为活跃本版学习气氛，本版将对参与者奖励技术积分和仿真币……

cnab · 发表于 2011-10-5 09:21:01

本帖最后由 cnab 于 2011-10-5 09:23 编辑

TG 版太冷清了，

cnab · 发表于 2011-10-5 09:23:54

Para
Dho 0.024
Dhi 0.012
Dhh 0.01

DPo 0.016
DPi [%Dhi]
DPh0 0.02;

para
DPh0  0.02
d1znk 0.002
DPh1  0.04
d2znk 0.002
DPh2  0.05
d3znk 0.002
DPh3  0.06
d4znk 0.002
DPh4  0.07

dhole [0.003]

DPh5  0.12
DPh6  0.128
DPh6w  [%DPo-0.002];

Para
P1I1 6
P1K1 12
P1K4 12;

PARA
ZNKK 6 ;

para
Pwi1 16
Pwk1 3
angle_hole1 [8];

PARA
P1ZB 5
P1ZE 5
P2ZB 5
P2ZE 5
P3ZB 5
P3ZE 5
P4ZB 5
P4ZE 5
RESZ 1.3
;

para
qcgDi0 0.018
qcgDi1 0.020
qcgDi2 0.024
qcgDw0 0.031
dtWi0  0.014;

para
qcgDi0k 3
qcgDi1k 3
qcgDi2k 4
qcgDw0k 4
dtWi0k  6;

para
OridCo 1.4
ZNKOi 3;

sd 1 ycy [%d1znk/2] mz [-%DPh1];
sd 101  ycy [%OridCo*%d1znk/2] mz [-%DPh1];
sd 2 ycy [%d2znk/2] mz [-%DPh2];
sd 102  ycy [%OridCo*%d2znk/2] mz [-%DPh2];
sd 3 ycy [%d3znk/2] mz [-%DPh3];
sd 103  ycy [%OridCo*%d3znk/2] mz [-%DPh3];
sd 4 ycy [%d4znk/2] mz [-%DPh4];
sd 104  ycy [%OridCo*%d4znk/2] mz [-%DPh4];

sd 10 zcy [%DPi/2];

c sd 11 zcy [(%DPi/2+%DPo/2)/2];
c sd 11 zcy [%DPi/2];
sd 12 zcy [%DPo/2];

sd 13 zcy [(%qcgDi0/2+%DPo/2)/2-0.00004];
sd 130 zcy [(%qcgDi0/2+%DPo/2)/2+0.00004];

sd 14 zcy [%qcgDi0/2];
sd 15 zcy [%qcgDi1/2];

sd 16 zcy [%qcgDi2/2];
sd 17 zcy [%qcgDw0/2];

sd 110 yzplan mx [%OridCo*%d1znk*sin(45)/2];
sd 111 yzplan mx [-%OridCo*%d1znk*sin(45)/2];

block 1 2 3 4 5 6 7;
   1 2 3 4 5 6 7;
   1 2 3 4 5 6 7;
   [-%DPi/3] [-%DPi/3] [-%d1znk/2] 0
   [%d1znk/2] [%DPi/3] [%DPi/3];

   [-%DPi/3] [-%DPi/3] [-%d1znk/2] 0
   [%d1znk/2] [%DPi/3] [%DPi/3];

   [-%DPh0]
   [-%DPh1+2*%d1znk/2] [-%DPh1+%d1znk/2] [-%DPh1]
   [-%DPh1-%d1znk/2] [-%DPh1-2*%d1znk/2]
   [-%DPh2];

mseq i [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1];
mseq J [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1];
mseq K [%P1ZB-1] [%P1K1-1] [%P1I1-1] [%P1I1-1] [%P1K4-1] [%P1ZE-1];

DEI  3 5;; 3 5;
DEI  1 2 0 6 7; 1 2 0 6 7; ;

sfi  -3 -5;; -3 -5;sd 101;

mbi -2; -6; ; xy 0.6E-03 -0.6E-03
mbi -6; -6; ; xy -0.6E-03 -0.6E-03
mbi -6; -2; ; xy -0.6E-03 0.6E-03
mbi -2; -2; ; xy 0.6E-03 0.6E-03

sfi  -3; -1; -5;sd 111;
sfi  -3; -1; -3;sd 111;
sfi  -5; -1; -3;sd 110;
sfi  -5; -1; -5;sd 110;

sfi  -3; -7; -3;sd 111;
sfi  -3; -7; -5;sd 111;
sfi  -5; -7; -5;sd 110;
sfi  -5; -7; -3;sd 110;

