Terzo esercizio Fluidodinamica

ESERCIZIO

3

20/11/2020 I 22

=

20

N D

19200Pa

25

1 161m

pr :

: 0

. =

, ,

H 84m

(1 L2

41 14

42m

3 2

05 m = 2m

1 :

= : ,

,

, ,

·

h2 Q 25Lp

YP

0142

42m 30

2 0

x 0

: :

: = ,

, , 205

205

Pa 023 imbocco

025 O

1 0

= pv =

. :

.

, . 4p/m/u2)

Kc's Lp' <

Kc 12 Up'

8

+ p

:

: =

H

2B L2 57

h2

+ 51m x + 12

= = ,

LOT H 77

311 25

L2

+ + m

=

= ,

KC 3

6 2 2

+ 1

4

0 +

= =

0 .

. ,

,

(2) A-B

BERNOULLI M (1)

0-Pr (c

9/ZB-h2)

85(p

· +

= +

+

. O

C H0/4 C

Q 6975m/s

-

= M 0

M =

. ,

Rend/V 651-f

97 019469

0

= =

, ,

Lp 855/Kg

107

>

- = ,

(2) BERNOULLI 1 2

-

/P 67KPa

Ap

85Lp 62

0 =

: >

-

, ,

O M H 42f)

PV-(PA PRMIN)

(3) +

gCH-hel (141

+ 2

+ ,

, ,

O -82 201KPa

>

- prMIN = , 15LP'm

0-pr

(47 Lp' B-h2) 0

g/z .

: + , 2

& 1 109)

(12 +

&

Lo 2520820)

0

. + · , 70

3 .

Q' 482/5

n' 23

m/5

>

- 6615 - :

0

= ,

,

15/12/2020 1 15

:

20 m

U 180000Pa L 095m

25

1 pr

: 0

. =

=

, , &

4

h3

3 h2 3 m

3 65m

↳1 5 30

3 m

1 &

0

m =

=

= =

= , ,

, ,

0275m3/8 4 Kc'

12 Ka

Q G

+

+= 0 +

0 =

= ,

, n'3 + n'2

PT -

- = 2

3

P Y

T T ne

le

Lm - M m/s

(2) Q 0472

3

=

: ,

251716

Re ML/r :

= 74/Reo5)

(2/3 7)

F 2520820 5 018422

+

0 0

= :

,

,

. ,

h3

h1 3h2 5

Z A m

20

+

+

= = ,

↓ 8 4

2

5 1

+

2 + 0

0

. 0

= =

,

, .

LTOT h2/51md

h2 2 m

h2 21

+

= + = ,

BERNOULLIA-B LTfMY

KcM2

↳ =+ YT

-LT DEC

DEG +

+

+ ,

2 2

↳ + f)

m/2(kc

9/h-ZA)

10-Pr)/p

24

1 +

+

+=

- ,

LT 5/kg

4

317

>

- = ,

PT 729kW

8

LTxQ =

= .

(2) BERNOULLI 172 K LYUY

+AEC

+A

: A

↳ -L + ,

Ab/9 491bar

1LT Ap 3

Pa

-349140

>

-

>

- 1 = = -

- = .

, lui/m3)

PD -LT'

(3) 45

296

: e

.

(m12/m2)

YT' 2LT 545/kg

29

0 =

= ,

,

KC' 7 4

= ,

BERNOULLIA-B 'URMPTY

Kc'M HOT

AAC

AP

4-LT' AEg +

+

= +

O

↳ m/s

5396

M' 2

= ,

Lu' 53 2/5

Q' 26

= -

= 74/(m'L/1))

,

eog20/8/3

'

= 72 5

25 +

0

= , ,

,

& f' 018477

0

= ,

(4) BERNOULLI -1

A

DEGTAECHKM2 YAM

LTOT

LP-L'AP +

O

↳ 12/14Kc' f)

P1-Pr 41p

g/h3-ZA) + -

+

+

+

O

↳ bat

314244Pa

P1 242

3

= = ,

29/01/2022 I 15

=

20 m

V D

53000Pa

15 pr

1 25

0

=

=

= . ,

, ho

4T (1 (2

LT 28m

13m

5 m

6

15

0 = =

= =

, 054167m/s

,

H h D3

3 Q

65 m

1 5 m

0

m

= 0 0

= = =

, , . .

105 hs'

20

Pa Pa

Pa 13 m

023 025

Pv

2

= 0

=

. =

.

, ,

(n' m2 4T'

/ /m2

(m'2

LT1 LT 4T

=

= HO/4

(2) Q m/o

>

- 1035

1

M

= M

. = ,

nd// 239897

Re = : =

74/Re 9)

(2/3 01659

2510g20

F 7d 5

0 +

= 0

,

,

, ,

th

H

ZA L1 8

5 20

+ m

= = ,

K7 11

940 L2 41m

LTOT

5 4 +

1

0 = =

= =

, .

