i.c engines lab

8/17/2019 I.C Engines Lab

1/24

SATHYABAMA UNIVERSITY(Established under section 3 of U! Act "#$%&

Accredited 'ith B rade b) NA!!

*E++IAAR NAAR, !HENNAI - %.. ""#/

0E+ARTMENT 12 ME!HANI!A ENINEERIN

I! ENINES AB MANUA

IST 12 E4+ERIMENTS5

1. PERFORMANCE TEST ON CONSTANT SPEED ENGINE

2. VALVE TIMING DIAGRAM

3. PORT TIMING DIAGRAM

4. OPTIMUM COOLING TEST

5. FRICTIONAL POWER BY RETARDATION TEST

6. HEAT BALANCE SHEET

7. MORSE TEST ON MULTI CYLINDER PETROL ENGINE

1


2/24

+ER21RMAN!E TEST 1N !1NSTANT S+EE0 ENINE0ETERMINATI1N 12 2RI!TI1N +16ER BY

+ER21RMAN!E TEST

AIM5

To o!"#$ % &'()o(*%!' $'+$ o! % o!+$%!$ +&''" '!,-!' %!" $o )-!" $'

*'%!-%/ '))--'!0 #+-!, !',%$-' o(+' &o'( *'$o"

INTR10U!TI1N5

T' '&'(-*'!$ -+ o!"#$'" o! % "-'+'/ '!,-!' o) $' )o//o-!, +&'-)-%$-o!+.

M%' FIELD MARSHAL

T0&' V'($-%/ A#$o*%$- Go'(!-!,

Lo%"-!, M'%!-%/ (%'

B(%' S&''" 4.476 W

R%$'" S&''" 658 (&*

Bo(' 114.3 **

S$(o' 139.7 **

R%"-#+ o) $' (%' "(#* 28 CMT' '!'(,0 +#&&/-'" $o $' '!,-!' -+ 0 %0 o) #(!-!, $' )#'/. T' $'(*%/

'!'(,0 ,'!'(%$'" -+ !o! %+ $' %/o(-)- %/#' o) $' )#'/. A &%($ o) $-+ '!'(,0

%/o!' ,'$ o!'($'" -! $o *'%!-%/ &o'( o) $' &-+$o! *o'*'!$: !o! %+

-!"-%$'" &o'( ;IP


3/24

T1 2IN0 THE 2RI!TI1NA +16ER 72+8

A #(' -+ "(%! '$''! TFC o! Y %-+ %!" BP o! = %-+. A $%!,'!$ -+ "(%!

$o $' #(' %!" '$'!"'" $o *''$ $' = %-+. T' !',%$-' "-+$%!' )(o* $' o(-,-! -+FP. T' FP %(-'+ -$ +&''". S-!' $' '&'(-*'!$ -+ "o!' %$ % o!+$%!$ +&''": FP -+

o!+$%!$ )o( %// /o%"+.

T' )o//o-!, %/#/%$-o!+ %(' *%"' )(o* $' %o' +'$ o) o+'(%$-o!+ )o( E%

&%($-#/%( /o%".

1. To(>#' %&&/-'" o! $' E!,-!' T? @W1W2 9.1 RN*

R%"-#+ o) (%' "(#* @R ? 28 CM

N ? 658 (&*

2. B(%' &o'( @B.P ? 7W188868

DNT2

x

3. To$%/ )#'/ o!+#*&$-o! @TFC ?28

t SP ,(%-$0 o) "-'+'/

1888

3688 ,(

SP. ,(%-$0 o) "-'+'/ ? 8.3

4. S&'-)- )#'/ o!+#*&$-o! @SFC ? BP

TFC ,(.

5. F-!" o#$ F(-$-o! &o'( $(o#, ,(%& FP -! W

6. I!"-%$'" &o'( IP -! W ? @BP FP

7. M'%!-%/ '))--'!0 ? IP

BP 188

. H'%$ -!$ 0 )#'/ $o $' '!,-!' -! o!' +'o!"

@HI ?6868 X

TFC C.V -! W

W'(' C.V ? C%/o(-)- %/#' o) )#'/ ? 43:888 ,.

9. B(%' $o(*%/ '))--'!0 ? I H

BP

. 188

3


4/24

18. I!"-%$'" $'(*%/ '))--'!0 ? I H

P I

.

