Fluid Mechanics Lab Manual 5th sem be mech

8/13/2019 Fluid Mechanics Lab Manual 5th sem be mech

1/58

Fluid Mechanics & Machinery Lab

III SEMESTER


2/58

CONTENTS

S.NO. DESCRIPTIONPAGE

NO.

1 STUDY OF FLOW METERS 01

2STUDY OF HYDRAULIC PUMPS

03

3 STUDY OF TURBINES 07

4 FLOW THROUGH PIPESORIFICEMETER 10

5 FLOW THROUGH PIPESVENTURIMETER 13

6 CALIBRATION OF ROTA METER 16

7 FLOW THROUGH PIPES MA!OR LOSSES 1"

" PERFORMANCE TEST ON A SINGLE STAGE CENTRIFUGAL PUMP 21

# PERFORMANCE TEST ON A SUBMERSIBLE PUMP 24

10PERFORMANCE TEST ON A DOUBLE ACTINGRECIPROCATING PUMP 27

11 PERFORMANCE TEST ON A GEAR OIL PUMP 31

12 PERFORMANCE TEST ON PELTON WHEEL TURBINE 34

13 PERFORMANCE TEST ON FRANCIS TURBINE 3"

14 PERFORMANCE TEST ON $APLAN TURBINE 41

15 VIVA %SAMPLE &UESTIONS' 44


3/58

SYLLABUS

FLUID MECHANICS AND MACHINERY LAB 0 0 3 2

%C())(* +( M,-./*-/ P(-+(*'

LIST OF EPERIMENTS

1 D,+,)*/+(* (8 +., C(,88-,*+ (8 9-./:, (8 :;,* O8-, ),+,

2 D,+,)*/+(* (8 +., C(,88-,*+ (8 9-./:, (8 :;,* V,*+ ),+,

3 C/-/+(* (8 +., /+, (8 8(< 9*: R(+/ ),+,

4 D,+,)*/+(* (8 8-+(* 8/-+( 8( / :;,* 9,+ (8 ==,9

5 C(*-+*: ,>=,),*+9 /* /=,),*+9 /* /=,),*+9 /* /


4/58

FLUID MECHANICS

I+ ,/9 @,./;( (8 89 *, ,9+ /9


5/58

FLUID CHARACTERISTICS

S*( C.//-+,9+-9 S)@( D,8*+(* U*+9

1M/99 ,*9+%('

D,*9+ M/99?;(), /5m3

2S=,-8-


6/58

SOME BASIC UNIT CON8ERSIONS

1 T( -(*;,+ : * +( N

1: J #"1 N 10 N

W J ) :

$: > )?92 J 1N

2 A@9(+, V9-(9+

1 P(9, J *,9,-?-)2

J 1?10 N9?)2

1 C,*+ =(9, J 1?100 =(9,

J 1> 103N9?)2

3$*,)/+- ;9-(9+

1 9+(, J -)2?9,-

J%1?100'2 )2? 9,-

J 1> 104 )2? 9,-

4S+/*/ /+)(9=.,- =,99,

+ am ,90 mm (: H

+.033 65#m2

+0.33 m (: wa"'

8a#))m P'"ss)'" i$ ( 8a#))m !"a;

760 )) (8 H: J 1033 ) (8 105 N?)2


7/58

J 1@/

STUDY OF FLO< METERS

F(< ),+, 9 ,;-, 9, +( ),/9, +., 9-./:, (8 /* 8(01 ) @/

3 D/=./:) :/:,9 = +( / )*)) (8 10-3) @/

4 L() @/

6 V,+-/ +@, 10-3) @/

7 I*-*, +@,


8/58

3 S+(@(9-(=,

FLUID PROPERTIES

COMPARISION OF FLOW METERS


9/58

STUDY OF HYDRAULIC PUMPS

PUMPS

P)= 9 / ,;-, 9, 8( 8+*: 9 8() / (


10/58

T., ,-=(-/+*: =)= 9 @,9+ 9+, 8( ,/+;, 9)/ -/=/-+,9 /* .:.

