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7/23/2019 SUPERFICIES-SUMERGIDAS.docx http://slidepdf.com/reader/full/superficies-sumergidasdocx 1/41 UNIVERSIDAD TÉCNICA DE AMBATO FACULTAD DE INGENIERÍA CIVIL Y MECÁNICA CARRERA DE INGENIERÍA MECÁNICA MODALIDAD PRESENCIAL INFORME DE LABORATORIO PRÁCTICA N° 1 DETERMINACIÓN DEL CENTRO DE FUEZAS Y PRESIONES SEMESTRE: QUINTO PARALELO: “B” PERÍODO ACADÉMICO OCTUBRE !1" # MARZO !1$
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UNIVERSIDAD TÉCNICA DE AMBATO

FACULTAD DE INGENIERÍA CIVIL Y MECÁNICA

CARRERA DE INGENIERÍA MECÁNICA

MODALIDAD PRESENCIAL

INFORME DE LABORATORIO

PRÁCTICA N° 1

DETERMINACIÓN DEL CENTRO DE FUEZAS YPRESIONES

SEMESTRE: QUINTO

PARALELO: “B”

PERÍODO ACADÉMICO

OCTUBRE !1" # MARZO !1$

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1. ÍNDICE

2.

3. 1 IDENTIFICACIÓN....................................................................2

4. 2. MARCO TEÓRICO....................................................................3

5. %1 D&'&()*+,-*.+ /&0 -&+'( /& 2(&3*+&3%......................................................4

6. % D&'&()*+,-*.+ /& 0, 45&(6, (&350',+'&%.......................................................8

7. %7 D&'&()*+,-*.+ /& 2(&3*+&3%...................................................................9

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12

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16. %"%8..............D&'&()*+,( 0, 45&(6, (&350',+'& =><!° '',0)&+'& 35)&(9*/%15

17. 3..............................................................................................OBJETIVO16

18. 4..........................................................MATERIAL O EQUIPO A UTILIZAR 16

19.6.....DISCUSIÓN, OBSERVACIONES E INTERPRETACIÓN DE RESULTADOS37

20. 7................................................CONCLUSIONES RECOMENDACIONES37

21. !......................................................................................BIBLIO"RAFÍA38

22......................................................................................ANE#OS................................................................................................................39

23.

1

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1 IDENTIFICACIÓN

 ÁREA ACADÉMICA ENERGÍA

 ASIGNATURA  SISTEMAS @IDRÁULICOS I

UNIDAD TEMÁTICA FUERZAS DEBIDAS A FLUIDOS

ESTÁTICOSTÍTULO/ NOMBRE DE LA PRÁCTICA CENTROS DE FUERZA Y PRESIÓN

 HORAS POR SEMANA DEL

CURSO:3  PRÁCTICA:  N° 1

FECHA DE REALIZACIÓN DE LA PRÁCTICA:

P,(,0&0 B: DÉCIMA PRIMERA SEMANA

 HORARIO DE LA PRÁCTICA:

P,(,0&0 “B” 05+&3: !! , <!!

 NOMBRE DE LOS INTEGRANTES 

 MANOBANDA JORGE  MANOSALVAS ERICK 

 NOMBRE DEL

 PROFESOR/AYUDANTE 

 ING. LUIS ESCOBAR / EGRESADO

 ANDREA GOYES 

2. MARCO TEÓRICO

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3. OBJETIVO 

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4. MATERIAL O EQUIPO A UTILIZAR  

B,+- /& 2(5&,3 FME! ),(-, EDIBON

. PROCEDIMIENTO A DESARROLLAR  

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P&33 A0'5(,3 P&33 A0'5(,3F) 9K ) )K L-2 )K F-2 NK

F 9(K ))K F9(K ))K

8" 117 8" 11 !?8" !?117 !?1"<" 8?81"

"" 11" "" 118 !?"" !?11" !?1"$7 8?"71

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" 11 " 1! !?" !?11 !?1"! "?!"$

