ORDE,2
  123. FITEM,2,26
  124. FITEM,2,32
  125. KWPAVE,P51X
  126. WPOFF,0.015

  127. !产生下面的螺栓孔和螺栓

  128. CSYS,4
  129. CYLIND,0.004, ,-0.005,,0,360,
  130. V***V, 34, 39 !将V***V修改为V S B V(中间无空格)
  131. CYLIND,0.003, ,-0.010,,0,360,
  132. CYLIND,0.005, ,0,0.003,0,360,
  133. wpoff,,,-0.010
  134. CYLIND,0.005, ,-0.003,0,0,360,
  135. CSYS,0

  136. !MERGE支架主体结构的KP

  137. NUMMRG,KP, , , ,LOW

  138. !把螺母螺栓GLUE起来

  139. FLST,2,9,6,ORDE,9
  140. FITEM,2,3
  141. FITEM,2,-4
  142. FITEM,2,10
  143. FITEM,2,18
  144. FITEM,2,23
  145. FITEM,2,34
  146. FITEM,2,38
  147. FITEM,2,-39
  148. FITEM,2,41
  149. VGLUE,P51X

  150. !移开螺栓

  151. FLST,3,9,6,ORDE,5
  152. FITEM,3,3
  153. FITEM,3,10
  154. FITEM,3,34
  155. FITEM,3,42
  156. FITEM,3,-47
  157. VGEN, ,P51X, , , , ,-0.1, , ,1

  158. !划分螺母螺栓单元

  159. MSHAPE,1,3D
  160. MSHKEY,0
  161. !*
  162. FLST,5,9,6,ORDE,5
  163. FITEM,5,3
  164. FITEM,5,10
  165. FITEM,5,34
  166. FITEM,5,42
  167. FITEM,5,-47
  168. CM,_Y,VOLU
  169. VSEL, , , ,P51X
  170. CM,_Y1,VOLU
  171. CHKMSH,'VOLU'
  172. CMSEL,S,_Y
  173. !*
  174. VMESH,_Y1
  175. !*
  176. CMDELE,_Y
  177. CMDELE,_Y1
  178. CMDELE,_Y2

  179. !划分支架

  180. FLST,5,32,6,ORDE,13
  181. FITEM,5,1
  182. FITEM,5,-2
  183. FITEM,5,5
  184. FITEM,5,-9
  185. FITEM,5,11
  186. FITEM,5,-17
  187. FITEM,5,19
  188. FITEM,5,-22
  189. FITEM,5,24
  190. FITEM,5,-33
  191. FITEM,5,35
  192. FITEM,5,-37
  193. FITEM,5,40
  194. CM,_Y,VOLU
  195. VSEL, , , ,P51X
  196. CM,_Y1,VOLU
  197. CHKMSH,'VOLU'
  198. CMSEL,S,_Y
  199. VSWEEP,_Y1
  200. CMDELE,_Y
  201. CMDELE,_Y1
  202. CMDELE,_Y2

  203. NUMMRG,ALL, , , ,LOW
  204. NUMCMP,ALL
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 楼主| 发表于 2005-8-19 11:59 | 显示全部楼层
!由支架板映射生成固定板实体和网格

  1. FLST,3,20,6,ORDE,16
  2. FITEM,3,4
  3. FITEM,3,-5
  4. FITEM,3,8
  5. FITEM,3,10
  6. FITEM,3,-12
  7. FITEM,3,14
  8. FITEM,3,-15
  9. FITEM,3,17
  10. FITEM,3,-18
  11. FITEM,3,21
  12. FITEM,3,-22
  13. FITEM,3,25
  14. FITEM,3,-27
  15. FITEM,3,30
  16. FITEM,3,32
  17. FITEM,3,-35
  18. VSYMM,Z,P51X, , , ,0,0

  19. !将螺栓螺母移到指定位置

  20. FLST,3,9,6,ORDE,5
  21. FITEM,3,3
  22. FITEM,3,9
  23. FITEM,3,31
  24. FITEM,3,36
  25. FITEM,3,-41
  26. FLST,3,9,6,ORDE,5
  27. FITEM,3,3
  28. FITEM,3,9
  29. FITEM,3,31
  30. FITEM,3,36
  31. FITEM,3,-41
  32. VGEN, ,P51X, , , , ,0.1, , ,1

