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UNIVERSIDAD NACIONAL DE INGENIERIA MECANICA
CALCULO POR ELEMENTOS FINITOSMC516 A
2do Laboratorio: Tracci! co! D"#or$aci! T%r$ica
Pro#"&or: Ed'i! Abr"()
A*)$!o : Rob"rto +"&,& Aria& E&-ada
Cdi(o: 2..2.226I
2.15/I
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PRO0LEMA
Co!&id"r" )!a barra co! )!a &"cci! tra!&"r&a* ariab*" &o-ortar )!a car(a P co$o
&" $)"&tra "! *a Fi()ra3 La barra &" 4a "! )! "tr"$o 7 **"a *a car(a P "! "* otro
"tr"$o3 D"&i(!"$o& "* a!c8o d" *a barra "! *a -art" &)-"rior d" 7 "! *a -art"
i!#"rior d" d" "&-"&or t 7 &) *o!(it)d "& L3 $d)*o d" *a barra d" "*a&ticidad &"d"!otar9 -or E3 E&ta$o& i!t"r"&ado& "! *a d"t"r$i!aci! c)9!to &" d"&iar9 *a barra
"! ario& -)!to& a *o *ar(o d" &) *o!(it)d c)a!do &" &o$"t" a *a car(a P 7 )!a
ariaci! d" t"$-"rat)ra
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car(a -rod)cida -or *a #)"r;a d"* c)"r-o d"* "*"$"!to
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Para )! $at"ria* i&otr-ico *i!"a* &" co!&id"ra *o& ")"r;o&i!d)cido& -or ca$bio& d" t"$-"rat)ra "& d"cir "* ")"r;ot%r$ico 7 *a car(a t%r$ica3
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L)"(o "* "ctor d" car(a -or t"$-"rat)ra &" -)"d" "!&a$b*ar )!to co! *a #)"r;a d"* c)"r-o 7 "* "ctor d" car(a -)!t)a* P
-ara dar "* "ctor d" car(a (*oba* F
D"&-)%& d" r"&o*"r *a& "c)acio!"& d"* "*"$"!to 4!ito-ara *o& d"&-*a;a$i"!to& "* ")"r;o &" obti"!" d" *a"c)aci!
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S" co!&id"ra *o& "#"cto& -or t"$-"rat)ra #)"r;a d"* c)"r-o 7 *a&car(a& -)!t)a*"&
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Car(a& -)!t)a*"&
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D" *a Ec)aci! d" "=)i*ibrio
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D"bido a* "$-otra$i"!to
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R""$-*a;a!do
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Gra4ca E)"r;o & Po&icio!
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CONCLUSIONES
•
S" co!c*)7" d" *a co$-araci! d" *o& r"&)*tado& obt"!ido&a $a!o 7 a tra%& d"* -ro(ra$a =)" "&to& r"&)*tado& &o!&i$i*ar"&3 N)"&tro& r"&)*tado& -odr>a! &"r $9& -r"ci&o& a$"dida =)" "* !,$"ro d" "*"$"!to& 4!ito& a)$"!t"3
• A $"dida =)" &" a)$"!ta "* !,$"ro d" !odo& a a!a*i;ar&" *o(ra $a7or -r"ci&i! "! "&-"cia* -ara a!a*i;ar "*
")"r;o a *o *ar(o d" *a barra 7 a&> -od"r )bicar )!a-o&ib*" #a**a ?r)-t)ra@3
• E* $a7or ")"r;o &" da "! 1. -)*( dado =)" "! "&" -)!to&" a-*ica *a #)"r;a P3 La =)" "& ba&ta!t" (ra!d"co$-arado co! "* -"&o d"* b*o=)"
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BIBLIOGRAFIA
TIRUPATHI R. CHANDRUPATLA I!trod)cci! a* "&t)dio d"*ELEMENTO FINITO EN INGENIERIA &"()!da "dici! 1
SAEED MOAVENI Fi!it" "*"$"!t a!a*7&i&B t8"or7 a!da--*icatio! 'it8 a!&7& &"co!d "ditio! 1
AMOS GILAT MATLA0 U!a I!trod)cci! co! ""$-*o&-ractico& &"()!da "dicio! 2..6