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71" 177 71" 17 !?71" !?177 !?1"7" $?!<"

T+>/+ 12  L0&+,/ /& 0, ',0, -+ -0-503? '',0)&+'& 35)&(9*/

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1Q +* 

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/,'3 &32&(,/3%

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-+ 0, -5,0 3& /&3,((00,/, 0, 40',*0*/,/ /& 5+ 3*3'&), 2,(-*,0)&+'& 35)&(9*/%• S& -)2(5&, &0 ),(9&+ /& &((( &J*3'&+'&? 2( /*4&(&+'&3 3*'5,-*+&3? /& 03

-5,0&3 &0 2()&/* /& 0,3 )*3),3? +3 ,-&(-, , 5+, (&,0*/,/ /& /,'3? &J*3'&+'&3

&+'(& 03 (&350',/3 , -,0-50,( 0, &J2&(*)&+',-*.+ /,/,%• T&+*&+/ &+ -5&+', 0, 0*)*', 2&(/*/, /& 405*/ 5& &J*3'& &+ 0, 2(&3&+'& 2(-'*-,?

3& /&'&()*+, 5& 03 /,'3 '&+*/3? &3'+ 0*9,/3 , 03 )&/*3 &J'&(+3

-+/*-*+&3 , 0,3 -5,0&3 3& 2(/5 0, 2(-'*-,%• A0 (&0,-*+,( 0 , )&+-*+,/? &+'(& 03 2&33 0, 2(45+/*/,/ , 0, -5,0 3&

),+'*&+& &0 -5&(2? '),)3 &+ -5&+', 0, ,0', ,(*,-*.+ 2,(, L-2 F-2 -+ 0,3

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/*3)*+5*(? /& ',0 ),+&(, 5& 0, 45&(6, (&350',+'& ,5)&+',(? -,3* *+&(3,)&+'&%

32

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PRCTICA 7@ D&'&()*+,( &+'( /& 2(&3*+&3 -+ +950 X=><! ? '',0)&+'&ᵒ

35)&(9*/

L0&+,/ /&2.3*' V,-*,/ /&2.3*' P()&/*3 C0-503P&33 A0'5(,3 P&33 A0'5(,3

F) 9K ) )K L-2 )K F-2 NK   α1<90F 9(K ))K F9(K ))K$! 11! $!   111 "?"" 118 "   113 "?"<! 11< <!   117 "?"7!" 1 7!"   121 "?"7! 17! 7!   128 "?"77" 178 77"   132 "?"7"! 17$ 7"!   134 "?"7$" 18! 7$"   138 "?"7! 18" 7!   144 "?"

7<" 1"! 7<"   151 "?"T+>/+ 13  L0&+,/ /& 0, ',0, -+ /,'3 &J2&(*)&+',0&3 2,(, 5+ +950 = <!°

L0&+,/ /&2.3*' V,-*,/ /&2.3*' P()&/*3 C0-503P&33 A0'5(,3 P&33 A0'5(,3

F) 9K ) )K L-2 )K F-2 NK   α2>90F 9(K ))K F9(K ))K8" 11" 8"   114 1",5

"" 11 "" 1161",5

$" 1! $" 1211",5

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71" 17" 71" 1341",5

T+>/+ 14  L0&+,/ /& 0, ',0, -+ /,'3 &J2&(*)&+',0&3 2,(, 5+ +950 > <!°

P,(, = / *+)&(3*.+ 2,(-*,0K

C.1. M&/*( 0,3 -',3 ,? ? / L:

,; 1!! ))

 ; ! ))

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C.2. P()&/*,( 03 ,0(&3 '&+*/3 -)20&)&+',( &+ 0, T,0, 17 18[ 0,3

-05)+,3 F) )%

L0&+,/ /&2.3*' V,-*,/ /&2.3*' P()&/*3 C0-503P&33 A0'5(,3 P&33 A0'5(,3

F) 9K ) )K L-2 )K F-2 NK   α1<90F 9(K ))K F9(K ))K$! 11! $!   111 !?$! !?11! "?"" 118 "   113 !?" !?111 "?"<! 11< <!   117 !?<! !?11 "?"7!" 1 7!"   121 !?7!" !?17 "?"7! 17! 7!   128 !?7! !?1 "?"77" 178 77"   132 !?77" !?177 "?"7"! 17$ 7"!   134 !?7"! !?17" "?"

