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WS14-2CAT509, Workshop 14, March 2002
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WS14-3CAT509, Workshop 14, March 2002
Problem Description The preliminary desin o! "he AT# $oo" %e m&s" 'e comple"ed as soon as possi'le and m&s" mee"
"he i(en s"r&c"&ral re)&iremen"s* The desin m&s" no" e+ceed "he ma"erial yield s"ren"h &nder
loadin and i" m&s" no" de!orm in a manner ca&sin in"er!erence i"h o"her par"s o! "he (ehicle*
An ini"ial s"a"ic analysis o! "he $oo" %e has 'een comple"ed Workshop 2.* To assis" in o&r desini"era"ions, e need "o ac"i(a"e CAT/A noledeare capa'ili"ies "o pro(ide immedia"e !eed'ack on"he cri"ical analysis parame"ers*
WORKSHOP 14
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WS14-5CAT509, Workshop 14, March 2002
pen "he $oo" %e
s"a"ic analysis
doc&men" !rom "he
"rainin direc"ory*
Steps!
1"Selec" $ile and
pen !rom "he "op
p&ll-don men&*
#"Access "he class
orkshop direc"ory
&sin "he "ypical
Windos in"er!ace*
$"pen "he
s14!oo"pes"a"ic*CATAnalysis doc&men"
'y do&'le-clickin*
The doc&men" is
opened in "he SA
ork'ench*
Step 1" Open t%e &n&l'sis document
1
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3
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WS14-CAT509, Workshop 14, March 2002
Analysis sensors m&s"'e crea"ed "o pro(ide
res&l"s in!orma"ion "o
"he noledeare
applica"ion* Crea"e a
sensor !or ma+im&m
displacemen" and !or
ma+im&m s"ress*
Steps!
1"6ih" mo&se click
on Sensors*1 in "he
speci!ica"ion "ree*
#"Click on Crea"e
Sensor in "he men&*
$"7ihlih" dispma+
ma+* displacemen". in"he sensor crea"ion
indo*
4"Click *
("6epea" s"eps 1-4 "o
crea"e "he misesma+
sensor ma+* #on
Mises s"ress.*
Step #" )re&te &n&l'sis sensors
1
2
4
3
5
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The sensors 'ranch in
"he speci!ica"ion "ree
m&s" 'e e+panded "o
(ie "he nely crea"ed
sensors*Steps!
1"Click "he pl&s 8.
sym'ol on "he 'ranch
node "o e+pand "he
sensors 'ranch*
#"+panded 'ranch
shos all sensors*
The nery sensor is
a&"oma"ically crea"ed
i"h e(ery analysis
doc&men"* /"
meas&res lo'al s"rain
enery o! "he
s"r&c"&re*
Step #" )re&te &n&l'sis sensors
1
2
:dispma+; sensor
:misesma+; sensor
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Step $" )re&te *no+ledge rule
2
3
4
>pda"e "he analysis
sol&"ion i! needed*
Steps!
1"Check !or :&pda"e
needed; sym'ol on
"he S"a"ic Case
Sol&"ion*1
#"Comp&"e "o &pda"e
"he analysis res&l"s
see Sec"ion 3.*
Ac"i(a"e "he a'ili"y "o
(ie knolede r&les
and checks in "he
analysis speci!ica"ion"ree*
Steps!
1"Selec" p"ions !rom
"he Tools men&*
#"Selec" Analysis ?
Sim&la"ion 'ranch*
$"Selec" eneral "a'*
4"Ac"i(a"e 'o"h 'o+es
"o sho parame"ers
and rela"ions*
1
Sym'ols shos
&pda"e needed
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@o crea"e a r&le "ha"
ill moni"or ma+im&mdisplacemen" o! "he
$oo" %e and pro(ide
pop-&p messain on
"he screen* 6&les are
crea"ed &sin "he
CAT/A nolede
Ad(isor*
Steps!
1"Selec" S"ar" !rom
"he "op p&ll-don
men&*
#"
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The nolede
Ad(isor ork'enchsho&ld no
'e ac"i(e *
Steps!
1"Click "he 6&le icon
!rom "he nolede
Ad(isor
ork'ench*
#"ey :
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Step 4" )re&te *no+ledge c%ec*
Crea"e a check "ha"
ill moni"or ma+im&m
#on Mises s"ress on
"he $oo" %e so "ha"o&r desin does no"
e+ceed "he ma"erial
yield s"ren"h*
Steps!
1"Click "he Check
icon !rom "he
nolede Ad(isor
ork'ench*
#"ey :#on Mises
Ma+; as "he name o!
"he check*
$"ey in a descrip"ion
!or "he check or accep"
"he de!a&l"*
4"The check ill 'esa(ed &nder "he
6ela"ions ca"eory
do no" modi!y*
("Click *
,"Check di"or
indo is displayed*
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2
3
4
5
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The knoledeareres&l"s indica"e "he
ma+im&m #on Mises
s"ress is accep"a'le,
hoe(er "he ma+im&m
displacemen" o! "he
$oo" %e is "oo lare*
Ge"s modi!y "he $oo"
%e desin ass&es"ed 'y "he
knolede r&le "o
red&ce ma+im&m
displacemen"*
Steps!
1"
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@o in %ar"
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A!"er makin "he
chane, i" is apparen"
"ha" "he o&"er ede is
"oo "hin* Modi!y "he
spacin 'e"een "he
"op !ace c&"o&"s*
Steps!
1"
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@o "ha" "he $oo" %e
desin has chaned,
o&r analysis condi"ions
ha(e chaned as ell*
The analysis m&s" 'e
comp&"ed aain*
Steps!
1"6e"&rn "o "he SA
ork'ench 'y do&'le-
clickin "he $ini"e
lemen" Model 'ranch
in "he "ree*
#"Selec" "he Comp&"eicon*
$"Speci!y "ha" All
parame"ers sho&ld 'e
&sed in "he
calc&la"ion*
4"Click *
Step ," )ompute &n&l'sis
1
Sym'ol shoin
analysis case
no" &pda"ed
2
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