.,/9 I* ( *: (=,/+(*9 +.9 +=, (8 =)= 9 ;, -())(*

P*,)/+- =,99, 99+,) 8,,*: 9)/ @(, -(*,*9/+, ,+*9 /* :.+ (=)=*:

DOUBLE ACTING RECIPROCATING PUMP

T., =)= 9 9/ +( @, / (@, /-+*:


11/58

P)*:

B,8(, 9+/+*: +., -,*+8:/ =)= +( ,)(;, /* / :/9 ( ;/=( 8() -/9*:

9-+(* ==, (8 +., =)= 9 -/, =)*:

I8 / =)= 9 *(+ =), @,8(, 9+/+*: / =(-,+9 *9, +., )=,, )/ :;, +(;(+-,9 /* -/9, ;is#($i$)i4 (: :%(w

F+., ***: (8 +., =)= )/ ,9+ * @@*: /* 9,K*: (8 +., W,/*: *:9

/* -/9, 9,(9 /)/:,

CLASSIFICATON OF CENTRIFUGAL PUMP7

B/9, (* , 8(+,*/ :,/ =)= I*+,*/ :,/ =)=

T.,9, =)=9 ./;, ++,*/ ,9,;( 9 8(-, @ /+) =,99, *+( +.,=)= *,+ H,, +., 8 9 +/==, @,+


14/58

*+( +., +//-, +., =,99, 9 9:.+ @,(< /+)(9=.,- =,99, T., +K, @(+. =,99,/* *,+- ,*,:,9 (8

PARTS OF TURBINES

/' G, B/,9 B/,9 /, =(;, +( :, +.,


15/58

@/,9 -/* @, (+/+, /(* / =;(+ /+ ,/-. (8 +9 -,*+, T., **, -(*99+9 (8 +


16/58

16


17/58

E> N( 01

D/+, FLO< THROUGH PIPESORIFICEMETER

AIM

T( ,+,)*, +., -(,88-,*+ (8 9-./:, (8 +., (8-, ),+, 8( / :;,* ==, 9K,.

APPARATUS RE&UIRED

1 O8-, ),+, 8++,


18/58

A A,/ (8 +., -(,-+*: +/* %)2'

. 9, (8


19/58

OBSERVATIONS

D/),+, (8 +., ==, %1' )) J

D/),+, (8 +., (8-, %2' )) J

A,/ (8 -(,-+*: +/* %A' ) J

R9, (8


20/58

H

20


21/58

PROCEDURE

1 T., /),+, (8 +., ==, /* *+,*/ -(99 9,-+(* /,/ (8 -(,-+*: +/* /, *(+,

(-,=+ )/*(),+, -(-93 T.,* (=,* +., -(,9=(**: -(-9 (8 / :;,* ==, 9K,

4 S+/+ +., )(+( /* /9+ +., :/+, ;/;, /+ ,>+ +( )/*+/* 9+,/ 8(< 8( ,9,

.,/

5 N(+, +., )/*(),+, ,/*:9 /* *(+, +., +), 8( . -) 9, (8


22/58

E> N( 02

D/+, FLO< THROUGH PIPES8ENTURIMETER

AIM

T( ,+,)*, +., -(,88-,*+ (8 9-./:, (8 +., ;,*+),+, 8( / :;,* ==, 9K,

APPARATUS RE&UIRED

1 V,*+),+, 8++,


23/58

OBSERVATIONS6

D/),+, (8 +., ==, %1' )) J

D/),+, (8 +., ;,*+ %2' )) J

A,/ (8 -(,-+*: +/* %A' ) J

R9, (8


24/58

PROCEDURE

1 T., /),+, (8 +., ==, /* *+,*/ -(99 9,-+(* /,/ (8 -(,-+*: +/* /, *(+,

(-,=+ )/*(),+, -(-93 T.,* (=,* +., -(,9=(**: -(-9 (8 / :;,* ==, 9K,

4 S+/+ +., )(+( /* /9+ +., :/+, ;/;, /+ ,>+ +( )/*+/* 9+,/ 8(< 8( ,9,

.,/

5 N(+, +., )/*(),+, ,/*:9 /* *(+, +., +), 8( . -) 9, (8


25/58

E> N( 03

D/+, CALIBRATION OF ROTA METER

AIM

T( -/@/+, +., :;,* (+/ ),+, /* +( ,+,)*, +., =,-,*+/:, (8 ,(

APPARATUS RE&UIRED

1 C(,-+*: +/*


26/58

TABULATION FOR ROTAMETER

S*(R(+/ ),+,

,/*: %LPH'

