Finito Spre 2

8/18/2019 Finito Spre 2

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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

3


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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

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Finito Spre 2