  33. !建立接触对

  34. /COM, CONTACT PAIR CREATION - START
  35. CM,_NODECM,NODE
  36. CM,_ELEMCM,ELEM
  37. CM,_KPCM,KP
  38. CM,_LINECM,LINE
  39. CM,_AREACM,AREA
  40. CM,_VOLUCM,VOLU
  41. /GSAV,cwz,gsav,,temp
  42. MP,MU,1,
  43. MAT,1
  44. MP,EMIS,1,7.88860905221e-031
  45. R,3
  46. REAL,3
  47. ET,2,170
  48. ET,3,174
  49. R,3,,,1.0,0.1,0,-0.0001
  50. RMORE,,,1.0E20,0.0,1.0,
  51. RMORE,0.0,0,1.0,,1.0,0.5
  52. RMORE,0,1.0,1.0,0.0,,1.0
  53. KEYOPT,3,4,0
  54. KEYOPT,3,5,0
  55. KEYOPT,3,7,0
  56. KEYOPT,3,8,0
  57. KEYOPT,3,9,0
  58. KEYOPT,3,10,1
  59. KEYOPT,3,11,0
  60. KEYOPT,3,12,0
  61. KEYOPT,3,2,0
  62. KEYOPT,2,5,0
  63. ! Generate the target surface
  64. ASEL,S,,,132
  65. CM,_TARGET,AREA
  66. TYPE,2
  67. NSLA,S,1
  68. ESLN,S,0
  69. ESURF
  70. CMSEL,S,_ELEMCM
  71. ! Generate the contact surface
  72. ASEL,S,,,42
  73. CM,_CONTACT,AREA
  74. TYPE,3
  75. NSLA,S,1
  76. ESLN,S,0
  77. ESURF
  78. ALLS
  79. ESEL,ALL
  80. ESEL,S,TYPE,,2
  81. ESEL,A,TYPE,,3
  82. ESEL,R,REAL,,3
  83. /PSYMB,ESYS,1
  84. /PNUM,TYPE,1
  85. /NUM,1
  86. EPLOT
  87. ESEL,ALL
  88. ESEL,S,TYPE,,2
  89. ESEL,A,TYPE,,3
  90. ESEL,R,REAL,,3
  91. CMSEL,A,_NODECM
  92. CMDEL,_NODECM
  93. CMSEL,A,_ELEMCM
  94. CMDEL,_ELEMCM
  95. CMSEL,S,_KPCM
  96. CMDEL,_KPCM
  97. CMSEL,S,_LINECM
  98. CMDEL,_LINECM
  99. CMSEL,S,_AREACM
  100. CMDEL,_AREACM
  101. CMSEL,S,_VOLUCM
  102. CMDEL,_VOLUCM
  103. /GRES,cwz,gsav
  104. CMDEL,_TARGET
  105. CMDEL,_CONTACT
  106. /COM, CONTACT PAIR CREATION - END
  107. VPLOT

  108. /COM, CONTACT PAIR CREATION - START
  109. CM,_NODECM,NODE
  110. CM,_ELEMCM,ELEM
  111. CM,_KPCM,KP
  112. CM,_LINECM,LINE
  113. CM,_AREACM,AREA
  114. CM,_VOLUCM,VOLU
  115. /GSAV,cwz,gsav,,temp
  116. MP,MU,1,0
  117. MAT,1
  118. MP,EMIS,1,7.88860905221e-031
  119. R,4
  120. REAL,4
  121. ET,4,170
  122. ET,5,174
  123. R,4,,,1.0,0.1,0,-0.0001
  124. RMORE,,,1.0E20,0.0,1.0,
  125. RMORE,0.0,0,1.0,,1.0,0.5
  126. RMORE,0,1.0,1.0,0.0,,1.0
  127. KEYOPT,5,4,0
  128. KEYOPT,5,5,0
  129. KEYOPT,5,7,0
  130. KEYOPT,5,8,0
  131. KEYOPT,5,9,0
  132. KEYOPT,5,10,1
  133. KEYOPT,5,11,0
  134. KEYOPT,5,12,0
  135. KEYOPT,5,2,0
  136. KEYOPT,4,5,0
  137. ! Generate the target surface
  138. ASEL,S,,,91
  139. CM,_TARGET,AREA
  140. TYPE,4
  141. NSLA,S,1
  142. ESLN,S,0
  143. ESURF
  144. CMSEL,S,_ELEMCM
  145. ! Generate the contact surface
  146. ASEL,S,,,194
  147. CM,_CONTACT,AREA
  148. TYPE,5
  149. NSLA,S,1
  150. ESLN,S,0
  151. ESURF
  152. ALLS
  153. ESEL,ALL
  154. ESEL,S,TYPE,,4
  155. ESEL,A,TYPE,,5
  156. ESEL,R,REAL,,4
  157. /PSYMB,ESYS,1
  158. /PNUM,TYPE,1
  159. /NUM,1
  160. EPLOT
  161. ESEL,ALL
  162. ESEL,S,TYPE,,4
  163. ESEL,A,TYPE,,5
  164. ESEL,R,REAL,,4
  165. CMSEL,A,_NODECM
  166. CMDEL,_NODECM
  167. CMSEL,A,_ELEMCM
  168. CMDEL,_ELEMCM
  169. CMSEL,S,_KPCM
  170. CMDEL,_KPCM
  171. CMSEL,S,_LINECM
  172. CMDEL,_LINECM
  173. CMSEL,S,_AREACM
  174. CMDEL,_AREACM
  175. CMSEL,S,_VOLUCM
  176. CMDEL,_VOLUCM
  177. /GRES,cwz,gsav
  178. CMDEL,_TARGET
  179. CMDEL,_CONTACT
  180. /COM, CONTACT PAIR CREATION - END
  181. VPLOT