T), 8(

.-) 9, (8


27/58

E> N( 04

D/+, FLO< THROUGH PIPES MAOR LOSSES

AIM

T( ,+,)*, +., 8-+(* 8/-+( 8( / :;,* ==, 9K,

APPARATUS RE&UIRED

1 C(,-+*: +/*


28/58

OBSERVATION

L,*:+. (8 +., ==, %' )

D/),+, (8 +., ==, %' )

Aea o" #o55e#t!- ta-7 &A( )))))m

TABULATION FOR MA!OR LOSS

S*( M/*(),+,

R,/*:9

.1-) .2-) > )

H,/

(99

.8 %)'

T), 8( 10 -)

9, (8


29/58

PROCEDURE

*.T., /),+, (8 +., ==, /* *+,*/ -(99 9,-+(* /,/ (8 -(,-+*: +/* /, *(+,

(-,=+ )/*(),+, -(-9

3 T.,* (=,* +., -(,9=(**: -(-9 (8 / :;,* ==, 9K,

4 S+/+ +., )(+( /* /9+ +., :/+, ;/;, /+ ,>+ +( )/*+/* 9+,/ 8(< 8( ,9,

.,/

5 N(+, +., )/*(),+, ,/*:9 /* *(+, +., +), 8( . -) 9, (8


30/58

E> N( 05D/+, PERFORMANCETEST ON A SINGLE STAGE CENTRIFUGAL PUMP

AIM

T( -(*-+ /* 9+ +., =,8()/*-, 2HP+.,, =./9, 9*:, 9+/:, -,*+8:/ =)=

TEST BED RE&UIREMENTS

1 B((* +=, ;/-) :/:, 8( ),/9*: +., 9-+(* =,99,

2 B((* +=, =,99, :/:, 8( ),/9*: +., ,;, =,99,3 T.,, =./9, ,*,: ),+, 8( ),/9*: *=+ =(


31/58

NAME PLATE DETAILS OBSERVATIONS

P)= A,/ (8 +., -(,-+*: +/* %A' J

E*,: ),+, -(*9+/*+ %N,' JN((8 ,;(+(*9 (8 ,*,: ),+, %N' J

M(+( R9, (8


32/58

3. O)) P(w"' *P(

P(J W&/H $W

W S=,-8- 100

P( P(


33/58

E> N( 06D/+, PERFORMANCE TEST ON A SUBMERSIBLE PUMP

AIMT( -(*-+ /* 9+ +., =,8()/*-, (8 9@),9@, =)=


1 B((* +=, =,99, :/:, 8( ),/9*: +., ,;, =,99,

2 T.,, =./9, ,*,: ),+, 8( ),/9*: *=+ =(


34/58


P)= A,/ (8 +., -(,-+*: +/*%A' JE*,: ),+, -(*9+/*+ %N,' J

N( (8 ,;(+(*9 (8 ,*,: ),+, %N' JM(+( D/),+, (8 +., ==,%1' J

D/),+, (8 +., +.(/+%2' JD88,,*-, * ,;, (8


35/58

>. P(w"' I$) *Pi

P J 0"%3600>N'?%N,>T' $W

N*( (8 ,;(+(*9 * ,*,: ),+, 9-

N, ,*,: ),+, -(*9+/*+ %,;?


36/58

E> N( 07D/+, PERFORMANCE TEST ON A DOUBLE ACTING RECIPROCATING PUMP

AIM

T( -(*-+ /* 9+ +., =,8()/*-, (8 (@, /-+*: ,-=(-/+*: =)=

TEST BED RE&UIREMENTS7

1 B((* +=, ;/-) :/:, 8( ),/9*: +., 9-+(* =,99,

2 B((* +=, =,99, :/:, 8( ),/9*: +., ,;, =,99,

3 S*:, =./9, ,*,: ),+, 8( ),/9*: *=+ =(


37/58


P)= A,/ (8 +., -(,-+*: +/* %A' J

E*,: ),+, -(*9+/*+ %N,' JN((8 ,;(+(*9 (8 ,*,: ),+, %N' J

M(+( R9, (8 100

1

2

3

4

5

6

37


38/58

3"


39/58

>. P(w"' I$) *Pi

P J 0"%3600>N'? %N,>T' $W

N *((8 ,;(+(*9 * ,*,: ),+, 9-

N, ,*,: ),+, -(*9+/*+ %,;?