. 188

11. I!"-%$'" M'%! E))'$-' P('++#('

IMEP ?2-!7NE*

NLA

7 68!I.P

W'('

I.P -!

! ? 2 )o( 4 +$(o' E!,-!' !?2

! ? 1 )o( 2 +$(o' E!,-!' ?1

? No o) 0/-!"'(

@A A('% o) &-+$o! ? π"4 '(' "?114.3**

L ? L'!,$ o) +$(o' ? 139.7**

N ? E!,-!' (#!!-!, +&''" 658 (&*

12. B(%' M'%! E))'$-' &('++#(' BMEP ?2-!7NE*

NLA

7 68!B.P

'('

B.P -!

T' %o' o+'(%$-o!+ %!" %/#/%$-o! &%(%*'$'(+ %(' P#$ -! % &(o&'( T%#/%(

Co/#*!.

TABUAR !1UMN

S/

No/

oad on Han9er

(6"& in (:9&

S;rin9 Balance

oad (6


5/24

RA+HS5

T' )o//o-!, ,(%&+ %(' "(%!

1. B.P V+. TFC

2. B& V+ SFC

3. B& V+ M'. '))--'!0

4. B& V+ BTE

5. BP V+ ITE

RESUT5

T' &'()o(*%!' o) $' o!+$%!$ +&''" E!,-!' -! "'$'(*-!'".

5


6/24

VAVE TIMIN 0IARAM - @ STR1:E 0IESE ENINE

AIM5

To "(% $' $'o('$-%/ %!" '&'(-*'!$%/ %/' $-*-!, "-%,(%* o) $' 4 +$(o'D-'+'/ E!,-!'.

INTR10U!TI1N

T' '&'(-*'!$ -+ o!"#$'" o! % ('"#'" +%/'" *o"'/ o) % 4 +$(o' '($-%/

"-'+'/ '!,-!'. T' '&'(-*'!$ %-*+ $o ('&('+'!$ "-%,(%**%$-%//0 $' +'>#'!' o)

o&'(%$-o!+ o) $' -!/'$ %/': '%#+$ %/' %!" $' )#'/ -!'$-o! -$ ('+&'$ $o $'

(%! %!,/' o) $' '!,-!'. T#+ %/' $-*-!, -+ $' (',#/%$-o! o) $' &o-!$+ -! $'

$'(*o"0!%*- 0/' o) $' '!,-!' %$ - %/'+ %(' +'$ $o o&'! %!" /o+'.

T' -"'%/: $'o('$-%/: +'>#'!' o) o&'(%$-o! )o( % 4 +$(o' C.I '!,-!' -+ %+

)o//o+.

"/ Suction Stroe

T' -!/'$ %/' o&'!+ %!" %-( %/o!' -+ -!"#$'" -! $o $' 0/-!"'( %+ $' &-+$o!

*o'+ "o! )(o* $' $o& "'%" '!$(' @TDC $o%("+ $' o$$o* "'%" '!$(' @BDC.T' '%#+$ %/' -+ '&$ /o+'" $(o#, o#$ $' &(o'++.

;ression Stroe

T' -!/'$ %!" '%#+$ %/'+ %(' '&$ /o+'" %!" $' &-+$o! *o'+ #& )(o* $'

BDC $o%("+ $' TDC: $'('0 o*&('++-!, $' %-(: %o("-!, $o $' o*&('++-o!

(%$-o o) $' '!,-!'. Co*&('++-o! (%$-o @C.R -+ $' (%$-o o) $' *%-*#* 0/-!"'(

o/#*' $o $' *-!-*#* 0/-!"'( o/#*' -! % $'(*o"0!%*-' 0/' o) $' '!,-!'. I!

C.I '!,-!' @',: "-'+'/ '!,-!' $' o*&('++-o! (%$-o -+ -! '$''! 121 $o 221.

3/ E;ansion stroe or 'orin9 stroe or ;o'er stroe

Bo$ %/'+ ('*%-! /o+'" "#(-!, $-+ +$(o'. T' &-+$o! -+ %$ $' TDC. F#'/

-!'$-o! -! $o $' 0/-!"'( +$%($+ %$ $' ',-!!-!, o) $' '&%!+-o! +$(o'. D#' $o $'

-, o*&('++-o! (%$-o: $' $'*&'(%$#(' %$ $' '!" o) $' o*&('++-o! +$(o' -+

+#))--'!$ $o -,!-$' $' )#'/ - o*'+ $(o#, $' )#'/ -!'$o(

6


7/24

A (%&-" '&/o+-o! $%'+ #+$ %)$'( $' -,!-$-o! o) $' )#'/. E&%!+-o! o) $' o$

,%+'+ )o//o+: +-!, $' &-+$o! "o! $o BDC. I$ -+ -! $-+ +$(o' $%$ $' #+')#/ o(

-+ o$%-!'" )(o* $' '!,-!'.