  182. /COM, CONTACT PAIR CREATION - START
  183. CM,_NODECM,NODE
  184. CM,_ELEMCM,ELEM
  185. CM,_KPCM,KP
  186. CM,_LINECM,LINE
  187. CM,_AREACM,AREA
  188. CM,_VOLUCM,VOLU
  189. /GSAV,cwz,gsav,,temp
  190. MP,MU,1,0
  191. MAT,1
  192. MP,EMIS,1,7.88860905221e-031
  193. R,5
  194. REAL,5
  195. ET,6,170
  196. ET,7,174
  197. R,5,,,1.0,0.1,0,-0.0001
  198. RMORE,,,1.0E20,0.0,1.0,
  199. RMORE,0.0,0,1.0,,1.0,0.5
  200. RMORE,0,1.0,1.0,0.0,,1.0
  201. KEYOPT,7,4,0
  202. KEYOPT,7,5,0
  203. KEYOPT,7,7,0
  204. KEYOPT,7,8,0
  205. KEYOPT,7,9,0
  206. KEYOPT,7,10,1
  207. KEYOPT,7,11,0
  208. KEYOPT,7,12,0
  209. KEYOPT,7,2,0
  210. KEYOPT,6,5,0
  211. ! Generate the target surface
  212. ASEL,S,,,154
  213. CM,_TARGET,AREA
  214. TYPE,6
  215. NSLA,S,1
  216. ESLN,S,0
  217. ESURF
  218. CMSEL,S,_ELEMCM
  219. ! Generate the contact surface
  220. ASEL,S,,,159
  221. CM,_CONTACT,AREA
  222. TYPE,7
  223. NSLA,S,1
  224. ESLN,S,0
  225. ESURF
  226. ALLS
  227. ESEL,ALL
  228. ESEL,S,TYPE,,6
  229. ESEL,A,TYPE,,7
  230. ESEL,R,REAL,,5
  231. /PSYMB,ESYS,1
  232. /PNUM,TYPE,1
  233. /NUM,1
  234. EPLOT
  235. ESEL,ALL
  236. ESEL,S,TYPE,,6
  237. ESEL,A,TYPE,,7
  238. ESEL,R,REAL,,5
  239. CMSEL,A,_NODECM
  240. CMDEL,_NODECM
  241. CMSEL,A,_ELEMCM
  242. CMDEL,_ELEMCM
  243. CMSEL,S,_KPCM
  244. CMDEL,_KPCM
  245. CMSEL,S,_LINECM
  246. CMDEL,_LINECM
  247. CMSEL,S,_AREACM
  248. CMDEL,_AREACM
  249. CMSEL,S,_VOLUCM
  250. CMDEL,_VOLUCM
  251. /GRES,cwz,gsav
  252. CMDEL,_TARGET
  253. CMDEL,_CONTACT
  254. /COM, CONTACT PAIR CREATION - END
  255. VPLOT
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 楼主| 发表于 2005-8-19 12:00 | 显示全部楼层
  1. /COM, CONTACT PAIR CREATION - START
  2. CM,_NODECM,NODE
  3. CM,_ELEMCM,ELEM
  4. CM,_KPCM,KP
  5. CM,_LINECM,LINE
  6. CM,_AREACM,AREA
  7. CM,_VOLUCM,VOLU
  8. /GSAV,cwz,gsav,,temp
  9. MP,MU,1,0
  10. MAT,1
  11. MP,EMIS,1,7.88860905221e-031
  12. R,6
  13. REAL,6
  14. ET,8,170
  15. ET,9,174
  16. R,6,,,1.0,0.1,0,-0.0001
  17. RMORE,,,1.0E20,0.0,1.0,
  18. RMORE,0.0,0,1.0,,1.0,0.5
  19. RMORE,0,1.0,1.0,0.0,,1.0
  20. KEYOPT,9,4,0
  21. KEYOPT,9,5,0
  22. KEYOPT,9,7,0
  23. KEYOPT,9,8,0
  24. KEYOPT,9,9,0
  25. KEYOPT,9,10,1
  26. KEYOPT,9,11,0
  27. KEYOPT,9,12,0
  28. KEYOPT,9,2,0
  29. KEYOPT,8,5,0
  30. ! Generate the target surface
  31. ASEL,S,,,142
  32. CM,_TARGET,AREA
