Exel para orificios

7/17/2019 Exel para orificios

1/18

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

Docente: Mt. Ed!in "stete #a$ane%

En &a 'i.1 se $est*a &a desca*a a t*a+,s de doso*icios dete*$ina*.

a) Cada& a t*a+,s de &os o*icios en $3/* ) Coeeciente de +e&ocidad

c) Coeciente de e*dida de ca*a

a*a &as te$e*at*as de 12.5 C 27C asis$is$o*aca* &a +a*iacion de& cada& *esecto a &a

te$e*at*a a*a &os datos de &a ta&a 1.

E& 6o *esenta &as siientes condiciones:

999.93994.21485(_ 10 ;(


2/18

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

$

#o&cion:

=/

(@ )=/ 2 /

a* &a ecaion Ae oie*na a &a +iscosidad cinetica

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(B) -0.0004229237 &n(B) 0.0022439118 0.98977237

(B) - 0.00000001B;3 0.000001144B;2 - 5.8189201539201E-005B 0.001784798 0.999827529

999.93994.21485(_ 10 ;(


3/18

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 e& o*icio Ci*c&a*

(F.$/s) _(F/$3);4

(F.$/s)

( )

($)

($/s)

($)

($2) ($/s)

?a&&ando e& cada&

( ) ($/s)

a*a e& o*icio etan&a*

(F.$/s)_

(F/$3)

;4

(F.$/s)

( )G($)

($/s)

($)

($/s)

?a&&ando e& cada&

( )

($/s)

(/s)

(/s)H_

2)( !

($2)

"

"


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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* &a +a*iacion de& cada& *esecto a &a te$e*at*a a*a &e o*icio ci*c&a*

(F.$/s)_

(F/$3);4

(F.$/s)

( )

($)

($/s)

($)

( )

(/s)

0 5 10 15 20 25 30 35 40 45:1.5878355828

:1.5878355828

(B) 3.7895:12573872E-01:B :1.5878355828

C)ada& *esecto a& tie$o


5/18

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* &a +a*iacion de& cada& *esecto a &a te$e*at*a a*a &e o*icio ci*c&a*

(F.$/s)_

(F/$3);4

(F.$/s)

( )#

($)

($/s)

($)

( )

(/s)

(F.$/s)

($)

0 5 10 15 20 25 30 35 40 4237.12417:279

C)ada& *esecto a& tie$o


6/18

*o&e$a 3

>

9.81 0. 0.5 0.7 1.8528251J* 1.105543944

teta

9.81 0.785398134 0.5 0.72249545

Jt 0.3017229599

a

9.81 0.55 0.5 0.5914

J 0.935525407

JT 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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*o&e$a 2

Ki K3 a teta

datos 1.4 1 0.2 0. 9.81 90

so&cion a

a 1 i/a teta cd

0.2 0. 9.81 1.4 7 90 0.587

J 0.391754957$3/s

A 0.152924928+&+o de& 6o teo*ico

. . . . . .

Cda@(2 1)$


8/18

so&cion

C+ 0.9739857143

a 1 Cd C+0.2 1.4 0.587 0.97398571

Cc 0.29180779 ecacion 2

K2 0.125831559

A 2

0.152924928 9.81 0.125831559

'*;2 19.3793182

2 '*;2

0.125831559 19.37932

Ks 0.7227812184

Ks K2

0.7227812184 0.125831Gs 3.581703748

so&cion c

a 1 K3 3/a teta

0.2 0. 9.81 1.4 1 5 90

%2Cca

"0900979(a/1)


9/18

J 0.232700059$3/s Cda@(2 1)$


10/18

40

.53E-04

dio: 091578


11/18


12/18

0.99 0.0203

0.99 0.0203

0.99 0.02030.99 0.0203

&

&


13/18

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)


14/18

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)


15/18

9.81 0.1 0.58372121

9.77 0.111 0.0959399

Co&$n C


16/18

.


17/18

cd

0.37 15


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