Practica Fluidos 2
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Transcript of Practica Fluidos 2
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T(C) 0 5 10 15 20 25 30 35
Viscosida 1.79E-03 1.51E-03 1.31E-03 1.41E-03 1.00E-03 8.91E-04 7.97E-04 7.20E-04
Pratica dirigida de mecanica de fuidosII
En la Fig.1, se !es"#a la desca#ga a "#a$%s de dos
o#i&cios de"e#ina#.
a) Ca!dal a "#a$%s de los 'o#i&cios en 3'# ) Coe*ecien"e de $elocidad
c) Coe&cien"e de +e#dida de ca#ga
a#a las "e+e#a"!#as de 12.5 C 27C, asisisog#a&ca# la $a#iacion del ca!dal #es+ec"o a la
"e+e#a"!#a, +a#a los da"os de la "ala 1.
El !/o +#esen"a las sig!ien"es condiciones
999.93994.21485(_ 10 (62) 67.097451() 10 (63) )
23.509571( 10 (65) ) 369.9037785( 10 (68) 4)
0.1
1.
0.08
1
0.1
0.15
5
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T(C)
0 1.79E-03
5 1.51E-03
10 1.31E-03
15 1.14E-03
20 1.00E-03
25 8.91E-04
30 7.97E-04
35 7.20E-0440 .53E-04
ol!cion
=/
( )=/ 2 /
a# la ec!aion :!e goie#na a la $iscosidad cine"ica
2)(./
0 5 10 15 20 25 30 35 40 450.00E00
2.00E-04
4.00E-04
.00E-04
8.00E-04
1.00E-03
1.20E-03
1.40E-03
1.0E-03
1.80E-03
2.00E-03*(;) -0.0004229237 ln(;) 0.0022439118
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12.5 1.19E-03 999.4241123 1.19E-0 0.08 1.4 5.7245978 3.82E05 0.
27 7.12E-04 99.5424529 7.15E-07 0.08 1.4 5.7245978 .35E05 0.
12.5 5.724597839 0. 0.0050255 0.0171077321 1.587835
27 5.724597839 0. 0.0050255 0.0171077321 1.587835
12.5 1.19E-03 999.4241123 1.19E-0 0.1 2.73 7.3184742 .1E05 0.27 7.12E-04 99.5424529 7.15E-07 0.1 2.73 7.3184742 1.02E0 0.
a#a el o#i&cio Ci#c!la#
(@g.s) _(@g3)4
(@g.s)
( )
()
(s)
()
(2) (s)
allando el ca!dal
( ) (s)
a#a el o#i&cio
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12.5 7.3184741 0. 0.015 14.385 0.0000042 0.058787 237.124342
27 7.3184741 0. 0.015 14.385 0.0000042 0.058787 237.124342
0 1.80E-03 999.9399 1.80E-0 0.08 1.4 5.7245978 2.52E05 0.
5 1.52E-03 999.9771304 1.52E-0 0.08 1.4 5.7245978 2.98E05 0.
10 1.29E-03 999.8590873 1.29E-0 0.08 1.4 5.7245978 3.52E05 0.
15 1.09E-03 999.08888051 1.09E-0 0.08 1.4 5.7245978 4.15E05 0.
20 9.20E-04 998.2091323 9.22E-07 0.08 1.4 5.7245978 4.92E05 0.
25 7.9E-04 997.0779821 7.71E-07 0.08 1.4 5.7245978 5.89E05 0.
30 .30E-04 995.845031 .33E-07 0.08 1.4 5.7245978 7.17E05 0.
35 4.9E-04 994.07740227 4.99E-07 0.08 1.4 5.7245978 9.09E05 0.
40 3.0E-04 992.231111 3.3E-07 0.08 1.4 5.7245978 1.25E0 0.