  33. TYPE,8
  34. NSLA,S,1
  35. ESLN,S,0
  36. ESURF
  37. CMSEL,S,_ELEMCM
  38. ! Generate the contact surface
  39. ASEL,S,,,244
  40. CM,_CONTACT,AREA
  41. TYPE,9
  42. NSLA,S,1
  43. ESLN,S,0
  44. ESURF
  45. ALLS
  46. ESEL,ALL
  47. ESEL,S,TYPE,,8
  48. ESEL,A,TYPE,,9
  49. ESEL,R,REAL,,6
  50. /PSYMB,ESYS,1
  51. /PNUM,TYPE,1
  52. /NUM,1
  53. EPLOT
  54. VPLOT
  55. *CREATE,cwzplot,mac
  56. /COM,
  57. /COM,PLOT CONTACT PAIR(S)
  58. ~eui,'::apdl::noprint 1'
  59. ~eui,'::apdl::nooutput 1'
  60. !*
  61. CM,_CWZ_EL,ELEM
  62. CM,_CWZ_ND,NODE
  63. CM,_CWZ_KP,KP
  64. CM,_CWZ_LN,LINE
  65. CM,_CWZ_AR,AREA
  66. CM,_CWZ_VL,VOLU
  67. ESEL,NONE
  68. ESEL,A,REAL,,6
  69. ESEL,R,ENAME,,169,175
  70. NSLE
  71. KSLN,S
  72. LSLK,S,1
  73. ASLL,S,1
  74. /PNUM,TYPE,1
  75. /NUM,1
  76. /PSYMB,ESYS,0
  77. EPLOT
  78. CMSEL,S,_CWZ_EL
  79. CMDEL,_CWZ_EL
  80. CMSEL,S,_CWZ_ND
  81. CMDEL,_CWZ_ND
  82. CMSEL,S,_CWZ_KP
  83. CMDEL,_CWZ_KP
  84. CMSEL,S,_CWZ_LN
  85. CMDEL,_CWZ_LN
  86. CMSEL,S,_CWZ_AR
  87. CMDEL,_CWZ_AR
  88. CMSEL,S,_CWZ_VL
  89. CMDEL,_CWZ_VL
  90. !*
  91. /PSYMB,ESYS,0
  92. /NUM,0
  93. /PNUM,TYPE,0
  94. /PNUM,REAL,0
  95. /mrep,cwzplot
  96. ~eui,'::apdl::nooutput 0'
  97. ~eui,'::apdl::noprint 0'
  98. *END
  99. cwzplot
  100. VPLOT
  101. *CREATE,cwzplot,mac
  102. /COM,
  103. /COM,PLOT CONTACT PAIR(S)
  104. ~eui,'::apdl::noprint 1'
  105. ~eui,'::apdl::nooutput 1'
  106. !*
  107. CM,_CWZ_EL,ELEM
  108. CM,_CWZ_ND,NODE
  109. CM,_CWZ_KP,KP
  110. CM,_CWZ_LN,LINE
  111. CM,_CWZ_AR,AREA
  112. CM,_CWZ_VL,VOLU
  113. ESEL,NONE
  114. ESEL,A,REAL,,5
  115. ESEL,R,ENAME,,169,175
  116. NSLE
  117. KSLN,S
  118. LSLK,S,1
  119. ASLL,S,1
  120. /PNUM,TYPE,1
  121. /NUM,1
  122. /PSYMB,ESYS,0
  123. EPLOT
  124. CMSEL,S,_CWZ_EL
  125. CMDEL,_CWZ_EL
  126. CMSEL,S,_CWZ_ND
  127. CMDEL,_CWZ_ND
  128. CMSEL,S,_CWZ_KP
  129. CMDEL,_CWZ_KP
  130. CMSEL,S,_CWZ_LN
  131. CMDEL,_CWZ_LN
  132. CMSEL,S,_CWZ_AR
  133. CMDEL,_CWZ_AR
  134. CMSEL,S,_CWZ_VL
  135. CMDEL,_CWZ_VL
  136. !*
  137. /PSYMB,ESYS,0
  138. /NUM,0
  139. /PNUM,TYPE,0
  140. /PNUM,REAL,0
  141. /mrep,cwzplot
  142. ~eui,'::apdl::nooutput 0'
  143. ~eui,'::apdl::noprint 0'
  144. *END
  145. cwzplot
  146. VPLOT
  147. *CREATE,cwzplot,mac
  148. /COM,
  149. /COM,PLOT CONTACT PAIR(S)
  150. ~eui,'::apdl::noprint 1'
  151. ~eui,'::apdl::nooutput 1'
