ls-dyna中怎么查看梁单元节点的转角？ 151
问题描述：一个简支梁（10个梁单元，单元之间的节点附加集中质量）中点受到一个阶跃载荷。想要得到梁单元节点的转角。
在lspp中查看rx-displacement一直为零。然后看手册写查看rx-displacement要用到离散梁单元，然后换了section_beam type6，mat 66。结果每个梁单元就像关节脱臼一样，在梁单元节点处随意甩动，最终消失。
还要谢谢曹老师的帮助。
$# LS-DYNA Keyword file created by LS-PrePost(R) V4.3.11 - 04Jul2017
$# Created on Oct-12-2017 (11:17:04)
*KEYWORD
*TITLE
$# title
LS-DYNA keyword deck by LS-PrePost
*CONTROL_TERMINATION
$# endtim endcyc dtmin endeng endmas
60.0 0 0.0 0.0 0.0
*DATABASE_DISBOUT
$# dt binary lcur ioopt
0.0 0 0 1
*DATABASE_DEFORC
$# dt binary lcur ioopt
0.0 0 0 1
*DATABASE_ELOUT
$# dt binary lcur ioopt option1 option2 option3 option4
0.0 0 0 1 0 0 0 0
*DATABASE_GLSTAT
$# dt binary lcur ioopt
0.0 0 0 1
*DATABASE_GLSTAT_MASS_PROPERTIES
$# dt binary lcur ioopt
0.0 0 0 1
*DATABASE_MATSUM
$# dt binary lcur ioopt
0.0 0 0 1
*DATABASE_NODOUT
$# dt binary lcur ioopt option1 option2
0.0 0 0 1 0.0 0
*DATABASE_BINARY_D3PLOT
$# dt lcdt beam npltc psetid
0.1 0 0 0 0
$# ioopt
0
*DATABASE_HISTORY_BEAM
$# id1 id2 id3 id4 id5 id6 id7 id8
16 0 0 0 0 0 0 0
*DATABASE_HISTORY_NODE
$# id1 id2 id3 id4 id5 id6 id7 id8
15 0 0 0 0 0 0 0
*BOUNDARY_SPC_NODE
$HMNAME LOADCOLS 1SPC
$HWCOLOR LOADCOLS 1 8
$# nid cid dofx dofy dofz dofrx dofry dofrz
12 0 1 1 1 1 0 0
$HMNAME LOADCOLS 3SPC_R
$HWCOLOR LOADCOLS 3 24
22 0 0 1 1 0 0 0
*LOAD_NODE_POINT
$# nid dof lcid sf cid m1 m2 m3
17 2 1 1.0 0 0 0 0
*PART
$# title
auto created
$# pid secid mid eosid hgid grav adpopt tmid
2 1 3 0 0 0 0 0
*SECTION_BEAM
$HMNAME PROPS 1BAR_PROPERTY
$# secid elform shrf qr/irid cst scoor nsm
1 6 1.0 2 1 3.0 0.0
$# vol iner cid ca offset rrcon srcon trcon
50.0 0.0 0 0.0 0.0 0.0 0.0 0.0
*MAT_LINEAR_ELASTIC_DISCRETE_BEAM
$# mid ro tkr tks tkt rkr rks rkt
37.90000E-9 10000 10000 10000 100.0 100.0 100.0
$# tdr tds tdt rdr rds rdt
0.0 0.0 0.0 0.0 0.0 0.0
$# for fos fot mor mos mot
0.0 0.0 0.0 0.0 0.0 0.0
*MAT_ELASTIC
$HMNAME MATS 1steel
$# mid ro e pr da db not used
17.90000E-9 210000.0 0.3 0.0 0.0 0
*DEFINE_CURVE
$# lcid sidr sfa sfo offa offo dattyp lcint
1 0 1.0 1.0 0.0 0.0 0 0
$# a1 o1
0.0 0.0
0.001 100.0
10.0 100.0
10.001 0.0
12.0 0.0
*ELEMENT_BEAM
$# eid pid n1 n2 n3 rt1 rr1 rt2 rr2 local
12 2 12 13 23 0 0 0 0 2
13 2 13 14 24 0 0 0 0 2
14 2 14 15 25 0 0 0 0 2
15 2 15 16 26 0 0 0 0 2
16 2 16 17 27 0 0 0 0 2
17 2 17 18 28 0 0 0 0 2
18 2 18 19 29 0 0 0 0 2
19 2 19 20 30 0 0 0 0 2
20 2 20 21 31 0 0 0 0 2
21 2 21 22 32 0 0 0 0 2
*ELEMENT_MASS
$HMNAME COMPS 1auto1
$HWCOLOR COMPS 1 11
$# eid nid mass pid
1 1 0.01 1
2 2 1.0 1
3 11 1.0 1
4 10 1.0 1
5 9 1.0 1
6 8 1.0 1
7 7 1.0 1
8 6 1.0 1
9 5 1.0 1
10 4 1.0 1
11 3 1.0 1
*NODE
$# nid x y z tc rc
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2 0.0 0.0 0.0 0 0
3 100.0 0.0 0.0 0 0
4 200.0 0.0 0.0 0 0
5 300.0 0.0 0.0 0 0
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16 400.0 0.0 0.0 0 0
17 500.0 0.0 0.0 0 0
18 600.0 0.0 0.0 0 0
19 700.0 0.0 0.0 0 0
20 800.0 0.0 0.0 0 0
21 900.0 0.0 0.0 0 0
22 1000.0 0.0 0.0 0 0
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24 100.0 10.0 0.0 0 0
25 200.0 10.0 0.0 0 0
26 300.0 10.0 0.0 0 0
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29 600.0 10.0 0.0 0 0
30 700.0 10.0 0.0 0 0
31 800.0 10.0 0.0 0 0
32 900.0 10.0 0.0 0 0
*END
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