@/ Ehaust stroe

T' '%#+$ %/' ('*%-! o&'! %!" $' -!/'$ %/' ('*%-! /o+'" -! $-+ +$(o'.

T' &-+$o! *o'+ #& )(o* $' BDC $o%("+ $' TDC: +-!, o)) $' '&%!"'" o$

,%+'+ o#$ o) $' 0/-!"'( $(o#, $' '%#+$ %/'.

A)$'( $' o*&/'$-o! o) $' '%#+$ +$(o': $' 0/' ('&'%$+.

T' '!'(,0 )(o* $' &o'( +$(o' -+ +$o('" -! $' )/0 ''/: - -! $#(!

'!'(,-J'+ $' &-+$o! )o( $' o$'( 3 +$(o'+. T'o('$-%/ %/' $-*-!, "'$%-/+

1.IVO %$ TDC "#(-!, $' +$%($ o) +#$-o! +$(o'

2.IVC %$ BDC "#(-!, $' +$%($ o) o*&('++-o! +$(o'

3.F/ %$ TDC "#(-!, $' +$%($ o) $' '&%!+-o! +$(o'

4.EVO %$ BDC "#(-!, $' +$%($ o) $' '%#+$ +$(o'

5.EVC %$ TDC "#(-!, $' o*&/'$-o! o) $' '%#+$ +$(o'

T' %$#%/ %/' $-*-!, "'$%-/+ %(' "-))'('!$ )(o* $' $'o('$-%/ o!' )o( $'

)o//o-!, ('%+o!+.

"/ Mechanical factor

T' %/'+ %(' o&'!'" %!" /o+'" 0 +o*' *'%!-+*+ o+' ,oo" "'+-,!

-!"#'+ ,(%"#%/ o&'!-!, %!" /o+-!, %$ $'*.

ic factor

T' %-( )/o IN %!" $' ,%+ )/o OUT -!o/'+ ,%+ "0!%*- '))'$+ -

-!"#'+ % ,(%"#%/ o&'!-!, %!" /o+-!, o) $' %/'+.

T0&-%/ %$#%/ %/' $-*-!, "'$%-/+ o) % 4 +$(o' "-'+'/ '!,-!' -+ %+ )o//o+

1.IVO 15 "', ')o(' TDC "#(-!, $' '!" o) $' '%#+$ +$(o'

2.IVC 25 "', %)$'( BDC "#(-!, ',-!!-!, o) $' o*&('++-o! +$(o'

3.FIS 15 "', ')o(' TDC "#(-!, $' '!" o) $' o*&('++-o! +$(o'

7


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4.EVO 35 "', ')o(' BDC "#(-!, $' '!" o) $' &o'( +$(o'

5.EVC 12 "', %)$'( TDC "#(-!, $' ',-!!-!, o) $' +#$-o! +$(o'

IVO I!/'$ V%/' O&'!+

IVC I!$'/ V%/' C/o+'+

EVO E%#+$ V%/' O&'!+

EVC E%#+$ V%/' C/o+'+

FIS F#'/ I!'$-o! S$%($+

+R1!E0URE5

T' )/0''/ o) $' *o"'/ -+ (o$%$'"$-// $' &-+$o!: ('%'+ $' BDC. T'

/o'( *o+$ &o($-o! o) $' )/0 ''/ %!" $' o(('+&o!"-!, &o($-o! o) $' %+' o) $'*o"'/ -+ &(o&'(/0 *%('" -$ % %/ &-''. T' $o$%/ /'!,$ o) $' -(#*)'('!' o)

$' )/0''/ o#$'( (-* -+ *'%+#('" 0 % $('%". T-+ /'!,$ KC o(('+&o!"+ $o 368 o)

)/0''/ (o$%$-o!. T' )/0''/ -+ (o$%$'" $-// &-+$o! ('%'+ TDC %!" $'! $' (-* -+

*%('". T' )/0''/ -+ $'! $%'! % $o $' BDC )o( $' +#$-o! +$(o' %!" $'

&o-!$ %$ - $' IVC -+ *%('" o! $' (-* o) $' )/0''/. S-*-/%(/0 $' )/0''/ -+

(o$%$'" $(o#, %// $' 3 ('*%-!-!, +$(o'+ %!" $' %/' o&'!-!,+: /o+-!,+ %!" )#'/

-!'$-o! %(' &(o&'(/0 *%('" o! $' )/0''/ (-*. T' o//'$'" "'$%-/+ %(' $'!