  152. !*
  153. CM,_CWZ_EL,ELEM
  154. CM,_CWZ_ND,NODE
  155. CM,_CWZ_KP,KP
  156. CM,_CWZ_LN,LINE
  157. CM,_CWZ_AR,AREA
  158. CM,_CWZ_VL,VOLU
  159. ESEL,NONE
  160. ESEL,A,REAL,,5
  161. ESEL,R,ENAME,,169,175
  162. NSLE
  163. KSLN,S
  164. LSLK,S,1
  165. ASLL,S,1
  166. /PNUM,TYPE,1
  167. /NUM,1
  168. /PSYMB,ESYS,0
  169. EPLOT
  170. CMSEL,S,_CWZ_EL
  171. CMDEL,_CWZ_EL
  172. CMSEL,S,_CWZ_ND
  173. CMDEL,_CWZ_ND
  174. CMSEL,S,_CWZ_KP
  175. CMDEL,_CWZ_KP
  176. CMSEL,S,_CWZ_LN
  177. CMDEL,_CWZ_LN
  178. CMSEL,S,_CWZ_AR
  179. CMDEL,_CWZ_AR
  180. CMSEL,S,_CWZ_VL
  181. CMDEL,_CWZ_VL
  182. !*
  183. /PSYMB,ESYS,0
  184. /NUM,0
  185. /PNUM,TYPE,0
  186. /PNUM,REAL,0
  187. /mrep,cwzplot
  188. ~eui,'::apdl::nooutput 0'
  189. ~eui,'::apdl::noprint 0'
  190. *END
复制代码
 楼主| 发表于 2005-8-19 12:01 | 显示全部楼层
  1. cwzplot
  2. /COM, CONTACT PAIR CREATION - START
  3. CM,_NODECM,NODE
  4. CM,_ELEMCM,ELEM
  5. CM,_KPCM,KP
  6. CM,_LINECM,LINE
  7. CM,_AREACM,AREA
  8. CM,_VOLUCM,VOLU
  9. /GSAV,cwz,gsav,,temp
  10. MP,MU,1,0
  11. MAT,1
  12. MP,EMIS,1,7.88860905221e-031
  13. R,7
  14. REAL,7
  15. ET,10,170
  16. ET,11,174
  17. R,7,,,1.0,0.1,0,-0.0001
  18. RMORE,,,1.0E20,0.0,1.0,
  19. RMORE,0.0,0,1.0,,1.0,0.5
  20. RMORE,0,1.0,1.0,0.0,,1.0
  21. KEYOPT,11,4,0
  22. KEYOPT,11,5,0
  23. KEYOPT,11,7,0
  24. KEYOPT,11,8,0
  25. KEYOPT,11,9,0
  26. KEYOPT,11,10,1
  27. KEYOPT,11,11,0
  28. KEYOPT,11,12,0
  29. KEYOPT,11,2,0
  30. KEYOPT,10,5,0
  31. ! Generate the target surface
  32. ASEL,S,,,160
  33. CM,_TARGET,AREA
  34. TYPE,10
  35. NSLA,S,1
  36. ESLN,S,0
  37. ESURF
  38. CMSEL,S,_ELEMCM
  39. ! Generate the contact surface
  40. ASEL,S,,,272
  41. CM,_CONTACT,AREA
  42. TYPE,11
  43. NSLA,S,1
  44. ESLN,S,0
  45. ESURF
  46. ALLS
  47. ESEL,ALL
  48. ESEL,S,TYPE,,10
  49. ESEL,A,TYPE,,11
  50. ESEL,R,REAL,,7
  51. /PSYMB,ESYS,1
  52. /PNUM,TYPE,1
  53. /NUM,1
  54. EPLOT
  55. ESEL,ALL
  56. ESEL,S,TYPE,,10
  57. ESEL,A,TYPE,,11
  58. ESEL,R,REAL,,7
  59. CMSEL,A,_NODECM
  60. CMDEL,_NODECM
  61. CMSEL,A,_ELEMCM
  62. CMDEL,_ELEMCM
  63. CMSEL,S,_KPCM
  64. CMDEL,_KPCM
  65. CMSEL,S,_LINECM
  66. CMDEL,_LINECM
  67. CMSEL,S,_AREACM
  68. CMDEL,_AREACM
  69. CMSEL,S,_VOLUCM
  70. CMDEL,_VOLUCM
  71. /GRES,cwz,gsav
  72. CMDEL,_TARGET
  73. CMDEL,_CONTACT
  74. /COM, CONTACT PAIR CREATION - END

