panjunustb 发表于 2010-9-30 09:39

分析输电塔模型 是否要每个塔节点的坐标

ansys分析输电塔模型 是不是需要每个输电塔节点的坐标啊 谢谢帮助啊

Chelsea 发表于 2010-9-30 09:57

网上的一个关于输电塔的例子：
finish

/clear

/prep7

et,1,beam188

mp,ex,1,2.1e11

mp,prxy,1,0.3

mp,dens,1,7800

r,1,0.00193

et,2,beam188

mp,ex,2,2.1e11

mp,prxy,2,0.3

mp,dens,2,7800

r,2,0.00039

et,3,beam188

mp,ex,3,2.1e11

mp,prxy,3,0.3

mp,dens,3,7800

r,3,0.000236

et,4,beam188

mp,ex,4,2.1e11

mp,prxy,4,0.3

mp,dens,4,7800

r,4,0.00139

et,5,beam188

mp,ex,5,2.1e11

mp,prxy,5,0.3

mp,dens,5,7800

r,5,0.000349

et,6,beam188

mp,ex,6,2.1e11

mp,prxy,6,0.3

mp,dens,6,7800

r,6,0.000614

et,7,beam188

mp,ex,7,2.1e11

mp,prxy,7,0.3

mp,dens,7,7800

r,7,0.00109

SECTYPE,   1, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.1,0.1,0.01,0.01,0,0,0,0,0,0

SECTYPE,   2, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.05,0.05,0.004,0.004,0,0,0,0,0,0

SECTYPE,   3, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.04,0.04,0.003,0.003,0,0,0,0,0,0

SECTYPE,   4, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.09,0.09,0.008,0.008,0,0,0,0,0,0

SECTYPE,   5, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.045,0.045,0.004,0.004,0,0,0,0,0,0

SECTYPE,   6, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.63,0.63,0.005,0.005,0,0,0,0,0,0