7$" 18! 7$"   138 !?7$" !?17 "?"

T+>/+ 1  L0&+,/ /& 0, ',0, -+ 2()&/*3 &J2&(*)&+',0&3 2,(, 5+ +950 = <!°?

'',0)&+'& 35)&(9*/

L0&+,/ /&2.3*' V,-*,/ /&2.3*' P()&/*3 C0-503P&33 A0'5(,3 P&33 A0'5(,3 F) 9K ) )K L-2 )K F-2 NK   α2>90

F 9(K ))K F9(K ))K8" 11" 8"   114 !?8" !?11" 1"?""" 11 ""   116 !?"" !?11 1"?"$" 1! $"   121 !?$" !?11 1"?"" 17 "   122 !?" !?17 1"?"" 1$ "   127 !?" !?1 1"?"

<" 17! <"   129 !?<" !?17! 1"?"7!" 17 7!"   131 !?7!" !?17 1"?"71" 17" 71"   134 !?71" !?17" 1"?"

T+>/+ 16  L0&+,/ /& 0, ',0, -+ 2()&/*3 &J2&(*)&+',0&3 2,(, 5+ +950 > <!°?

'',0)&+'& 35)&(9*/

A+,0*6,( 0,3 /&3*,-*+&3 '&+*/,3? -+ (&32&-' , 03 ,0(&3 /& (*9&+%

C.3. C,0-50,( 03 ,0(&3 /& L-2? '&+*&+/ &+ -5&+', 5&:

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7

+( (

. L L= −

 

S*&+/ L2 &0 (,/* &J'&(+ /& 9*( L2 ; , /K%

 Lp2=0.1+0.1

 Lp2=0.2m

P(?'$+ !@ R&,0*6,( &+ -0-50 /& 0, 45&(6, (&350',+'& F-2 -+ 5+ +950 => <!° 2( 

)&/* /& 0, 4.()50,  Fcp= ρ∗g∗h

2   -+ 03 /,'3 2(&*,)&+'& '&+*/3%

L0&+,/ /&2.3*' V,-*,/ /&2.3*' P()&/*3 C0-503

P&33 A0'5(,3 P&33 A0'5(,3 F) 9K ) )K L-2 )K F-2 NK   α1<90F 9(K ))K F9(K ))K$! 11! $!   111 !?$! !?111 !?1$1 8?118 "?"" 118 "   113 !?" !?118 !?1$! 8?78!" "?"<! 11< <!   117 !?<! !?11 !?1" 8?$<1" "?"7!" 1 7!"   121 !?7!" !?1 !?1"" 8?<7< "?"7! 17! 7!   128 !?7! !?1< !?1""1 "?$!1 "?"77" 178 77"   132 !?77" !?177 !?1"7 "?<$!1 "?"7"! 17$ 7"!   134 !?7"! !?17" !?1"71 $?18! "?"7$" 18! 7$"   138 !?7$" !?17< !?1"1 $?"1!1 "?"

T+>/+ 17  L0&+,/ /& 0, ',0, -+ -0-503 2,(, 5+ +950 = <!°

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35

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7!" 17 7!"   131 !?7!" !?17 !?1"81 "?$" 1"?"71" 17" 71"   134 !?71" !?17" !?1"71 $?!<"8 1"?"

