thermal engineering lab i

7/25/2019 Thermal Engineering Lab I

1/25

THERMAL ENGINEERING LABORATORY

MANUAL - I

INDEX

SL.NO. EXPERIMENT NAME

1 FLASH AND FIRE POINT OF GIVEN LUBRICATING OIL

2 VALVE TIMING DIAGRAM

3 PORT TIMING DIAGRAM

4 VISCOSITY OF LUBRICATING OIL USING REDWOODVISCOMETER

5 PERFORMANCE TEST ON FOUR STROKE PETROL ENGINEELECTRICAL LOADING

6 PERFORMANCE TEST ON TWIN CYLINDER DIESELENGINE HYDRAULIC LOADING

7 HEAT BALANCE TEST ON 4-STROKE DIESEL ENGINEWITH MECHANICAL LOADING

PERFORANCE TEST ON 4- STROKE DIESEL ENGINE WITHMECHANICAL LOADING

! HEAT BALANCE TEST ON FOUR STROKE DIESEL ENGINE

WITH ELECTRICAL LOADING

1" PERFORMANCE TEST OF MULTI CYLINDER PETROLENGIEN #MORSE TEST$


2/25

EXPT NO: 1 FLASH AND FIRE POINT OF GIVEN LUBRICATING OIL

DATE:

AIM

T% &'(')*+,' (' ./0 0,& .+)' %+,( %. (' +', /)+0(+, %+/

APPARATUS REQUIRED

18 C/''/0,& 00)0(9%', :

28 T')*%*'(')

PROCEDURE

F+// (' /'0,'& %', ;+( (' +', 0*/' %. %+/ (% (' (0,&0)& .+//+, *0) 0 ('( ./0*' 0 %)( &+(0,' %') (' ).0' %. (' %+/=

( (' ./0*' %/& ,%( (% (' %+/8 W0( .%) 0,> ./0 ;+( ./+ .)' 0%) 0/%,' + /'.( %') (' ).0' %. (' %+/8

C%,(+,' (' )%' %. '0(+, 0,& 0/> (' ('( ./0*' 0( '')> 2 &' C )+' +, ('

('*')0()' .)%* (' .+)( ./0 (+// >% '0) (' '0< ./+


3/25

OBSERVATION TABLE

OIL SAMPLE

S.No Tempera!re

T"#C$

F%a&' po() F(re po()

RESULT

T' ./0 0,& .+)' %+,( ('( %, C/''/0,& O', C 00)0( ;0 %,&('& 0,&)'/( ;')' 0 .%//%;

O+/ 0*/' @

F/0 %+,( @

F+)' %+,( @


4/25

EXPT NO: * VALVE TIMING DIAGRAM

DATE:

AIM

T% (&> (' ( '(+%, %. 0 +', 4- ()%


5/25

OBSERVATION TABLE

C+)*.')',' %. ./>;''/ @ 123 *

S.No Po&((o) o+ 'e Por Po&((o) +rom

,ea, -e)re

D(&a)-e +rom

,ea, -e)re

A)%e ma,e

/(' ,ea,

-e)re

1 I,/'( 0/' %',+, A.(') TDC

2 E?0( 0/' /%+, A.(') TDC

3 I,/'( 0/' /%+, A.(') BDC

4 E?0( 0/' %',+, B'.%)' BDC

A*+, (' ',+,' (% ), 0( 15"" )*

A,/' +, &')''@ C)'& &+(0,' C+)*.')',' %. ./>;''/ ? 36"

RESULT

T (' 0/' (+*+, &+0)0* .%) +', 4 ()%


6/25

EXPT NO: 0 PORT TIMING DIAGRAM

DATE:

AIM

T% (&> (' ( '(+%, %. 0 +', 2- ()% %')'& > (' +(%, + *0);''/ +, /%


7/25

OBSERVATION TABLE

C+)*.')',' %. ./> ;''/@ 51 *

S8N% P%+(+%, %. (' P%)( P%+(+%, .)%*

D'0& ',()'

D+(0,' .)%*

D'0& ',()'