SFI  -1 -7; -1 -7; ;SD 10;
RELAX  1 1 1 7 7 7 10 0 1;
RELAX  1 1 1 7 7 1 10 0 1;
RELAX  1 1 7 7 7 7  10 0 1;

res  1 1 1 7 7 2 k [1/%RESZ];
RES  1 1 6 7 7 7 K [%RESZ];
BB 3 1 3 3 7 5 1;
BB  3 1 5 5 7 5 2;
BB  5 1 3 5 7 5 3;
BB  3 1 3 5 7 3 4;

mate 1
ENDPART

block 1 2 3 4 5 6 7;

   1 2 3 4 5 6 7 8 9 10 11 12 13;
   1 2 3 4 5 6 7;

   [-%d1znk/4] [-%d1znk/4] [-%d1znk/4] 0
   [%d1znk/4] [%d1znk/4] [%d1znk/4];

   [-%DPi/2] [-%DPi/3] [-%d1znk/2] [0]
   [%d1znk/2] [%DPi/3] [%DPi/2] [(%DPi/2+%DPo/2)/2]
   [%DPo/2] [%qcgDi0/2] [%qcgDi1/2] [%qcgDi2/2] [%qcgDw0/2];

   [-%DPh1-%d1znk/4] [-%DPh1-%d1znk/4] [-%DPh1-%d1znk/4] [-%DPh1]
   [-%DPh1+%d1znk/4] [-%DPh1+%d1znk/4] [-%DPh1+%d1znk/4];

mseq i [%ZNKOi-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%ZNKOi-1] ;
mseq k [%ZNKOi-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%ZNKOi-1] ;
mseq j [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%P1I1-1] [%ZNKK-1]
   [%ZNKK-1] [%qcgDi0k-1] [%qcgDi1k-1]  [%qcgDi2k-1] [%qcgDw0k-1] ;

DEI  1 3 0 5 7; ; 1 3 0 5 7;

DEI  1 2 0 6 7; 7 9; 3 5;
DEI  1 2 0 3 5 0 6 7; 7 9; 1 2 0 6 7;

sfi  -1 -7; ; -1 -7;sd 101;
sfi  -2 -6; ; -2 -6;sd 1;

sfi  ; -1;;sd 10;
sfi  ; -7;;sd 10;

bb  1 1 3 1 7 5 1;
bb  3 1 7 5 7 7 4;
bb  7 1 3 7 7 5 3;
bb  3 1 1 5 7 1 2;

DEI  1 2 0 6 7; 9 13; 3 5;
DEI  3 5; 9 13; 1 2 0 6 7;

relax  1 1 1 7 13 7 10 0 1;
relax  1 1 1 7 1 7 10 0 1;
RELAX  1 8 1 7 8 7 10 0 1;

BB  3 8 5 5 8 6 10;
BB  2 8 3 6 8 5 11;
BB  3 8 2 5 8 3 12;

mate 1

endpart

bptol 3 5 -1;
bptol 4 6 -1;

stp 0.0000001
merge

nastran
write

cnab · 发表于 2011-10-5 09:32:32

结构：流体

cnab · 发表于 2011-10-5 09:33:07

本帖最后由 cnab 于 2011-10-5 10:05 编辑

C D1为固定柱的外径，动叶片外径D2 ，径向滑移边界半径D3,最外面的外径D4
PARA
D1 4E-2
D2 2E-1
D4 3E-1
D3 [%D2/2+%D4/2];

C L1为动叶片中的宽度，L2动叶片底部宽度,L3动静叶片的间隙，L4定叶片尺寸

PARA
L1 14E-3
L2 3.3E-2
L3 12E-3
L4 1.3E-2;

C 角度，动叶片的厚度：h ,叶片的片数n

PARA
h 8E-3
n 4;