T+>/+ 1!  L0&+,/ /& 0, ',0, -+ -0-503 2,(, 5+ +950 > <!°

36

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C.4. EJ20*-,( 0, 2,('*-50,(*6,-*.+ ,+'&(*( 2,('*&+/ /& 0, &-5,-*.+ E-% "K E-% $K%

1Q +* 

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+( +*   L L e= +

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T&+*&+/ &+ -5&+', 0,3 &-5,-*+&3 2(&*,)&+'& '&+*/,3? 2(-&/&)3 , -(&,( 5+,

(&0,-*.+ &+'(& 0,3 )*3),3? '&+*&+/ &+ -5&+', 5& 2,(, Y-9? 3& -(&,( 2( 5+, (&0,-*.+

&+'(& 0, ,0'5(,? 0, -5,0 3& -+3*/&(, 5& Y-9;? '&+*&+/ 5+, 0+9*'5/ L;? 3& 2(-&/& ,

'&+&( 5+, 2,('*-50,(*/,/ 43*-, 7 2(5& '&+/(&)3 5+, /*3'(*5-*.+ /& 2(&3*+&3

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/,'3 &32&(,/3%

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-+ 0, -5,0 3& /&3,((00,/, 0, 40',*0*/,/ /& 5+ 3*3'&), 2,(-*,0)&+'& 35)&(9*/%• S& -)2(5&, &0 ),(9&+ /& &((( &J*3'&+'&? 2( /*4&(&+'&3 3*'5,-*+&3? /& 03

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• T&+*&+/ &+ -5&+', 0, 0*)*', 2&(/*/, /& 405*/ 5& &J*3'& &+ 0, 2(&3&+'& 2(-'*-,?

3& /&'&()*+, 5& 03 /,'3 '&+*/3? &3'+ 0*9,/3 , 03 )&/*3 &J'&(+3

-+/*-*+&3 , 0,3 -5,0&3 3& 2(/5 0, 2(-'*-,%• C+3&(,( /*- +950? ,0 &3',( '',0)&+'& 35)&(9*/? 0, ,0'5(, , 3&( )&/*/, ,

, ,(*,( -+3*/&(,0&)&+'&? , 5& ,0 3&( 5+ +950 /*4&(&+'&? 3& 3&(, -)

35 ,0'5(, ,5)&+', -+3*/&(,0&)&+'&? '),+/ &+ -5&+', 5& ,0 ,5)&+',( &0

 2&3? 0, ,0'5(, 2,(, 5& &J*3', /*- +950? /&&( &3',( *)20*-,/ -+ 5+

,5)&+' /& 405*/%

37

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6. DISCUSIÓN, OBSERVACIONES E INTERPRETACIÓN DE

RESULTADOS

 N',)3 0, ,(*,-*.+ 5& &J*3'& ,0 -)2,(,( 0,3 ',0,3? &+ (&0,-*.+ , 0,3 5& 3& '),(+&+ -5&+', 30 03 <!° 0,3 5& '*&+&+ 5+ +950 /*4&(&+'& , &3'&? 0, 2(2(-*+,0*/,/

 2,(, ,)3 -,33? 3& (&0,-*+, -+ 0, 45&(6, (&350',+'& /& 03 )*3)3% A0 '&()*+,( /&

(&,0*6,( 0,3 2(&3&+'&3 2(-'*-,3? 0, (&0,-*.+ &+'(& &3',3? &3' /,/, -+ ,0', -0,(*/,/ , 5&