SECTYPE,   7, BEAM, L, , 0

SECOFFSET, CENT

SECDATA,0.08,0.08,0.007,0.007,0,0,0,0,0,0

n,101,0,0,0

n,201,3.730,0,0

n,301,0,0,3.730

n,401,3.730,0,3.730

n,104,1.265,12.000,1.265

n,204,2.465,12.000,1.265

n,304,1.265,12.000,2.465

n,404,2.465,12.000,2.465

n,523,1.86,4.67,0.492

n,623,3.24,4.67,1.86

n,723,0.492,4.67,1.86

n,823,1.86,4.67,3.24

fill,101,104,1,103,1,1

fill,201,204,1,203,1,1

fill,301,304,1,303,1,1

fill,401,404,1,403,1,1

fill,101,103,1,102,1,1

fill,201,203,1,202,1,1

fill,301,303,1,302,1,1

fill,401,403,1,402,1,1

fill,101,102,2,111,1,1

fill,201,202,2,211,1,1

fill,301,302,2,311,1,1

fill,401,402,2,411,1,1

fill,102,202,1,501,1,1

fill,202,402,1,601,1,1

fill,302,402,1,801,1,1

fill,102,302,1,701,1,1

fill,101,501,2,512,1,1

fill,201,501,2,514,1,1

fill,201,601,2,612,1,1

fill,401,601,2,614,1,1

fill,401,801,2,812,1,1

fill,301,801,2,814,1,1

fill,301,701,2,712,1,1

fill,101,701,2,714,1,1

fill,102,523,1,522,1,1

fill,202,523,1,525,1,1

fill,203,523,1,524,1,1

fill,103,523,1,526,1,1

fill,202,623,1,622,1,1

fill,402,623,1,625,1,1

fill,403,623,1,624,1,1

fill,203,623,1,626,1,1

fill,402,823,1,822,1,1

fill,302,823,1,825,1,1

fill,303,823,1,824,1,1

fill,403,823,1,826,1,1

fill,302,723,1,722,1,1

fill,102,723,1,725,1,1

fill,103,723,1,724,1,1

fill,303,723,1,726,1,1

fill,103,104,4,131,1,1

fill,203,204,4,231,1,1

fill,303,304,4,331,1,1

fill,403,404,4,431,1,1

fill,102,103,1,121,1,1

fill,202,203,1,221,1,1

fill,302,303,1,321,1,1

fill,402,403,1,421,1,1

n,504,-0.935,12.000,1.265

n,604,4.665,12.000,1.265

n,704,-0.935,12.000,2.465

n,804,4.665,12.000,2.465

fill,504,104,1,904,1,1

fill,604,204,1,1004,1,1

fill,704,304,1,1104,1,1

fill,804,404,1,1204,1,1

n,105,1.265,14.500,1.265

n,205,2.465,14.500,1.265

n,305,1.265,14.500,2.465

n,405,2.465,14.500,2.465

n,505,-1.435,14.500,1.265

n,605,5.185,14.500,1.265

n,705,-1.435,14.500,2.465

n,805,5.185,14.500,2.465

fill,505,105,1,905,1,1

fill,605,205,1,1005,1,1

fill,705,305,1,1105,1,1

fill,805,405,1,1205,1,1

n,141,1.265,13.000,1.265

n,241,2.465,13.000,1.265

n,341,1.265,13.000,2.465

n,441,2.465,13.000,2.465

fill,504,141,1,541,1,1

fill,241,604,1,542,1,1

fill,341,704,1,543,1,1

fill,441,804,1,544,1,1

fill,105,141,1,142,1,1

fill,241,205,1,242,1,1

fill,341,305,1,342,1,1

fill,441,405,1,442,1,1

n,151,1.265,15.500,1.265

n,251,2.465,15.500,1.265

n,351,1.265,15.500,2.465

n,451,2.465,15.500,2.465

fill,505,151,1,641,1,1

fill,251,605,1,642,1,1

fill,351,705,1,643,1,1

fill,451,805,1,644,1,1

n,106,1.265,17.000,1.265

n,206,2.465,17.000,1.265

n,306,1.265,17.000,2.465

n,406,2.465,17.000,2.465

n,506,-0.935,17.000,1.265

n,606,4.665,17.000,1.265

n,706,-0.935,17.000,2.465

n,806,4.665,17.000,2.465

fill,106,151,1,152,1,1

fill,251,206,1,252,1,1

fill,351,306,1,352,1,1

fill,451,406,1,452,1,1

fill,506,106,1,906,1,1

fill,606,206,1,1006,1,1

fill,706,306,1,1106,1,1

fill,806,406,1,1206,1,1

n,161,1.265,18.000,1.265

n,261,2.465,18.000,1.265

n,361,1.265,18.000,2.465

n,461,2.465,18.000,2.465

fill,506,161,1,741,1,1

fill,261,606,1,742,1,1

fill,361,706,1,743,1,1

fill,461,806,1,744,1,1

n,107,1.625,21.000,1.625

n,207,2.165,21.000,1.625

n,307,1.625,21.000,2.165

n,407,2.165,21.000,2.165

fill,161,107,2,162,1,1

fill,261,207,3,164,1,1

fill,261,207,2,262,1,1

fill,461,407,3,264,1,1

fill,461,407,2,462,1,1

fill,361,307,3,464,1,1

fill,361,307,2,362,1,1

fill,161,107,3,364,1,1

type,1