A,/' *0&'

;+( D'0&

',()'

1 E?0( %)( /%+, A.(') BDC

2 E?0( %)( %',+, B'.%)' BDC

3 T)0,.') %)( /%+, A.(') BDC

4 T)0,.') %)( %',+, B'.%)' BDC

A*+, (' ',+,' (% ), 0( 2""" )*

A,/' +, &')''@ C)'& &+(0,' C+)*.')',' %. ./>;''/ ? 36"

RESULT

T (' %)( (+*+, &+0)0* .%) +', 2 ()%


8/25

EXPT NO: VISCOSIT2 OF LUBRICATING OIL USING RED3OOD

VISCOMETERDATE:

AIM

T% .+,& %( (' )'/0(+' +%+(>= %. 0, %+/+, REDWOOD VISCOMETER 0,& (&> (' 0)+0(+%, %. +%+(> ;+( 0,' +,

('*')0()'

APPARATUS REQUIRED

18 R'&;%%& +%*'(')28 T')*%*'(')

38 S(% ;0(

48 F/0<

FORMULAE USED

D',+(> %. %+/ 0( ('( ('*')0()'= T @ ) "8"""639T-T): *

K+,'*0(+ +%+(> @ A(-B( C',(+(% @ T C',(+(% %. %+/ 0( )%%* ('*')0()' 9*:

T @ T'( ('*')0()' 9C:

T )@R%%* ('*')0()' 9C:

( @ R'&;%%& '%,& +8'8= (+*' (0


9/25

L''/ (' +,()*',( +, 0 +)+( /''/ 0,& /' )';8

I,')( (' (')*%*'(') +, (' %/&')8

P/0' (' (0,&0)& 5" */ ./0< J( '/%; (' %)+.+'8 A&J( (' ./0< % (0( %+/ ()'0*

()+ ;+(+, ON (' '0(') 0,& (+) (' ;0(') %,(+,%/>8

T08

S(% (' ;0( ;', (' /%;') *',+ %. (' %+/ J( %*' (% (' 5" */ *0)< +, ('

./0< 0,& ,%(' (' (+*' (0=

9',(+(%

9',(+%+':

GRAPH

T'*')0()' V R'&;%%& '%,&T'*')0()' V K+,'*0(+ +%+(>

T'*')0()' V A%/(' +%+(>

RESULT

T' +%+(> ('( %, 0 )'&;%%& +%*'(') ;0 %,&('& 0,& (' )'/( ;')'

%;, +, )08


10/25

EXPT NO: 4 PERFORMANCE TEST ON FOUR STRO5E PETROL ENGINE

ELECTRICAL LOADINGDATE:

AIM

T% %,&( ').%)*0,' ('( 0,& (% &)0; )' %. 1 HP= M'0,+0/ )0/+,&') '()%/ ',+,'28 S(% ;0(

38 E/'()+ / ;+( ;+(+, 0))0,'*',(

SPECIFICATION9P'()%/ E,+,':

M0 25"F'/ %+/ P'()%/

S'+.+ G)0+(> "874

C0/%)+.+ 0/' 12""" K0/


11/25

OBSERVATION TABLE

S8N%

L%0&A/+'&

9W0((:

V%/(*'('))'0&+,

9V%/(:

A**'('))'0&+,

9A*:

T+*'(0


12/25

48 I8P V BP 9I,&+0('& %;') V B)08

E,)' (0( (')' + ,% /%0& %, ',+,'8

F'/ * + )+*'&8

D'%*)'+%, /'') + )''& .%) '0> )0,


13/25

T' ',+,' + (0)('& )%(0(+, (' )0,< > *'0, %. 0,& )0,< /'')8

A.(') (' ',+,' + > (),+, 0,& ;''/ %. ('

>&)0/+ &>,0*%*'(')8

N%(' (' )'0&+,8

T' ',+,' + (%'& 0.(') )'*%+, (' /%0&= > ((+, %. (' .'/ />8

OBSERVATION TABLE7 I

S8N% L%0& 9;:

K

T+*' (0


14/25

S'+.+0(+%, F'/ %,*(+%, @ F BP 9K8 K;:

I,&+0('& %;') 9IP: @ BP FP 9K;:

M'0,+0/ '..++',> @ 9BPIP: ? 1""

F'/ %;') @ F'/ %,*(+%, ? C0/%)+.+ 0/'

B)0 9 B8T8E: @ 9BP FP: ? 1""

I,&+0('& (')*0/ '..++',> 9 I8T8E: @ 9IPFP: ? 1""

GRAPH

18 F V BP 9F'/ C%,*(+%, V B)0


15/25

EXPT NO: 8 HEAT BALANCE TEST ON 7STRO5E DIESEL ENGINE 3ITH

MECHANICAL LOADINGDATE:

AIM

T% %,&( 0 '0& 0/0,' ('( %, 4-()%


16/25

H'0( 0))+'& 0;0> > (' %%/+, ;0(') @ *CW CP9T% T+: KW

W')'=

*CW M0 %. %%/+, ;0(') +, K

CP S'+.+ '0( 00+(> 0( %%/+, ;0(') +, KKQ K

T" O(/'( ('*')0()'

T+, I,/'( ('*')0()'

H'0( 0))+'& > '?0( 0 ' @ *egC9T'- T): KW

*' @ *0 *

*0 @ 0? 0@ C&8

0 @ PRT0

W')'=

C S'+.+ '0( .%) '?0( 0 KQK KP A(*%')' )')' @ 18"1325 ? 1"5

R U,+')0/ 0 %,(0,( @ 27 QK K

T0 A(*%')' ('*')0()' 9%): )%%*C& "862

&% O)+.+' 0)'0 &2 4 @ 38142 ? 1"-4

& D+0*'(') %. (' %)+.+'; D',+(> %. 0+) @ 18165

; D+..')',' '(;'', *0,%*'(') )'0&+, 91- 2: *

U,0%,(0/' /% @ F'/ %;') #BP H'0( %. %%/+, ;0(') H'0( %. '?0( 0$

OBSERVATION TABLE 7 I

S8

N%

L%0& 9K: S''& +,

)*

T+*' (0


17/25

? 1"-4 K 9K;: 0;0> >

%%/+,;0(')

0;0> >

(''?0(

0

/%

K; K; K; K;

PROCEDURE

F+)( (' .'/ /> ;0(') +)/0(+%, +, (' ;0(') >('* 0,& /)+0(+%, %+/ +, (' *

+ ;+('& %,8 T' ',+,' + (0)('& 0,& 0//%;'& (% ), 0( ''& .)% .'; *+,('8

G)0&0//> (% ',+,' + /%0&'& > *'0,+* . ',0/' )0


18/25

EXPT NO: 9 PERFORANCE TEST ON 7 STRO5E DIESEL ENGINE 3ITH

MECHANICAL LOADINGDATE:

AIM

T% %,&( 0 ').%)*0,' ('( %, 4 ()% 1433

S''& 65" )*C%*)'%) )0(+% 161

F'/ H+ ''& &+''/

C0/%)+.+ 0/' 45346 KQK

S'+.+ )0+(> %. .'/ "8275

FORMULA

B)0


19/25

F)+(+%,0/ %;') FP 9F)%* )0 .%) FC V BP:

I,&+0('& %;') IP @ BP FP

M'0,+0/ '..++',> 9 *' :@ 9BP IP : ? 1""

F'/ %;') @ F'/ %,*(+%, ? C

B)0 9B8T8E : @ 9BP FP: ? 1""

I,&+0('& (')*0/ '..++',> 9I8T8E : @ 9IP FP: ? 1""