,0 '),( &+ -5&+', 4,-'(&3 -)5+&3 -) 0, '&)2&(,'5(,? 405*/ )&/*3 &+ 03 -5,0&3

3& (&,0*6,(+? 3& (&0,-*+,+ 2(2(-*+,0)&+'&? -+ 5+, ,(*,-*.+ &J2&(*)&+',0 2( 

3*'5,-*+&3 /& -+3*/&(,-*.+? -) 3+ &0 +950 , '),( &+ -5&+', 03 2&33

*)20*-,/3 &+ 03 )*3)3%

7. CONCLUSIONES RECOMENDACIONES

7.1 C0*/5$0*&@

• S& , /&'&()*+,/? 2( )&/* /& 0, &J2&(*)&+',-*.+? 0, 23*-*.+ /&0 -&+'( /&

 2(&3*+&3 3(& 5+, 352&(4*-*& 20,+,? 2&(2&+/*-50,( , 0, 352&(4*-*& /&0 405*/? 2,(-*,0 '',0)&+'& 35)&(9*/, &+ 5+ 05*/ 5& 3& &+-5&+'(& &+ (&23%

• A20*-,+/ 03 -+-*)*&+'3 2(&*,)&+'& '&+*/3 &+ -0,3&? 3& 25&/& -+-05*( 

5& 0, (&0,-*.+ &+'(& 0, 2(-'*-, 0, '&(, 3& 25&/& /&)3'(,(? (&,0*6,+/ 03

-0-503 -+/*-*+&3 (&0,-*+,/,3 &+'(& 3? /& 0,3 -5,0&3 &J*3'&+ )(9&+&3 /&

&(((? 03 -5,0&3 3& 25&/&+ -+'(0,( 2,(, 5& 3&,+ )+*)3 23*0&3%

• S& -+-05& 5& -5,+/ 0, 45&(6, /& 40',*0*/,/ &3 ),( , 0, /&0 2&3 /& 5+

-5&(2 5& 3& &+-5&+'(& 2,(-*,0)&+'& 35)&(9*/ &+ 5+ 05*/? &3'& 40',(

 53-,+/ 35 25+' /& &5*0*(*? )*&+'(,3 5& 3* 3& &+-5&+'(, '',0)&+'&

35)&(9*/ 0, 45&(6, /& 40',*0*/,/ 3&( )&+( 2&( /& '/,3 ),+&(,3 3& 53-,(

5+ +*&0 /& &5*0*(* , )&+3 5& 3& '&+9, 5+, 45&(6, /& 40',*0*/,/ +&9,'*,

/,+/ -) (&350',/ 5+ &5*0*(* 2,(-*,0%

7.2 R&0)&*+$0*&@

38

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• M,+'&+&( 5+ ),(9&+ /& &((( )+*)? , 5& /& &3' /&2&+/& 0, &J,-'*'5/ /& 0,

 2(-'*-, , (&,0*6,(3&%• U3,( /*4&(&+'&3 405*/3 2,(, 5+, )&( -)2(&+3*.+ /& 03 4&+.)&+3 5& 3&

 2(&3&+',+ &+ 0, 2(-'*-, ,3 /*4&(&+-*,( 03 (&350',/3 -+ /*-3 405*/3%• U'*0*6,( &5*2 &3'*)&+', ,/&-5,/,? 0, -5,0 ,5/,( , (&,0*6,( 0, 2(-'*-, /&

)&( ),+&(, &*',(, ,--*/&+'&3%

!. BIBLIO"RAFÍA

• C&+9&0? Y% A%? \ C*),0,? ]% M% !1!K%  Me+&#+! de %u#d),- Fu&d!e&'),

!(%#+!+#)&e, I "1$7K% MHJ*-: M-G(,^@*00%

• M''? R% L% !!$K% Me+&#+! de F%u#d), I "7 M<1)K% MHJ*-: PEARSON%

39

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ANE#OS

B,+- /& 2(5&,3 FME! EDIBON N*&0,-*.+ &3',*0*6,-*.+ /&0 ,+- /& 2(5&,3

A20*-,-*.+ /&0 F05*/ &+ &0 B,+- /& 2(5&,3 S52&(4*-*& 20,+, 2,(-*,0 '',0)&+'& 35)&(9*/,

Tabla 19 Fotografías captadas durante a rea!"ac!#n de a

pr$ct!ca.


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