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初學ansys,,各種不懂,。想做一個空間桁架受力分析,,然后代碼寫了,,導入ansys后加載,,實常數(shù),單元類型,,材料屬性都定義了,,就是不求解,也查不到錯,,求大神們指教T^T8 ]0 [7 T! b3 Z' C' F8 F
問題是這樣的:
& k+ W4 b8 H A! s線L1,,L9受Y負方向的均布載荷1000N/m,關鍵點7,15,19全約束,,受重力場的影響下看它的變形和應力,。
4 h. G9 t& a5 S1 I這個是我寫的APDL代碼& T7 e4 X2 \3 l) R4 c. _. {
!桁架分析( S! [4 u! ]& @) `3 p0 R( I0 [# ] i
FINISH$/CLEAR$/PREP7: H5 `5 E" R* J; O: ?& W- I
!方鋁截面
) O, ]: q5 W( m3 q/ Q7 hET,1,BEAM4
9 M# K1 J* X8 `R,1,0.902E-4,0.534E-8,0.534E-8,0.02,0.02
1 I6 e/ s2 Y P4 S) W8 mMP,EX,1,6.9E10) A- l7 R, ~. f e. E( b8 j' j! x
MP,PRXY,1,0.33
4 v$ E2 O9 i4 f& ~: p0 GMP,DENS,1,29005 Z6 x" ^) }% Y5 D
SECTPYE,1,BEAM,HREC0 _. M( x, { r' E5 g. a/ [& }
SECDATA,0.02,0.02,0.0012,0.0012,0.0012,0.0012
) C% |3 n# W: B6 V! o) j!桁架線體模型
$ [' ?& w4 i/ p @K,1$K,2,0.140$K,3,0.360$K,4,0.680$K,5,0.930$K,6,19 K$ x: T- B# I2 ~0 d
K,7,0.680,-0.150$K,8,0.680,-0.120! A6 J) m: l2 G, z
L,1,2$L,2,6$L,4,7$L,2,7$L,5,78 `7 c7 E/ E) o/ |
K,9,0,0,-0.360$K,10,0.360,0,-0.360$K,11,1,0,-0.360- ]7 H F1 W) y
K,12,0.140,,-0.360$K,13,0.680,0,-0.360$K,14,0.930,0,-0.360
: M5 p( V8 C6 X) h0 ^K,15,0.680,-0.150,-0.360$K,16,0.680,-0.120,-0.360
! J, P# S9 J9 KL,1,9$L,3,10$L,6,11$L,9,12$L,12,11$L,13,15
+ n7 Q: D$ ^( C8 ]5 _. \L,3,10$L,12,15$L,14,15
. x) o4 ?# H3 cL,8,169 ]: E% q; n6 ^% i5 d& c
K,17,0.356,-0.060$K,18,0.356,-0.060,-0.360
' Q) P5 d' Q) NL,17,18
5 }5 ~3 z, ~. K H; q0 yK,19,1,0,-0.180& g0 G9 x" T n* |+ R8 t
!分網(wǎng)
/ g/ \' m$ x/ f! ILESIZE,ALL,,,10
% ^1 X. z: p) ^LMESH,ALL. ?, j/ ]0 J+ b4 e+ j
FINISH$ n( N& a+ x$ t' \3 q
" \1 q5 k0 f- @. i) U# E' @究竟是ansys14的BEAM單元的問題還是我自己的問題,反正我就是不能用梁單元在ansys里求解,。用solid95單元的話,,這個結構分網(wǎng)困難,難以計算,,簡化就不求解,,求給位大神指點,小弟感激不盡T^T
p; w c6 Z1 _9 o. l' S在線急等
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