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I.INTRODUCERE
I.1. DATE GENERALE
Din c!"#$%i c!i&ni'$% ()"ci'" *i +c )%!" )" 'n# c!i&ni'" n!&%'" (i
c!i&ni'" %!i+ici'".
Ac!i&ni'" %!i+ici'" (" i*)%! in
• E)'$ii
• I*)c!&%i
• /$c&'
I.1.1.Explozii
E)'$ii'" )$! +i !$%!" +i" i*)c!&%i'$% cci"n!'", +i" !c&%i'$% !"%$%i(!".
A!&nci cn $ ")'$i" *%" +$(! ini!i!", %" '$c +$%!" %")"" $ %"c!i"
ci*ic "$!"%*. M!"%i'&' ci*ic 'ici (& ($'i "(!" !%n(+$%*! in!%-&n # +$%!"
+i"%in!", "n(, (i c& )%"(i&n" in'!. E)'$i (" in!in" c& i!"" +$%!" *%i in
inc"%c%" " !in#" &n "ci'i%& c& "%&' inc$n&%!$%, c&n &n" " ($c.
D"!$n%i'" ")'$(i" c%" &n ' ")'$i c%c!"%i! " $ c%"(!"%" in(!n!n"" )%"(i&nii !*$(+"%ic" ' $ (&)%)%"(i&n" " %+.
E)'$i i*)in#" )" i&%i'" "!"%i$%" '" (!%c!&%ii ' "!"'" in+"%i$%" (i )$!"
c& c"!%" &n$% i&%i (i ()%#"%" &n$% +"%"(!%". C&* &n ($c c$n!in& ( ("
in!in, in!% in (!%&c!&% i*)in#n in (&( (i in $( ()%" ni"'" (!%&c!&%ii.
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E"*)'" " ")'$ii
T7E AL/RED P. MURRA7 /EDERAL 8UILDING, O9LA7OMA CIT:
C'i%" +$(! !in! $*%*"n!"'$% in O;'$* Ci!
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U.S. EM8ASS: IN DAR ES SALAAM, TANZANIA
Ac"(!" !c&%i & &! '$c in ? &(! 1==>. A'!&%i " c"(! !c (&)% *("i
U.S. in Tnni &! '$c (i*&'!n &n !c ' *( U.S. in 9"n
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A!c&' &! '$c in 11 (")!"*%i" 2001.In i*in"! c"'"i i'", 1= !"%$%i(!i A'-
" & "!&%n! )!%& i$n" c$*"%ci'" " )(#"%i. T"%$%i(!ii & )%"'&! c$n!%$'&'
i$n"'$%, )%&(in $&B in!%" "'" in T&%n&%i'" G"*"n" '" @$%' T%" C"n!"% in
N" :$%;, $*$%n !$!" )"%($n"'" " ' $% i *&' i '!i $*"ni c%" '&c%& in c'i%i.ș ț
A*"'" c'i%i (-& )%&(i! in "c&%( " $& $%", i(!%n (i %iin (i '!" c'i%iin &%. T"%$%i(!ii & )%&(i! &n ' !%"i'" i$n in c'i%" P"n!#$n in A%'in#!$n,
i%#ini, 'n# @(in#!$n, D.C
I*)c!&%i cci"n!'"
PIRELLI TO@ER, MILANO
In 1> )%i'i" 2002, &n i$n &($% in!%!, in T&%n&' Pi%"''i in Mi'n$, c ic!i*"
& +$(! " !%"i *$%!i (i 20 " %ni!i. I*)c!&' &! '$c in!%" "!"'" 25 (i 2?. Acci"n!&'
+$(! &%*! " &n inc"ni& c%" (- in!in( ' '!" "!" '" i*$i'&'&i.
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II.SCENARII IN SAP 2000
Sc"n%ii'" c$n(!& in in'!&%%" &n$% (!')i in (!%&c!&% " %"i(!"n! c%" %
)&!" +i (&)&(i &n$% i*)c!&%i (& ")'$ii.