40/58

GRAPH

1 T(+/ H,/ V9 E88-,*- %'2 T(+/ H,/ V9 (8 9=

3 T(+/ H,/ V9 D9-./:,

RESULT

T.9 +., =,8()/*-, +,9+ (* / (@, /-+*: ,-=(-/+*: =)= 9 -(*-+, /* -.//-+,9+-

-;,9 /, =(++,

M/>)) ,88-,*- %)/>' J

D9-./:, /+ @,9+ ,88-,*- =(*+ %&@,=' JH,/ /+ @,9+ ,88-,*- =(*+ %H@,=' J

I*=+ =(


41/58

E> N( 0"D/+, PERFORMANCE TEST ON A GEAR OIL PUMP

AIM

T( -(*-+ /* 9+ +., =,8()/*-, +,9+ (* / :,/ =)=


1 B((* +=, ;/-) :/:, 8( ),/9*: +., 9-+(* =,99,

2 B((* +=, =,99, :/:, 8( ),/9*: +., ,;, =,99,

3 T.,, =./9, ,*,: ),+, 8( ),/9*: *=+ =(S=: (8 ('

H P,99, %,;,' .,/J %=>10'?S=: (8 ( D,8,,*-, * ,;, (8 =,99, ;/-) :/:,9

41


42/58


P)= A,/ (8 +., -(,-+*: +/* %A' J

E*,: ),+, -(*9+/*+ %N,' J9=,-8- :/;+ (8 ( %9' J

N((8 ,;(+(*9 (8 ,*,: ),+, %N' JM(+( R9, (8 ( ,;, * -(,-+*: +/* %.' J

D88,,*-, * ,;, @,+


43/58

3. O)) P(w"' *P(

P(J W&H

W S=,-8-


44/58

E> N( 0#D/+, PERFORMANCE TEST ON PELTON


45/58

FORMULAE USED7

+ Dis#!a'".*Q

Q = %a*a&h( / a*) a +:Cd m3/s

a*)aea o" the 0!0e &m( a* =&d*/4(

a) aea o" thoat &m( a =&d/4(

)a##e5eat!o- d2e to av!t1 &m/s(

h)0ess2e d!""ee-#e !- &m(

2 T(a% !"a; *H

H =& P:*;()%&< : *;.33( /;( m'#P)0ess2e a2e ead!- &7/#m( O)) (w"' *P(

P( J 2NT? %1000>60' $WT +(, %N)' N S=,, (8 +@*, %=)'

= E::i#i"$#4 *

J %P(?P'>100

45


46/58


P)= N(KK,(=,**: =(9+(* JR/9 (8 B,/ ) %R' ) J

D/),+, (8 *,+ ==, %1' ) J

D/),+, (8 +.(/+ ==, %2' ) JT@*,

TABULATION FOR PELTON WHEEL TURBINE 6

S*(

P,99,:/:,

,/*:

P

:?-)2

V/-)G/:,

,/*:

8

)) (8

H:

T(+/H,/

H) (8


47/58

PROCEDURE

1 $,,= +., *(KK, (=,**: /+ ,, (=,**:

2 P), +., =)= 8 *,-,99/

3 C(9, +., 9-, /* 9+/+ +., =)=

4. T., 9+/+ @++(* 9.( @, ,=+ =,99, 8( 510 9,-(*9 /* +.,* ,,/9,

5 O=,* +., ,;, ;/;, 8( ,, =,99,

6 L(/ +., +@*, @ /*: +.,


48/58

E> N( 10D/+, PERFORMANCE TEST ON FRANCIS TURBINE

AIM

T( 9+ +., -.//-+,9+-9 (8 F/*-9 +@*,


1 F/*-9 +@*, -(=, 1033' ?760' )


49/58

3 P'"ss)'" ;i::"'"$#" *!

h = $%&Sm/ S'()*+ m

$,d!""ee-#e !- ma-omete ead!- &h*)h(m

Sm,S0e#!"!# av!t1 o" me#21 &*3.(

S',S0e#!"!# av!t1 o" 'ate&*(

> T(')" *T

%W1 W2' >R>: N)

= I$) P(w"' *Pi

PJ :&H %$W'

1000

,*9+ (8 O)) (w"' *P(

P( J 2NT? %1000>60' $W

T +(, %N)'N S=,, (8 +@*, %=)'

= E::i#i"$#4 *

J %P(?P'>100

4#


50/58


P)=R/9 (8 B,/ ) %R' ) J

D/),+, (8 *,+ ==, %1' ) J

D/),+, (8 +.(/+ ==, %2' ) JT@*,

TABULATION FOR FRANCIS TURBINE

S*(

P,99,:/:,

,/*:

P

:?-)2

V/-)G/:,

,/*:

8

)) (8

H:

T(+/H,/

H) (8


51/58

PROCEDURE

1' $,,= +., :, ;/*, (=,**: /+ ,, (=,**:2' P), +., =)= 8 *,-,99/

3' C(9, +., :/+, ;/;, /* 9+/+ +., =)=

4' T., 9+/+ @++(* 9.( @, ,=+ =,99, 8( 510 9,-(*9 /* +.,* ,,/9,.5' O=,* +., ,;, ;/;, 8( ,, =,99,

6' L(/ +., +@*, @ /*: +., =,),*+ 8( ;/(9 (/9

GRAPH1 D9-./:, %&' V9 E88-,*- %'

2 D9-./:, %&' V9 I*=+ =(


52/58

E> N( 11D/+, PERFORMANCE TEST ON /APLAN TURBINE

AIM

T( 9+ +., -.//-+,9+-9 (8 $/=/* +@*,


1 $/=/* +@*, -(=, 1033' ?760' )


53/58

3 P'"ss)'" ;i::"'"$#" *!

h = $%&Sm/ S'()*+ m

$,d!""ee-#e !- ma-omete ead!- &h*)h( m

Sm,S0e#!"!# av!t1 o" me#21 &*3.(

S',S0e#!"!# av!t1 o" 'ate &*(

> T(')" *T

%W1 W2' >R>: N)R /9 (8 @/, )

= I$) P(w"' *Pi

PJ :&H %$W'

1000

,*9+ (8 O)) (w"' *P(

P( J 2NT? %1000>60' $W

T +(, %N)'N S=,, (8 +@*, %=)'

= E::i#i"$#4 *

J %P(?P'>100

53


54/58


P)= R/9 (8 B,/ ) %R' ) J D/),+, (8 *,+ ==, %1' ) J

T@*, D/),+, (8 +.(/+ ==, %2' ) J

TABULATION FOR $APLAN TURBINE

S*(

P,99,:/:,

,/*:

P

:?-)2

V/-)G/:,

,/*:

8

)) (8

H:

T(+/H,/

H) (8


55/58

PROCEDURE

1' $,,= +., :, ;/*,9 (=,**: /+ ,, (=,**:

2' P), +., =)= 8 *,-,99/

3' C(9, +., :/+, ;/;, /* 9+/+ +., =)=

4' T., 9+/+ @++(* 9.( @, ,=+ =,99, 8( 510 9,-(*9 /* +.,* ,,/9,5' O=,* +., ,;, ;/;, 8( ,, =,99,

6' L(/ +., +@*, @ /*: +., =,),*+ 8( ;/(9 (/9

GRAPH

1 D9-./:, %&' V9 E88-,*- %'

2 D9-./:, %&' V9 I*=+ =(


56/58

8I8A *SAMPLE QUESTIONS

1' D,8*, 8(< ),+,92' W./+ /, +., +=,9 (8 8(< ),+,9

3' W./+ 9 +., =*-=, (8 (8-, ),+,

4' W./+ /, +., /;/*+/:,9 (8 (8-, ),+, (;, +./* 8(< ),+,9

5' W./+ 9 ;,*/-(*+/-+(*

6' W./+ 9 +., 9, (8 (+/),+,

7' W+, +., B,*(9 ,/+(* @,+


57/58

2#' G;, +.,


58/58

REFERENCES7

1 F ),-./*-9 /* M/-.*, R$B/*9/

. E*:*,,*: F ),-./*-9 $L$)/

3 F ),-./*-9 /* M/-.*, DS$)/

4 F M,-./*-9 H/-9 /* F M/-.*,9 SR/)/)+./)

5 F ),-./*-9 S+,,+, /* W,

6 F ),-./*-9 /* M/-.*, R$R/=+

7 I*+(-+(* +( F ),-./*-9 F(> M-D(*/

" F ),-./*-9 M( /* S,+.

# H/- M/-.*,9 !/:9. L/

10 F*/),*+/9 (8 C()=,99@, F(< SMY/./

Date post:	04-Jun-2018
Category:	Documents
Upload:	mayank-burman
View:	262 times
Download:	0 times

Fluid Mechanics Lab Manual 5th sem be mech

Documents