"'&-$'" $(o#, $' %/' $-*-!, "-%,(%*.

TABUAR !1UMN

ValCe 1;enin9 ?

!losin9 +osition0istance (c>&

An9le D (0istance ? !ircu>ference of

fl)'heel& 43%.

IVO B')o(' TDC

IVO A)$'( BDC

EVO B')o(' BDC

EVC A)$'( TDC

C-(#*)'('!' o) )/0''/ ? 122 *

RESUT

T' $'o('$-%/ %!" '&'(-*'!$%/ %/' $-*-!, "-%,(%* o) $' 4 +$(o' D-'+'/

E!,-!' -+ D(%!.


9/24

+1RT TIMIN 0IARAM - < STR1:E +ETR1 ENINE

AIM

To "(% $' $'o('$-%/ %!" '&'(-*'!$%/ &o($ $-*-!, D-%,(%* o) $' 2 +$(o'

P'$(o/ E!,-!'.

INTR10U!TI1N

T' '&'(-*'!$ -+ o!"#$'" -! % ('"#'" +%/'" *o"'/ o) % 2 +$(o' '($-%/

&'$(o/ '!,-!'. T' %-* -+ $o ('&('+'!$ "-%,(%**%$-%//0 $' +'>#'!' o) o&'(%$-o! o)

$' -!/'$ &o($: '%#+$ &o($: $(%!+)'( &o($: %!" $' +&%( $-*-!, -$ ('+&'$ $o $'

(%! %!,/' o) $' '!,-!'.

I! 2 +$(o' '!,-!'+: $' $'(*o"0!%*- 0/' -+ o*&/'$'" -! 2 +$(o'+ o) $'

&-+$o! $(o#, o!' ('o/#$-o! o) $' (%! o( )/0''/

T' -"'%/ $'o('$-%/ +'>#'!' o) o&'(%$-o! )o( % 2 +$(o' S.I '!,-!' @',. &'$(o/

'!,-!' o) $' (%! %+' +%'!,'( $0&' -+ %+ )o//o+.

"/ !o>;ression stroe

P-+$o! +$%($+ *o-!, #& )(o* $' BDC $o%("+ $' TDC o*&('++-!, $'

%(,' o) &'$(o/ %!" %-(: -! $' o*#+$-o! %*'(. D#(-!, $' o*&('++-o! +$(o' %+

$' &-+$o! *o'+ #& )(o* BDC $' &('++#(' o) )('+ %(,' -! $' (%! %+'

"'('%+'+ %!" %)$'( +o*' )#($'( #&%(" *o'*'!$ o) $' &-+$o!: $' -!/'$ &o($ ,'$+

#!o'('" 0 $' &-+$o!.

T#+ $' )('+ %(,' )(o* $' %(#('$o( (#+'+ -! $o $' (%! %+'. A$ $'

'!" o) $' o*&('++-o! +$(o' +&%( ,'$+ &(o"#'" %$ $' +&%( &/#, '/'$(o"'. T#+-,!-$-!, $' %(,' )o( %! '&/o+-o! %!" $' o!+'>#'!$ '&%!+-o! o) $' ,%+'+

+-!, "o! $' &-+$o! -! $' &o'( +$(o'.


10/24


11/24

5.TDC '!" o) o*&('++-o! +$(o'.

6.IPC 58 "',('' %)$'( TDC.

7.EPO 78 "',('' ')o(' BDC '&%!"'" ,%+'+ +$%($ +-!, o#$ o) $' 0/-!"'(.

.TPO 68 "',('' ')o(' BDC )('+ %(,' +$%($ '!$'(-!, $' o*#+$-o! %*'(

+&%'.

T' o//'$'" "'$%-/+ %(' $'! "'&-$'" $(o#, &(o&'( &o($ $-*-!, "-%,(%*.