PARA
I1 2
I2 2
I3 2
I4 10
J1 1
J2 0
J3 [%j2]
J4 [%j1]
K1 0
K2 2
K3 0
K4 2
K5 1;

c J2 J3控制板厚度方向上的网格数量
para
angle0 [atan((%h/2)/(%D1/2))]
angle1 [180/(%n)];
SD 1 XZPLAN MY [%h/2];
SD 2 XZPLAN MY [-%h/2];
C SD 3 YZPLAN MX [%D2/2];
SD 3 ZCY [%D2/2];
SD 4 ZCY [%D1/4];
SD 10 XZPLAN RZ [-%angle1];
SD 11 XZPLAN RZ  [%angle1];

PARA
TEMPD  [0.8*%D1/2]
TEMP1X [%D1/6]
TEMP1Y [%D1/12];

C 全局复制,关于XY平面像镜
LEV 1 LEVCT 2  ; RXY;;
PSLV 1
cylinder 1 2 3;1 2 3 4 5;1 2 3 4 5 6;
      [%TEMPD] [%D1/2] [%D2/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
      0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I3] [%I4];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];

DEI  2 3; 1 5; 3 6;
DEI  2 3; 1 2 0 4 5; 1 3;

sfi 2 3; -4; 1 3;sd  1
SFI  2 3; -2; 1 3;SD 2;
SFI  -3; 2 4; 1 3;SD 3;
BB  1 1 1 1 5 6 1001;
relax  2 2 1 3 4 3 10 0 1;
DEI  2 3; 2 4; 1 2;
lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 1
ENDPART
PPLV

LEV 2 LEVCT 2  ; RXY;;
PSLV 2
BLOCK 1 2 3;1 2 3;1 2 3 4 5 6;
      0 [%TEMP1X] [%TEMPD];
      0 [-%TEMP1y] [-%TEMPD];
      0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];

MSEQ I [%j2+%j1+1] [1];
MSEQ J [%j2+%j1+1] [%j2+%j1+1];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];
DEI  1 2; 2 3; 1 6;

PB  2 3 1 2 3 6 XY [%D1/8] [-SIN(%ANGLE1)*%D1/4];

BB  2 2 1 2 3 6 1;
BB  1 2 1 2 2 6 1;
SFI  1 3; -1; 1 6;SD 11;

PB  2 2 1 2 2 6 XY [0.8*%TEMPD] 0;
pb  2 2 1 2 2 6 x [0.8*%TEMPD];
PB  3 2 1 3 2 6 XY [%TEMPD] 0;

SFI  -1; 1 2; 1 6;SD 10;
SFI  2 3; -3; 1 6;SD 10;
SFI  -3; 1 3; 1 6;SD 4;
BB  3 1 1 3 3 6 1001;

RES  1 1 1 3 1 6 I 1;
BB 1 1 1 2 1 6 100 RZ [-360/%N];
BB 2 1 1 3 1 6 101 RZ [-360/%N];

BB  1 1 1 1 2 6 100;
BB  2 3 1 3 3 6 101;
RELAX  1 1 1 3 3 6 100 0 1;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 1
ENDPART
PPLV

STP 0.00001;
MERGE
NASTRAN
WRITE

cnab · 发表于 2011-10-5 09:33:38

C D1为固定柱的外径，动叶片外径D2 ，径向滑移边界半径D3,最外面的外径D4
PARA
D1 4E-2
D2 2E-1
D4 3E-1
D3 [%D2/2+%D4/2];

C L1为动叶片中的宽度，L2动叶片底部宽度,L3动静叶片的间隙，L4定叶片尺寸

PARA
L1 14E-3
L2 3.3E-2
L3 12E-3
L4 1.3E-2;

C 角度，动叶片的厚度：h ,叶片的片数n

PARA
h 8E-3
n 4;

