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发表于 2012-12-25 15:23
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superxjw 发表于 2012-12-25 10:08
呵呵!是的,LMS SYSNOISE早都停止开发了,升级为LMS Virtual.Lab都已经快9年了。灵敏度具体的东西我没有做 ...
我下载的资料中,nastran中的卡片是这样的。
NASTRAN SYSTEM(2)=4
ASSIGN OUTPUT2='myoutput2.OP2',UNIT=34,STATUS=UNKNOWN,FORM=UNFORMATTED,DELETE$
TIME 100
SOL 200
COMPILE SUBDMAP=SEDRCVR,SOUIN=MSCSOU,NOREF,LIST
ALTER 139
VECPLOT UG,BGPDTS,SCSTM,CSTMS,CASEDR,,MEDGE,/UGVSB1/
/0/1/'PARAM,'/'OUGCORD,'/'BASIC'/ALTSHAPE//SEID
SDR2 CASEDR,CSTMS,,,EQEXINS,,,OL2,BGPDTS,,,
UGVSB1,,,OINT,PELSETS,VIEWTB,,,,/
,,OUGV1SYS,,,/APP1
COPY OL2/OL1S
OUTPUT2 OL1S,OUGV1SYS//0/34
COMPILE SUBDMAP=EXITOPT,SOUIN=MSCSOU,NOREF,LIST
ALTER 35
OUTPUT2 DESTAB,DSCMCOL,DSCM2//0/34
OUTPUT2 ,,,,//-9/34
CEND
TITLE=DYNAMIC FREQUENCY SENSITIVITY BOX
VELO(SORT1,punch) = ALL
DESSUB = 1
DLOAD = 700
FREQ = 740
ANALYSIS = DFREQ
BEGIN BULK
PARAM,DDRMM,-1
PARAM,OPTEXIT,-4
$
$ Direct Text Input for Bulk Data
$ Elements and Element Properties for region : p1
PSHELL 1 1 .03 1 1
$ Pset: "p1" will be imported as: "pshell.1"
CQUAD4 26 1 6 37 42 12
CQUAD4 27 1 37 38 43 42
CQUAD4 28 1 38 39 44 43
.
.
.
$ Referenced Material Records
$ Material Record : steel
$ Description of Material : Date: 03-Sep-04 Time: 15:03:20
MAT1 1 2.1+10 .3 7850.
$ Nodes of the Entire Model
GRID 1 1. 1. 0.
GRID 2 1. .8 0.
GRID 3 1. .6 0.
GRID 4 1. .4 0.
GRID 5 1. .2 0.
GRID 6 1. 0. 0.
GRID 7 1. 1. .2
.
.
.
$ Loads for Load Case : Default
$ Referenced Coordinate Frames
$ ...DESIGN VARIABLE DEFINITION
$ p1_Thickness
DESVAR 1 p1_Thi:1 .03 .027 .033 1.
$ p2_Thickness
DESVAR 2 p2_Thi:2 .03 .027 .033 1.
$ p3_Thickness
DESVAR 3 p3_Thi:3 .03 .027 .033 1.
$ p4_Thickness
DESVAR 4 p4_Thi:4 .03 .027 .033 1.
$ p5_Thickness
DESVAR 5 p5_Thi:5 .03 .027 .033 1.
$ p6_Thickness
DESVAR 6 p6_Thi:6 .03 .027 .033 1.
$ ...DEFINITION OF DESIGN VARIABLE TO ANALYSIS MODEL PARAMETER RELATIONS
DVPREL1 1 PSHELL 1 T
1 1.
DVPREL1 2 PSHELL 2 T
2 1.
DVPREL1 3 PSHELL 3 T
3 1.
DVPREL1 4 PSHELL 4 T
4 1.
DVPREL1 5 PSHELL 5 T
6 1.
DVPREL1 6 PSHELL 6 T
5 1.
$ Loads for Load Case : frf
RLOAD1 5 3 1
RLOAD1 7 4 1
DLOAD 700 1. 1. 5 1. 7
$ Nodal Forces of Load Set :force
FORCE 3 37 0 30. 0. 1. 0.
$ Nodal Forces of Load Set :force2
FORCE 4 41 0 15. 0. 0. 1.
$ Referenced Dynamic Load Tables
$ Dynamic Load Table :frfrd
$TABLED1 1 1. 1. 100. 1.0,ENDT
TABLED1 1
-102.2 2.10562 0. 2.10562 2. 1.37719 4. .739608
FREQ1 740 10. 1. 40
DRESP1,1 ,SYSNOISE, FRVELO, , , 1, , 1
DRESP1,2 ,SYSNOISE, FRVELO, , , 2, , 1
DRESP1,3 ,SYSNOISE, FRVELO, , , 3, , 1
DRESP1,4 ,SYSNOISE, FRVELO, , , 7, , 1
.
.
.
$
$ AND SET LOWER AND UPPER BOUNDS T
$ VALUE SO IT WILL ALWAYS BE RETAI
$
$ DCONSTR,1, RID, SID, LALLOW,
$
DCONSTR,1, 1 , +1.+35, +1.+35,
DCONSTR,1, 2 , +1.+35, +1.+35,
DCONSTR,1, 3 , +1.+35, +1.+35,
DCONSTR,1, 4 , +1.+35, +1.+35,
DCONSTR,1, 5 , +1.+35, +1.+35,
.
.
.
$
ENDDATA
不知道问题出在哪儿,就是结算不出结果。 |
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