TABUAR !1UMN

+ort 1;enin9? !losin9

+osition0istance (c>& An9le

IPO B')o(' TDC

IPC A)$'( TDC

EPO B')o(' BDC

EPC A)$'( BDC

TPO B')o(' BDC

TPC A)$'( BDC

A!,/' ? flywheel of nceCircumfere

measured ce Dis $%! 368

C-(#*)'('!' o) )/0''/ ? 62 *

RESUT

T' $'o('$-%/ %!" '&'(-*'!$%/ &o($ $-*-!, "-%,(%* o) $' 2 +$(o' P'$(o/ E!,-!'

-+ "(%!.

1+TIMUM !11IN TEST

11


12/24

AIM

To )-!" $' o&$-*#* oo/-!, %$'( )/o (%$' )(o* $' ,-'! "-'+'/ '!,-!'.

A++ARATUS

S&(-!, B%/%!': M'%+#(-!, %(: S$o& %$.

S+E!I2I!ATI1N

M%' Co*'$

T0&' V'($-%/ A#$o*%$- E!,-!'

Lo%"-!, M'%!-%/ B(%'

Po'( 3.7 W

S&''" 1588 (&*

Bo(' *

S$(o' 11 *

R%"-#+ %$ B(%' "(#* 16.75 *

+R1!E0URE

T' E!,-!' -+ +$%($'" %!" (#!+ %$ (%$'" +&''" %$ 1588 (&*. T' /o%" %!" +&(-!,

%/%!' ('%"-!, %(' !o$'". T' /-!' $%'! )o( 28 o) )#'/ o!+#*&$-o! %!" $-*' $%'! )o( )/o o) %$'( -! !o$'" +%*' &(o'"#(' -+ ('&'%$'" )o( "-))'('!$ %/#'+ %!" %/#/%$-o!+

%(' "o!'.

TABUAR !1UMN

Sl/

No/

Net oad on

En9ine 6"6


13/24

A*o#!$ o) %$'( o//'$'" ? 7,E( $

6868

TFC ? $

28

+&'-)- ,(%-$0 o) D-'+'/ 7,E( 1888

3688

RESUT

T#+ $' o&$-*#* oo/-!, %$'( )/o (%$' )o( ,-'! 4 +$(o' D-'+'/ E!,-!' %+

)o#!" o#$.

13


14/24

2RI!TI1NA +16ER BY RETAR0ATI1N TEST

AIM5

To o!"#$ ('$%("%$-o! $'+$ o! $' &'$(o/ '!,-!' $o "'$'(*-!' F(-$-o!%/ Po'(

$o '!,-!'.

S+E!I2I!ATI1NS 12 THE ENINE

M%' V'',%/

No. o) 0/-!"'(+ ONE

Coo/-!, +0+$'* A-(

Lo%"-!, E/'$(-%/ B(%'

T0&' V'($-%/: C'!$(-)#,%/ Go'(!-!,.

INTR10U!TI1N5

I! $' ('$%("%$-o! $'+$: $' '!,-!' -+ (#! )(o* o#$+-"' 0 %! '/'$(-%/ *o$o(.

E% +&''" ,-'+ $' )(-$-o!%/ &o'( o) $' '!,-!'. T' )#'/ +#&&/0 -+ #$ o)) "#(-!,

$' $'+$.

+R1!E0URE5

1. C#$o)) '!,-!' )#'/ +#&&/0.

2. T'+$ &('&%(%$-o! %(' +o &/%!!'" $%$ $' $'+$ $-*' -+ o!/0 % )' *-!#$'+ $o %o-"

o'( '%$-!, o) $' 0/-!"'( &-+$o!.

3. S-$ o! $' +-$ No.2 %!" $' !-)' +-$ No.2

4. A"#+$ $' ('o+$%$ #!$-/ $' D.C. *%-!' +&''" -+ 14O8 (&*.

5. No$' "o! $' )o//o-!, o+'(%$-o!+ !%*'/0: -J.: +&''": Vo/$*'$'( ('%"-!,

%!" %**'$'( ('%"-!,.

T' )(-$-o!%/ &o'( -+ $'! V A1888.

6. T' '&'(-*'!$ -+ ('&'%$'" )o( %(-o#+ +&''"+ $%$ %(' /o'( $%! 1488 (&*.

TABUAR !1UMN

6ITH S+AR: +U

Sl/ No/ S;eed in R+M V (Volts& A (A>;s& 2/+ (6atts&

1.

2.

3.

14


15/24

4.

