!   TITLE:  gimbal.parm (AAAV)
!
!---------------------------------------------------------------------------
!       Rev -   07/29/2000      J. Rinaldi
!---------------------------------------------------------------------------
!
!   This is the parameter file used in the construction of the azimuth
!   gimbal of the AAAV, GIMBAL.MAC.
!
!---------------------------------------------------------------------------
!
!
!--------------------- a.) Part Name Selection Variable --------------------
!
name='gimbal'
arry_nam='gimb'
!
!--------------------------- b.) Model C.S. Names --------------------------
!
ct_name='CSgim0'            ! cartesian
cyl_name='CSgim1'           ! cylindrical
sph_name='CSgim2'           ! spherical
!
!---------------------------------------------------------------------------
!
dhubo=4.925
dhubi=1.625*2
rfil=0.060
!
l1=0.425
l2=0.575
l3=2.042
l4=2.825
l5=4.680
!
l6=4.505
l7=3.623
l8=1.250
l9=0.562
l10=1.658
!
phi1=16
!
l11=5.961
l12=3.079
l13=3.900
l14=3.439
l15=11.866
!
phi2=45
!
l16=1.913
l17=1.261
l18=0.250
l19=4.314
l20=1.078
!
dlftj=2*1.130       ! mating assembly parameter
angoffst=rtangle/2
rcapi=dlftj/2
rcapo=1.735
rfilcap=0.125
!
l21=0.502
l22=4.474
l23=0.421
l24=0.500
l25=0.171
!
l26=0.259
l27=0.150
l28=0.187
l29=0.100
!
phi3=80
wbc=1.235           ! width of bearing cap
phi4=9
phi5=20
l30=1.234
!
l31=0.298
drtj=1.868*2
drtbore=2.260
phi6=62
l32=0.694
!
l33=1.013
l34=0.562
l35=4.054
l36=4.738
l37=0.500
!
l38=4.504
phi7=20
l39=0.466           ! 0.466 or 0.621
l40=0.380
l41=0.166
!
rfil2=0.500         ! left web dimensions
phi8=62
l49=0.694
l50=5.00
l51=3.591
!
l52=2.321
l53=4.642
l54=3.640
l55=0.488
w_web=0.150
!
l56=3.892
l57=3.650
l58=1.389
l59=1.250
l60=2.825
!
rfil1=0.500
rfil3=0.625
rfil4=0.500
l61=1.200
l62=2.014
!
l63=0.695
rmnt=0.750/2
l64=1.112
l65=0.348
r1=0.800
!
l66=2.654
l67=1.000
l68=l50-0.360
l69=2.500
rfil5=1.300
!
l70=2.300
l71=4.000
l72=1.573
l73=0.555
l74=0.200
!
phi9=55
!
r_top=5.000/2
l75=0.019
!
d1=0.590            ! depth parameters
d2=0.905
d3=1.080
d4=1.870
d5=2.686
!
r2=2.1874       !4.3757/2       ! radius parameters (Unsleeved upper brg bore)
r3=r2-(d2-d1)*tan(60*rconv)
r4=3.060/2
r5=2.549/2
r6=2.1657/2
!
r7=3.250/2
l76=0.955
l77=1.246
l78=1.565
phi10=15
!
phi11=60
l79=0.962
l80=3.900
l81=0.555
l82=1.900

dhubo=4.925                 ! diameter of the outer hub

l5=4.680
l6=4.505
l7=3.623

l9=0.562
l10=1.658
l11=5.961

! Screw holes in az. gimbal
astart=-90                  ! Angle to 1st cut from positive X-axis
ainc=22.5                   ! Angle between cuts

rscrwh=.138/2               ! Radius of screw holes
rscrwpat=4.635/2            ! Radius of screw pattern

r_gbor=4.468/2              ! Inner radius of azimuth gimbal bore

! Definition of stress relief cuts
r_cut=.125/2                ! Radius of cuts
t_wall=.150                 ! Thickness between stress relief cuts and screw holes

*if,r_cut,gt,0,then
!r_pat=r_gbor
!r_pat=rscrwpat
r_pat=2.350
x=acos(((rscrwh+r_cut+t_wall)**2-r_pat**2-rscrwpat**2)/(-2*r_pat*rscrwpat))
!phi=x*dconv
theta=7
*else
r_pat=0
*endif

! Outer Race of Lower Azimuth Bearing (490A045-102, Rev. B)
rracei=2.05759969           ! Equiv. Inner radius (from ring.mac & press.tkw(ri))
rraceo=4.3748/2             ! Outer radius (from 490A045-102)
trace=rraceo-rracei         ! Equiv. thickness of bearing outer race

! Steel Sleeve
rslvi=rraceo                ! Inner radius of steel sleeve
tslv=r_gbor-rslvi           ! Thickness of sleeve
rslvo=r_gbor                ! Outer radius

!
!---------------------- Material Properties --------------------
!

alum=1                  ! Material:  Aluminum A356-T6 azimuth gimbal
c440C=2                 ! 440C CRES outer race
c416=3                  ! 416 CRES steel sleeve
epoxy=4                 ! Bacon Ind. LCA-4 Low expansion adhesive

EXalum=10.4E6
DENSalum=.097/386.4
NUXYalum=0.33
ALPXalum=11.1E-6

EX440C=28.0E6
DENS440C=.283/386.4
NUXY440C=0.27
ALPX440C=5.56E-6

EX416=28.0E6
DENS416=.283/386.4
NUXY416=0.27
ALPX416=5.23E-6

EXepx=1.62E6
DENSepx=.066/386.4
NUXYepx=0.4
ALPXepx=15.0E-6

mp,EX,alum,EXalum
mp,dens,alum,DENSalum
mp,nuxy,alum,NUXYalum
mp,alpx,alum,ALPXalum

mp,EX,c440C,EX440C
mp,dens,c440C,DENS440C
mp,nuxy,c440C,NUXY440C
mp,alpx,c440C,ALPX440C

mp,EX,c416,EX416
mp,dens,c416,DENS416
mp,nuxy,c416,NUXY416
mp,alpx,c416,ALPX416

mp,EX,epoxy,EXepx
mp,dens,epoxy,DENSepx
mp,nuxy,epoxy,NUXYepx
mp,alpx,epoxy,ALPXepx

!
!------------------------- Element Type ------------------------
!
et,1,solid95
et,2,shell93
et,3,solid92