  75. /COM, CONTACT PAIR CREATION - START
  76. CM,_NODECM,NODE
  77. CM,_ELEMCM,ELEM
  78. CM,_KPCM,KP
  79. CM,_LINECM,LINE
  80. CM,_AREACM,AREA
  81. CM,_VOLUCM,VOLU
  82. /GSAV,cwz,gsav,,temp
  83. MP,MU,1,0
  84. MAT,1
  85. MP,EMIS,1,7.88860905221e-031
  86. R,8
  87. REAL,8
  88. ET,12,170
  89. ET,13,174
  90. R,8,,,1.0,0.1,0,-0.0001
  91. RMORE,,,1.0E20,0.0,1.0,
  92. RMORE,0.0,0,1.0,,1.0,0.5
  93. RMORE,0,1.0,1.0,0.0,,1.0
  94. KEYOPT,13,4,0
  95. KEYOPT,13,5,0
  96. KEYOPT,13,7,0
  97. KEYOPT,13,8,0
  98. KEYOPT,13,9,0
  99. KEYOPT,13,10,1
  100. KEYOPT,13,11,0
  101. KEYOPT,13,12,0
  102. KEYOPT,13,2,0
  103. KEYOPT,12,5,0
  104. ! Generate the target surface
  105. ASEL,S,,,161
  106. CM,_TARGET,AREA
  107. TYPE,12
  108. NSLA,S,1
  109. ESLN,S,0
  110. ESURF
  111. CMSEL,S,_ELEMCM
  112. ! Generate the contact surface
  113. ASEL,S,,,173
  114. CM,_CONTACT,AREA
  115. TYPE,13
  116. NSLA,S,1
  117. ESLN,S,0
  118. ESURF
  119. ALLS
  120. ESEL,ALL
  121. ESEL,S,TYPE,,12
  122. ESEL,A,TYPE,,13
  123. ESEL,R,REAL,,8
  124. /PSYMB,ESYS,1
  125. /PNUM,TYPE,1
  126. /NUM,1
  127. EPLOT
  128. ESEL,ALL
  129. ESEL,S,TYPE,,12
  130. ESEL,A,TYPE,,13
  131. ESEL,R,REAL,,8
  132. CMSEL,A,_NODECM
  133. CMDEL,_NODECM
  134. CMSEL,A,_ELEMCM
  135. CMDEL,_ELEMCM
  136. CMSEL,S,_KPCM
  137. CMDEL,_KPCM
  138. CMSEL,S,_LINECM
  139. CMDEL,_LINECM
  140. CMSEL,S,_AREACM
  141. CMDEL,_AREACM
  142. CMSEL,S,_VOLUCM
  143. CMDEL,_VOLUCM
  144. /GRES,cwz,gsav
  145. CMDEL,_TARGET
  146. CMDEL,_CONTACT
  147. /COM, CONTACT PAIR CREATION - END