PARA
I1 4
I2 4
I3 2
I4 2
J1 4
J2 2
J3 2
J4 4
K1 1
K2 2
K3 1
K4 2
K5 1
resj 0.9;

para
angle0 [atan((%h/2)/(%D1/2))]
angle1 [180/(%n)];
SD 1 XZPLAN MY [%h/2];
SD 2 XZPLAN MY [-%h/2];
C SD 3 YZPLAN MX [%D2/2];
SD 3 ZCY [%D2/2];
SD 4 ZCY [%D4/2];
SD 10 XZPLAN RZ [-%angle1];
SD 11 XZPLAN RZ  [%angle1];

C 注意如要使用SID 1 DUMMY;SII 1 3; 1 5; -4;1 M;时一定要注意，虽然它可以在PART内外都可以使用，
C 但如果后面还需要在实体上附上一层壳单元，则必须注意壳单元的节点合并问题
C PART1是Z轴正方向的中心实体，PART 2 Z轴负方向的中心实体

cylinder 1 2 3 4 ;1 2 3 4 5;1 2 3 4 5 6;
      [%D1/2] [%D2/2] [%D4/2] [%D4/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I1] [%I2] [%I3];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];
C ----暂时不定义中间的间隙,DEI  1 2; 2 4; 1 3;
C 考虑时就不删除流1-2
C DEI  1 2; 2 4; 2 3;
C -------------------

DEI  1 2; 2 4; 2 3;

DEI  3 4; 1 5; 1 4;
DEI  ;; 4 6;

C 定义FSI面：
BB  1 2 2 2 2 3 1000;
BB  1 4 2 2 4 3 1001;
BB  1 2 2 2 4 2 1002;
BB  1 2 3 2 4 3 1003;
BB  2 2 2 2 4 3 1005;

BB  1 4 1 1 5 4 1010;
BB  1 2 3 1 4 4 1011;
BB  1 1 1 1 2 4 1012;
BB  1 2 1 1 4 2 1013;
BB  1 1 4 3 5 4 10;
BB  3 1 1 3 5 4 20;

SFI  ; -4;;SD 1;
SFI  ; -2;;SD 2;
SFI  -2;;;SD 3;
SFI  -3;;;SD 4;

SID 1 DUMMY;
SII 1 3; 1 5; -4;1 M;

res  1 1 1 3 2 4 j [%resj];
res  1 4 1 3 5 4 j [1/%resj];

mti  1 2; 4 5; 2 3;1;
mti  1 2; 1 2; 2 3;1;
mti  2 3; 2 4; 2 3;2;
mti  2 3; 4 5; 2 3;3;
mti  2 3; 1 2; 2 3;3;
mti  1 2; 1 5; 1 2;4;
mti  2 3; 1 5; 1 2;5;

mti  1 2; 4 5; 3 4;10;
mti  1 2; 2 4; 3 4;11;
mti  1 2; 1 2; 3 4;10;
mti  2 3; 1 2; 3 4;13;
mti  2 3; 2 4; 3 4;14;
mti  2 3; 4 5; 3 4;13;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];

ENDPART

C 利用全局复制,关于XY平面像镜，目的是将Z轴对称的两个部份做成不同的单元组
LEV 1 LEVCT 1  RXY;;
PSLV 1
cylinder 1 2 3 4 ;1 2 3 4 5;1 2 3 4 5 6;
      [%D1/2] [%D2/2] [%D4/2] [%D4/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I1] [%I2] [%I3];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];
C ----暂时不定义中间的间隙,DEI  1 2; 2 4; 1 3;
C 考虑时就不删除流1-2
C DEI  1 2; 2 4; 2 3;
C -------------------

DEI  1 2; 2 4; 2 3;
DEI  3 4; 1 5; 1 4;
DEI  ;; 4 6;

BB  1 1 4 3 5 4 510;
BB  3 1 1 3 5 4 520;

SFI  ; -4;;SD 1;
SFI  ; -2;;SD 2;
SFI  -2;;;SD 3;
SFI  -3;;;SD 4;
SID 2 DUMMY;
SII 1 3; 1 5; -4;2 M;

res  1 1 1 3 2 4 j [%resj];
res  1 4 1 3 5 4 j [1/%resj];
mti  1 2; 4 5; 2 3;1;
mti  1 2; 1 2; 2 3;1;
mti  2 3; 2 4; 2 3;2;
mti  2 3; 4 5; 2 3;3;
mti  2 3; 1 2; 2 3;3;
mti  1 2; 1 5; 1 2;4;
mti  2 3; 1 5; 1 2;5;

mti  1 2; 4 5; 3 4;10;
mti  1 2; 2 4; 3 4;11;
mti  1 2; 1 2; 3 4;10;
mti  2 3; 1 2; 3 4;13;
mti  2 3; 2 4; 3 4;14;
mti  2 3; 4 5; 3 4;13;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];