OBSERVATION TABLE I

S/8N%8 L%0& T+*' (0 ;0(') +)/0(+%, +, ;0(') >('* 0,& /)+0(+%, %+/ +, (' +

;+('& %,8

T' ',+,' + (0)('& 0,& 0//%;'& (% ), 0( +&'0/ ''& .%) .'; *+,('8

G)0&0//> (% ',+,' + /%0&'& > *'0,+* %. ',0/' )0


20/25

RESULT

T (' ').%)*0,' )' %, 4- ()%


21/25

V V%/(*'(') +, V%/(

I A**'(') R'0&+, +, 0*

F'/ C%,*(+%, 9FC: @ #9"8 ? 1": 9( ? 1"":$ +, K

W')'=( T+*' (0 %. 0+) 918165:

C& C%-'..++',( %. &+0)' %. %)+.+' @ "862

0%0)'0 %. %)+.+' @ &24

0@ 9; ;: 0 +, *


22/25

;D',+(> %. ;0(') @ 1""" K*3

; M0,%*'(') )'0&+, 91 2: ? 1"-2 *

A'/')0(+%, &' (% )0+(>

C'S'+.+ '0( %. '?0( 0 @ 1 KQK K

T)R%%* ('*')0()' +, K

%. /% &' (% '?0( 0 @ 94 +,: ? 1""

U,0%,('& /% 9: @ T%(0/ '0( +,( H'0( +,( .%) BP H'0( +,( .%) FP H'0( /%

&' (% %%/+, ;0(') H'0( /% &' (% '?0( 0

%. U,0%,('& /% @ 9+,: ? 1""

OBSERVATION TABLE 7 I

S/8N%8 V%/(

*'('))'0&+,

9V:

A**'(')

)'0&+,9A:

T+*' (0


23/25

N%(' (' .%//%;+, )'0&+,

90:8 S''&9:8 V%/(*'(') A**'(') )'0&+,

9:8 T+*' (0&)0/+ &>,0*%*'(')

D>,0*%*'(') %,(0,( 2"""

FORMULA USED

M0?+** /%0&= W*0? @ 9BP ? 2""": 9N ? "8736: +, K


24/25

W')'=

BPB)0/+,&') 1= IP1 @ BP BP1+, K;

I,&+0('& %;') %, >/+,&') 2= IP2 @ BP BP2+, K;

I,&+0('& %;') %, >/+,&') 3= IP3 @ BP BP3+, K;

I,&+0('& %;') %, >/+,&') 4= IP4 @ BP BP4+, K;

T%(0/ +,&+0('& %;') IN @ IP1 IP2 IP3 IP4 +, K;

F)+(+%,0/ %;') FP @ IP BP +, K;

M'0,+0/ '..++',> *' @ 9BP IP: ? 1""

OBSERVATION TABLE

S/8N%8 C%,&+(+%, D>,0*%*'(') /%0&9;: +, K

P%;') %(( BP9K;:

PROCEDURE:

C'< (' /)+0(+%, %+/ /''/= .'/ /''/= %%/+, ;0(') >('* 0,& 0((')> (')*+,0/

'.%)' (0)(+,8

S(0)( (' ',+,' 0,& 0//%; +( (% ), .%) 0%( 1" *+,(' 0( (' )0('& ''& (% ;0)* 8

L%0& (' ',+,' 0( .// /%0& *0+,(0+, (' ''& 0( )0('& )* +8'815"" )* > 0&J(+, ('

()%((/' 0,& &>,0*%*'(') /%0&+, ;''/8

A//%; (' ',+,' (% (0+/+' .%) .'; *+,('8

C(-%.. +,+(+%, (% >/+,&') 1 > /+.(+, (' )''(+' ;+(8


25/25

B'+, (' ',+,' 00+, (% )0(' ''& > )'&+, (' /%0& %, &>,0*%*'(')= ()%((/'

%+(+%, %/& ,%( ' 0,'& %, 0,> 0%,(8 N%(' (' &>,0*%*'(') )'0&+,8

R'(%)' +,+(+%, (% >/+,&') 1 > /%+, (' ;+(8

R''0( (' )%'&)' .%) >/+,&') 2= 3 48

RESULT

T' M%)' ('( ;0 %,&('& %, 0 */(+ >/+,&') '()%/ ',+,' 0,& (' ').%)*0,'

0)0(')+(+ ;')' .%,&8

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