6ITH1UT S+AR: +U

Sl/ No/ S;eed in R+M V (Volts& A (A>;s& 2/+ (6atts&

1.

2.

3.

4.

RESUT5

T' ('$%("%$-o! $'+$ o! $' &'$(o/ '!,-!' %+ o!"#$'" %!" $' )(-$-o!%/

&o'(+ $o $' '!,-!' %$ %(-o#+ +&''"+ '(' "'$'(*-!'".

15


16/24

HEAT BAAN!E TESTI/ BY AIR216 MEASUREMENT

II/ BY E4HAUST AS !A1RIMETER

INTR10U!TI1N5

T' '&'(-*'!$ -+ o!"#$'" o! % 4 +$(o' "-'+'/ '!,-!'. T' %-* -+ $o )-!" o#$ $'

'%$ '&'!"-$#(' -! $' '!,-!' -! $'(*+ o) $' )o//o-!,.

1. H'%$ -!$ &'( +'o!" HI

2. H'%$ '>#-%/'!$ o) #+')#/ o( "o!' HUE

3. H'%$ %((-'" 0 '!,-!' oo/-!, %$'( HW

4. H'%$ %((-'" %%0 0 '%#+$ ,%+'+ HG

5. H'%$ #!%o#!$'" /o++'+ HUN

ENINE S+E!I2I!ATI1NS

M%' R#+$o!

Coo/-!, +0+$'* W%$'(

No. o) 0/-!"'(+ o!'.

Lo%"-!, M'%!-%/ B(%'

No. o) +$(o' Fo#(

T0&' Ho(-Jo!$%/: M%!#%/ ,o'(!-!,

R%$'" +&''" V%(-%/'

B(%' &o'( 3.7 W

Bo(' 18. *

S$(o' 28*

R%"-#+ o) (%' "(#* 24 *.

+R1!E0URE5

1.C' )#'/ +#&&/0: oo/-!, %$'( +#&&/0: %!" /#(-%$-o! o-/ /''/.

2.O&'! $' )#'/ /-!' %!" +$%($ $' '!,-!' 0 (%!-!,.

3.T' '&'(-*'!$ -+ o!"#$'" )o( $' )o//o-!, /o%"+. /'(o

/o%" 2 14 /o%". 3 12 /o%" 4 34 /o%" 5 F#// /o%".

16


17/24

1BSERVATI1NS5

T' )o//o-!, ('%"-!,+ %(' $%'! )o( '% /o%"-!, o) $' '!,-!'.

1. T-*' $ +' )o( 28 o) )#'/ o!+#*&$-o!2. E!,-!' +&''" @NRPM

3. Lo%" o! (%' "(#* -! ,

4. S&(-!, %/%!' /o%" -! ,

5. M%!o*'$'( ('%"-!, @2/ -! *

6. E!,-!' oo/-!, %$'( -!/'$ $'*& T/C

7. E!,-!' oo/-!, %$'( o#/'$ $'*&.T2C

. E!,-!' oo/-!, %$'( *%++ )/o (%$' */ ,+

9. E%#+$ ,%+ $'*&: %$ %/o(-*'$'( -!/'$ T3C18. E%#+$ ,%+ $'*&: %$ %/o(-*'$'( o#$/'$ T4C

11. W%$'( $'*&: %$ %/o(-*'$'( -!/'$ T5C

12. W%$'( $'*&: %$ %/o(-*'$'( o#$/'$ T6C

13. E!,-!'. E%#+$ G%+ I!/'$ T'*&'(%$#(' @(oo* $'*&'(%$#(' T7C

14. E!,-!' E%#+$ G%+ O#$/'$ T'*&'(%$#(' TC

15. W%$'( )/o (%$' $(o#, %/o(-*'$'( *2 ,+'.

A +#-$%/' $%#/%( o/#*! -+ &('&%('" )o( '!$'(-!, %// $' %o' o+'(%$-o!

"'$%-/+ %!" $' )o//o-!, %/#/%$-o! &%(%*'$'(+.

TABUAR !1UMN 21R AIR 216 MEASUREMENT

S/

No/

oad

on

han9er

('"& in

(9&

S;rin9

balance

load

('l&

En9ine

Ehaust 9as

Te>;eratureo!