ENDPART
PPLV

C 定义侧面流体域Z轴正方向part3
cylinder 1 2 3 4 ;1 2 3 4 5;1 2 3 4 5 6;
      [%D1/2] [%D2/2] [%D4/2] [%D4/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I1] [%I2] [%I3];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];

DEI  3 4;;;
DEI  ;; 1 4;
DEI  1 4; 2 4; 5 6;
SFI  ; -4;;SD 1;
SFI  ; -2;;SD 2;
SFI  -2;;;SD 3;
SFI  -3;;;SD 4;

BB  1 1 4 3 5 4 10;
BB  3 4 4 3 5 6 50;
BB  3 2 4 3 4 5 51;
BB  3 1 4 3 2 6 52;

BB  1 4 4 1 5 6 60;
BB  1 2 4 1 4 5 61;
BB  1 1 4 1 2 6 62;

BB  1 4 6 3 5 6 70;
BB  1 4 5 3 4 6 71;
BB  1 2 5 3 4 5 72;
BB  1 2 5 3 2 6 73;
BB  1 1 6 3 2 6 74;

RES  1 1 4 3 2 6  J [%resj];
RES  1 4 4 3 5 6  J [1/%resj];

SII  1 3; 1 5; -4;1 S;
lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 30
ENDPART

C 定义侧面流体域的另外一部份part4
LEV 3 LEVCT 1 RXY;;
PSLV 3
cylinder 1 2 3 4 ;1 2 3 4 5;1 2 3 4 5 6;
      [%D1/2] [%D2/2] [%D3/2] [%D4/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
0 [%L1/2] [%L1/2+%L2] [%L1/2+%L2+%L3/2] [%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I1] [%I2] [%I3];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K1] [%K2] [%K3] [%K4] [%K5];

DEI  3 4;;;
DEI  ;; 1 4;
DEI  1 4; 2 4; 5 6;
SFI  ; -4;;SD 1;
SFI  ; -2;;SD 2;
SFI  -2;;;SD 3;
SFI  -3;;;SD 4;

BB  1 1 4 3 5 4 10;

RES  1 1 4 3 2 6  J [%resj];
RES  1 4 4 3 5 6  J [1/%resj];

SII  1 3; 1 5; -4;2 S;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 40
ENDPART
PPLV

C 定义侧面流体域Z轴正方向
LEV 32 LEVCT 2 ;RXY;;
PSLV 32
cylinder 1 2 3 4 ;1 -2 3 -4 5;-1 -2;
      [%D1/2] [%D2/2] [%D4/2] [%D4/2];
      [-180/%n] [-%angle0] 0 [%angle0] [180/%n];
[%L1/2+%L2+%L3] [%L1/2+%L2+%L3+%L4];
MSEQ I [%I1] [%I2] [%I3];
MSEQ J [%J1] [%J2] [%J3] [%J4];
MSEQ K [%K5];

DEI  1 4; 2 4; -2;
DEI  1 4; 4 5; -1;
DEI  1 4; 1 2; -1;

DEI  3 4; 1 5; 1 2;

BB  1 4 2 3 5 2 70;
BB  1 4 1 3 4 2 71;
BB  1 2 1 3 4 1 72;
BB  1 2 1 3 2 2 73;
BB  1 1 2 3 2 2 74;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 105
ENDPART
PPLV

C --------------------定义FSI面所需的壳单元
C
LEV 10 LEVCT 2  ; RXY;;
PSLV 10
cylinder 1  2;-1 0 -3;1 2 3;
      [%D1/2] [%D2/2];
      [-%angle0] 0 [%angle0];
0 [%L1/2] [%L1/2+%L2];