real,1

mat,1

secnum,1

*do,i,1,4,1

e,100*i+1,100*i+3

* enddo

type,4

real,4

mat,4

secnum,4

*do,i,1,4,1

e,100*i+3,100*i+4

* enddo

type,7

real,7

mat,7

secnum,7

*do,i,1,4,1

e,100*i+4,100*i+61

*enddo

type,2

real,2

mat,2

secnum,2

*do,i,1,4,1

e,100*i+1,100*i+401

*enddo

e,201,501

e,101,701

e,301,801

e,401,601

*do,i,1,3,2

e,100*i+2,100*i+102

e,100*i+3,100*i+103

*enddo

*do,i,1,2,1

e,100*i+2,100*i+202

e,100*i+3,100*i+203

*enddo

e,102,203

e,202,103

e,202,403

e,402,203

e,402,303

e,302,403

e,302,103

e,102,303

*do,i,1,4,1

e,100*i+61,100*i+7

*enddo

type,3

real,3

mat,3

secnum,3

*do,i,1,2,1

e,110+i,511+i

e,210+i,513+i

e,210+i,611+i

e,410+i,613+i

e,310+i,711+i

e,110+i,713+i

e,410+i,811+i

e,310+i,813+i

*enddo

*do,i,1,2,1

e,92+10*i,514-i

e,192+10*i,516-i

e,392+10*i,616-i

e,192+10*i,614-i

e,392+10*i,814-i

e,292+10*i,816-i

e,292+10*i,714-i

e,92+10*i,716-i

*enddo

*do,i,1,4,1

e,100*i+21,100*i+422

*enddo

*do,i,1,4,1

e,100*i+21,100*i+426

*enddo

*do,i,1,4,1

e,100*i+422,100*i+426

e,100*i+424,100*i+425

*enddo

e,221,524

e,221,525

e,421,624

e,421,625

e,321,824

e,321,825

e,121,724

e,121,725

type,5

real,5

mat,5

secnum,5

*do,i,1,3,1

e,130+i,231+i

e,230+i,131+i

e,230+i,431+i

e,430+i,231+i

e,430+i,331+i

e,330+i,431+i

e,330+i,131+i

e,130+i,331+i

*enddo

e,103,231

e,134,204

e,203,131

e,234,104

e,203,431

e,234,404

e,403,231

e,434,204

e,403,331

e,434,304

e,303,431

e,334,404

e,303,131

e,334,104

e,103,331

e,134,304

*do,i,1,3,1

e,503+i,1103+i

e,903+i,303+i

e,103+i,403+i

e,203+i,1203+i

e,1003+i,803+i

e,603+i,1203+i

e,1003+i,403+i

e,203+i,303+i

e,103+i,1103+i

e,903+i,703+i

e,503+i,703+i

e,603+i,803+i

*enddo

*do,i,1,3,1

e,231+10*i,603+i

e,131+10*i,503+i

e,431+10*i,803+i

e,331+10*i,703+i

*enddo

type,3

real,3

mat,3

secnum,3

*do,i,1,3,1

e,103+i,231+10*i

e,203+i,131+10*i

e,403+i,331+10*i

e,303+i,431+10*i

e,203+i,431+10*i

e,403+i,231+10*i

e,303+i,131+10*i

e,103+i,331+10*i

*enddo

*do,i,1,2,1

e,131+10*i,232+10*i

e,231+10*i,432+10*i

e,431+10*i,332+10*i

e,331+10*i,132+10*i

*enddo

*do,i,1,2,1

e,132+10*i,204+i

e,232+10*i,404+i

e,432+10*i,304+i

e,332+10*i,104+i

*enddo

*do,i,1,2,1

e,231+10*i,132+10*i

e,431+10*i,232+10*i

e,331+10*i,432+10*i

e,131+10*i,332+10*i

*enddo

*do,i,1,2,1

e,232+10*i,104+i

e,432+10*i,204+i

e,332+10*i,404+i

e,132+10*i,304+i

*enddo

*do,i,1,3,1

e,131+10*i,231+10*i

e,231+10*i,431+10*i

e,331+10*i,131+10*i

e,431+10*i,331+10*i

*enddo

*do,i,1,3,1

e,442+100*i,1003+i

e,444+100*i,1203+i

e,443+100*i,1103+i

e,441+100*i,903+i

e,442+100*i,203+i

e,444+100*i,403+i

e,441+100*i,103+i

e,443+100*i,303+i

*enddo

*do,i,1,3,1

e,442+100*i,444+100*i

e,441+100*i,443+100*i

*enddo

type,6

real,6

mat,6

secnum,6

*do,i,1,3,1

e,503+i,603+i

e,703+i,803+i

e,103+i,303+i

e,203+i,403+i

*enddo

type,3

real,3

mat,3

secnum,3

*do,i,1,4,1

e,100*i+61,100*i+64

e,100*i+64,100*i+62

e,100*i+62,100*i+65

e,100*i+65,100*i+63

e,100*i+63,100*i+66

e,100*i+66,100*i+7

*enddo

e,107,207

e,207,407

e,407,307

e,307,107

d,101,all

d,201,all

d,301,all

d,401,all

finish

impulse 发表于 2010-9-30 12:46

应该要，另外看你目标是什么，如果做模态分析，节点可以少一点，可以不用考虑节点端部连接刚度的差异，杆单元与梁单元都差不多（好像网上有这个方面比较的文章），但是若想做细致一点的比如失效分析，则需要采用梁单元，并且考虑连接刚度差异。

2004105325 发表于 2010-10-10 10:15

我也在做铁塔，大家可以一起商量下，你要建完整的模型，肯定每个节点都要建出来啊！
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