Actiuni Speciale Asupra Constructiilor Datorate Impactului Si Exploziilor

8/17/2019 Actiuni Speciale Asupra Constructiilor Datorate Impactului Si Exploziilor

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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

9


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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(!$%<

10


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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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Actiuni Speciale Asupra Constructiilor Datorate Impactului Si Exploziilor

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