DEI  1 2; -1 0 -3; 1 2;
MSEQ I [%I1];
MSEQ K [%K1] [%K2];
BB  1 1 2 2 1 3 1000;
BB  1 3 2 2 3 3 1001;
lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 111
ENDPART
PPLV

LEV 11 LEVCT 2  ; RXY;;
PSLV 11
cylinder -1;1 2 3;1 2 3;
      [%D2/2];
      [-%angle0] 0 [%angle0];
0 [%L1/2] [%L1/2+%L2];

MSEQ J [%J2] [%J3];
MSEQ K [%K1] [%K2];
DEI  -1; 1 3; 1 2;

bb  1 1 2 1 3 3 1005;

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 112
ENDPART
PPLV

LEV 12 LEVCT 2  ; RXY;;
PSLV 12
cylinder 1  2;1 2 3;1 2 -3;
      [%D1/2] [%D2/2];
      [-%angle0] 0 [%angle0];
0 [%L1/2] [%L1/2+%L2];

DEI  ;; 1 2;

BB  1 1 3 2 3 3 1003;
MSEQ I [%I1];
MSEQ J [%J2] [%J3];

lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 113
ENDPART
PPLV

LEV 13 LEVCT 2  ; RXY;;
PSLV 13
cylinder 1  2;1 2 3;-1;
      [%D1/2] [%D2/2];
      [-%angle0] 0 [%angle0];
[%L1/2];
MSEQ I [%I1];
MSEQ J [%J2] [%J3];

BB  1 1 1 2 3 1 1002;
lct [%n-1] rz [-360/(%n)];repe [%n-1];
lrep 0:[%n-1];
mate 114
ENDPART
PPLV

C  -----------------

STP 0.00001;
MERGE
NASTRAN
WRITE

cnab · 发表于 2011-10-5 09:58:44

Y型拓扑

cnab · 发表于 2011-10-5 09:59:25

para

dg 10
d1 203
d2 219
d3 [%d2+%dg]
d4 [%d2+%dg+%dg]
d5 259

l1 290
l2 10
l3 12
l4 10
l5 290
temp [%d1/4];

C cl2和cl4必须为偶数,且与CI1为2倍关系
para
cl1 20
cl2 4
cl3 3
cl4 4
cl5 20
C ---根据外管网格层数网格ci1和圆周方向上的网格数CIL*8
ci1 6
cil 6;
c cil为长管径向方向上的网格数

PARA
LRES 1.1;
C 定义轴向方向上的网格疏密的参数;

sd 1 zcy [%d1/2];
sd 2 zcy [%d2/2];
sd 3 zcy [%d3/2];
sd 4 zcy [%d4/2];
sd 5 zcy [%d5/2];

BLOCK 1 2 3 4 5 6 7 8 9 10 11 12 13;
   1 2 3 4 5 6 7 8 9 10 11 12 13;
   1 2 3 4 5 6 7 8;
   [-%temp] [-%temp]  [-%temp] [-%temp] [-%temp] [-%temp]  0
   [%temp] [%temp]  [%temp] [%temp] [%temp] [%temp];
   [-%temp] [-%temp]  [-%temp] [-%temp] [-%temp] [-%temp]  0
   [%temp] [%temp]  [%temp] [%temp] [%temp] [%temp];
   0  [%l1] [%l1+%l2/2]  [%l1+%l2] [%l1+%l2+%l3]
   [%l1+%l2+%l3+%l4/2]  [%l1+%l2+%l3+%l4]
   [%l1+%l2+%l3+%l4+%l5];

mseq i [%ci1-1] [%ci1-1] [%ci1-1] [%cil-1] [%ci1-1] [%cil-1]
   [%cil-1] [%ci1-1] [%cil-1] [%ci1-1] [%ci1-1] [%ci1-1];
mseq j [%ci1-1] [%ci1-1] [%ci1-1] [%cil-1] [%ci1-1] [%cil-1]
   [%cil-1] [%ci1-1] [%cil-1] [%ci1-1] [%ci1-1] [%ci1-1];

mseq k [%cl1-1] [%cl2/2-1] [%cl2/2-1] [%cl3-1] [%cl4/2-1] [%cl4/2-1] [%cl5-1];