En9ine *acet

'ater

Te>;erature

Mano>eter

Head in c>

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18/24

TABUAR !1UMN 21R E4HAUST AS !A1RIMETER

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19/24

A-( H'%" @H ?a

w X X hh

ρ

ρ 2

12 18@ −

−

ρ ? W%$'( "'!+-$0 ? 1888 ,*3

@ρ% R.T.P ? B-!$'*&(oo*273@

273R%BN.T.P@

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+

A-( "'!+-$0 %$ N.T.P ? 1.293 ,*Q

M%++ o) %-( o!+#*'" *3 ?TR

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,+'.

P ? A-( &('++#(' %$ '!,-!' -!/'$

? 1 %$* &('++#(' ? 1.81325 185 N.*

R ? C%(%$'(-+$- ,%+ o!+$%!$ )o( A-( ? 27 ,

T ? A-( -!/'$ $'*& ? Roo* $'*& ? To

T#+ *3 -+ )o#!" o#$.

M%++ o) )#'/ o!+#*'" *4 ?t

28 SP. ,(%-$0 o) "-'+'/

1888

1 ,+'.

SP. ,(%-$0 o) "-'+'/ ? 8.3

M%++ o) '%#+$ ,%+ *5 ? @*3 *4 ,S'.

@HG %-( )/o ? *5 SP. '%$ o) '%#+$ ,%+ @TT7 +' @W

SP. '%$ o) '%#+$ ,%+ ? 1.885 ,

7. @H# N %-( )/o ? HI @H# H @HG %-()/o

19


20/24

HEAT BAAN!E SHEET 21R AIR 216 MEASUREMENT

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H/I H/U H/6 (H& air flo' HuN air flo'

:' :' :' :' :'

T-+ -+ % $%#/%( o/#*! ,--!, $' '%$ "-+$(-#$-o! -! W %!" &'('!$%,' '%$

-!$ )o( '% &%($-#/%( /o%"-!, o) $' '!,-!'.

HEAT CARRIED AWAY OF E=HAUST GAS @HG @FOR E=HAUST GAS

CALORIMETER

H'%$ %((-'" %%0 0 %/o(-*'$'( %$'( ? H'%$ /o+$ 0 $' '%#+$ ,%+ *2

4.17 @T6T5 ? M%++ o) '%#+$ ,%+ SP. '%$ o) '%#+$ ,%+ @T3T4.

M%++ o) '%#+$ ,%+ SP. '%$ o) '%#+$ ,%+ ? *2 4.17 @T6T5

@T3T4.

@HG %/o(-*'$'( ? M%++ o) '%#+$ ,%+ SP. '%$ o) '%#+$ ,%+ @TT7.

@H#N %/o(-*'$'( ? HI @H# HW @HG %/o(-*'$'( W

HEAT BAAN!E SHEET 21R AS !A1RIMETER

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RESUT

A '%$ %/%!' ,(%& -+ "(%! $%-!, o) H'%$ "-+$(-#$-o! -! Y%-+ %!"

/o%" o! =%-+ +o-!, $' %(-o#+ '%$ "-+$(-#$-o! )(o* $' '!,-!' )o( o$ $'

*'$o"+.

28


21/24

M1RST TEST 1N MUTI !YIN0ER +ERTR1 ENINE

AIM

To o!"#$ $' *o(+' $'+$ o! *#/$- 0/-!"'( &'$(o/ '!,-!'.

Test ri9 s;ecification5

En9ine5 4 0/-!"'( 4 +$(o' '($-%/ %$'(oo/'" %(-%/' +&''" &'$(o/ '!,-!'. T'

'!,-!' -+ &(o-"'" -$ /#$ &/%$': o'( %++'*/0 B'// o#+-!,: %'/'(%$o(

o!$(o/: +'/)+$%($'( *o$o(: "0!%*o: %$$'(0 -,!-$-o! +-$: HT o-/: #$o#$:

+o/'!o-" +-$ '$.

P(o-+-o! -+ *%"' )o( #$$-!, $' -,!-$-o! )o( -!"--"#%/ 0/-!"'( #+-!, !-)'+-$.

oadin9 deCice5 C%+$ -(o! (%' "(#* o) 488** "-%*'$'( *o#!$'" o! +%)$ -$

'%(-!, +#&&o($ -$ %$'( oo/-!, %((%!,'*'!$. A '/$ (%' -$ +&(-!, %/%!'+

&(o-"'" -$ +(' (o" %((%!,'*'!$ )o( /o%"-!,.