  148. FLST,5,20,5,ORDE,20
  149. FITEM,5,24
  150. FITEM,5,-25
  151. FITEM,5,43
  152. FITEM,5,52
  153. FITEM,5,59
  154. FITEM,5,67
  155. FITEM,5,82
  156. FITEM,5,85
  157. FITEM,5,96
  158. FITEM,5,103
  159. FITEM,5,106
  160. FITEM,5,123
  161. FITEM,5,126
  162. FITEM,5,136
  163. FITEM,5,141
  164. FITEM,5,148
  165. FITEM,5,150
  166. FITEM,5,153
  167. FITEM,5,163
  168. FITEM,5,172
  169. ASEL,R, , ,P51X
  170. CM,a1,AREA

  171. FLST,5,23,6,ORDE,5
  172. FITEM,5,36
  173. FITEM,5,38
  174. FITEM,5,40
  175. FITEM,5,42
  176. FITEM,5,-61
  177. VSEL,S, , ,P51X

  178. FLST,5,3,6,ORDE,3
  179. FITEM,5,36
  180. FITEM,5,38
  181. FITEM,5,40
  182. VSEL,U, , ,P51X

  183. ASLV,S
  184. FLST,5,20,5,ORDE,20
  185. FITEM,5,181
  186. FITEM,5,191
  187. FITEM,5,197
  188. FITEM,5,199
  189. FITEM,5,208
  190. FITEM,5,212
  191. FITEM,5,215
  192. FITEM,5,221
  193. FITEM,5,228
  194. FITEM,5,230
  195. FITEM,5,237
  196. FITEM,5,239
  197. FITEM,5,247
  198. FITEM,5,252
  199. FITEM,5,-253
  200. FITEM,5,258
  201. FITEM,5,261
  202. FITEM,5,264
  203. FITEM,5,269
  204. FITEM,5,273
  205. ASEL,R, , ,P51X
  206. CM,a2,AREA
复制代码
 楼主| 发表于 2005-8-19 12:01 | 显示全部楼层
  1. ALLS
  2. CMSEL,S,A1
  3. CMSEL,S,A2
  4. /REPLO
  5. CM,_NODECM,NODE
  6. CM,_ELEMCM,ELEM
  7. CM,_KPCM,KP
  8. CM,_LINECM,LINE
  9. CM,_AREACM,AREA
  10. CM,_VOLUCM,VOLU
  11. /GSAV,cwz,gsav,,temp
  12. MP,MU,1,0
  13. MAT,1
  14. MP,EMIS,1,7.88860905221e-031
  15. R,9
  16. REAL,9
  17. ET,14,170
  18. ET,15,174
  19. R,9,,,1.0,0.1,0,-0.0001
  20. RMORE,,,1.0E20,0.0,1.0,
  21. RMORE,0.0,0,1.0,,1.0,0.5
  22. RMORE,0,1.0,1.0,0.0,,1.0
  23. KEYOPT,15,4,0
  24. KEYOPT,15,5,0
  25. KEYOPT,15,7,0
  26. KEYOPT,15,8,0
  27. KEYOPT,15,9,0
  28. KEYOPT,15,10,1
  29. KEYOPT,15,11,0
  30. KEYOPT,15,12,0
  31. KEYOPT,15,2,0
  32. KEYOPT,14,5,0
  33. ! Generate the target surface
  34. ASEL,S,,,24
  35. ASEL,A,,,25
  36. ASEL,A,,,43
  37. ASEL,A,,,52
  38. ASEL,A,,,59
  39. ASEL,A,,,67
  40. ASEL,A,,,82
  41. ASEL,A,,,85
  42. ASEL,A,,,96
  43. ASEL,A,,,103
  44. ASEL,A,,,106
  45. ASEL,A,,,123
  46. ASEL,A,,,126
  47. ASEL,A,,,136
  48. ASEL,A,,,141
  49. ASEL,A,,,148
  50. ASEL,A,,,150
  51. ASEL,A,,,153
  52. ASEL,A,,,163
  53. ASEL,A,,,172
  54. CM,_TARGET,AREA
  55. TYPE,14
  56. NSLA,S,1
  57. ESLN,S,0
  58. ESURF
  59. CMSEL,S,_ELEMCM
  60. ! Generate the contact surface
  61. ASEL,S,,,181
  62. ASEL,A,,,191
  63. ASEL,A,,,197
  64. ASEL,A,,,199
  65. ASEL,A,,,208
  66. ASEL,A,,,212
  67. ASEL,A,,,215
  68. ASEL,A,,,221
  69. ASEL,A,,,228
  70. ASEL,A,,,230
  71. ASEL,A,,,237
  72. ASEL,A,,,239
  73. ASEL,A,,,247
  74. ASEL,A,,,252
  75. ASEL,A,,,253
  76. ASEL,A,,,258
  77. ASEL,A,,,261
  78. ASEL,A,,,264
  79. ASEL,A,,,269
  80. ASEL,A,,,273
  81. CM,_CONTACT,AREA
  82. TYPE,15
  83. NSLA,S,1
  84. ESLN,S,0
  85. ESURF
  86. ALLS
  87. ESEL,ALL
  88. ESEL,S,TYPE,,14
  89. ESEL,A,TYPE,,15
  90. ESEL,R,REAL,,9
  91. /PSYMB,ESYS,1
  92. /PNUM,TYPE,1
  93. /NUM,1
  94. EPLOT
  95. ESEL,ALL
  96. ESEL,S,TYPE,,14
  97. ESEL,A,TYPE,,15
  98. ESEL,R,REAL,,9
  99. CMSEL,A,_NODECM
  100. CMDEL,_NODECM
  101. CMSEL,A,_ELEMCM
  102. CMDEL,_ELEMCM
  103. CMSEL,S,_KPCM
  104. CMDEL,_KPCM
  105. CMSEL,S,_LINECM
  106. CMDEL,_LINECM
  107. CMSEL,S,_AREACM
  108. CMDEL,_AREACM
  109. CMSEL,S,_VOLUCM
  110. CMDEL,_VOLUCM
  111. /GRES,cwz,gsav
  112. CMDEL,_TARGET
  113. CMDEL,_CONTACT
  114. ALLS