DEI  5 9; 5 9; 1 4 0 5 8;
DEI  1 6 0 8 13; 1 6 0 8 13; 1 8;
DEI  6 8; 1 4 0 10 13; 1 4 0 5 8;
DEI  1 4 0 10 13; 6 8; 1 4 0 5 8;

sfi  -1 -13; -1 -13;;sd 5;
sfi  -2 -12; -2 -12;;sd 4;

sfi  -3 -11; -3 -11;;sd 3;
sfi  -4 -10; -4 -10;;sd 2;
sfi  -5 -9; -5 -9;;sd 1;
BB  6 10 5 8 10 7 1;
BB  10 6 5 10 8 7 2;
BB  6 4 5 8 4 7 3;
BB  4 6 5 4 8 7 4;
BB  6 10 5 8 12 5 5;
BB  10 6 5 12 8 5 6;
BB  6 2 5 8 4 5 7;
BB  2 6 5 4 8 5 8;
BB  6 10 2 8 10 4 11;
BB  6 10 4 8 12 4 15;

RES  1 1 7 13 13 8 K [%LRES];
RES  1 1 1 13 13 2 K [1/%LRES];
relax  6 5 3 8 9 8 10 0 1;
relax  5 6 1 9 8 8 10 0 1;

MATE 1
ENDPART

para
t1x [%d2/2+%dg/3]
t1z [%l1+%l2+%l3+%dg/3]
t2x [%d2/2+%dg/2]
t2z [%l1+%l2+%l3+%dg/2];

cylinder 1 2 3;1 2;1 2 3;
      [%d2/2] [%d3/2] [%d4/2];
   45 135;
   [%l1+%l2+%l3] [%l1+%l2+%l3+%dg/2] [%l1+%l2+%l3+%dg];
mseq i [%ci1-1] [%ci1-1]
mseq j [%cil+%cil-1]
mseq k [%cl2/2-1] [%cl2/2-1]
DEI  2 3; 1 2; 2 3;

pb  2 1 2 2 2 2 x [%t1x];
pb  2 1 2 2 2 2 z [%t1z];
pb  3 1 2 3 2 2 x [%t2x];
pb  3 1 2 3 2 2 z [%t2z];
BB  2 1 2 3 2 2 100;
BB  2 1 2 2 2 3 100;

relax  1 1 1 3 1 3 10 0 1;
relax  1 2 1 3 2 3 10 0 1;
relax  1 1 1 3 2 3 10 0 1;
BB  1 1 1 1 2 3 1;
BB  1 1 1 3 2 1 5;

lct 3 rz [-90];repe [4-1];
lrep 0:[4-1];
MATE 2
ENDPART

para
t10x [%d2/2+%dg/3]
t10z [%l1+%dg/3+%dg/3]
t20x [%d2/2+%dg/2]
t20z [%l1+%dg/2];

cylinder 1 2 3;1 2;1 2 3;
      [%d2/2] [%d3/2] [%d4/2];
   45 135;
   [%l1] [%l1+%dg/2] [%l1+%dg];
mseq i [%ci1-1] [%ci1-1]
mseq j [%cil+%cil-1]
mseq k [%cl2/2-1] [%cl2/2-1]

DEI  2 3; 1 2; 1 2;

pb  2 1 2 2 2 2 x [%t10x];
pb  2 1 2 2 2 2 z [%t10z];
pb  2 1 1 2 2 1 x [%t20x];
pb  2 1 1 2 2 1 z [%t20z];
bb  2 1 1 2 2 2 200;
bb  2 1 2 3 2 2 200;
relax  1 1 1 3 1 3 10 0 1;
relax  1 2 1 3 2 3 10 0 1;
relax  1 1 1 3 2 3 10 0 1;
BB  1 1 1 1 2 3 11;
BB  1 1 3 3 2 3 15;

lct 3 rz [-90];repe [4-1];
lrep 0:[4-1];
MATE 2
ENDPART
merge
stp 0.001
nastran
write

mikebaby · 发表于 2011-11-1 18:40:02

TG的确很棒，要有很好的空间想象能力

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