0 1.587835583
5 1.587835583
10 1.587835583
15 1.587835583
20 1.58783558325 1.587835583
30 1.587835583
35 1.587835583
40 1.587835583
a# la $a#iacion del ca!dal #es+ec"o a la "e+e#a"!#a +a#a le o#i&cio ci#c!la#
(@g.s)_
(@g3)4
(@g.s)
( )
()
(s)
()
( )
('s)
0 5 10 15 20 25 30 35 40 451.5878355828
1.5878355828
*(;) 3.789512573872E-01; 1.5878355828
C!adal #es+ec"o al "ie+o
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0 1.80E-03 999.9399 1.80E-0 0.1 2.73 7.3184742 4.07E05 0.
5 1.52E-03 999.9771304 1.52E-0 0.1 2.73 7.3184742 4.80E05 0.
10 1.29E-03 999.8590873 1.29E-0 0.1 2.73 7.3184742 5.7E05 0.
15 1.09E-03 999.08888051 1.09E-0 0.1 2.73 7.3184742 .70E05 0.
20 9.20E-04 998.2091323 9.22E-07 0.1 2.73 7.3184742 7.94E05 0.
25 7.9E-04 997.0779821 7.71E-07 0.1 2.73 7.3184742 9.49E05 0.
30 .30E-04 995.845031 .33E-07 0.1 2.73 7.3184742 1.1E0 0.
35 4.9E-04 994.07740227 4.99E-07 0.1 2.73 7.3184742 1.47E0 0.
40 3.0E-04 992.231111 3.3E-07 0.1 2.73 7.3184742 2.02E0 0.
0 237.1241728
5 237.1241728
10 237.1241728
15 237.1241728
20 237.1241728
25 237.1241728
30 237.1241728
35 237.1241728
40 237.1241728
a# la $a#iacion del ca!dal #es+ec"o a la "e+e#a"!#a +a#a le o#i&cio ci#c!la#
(@g.s)_
(@g3)4
(@g.s)
( )#
()
(s)
()
( )
('s)
(@g.s)
()
0 5 10 15 20 25 30 35 40 4237.12417279
C!adal #es+ec"o al "ie+o
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#olea 3
g ' D !
9.81 0. 0.5 0.7 1.8528251# 1.105543944
g "e"a ' !
9.81 0.785398134 0.5 0.72249545
" 0.3017229599
g a ' !
9.81 0.55 0.5 0.5914
+ 0.935525407
T 2.15
0.25 0.592
0.5 0.591
0.333 0.598
0.25 0.5950.2 0.592
0.17 0.589
0.143 0.588
0.125 0.587
0.111 0.585
0.1 0.582
0.57
0.575
0.58
0.585
0.59
0.595
0.
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#olea 2
i 3 a g "e"a
da"os 1.4 1 0.2 0. 9.81 90
sol!cion a
a g 1 ia "e"a cd
0.2 0. 9.81 1.4 7 90 0.587
0.3917549573s
: 0.152924928$!l$o del !/o "eo#ico
. . . . . .
Cd>a>>(2 1)$
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sol!cion
C$ 0.9739857143
a 1 Cd C$0.2 1.4 0.587 0.97398571
Cc 0.29180779 ec!acion ,2
2 0.125831559
: g 2
0.152924928 9.81 0.125831559
F#2 19.3793182
2 F#2
0.125831559 19.37932
s 0.7227812184
s 2
0.7227812184 0.125831As 3.581703748
sol!cion c
a g 1 3 3a "e"a
0.2 0. 9.81 1.4 1 5 90
%2Cc>a
"0,900,979(a1)
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0.2327000593s Cd>a>>(2 1)$
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40
.53E-04
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0.99 0.0203
0.99 0.0203
0.99 0.02030.99 0.0203
&
&
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0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
0.005025 0.01711 1.5878
(2)
(s)
('s)
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0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
0.015 0.0587 237.124
(2)
(s)
('s)
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9.81 0.1 0.58372121
9.77 0.111 0.0959399
Col!n C
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.
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cd
0.37&g ,15
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