6.1.           GPSC_FEM.DAT

 

ASSIGN OUTPUT4='gpsc_fem.op4' UNIT=13, DELETE

ASSIGN MASTER ='gpsc_fem.MASTER', DELETE

ASSIGN DBALL  ='gpsc_fem.DBALL', DELETE

$

SOL     103     $ Normal modes

$

$  Write modal data

$

INCLUDE 'write_modes.v2001'

$

CEND

TITLE    =GENERAL PURPOSE SPACECRAFT (GPSC)

SUBTITLE =FINITE ELEMENT MODEL (FEM)

$

SPC    = 10             $ Constrain booster interface points

METHOD = 70             $ Modes to 70 Hz

$

DISP(PLOT) = ALL        $ Recover but do not print mode shapes

$

BEGIN BULK

$

PARAM   WTMASS  .00259

PARAM   OMODES  13

PARAM     POST      -2

$

EIGRL   70      1.0     70.0

$

$  Spacecraft bulk data

$

INCLUDE 'gpsc.blk'

INCLUDE 'gpsc.prp'

$

ENDDATA