  115. !接触对产生完毕

  116. !产生预紧单元
  117. PSMESH,1,pre1, ,VOLU,3, 0,Z, , , , , ,

  118. PSMESH,2,pre2, ,VOLU,9, 0,Z, , , , , ,

  119. PSMESH,3,pre3, ,VOLU,31, 0,Z, , , , , ,
  120. FINI

  121. !施加边界条件

  122. !产生预紧力
  123. /SOLU
  124. *DEL,_z
  125. *DIM,_z,ARRAY,1,1,1
  126. *SET,_z(1) ,1
  127. *DO,_z1,1,1
  128. SLOAD,_z(_z1),9,LOCK,FORC, 5000,1,2
  129. *ENDDO
  130. *DEL,_z
  131. *DIM,_z,ARRAY,1,1,1
  132. *SET,_z(1) ,2
  133. *DO,_z1,1,1
  134. SLOAD,_z(_z1),9,LOCK,FORC, 5000,1,2
  135. *ENDDO
  136. *DEL,_z
  137. *DIM,_z,ARRAY,1,1,1
  138. *SET,_z(1) ,3
  139. *DO,_z1,1,1
  140. SLOAD,_z(_z1),9,LOCK,FORC, 5000,1,2
  141. *ENDDO

  142. !位移约束条件

  143. FLST,2,30,4,ORDE,24
  144. FITEM,2,217
  145. FITEM,2,-220
  146. FITEM,2,255
  147. FITEM,2,-258
  148. FITEM,2,295
  149. FITEM,2,-298
  150. FITEM,2,315
  151. FITEM,2,324
  152. FITEM,2,-325
  153. FITEM,2,337
  154. FITEM,2,-338
  155. FITEM,2,348
  156. FITEM,2,356
  157. FITEM,2,-357
  158. FITEM,2,372
  159. FITEM,2,375
  160. FITEM,2,384
  161. FITEM,2,390
  162. FITEM,2,403
  163. FITEM,2,419
  164. FITEM,2,-420
  165. FITEM,2,428
  166. FITEM,2,446
  167. FITEM,2,457
  168. DL,P51X, ,ALL,

  169. FLST,5,5,6,ORDE,5
  170. FITEM,5,5
  171. FITEM,5,11
  172. FITEM,5,15
  173. FITEM,5,33
  174. FITEM,5,35
  175. VSEL,S, , ,P51X
  176. ASLV,R
  177. LSLA,R

  178. FLST,2,5,4,ORDE,5
  179. FITEM,2,2
  180. FITEM,2,71
  181. FITEM,2,117
  182. FITEM,2,141
  183. FITEM,2,168
  184. DL,P51X, ,ALL,
  185. ALLS

  186. !求解控制

  187. ANTYPE,0
  188. NLGEOM,1
  189. NSUBST,20,28,14
  190. OUTRES,ERASE
  191. OUTRES,BASI,1
  192. LNSRCH,1
  193. PRED,0
  194. TIME,1

  195. !写载荷步文件
  196. LSWRITE,1,
  197. FLST,2,10,5,ORDE,10
  198. FITEM,2,37
  199. FITEM,2,72
  200. FITEM,2,76
  201. FITEM,2,89
  202. FITEM,2,92
  203. FITEM,2,110
  204. FITEM,2,113
  205. FITEM,2,117
  206. FITEM,2,130
  207. FITEM,2,133
  208. SFA,P51X,1,PRES,1e6
  209. LSWRITE,2,

  210. !求解
  211. LSSOLVE,1,2
复制代码
 楼主| 发表于 2005-8-19 12:04 | 显示全部楼层
1.gif

计算的结果如下:
(为了更清楚的反映变形的趋势,SCALE FACTOR 值设为50。)

整体应力分布
2.gif

整体应变图
3.gif
 楼主| 发表于 2005-8-19 12:05 | 显示全部楼层
螺栓的应力分布
1.gif

螺栓与支架及螺栓与立板间的接触应力(支架与立板间的接触应力没有将其显示,值很小)
2.gif
发表于 2007-1-3 21:09 | 显示全部楼层
请问:V***W,P51X,,DELETE !将V***W修改为V S B W(中间无空格)中的命令是什么意思啊,干什么用的啊,谢谢!运行时也运行不了。
发表于 2007-1-17 22:50 | 显示全部楼层
要通过文件导入运行。。。。
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