. B

BERNOULLIA - LOTRY/P

KcM2

AP AEK

4P-LT AEg T

+ +

: + ,

P 2 M2Kc 4)

0-Pr g/h-ZA)

LT

15

>

- 1 +

=

- +

+

. O

LT PT LTPQ

>

- KW

79]/kg

215 69

11

= = =

, ,

(2) BERNOULLI 2- B KR LOTMY

YT 03

- AEC

DEG +

+

: ,

+ 02-0

Pa-PV -Hmax

g/h-Hmax)

>

- 66

10

=

+ , .

O m

(3) 377KPo

6376

Pgh 5 Pa 6

p3 = =

= ,

.

(4) BERNOULLI OB

A LOTyY/P

KcM2

DEC

L-LT' AP YT

DEG +

+

+

: ,

+

O

2142 0-Pr g(h-ZA)

177

>

- - . +

1

, O no9)

M(Kc 2520920/37d

LTOT

+ 0 t

↑ ,

*

226m 2252m/s

M'

30 1

=

+ =

, ,

10/4 51 m3/h

Q' 71

M' 02638

216 0

= =

= . ,

.

19/02/2022 25

1 :

018m/s

Q D H Le

3w

135m 11 5

2

0

0 m

= =

= =

,

, ,

, h5

L2 YP

30 imbocco

18m 3w 15

1

4

= 0

0

=

=

: :

,

. YP/m/m2

Lp YP'

19' 1944 Lp' :

: :

/TOP/47m

(1) 2575m/s

Q 1

- M =

+ ,

Re Md/r 147622

= = 74/Re6)

eog2o(2/3

f 018646

5

7d

25 0

+

0 =

= ,

,

, ,

BERNOULLI A 1

- MY

KcM2 +

-4 LOT

1P DEC

AEg +

+

: + ,

& I

1 H L1

P1 (1 +)

1gH +

> 34KPo

+ -25

- 6

+ + P2

0 =

- ,

.

2 d

O

(2) ABB

BERNOULLI LTOTM

KcR

4 Y

AAC

Lp-H DEg

+ TYP +

+

= ,

+ M2 f)

LTOT

(Kc

85Lp -Lp 32

185

gZB

>

- + +

=

0 ,

=

, O Kg

> /

(3) 83

A

BERNOULLI 2 LTOTUTYP U

Lp-HT-AP AEgTDECAKCM +

+ ,

& 2 d

2 (10)

P3 M (1

g73

Lp

85 1

+

+ 4 +

>

- 0 +

: ,

, 2

KP

p3 42 19

>

- = on

,

147 Kc' 4

6

: . u2)

(m

/

Yp' (p

25

0

= , B

A

BERNOULLI - U

KC'MR YP'tY

AEgTAAC

= LOT

Lp'-L + , 1

, d 2

jaj0s)

M2 &

(Kc' 49 C

-Lp' +

gzB 209

25

+ 0

: + +

, 70

3 ,

559m" M' 2059m/s

17 1

+ >

- = ,

,

10 017257m"/5

n'

Q 2/s

26

27

= 0

= = ,

,

4

26/03/2022 1 15

: 04375m3/s

10 m2/5

U 1575m Q

25 D

1

= 0 0

:

:

.

, , ,

LT hs

4T

385/kg 75m

1LT 4395/kg 3

40

404 0 =

=

=

= , , ,

. H

23

L1 375

5

13 m (2 27 75m

4 4 m

=

m :

=

= , . ,

%

h 30 sbocco

pr'

25m 05pr

1 0

1

1 :

=

= : ,

,

L' 1LT'

100Q' 4T1

400 0

+

= : ,

(1) LTQP

PT KW

69

17

=

= ,

(194/4)

(2) Q - 2456 m/s

2

= m M = ,

ud/r

R2 307546

= = 2

-

C

Si

&

C

F 01692

25208

= 0 10 0

=

↓

, .

3 7 O

,

ZA H L2Simdths 34 88

L1 m

+

+

= = ,

KC L3

LTOT L1 L2

3 45 25

9 8 +

+ 6 +

2

0

0 + 0 m

=

=

= :

,

, ,

,

.

BERNOULLI A B

- KCM2 TRY

DEGTAAC LOT

AP

L-LT +YT

+

= + ,

O 2 d

M

0-Pr (0Tx)

(Kc

g/h-ZA)

<

>

- = 4T

+ +

+

/

O d

2

>

- KPor

132

Pr =

(3) pr' 138582Pa

: 200 TTd2M'

LT' M

9483

400 400 2

+

+ =

= ,

4 LPTy'MRY/

KcM2

AEC

L-L' AP' 4T

+

AEG +

: + ,

+

O 2

-Pr'

9483M')

(400 g(h-Za

2 1

>

- + 1

- +

=

, , O 9)

M e 0

+

2590920)

49T

+ (Kc + 0 ,

2 70

3 .

,

m/O

5950

2

ne'

> = ,

- 0167

71

355402

Rel 0

= = ,

Q=/0/4)m' 1 m3/h

182

>

- = ,

(47 LT' 405 06 5/Kg

= ,

4T&