P" $ (!%&c!&% P20E * %"'i! 2 !i)&%i " n'i
• S!!ic n"'ini% PUS7OER
• Din*ic n"'ini% TIME 7ISTOR:
Sc"n%i&' c$n(! in in'!&%%" &n&i (!'), (& 2 (!')i (i*&!n, &) c%" (" +c c"'"
2 n'i"(!!ic %"()"c!i in*ic (i (" $("% ")'(%i'" (!%&c&!%ii, (i ni"'"'" "
)"%+$%*n! in c%" (" )$! +' "'"*"n!"'" " %"i(!"n! '" c'i%ii.
An'i P&($"% (" +c" )"n!%& +c!$%ii " *)'i+ic%" 2, 1.6 (i 1.2.
II.1.STALP DE COLT
An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
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S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.035 *,
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.030 *
• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.024*.
An'i Ti*" 7i(!$%<
cIn!"%)%"!%" %"&'!!"'$%
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0 0.1 0.20.3 0.4 0.5 0.6 0.7 0.8 0.9 1
-40
-35
-30
-25
-20
-15
-10
-5
0
Stalp colt
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare *10-3 [m]
II.2.STALP PENULTIM
An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
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S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.011 *,
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.006 *
• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.00?*.
An'i Ti*" 7i(!$%<
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cIn!"%)%"!%" %"&'!!"
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
Stalp penultim
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare *10-3 [m]
II.3.STALP INTERIOR
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An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.062 *,
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.051 *• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.040 *.
An'i Ti*" 7i(!$%<
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cIn!"%)%"!%" %"&'!!"
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
-70
-60
-50
-40
-30
-20
-10
0
Stalp interior
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare*10-3 [m]
II.4.STALP COLT SI STALP PENULTIM
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An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.043 *,
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.03? *
• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.030 *.
An'i Ti*" 7i(!$%<
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cIn!"%)%"!%" %"&'!!"'$%
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
-50
-45-40
-35
-30
-25
-20
-15
-10
-5
0
Stalp colt si stalp penultim
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare*10-3
[m]
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II.5.STALP PEMULTIM SI STALP INTERIOR
An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.064 *,
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.054 *
• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.043 *.
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An'i Ti*" 7i(!$%<
cIn!"%)%"!%" %"&'!!"
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
-70
-60
-50
-40
-30
-20
-10
0
Stalp penultim si stalp interior
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare*10-3
[m]
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II.6.STALP COLT, STALP PENULTIM SI STALPUL AL 3LEA
An'i P&($"%
/c!$% " *)'i+ic%" 2 /c!$% " *)'i+ic%" 1.6 /c!$% " *)'i+ic%" 1.2
S" $("% c )"n!%&
• +c!$% " *)'i+ic%" 2, ")'(%" "(!" " -0.0?5 *.
• +c!$% " *)'i+ic%" 1.6 ,")'(%" "(!" " -0.062 *
• +c!$% " *)'i+ic%" 1.2, ")'(%" "(!" " -0.050 *.
An'i Ti*" 7i(!$%<
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cIn!"%)%"!%" %"&'!!"'$%
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
-80
-70
-60
-50
-40
-30
-20
-10
0
Stalp colt, stalp penultim si stalp al 3-lea
Pushover2
Pushover1.6
Pushover1.2
TimeHistory
Timp [s]
Deplasare*10-3
[m]
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III.CONCLUZII
O )%i* c$nc'&i" % +i c ' c"i 3 +c!$%i " *)'i+ic%" 2, 1.6 (i 1.2, +i" c
c"" 1 (!') in i+"%i!" $n"'" c'i%i, +i" c c"" 2 c'i%" "(!" in (!%" &n "
+&nc!i$n%".
O $& c$nc'&i" % +i c ' c"%" 2 (!')i, *i )%"ci( c"' in in!"%i$% (i
)"n&'!i*&', ' &n +c!$% " *)'i+ic%" 2, )% %!ic&'!ii )'(!ic" in #%ini.
Dc in'!&%* 3 (!')i " )" c""(i )%!" (!%&c!&%ii, (" $(" c #%in " '
c$n!%n!&i%i " ' )%i*&' "! (" +' in (!i&' " $c&)%" i*"i!, )"n!%& !$!i 3 +c!$%ii
" *)'i+ic%".
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