6.9.           GPSC_IGR.DAT

 

ASSIGN INPUTT4='gpsc_fem.op4', UNIT=13

ASSIGN MASTER ='gpsc_igr.MASTER', DELETE

ASSIGN DBALL  ='gpsc_igr.DBALL',  DELETE

$

SOL 103 $

$

INCLUDE 'iter_guyan.v2001'

$

CEND

TITLE    =GENERAL PURPOSE SPACECRAFT (GPSC)

SUBTITLE =ITERATIVE GUYAN REDUCTION

LABEL    =FIND BEST 20 DOF

$

SPC    = 10             $ Constrain booster interface points

METHOD = 70             $ Modes to 70 Hz

$

DISP(PLOT) = ALL        $ Recover displacements

$

BEGIN BULK

$

PARAM   WTMASS  .00259

PARAM   OMODES  13   

PARAM   ORTHO   0    

PARAM   NGUYAN  10   

$PARAM   GUFILT  0.95 

$

EIGRL   70      1.0     70.0

$

$  Spacecraft bulk data

$

INCLUDE 'gpsc.blk'

INCLUDE 'gpsc.prp'

$

$  Large candidate set (500 DOF) to start process

$

INCLUDE 'gpsc_cdof.aset'

$

ENDDATA