2uel >easure>ent5 3%0 o -$ #('$$'

Air intae >easurin9 deCice5 A-( $%! -$ 1rifice ;late of > dia>eter %!"

*%!o*'$'(.

+R1!E0URE5

F-// $' )#'/ $%! -$ P'$(o/. +roCide 'ater su;;l) for en9ine coolin9/

O&'! $' 3 %0 o: E!+#(' )#'/ +#&&/0 ('%-!, $' %(#('$o(. C' )o( %!0

/oo+' -(' o!!'$-o!. C/o+' $' !-)' +-$'+. Co!!'$ $' %$$'(0 $'(*-!%/+.

T' '%($ $'(*-!%/ $o ' o!!'$'" $o $' !',%$-' o) $' %$$'(0 $'(*-!%/.

U!"'( !o -(#*+$%!'+ $' $'(*-!%/+ $o ' -!$'(%!,'". R'/'%+' %// /o%"+ o!

$' "(#*.

C/o+' $' /#$ %!" +$%($ $' '!,-!' #+-!, $' -,!-$-o! '0. I!%+' $' '!,-!' -+

!o$ +$%($-!, $ o! $' o' %!" +$%($ $' '!,-!'. I!%+' o) %!0 )#($'( &(o/'*

' $' +&%( $o $' +&%( &/#,. T' /o-+' (o$%$-o! o) $' %'/'(%$o(

!o -!('%+'+ $' +&''" o) $' '!,-!'. W'! $' '!,-!' -+ (#!!-!, +*oo$/0('/'%+' $' /#$ &'"%/.

21


22/24

A"#+$ $' %'/'(%$o( &o+-$-o! $o (#! $' '!,-!' %$ 1588 (&*.

A"#+$ $' /o%" o! $' (%' "(#* 0 $#(!-!, $' +(' (o" -! /o-+'

"-('$-o! $o %!0 "'+-('" %/#' %!" /o. O&'! $' oo/-!, %$'( )o( $' "(#*.

A"#+$ +&''" o!' %,%-! $o 1588 (&*.

No$' $' +&(-!, %/%!' ('%"-!, W1 %!" W2.

No$' $' $-*' )o( $' )#'/ o!+#*&$-o! )(o* $' #('$$' 0 $$-!, $' 3%0

o !o )%-!, "o! )o( 18.

No$' $' *%!o*'$'( ('%"-!,.

R'&'%$ $' &(o'"#(' )o( o$'( /o%"+ ''(0 $-*' %"#+$-!, $' %'/'(%$o(

&o+-$-o! $o (#! $' '!,-!' %$ 1588 (&*.

!alculation

Brae +o'er B+ D watts NT

68

2π

W'(' N -+ $' +&''" -! (&*: T ? $o(>#' ? B(%' "(#* (%"-#+ @W1W2@,

N'$o!.

To$%/ )#'/ o!+#*&$-o! @TFC ?1888

.E 3688C.818

X t

hr Kg X X cc

W'(' $ -+ $' $-*' )o( 18 )#'/ )(o* B#('$$' -! +'o!"+.

S&'-)- )#'/ o!+#*&$-o! @SFC ? TFCBP , (.

Morse test

R#! $' '!,-!' %$ o!+$%!$ +&''" %$ +o*' &%($-#/%( /o%" +%0 /o%". No$' $'

+&(-!, %/%!' ('%"-!, %!" %/#/%$' BP1.

P#$ %!0 o!'!-)' +-$ %!"/' #& %!" $' +&%( )o( $' 0/-!"'( o!!'$'" $o

$%$ ,'$+ +-$'" o)): %!" $%$ 0/-!"'( &o'( %/+o ,'$+ o)). H'!' $' +&''" o) $'

'!,-!' o*'+ "o!. No -$o#$ %"#+$-!, $' %'/'(%$o( ('"#' $' /o%" 0

%"#+$-!, $' +(' (o" o!!'$'" $o $' +&(-!, %/%!' $o (-!, $' '!,-!' +&''" %

22


23/24

$o $' +%*' (&* %+ -$ %+ (#!!-!, -$ 4 0/-!"'( )#!$-o!-!,. No$' $' +&(-!, %/%!'

('%"-!,+: %!" %/#/%$' BP2.

No BP/ BP2 ,-'+ $' IP1 o) $%$ &%($-#/%( 0/-!"'( #!"'( $'+$.

R'&'%$ $' '&'(-*'!$ )o( $' o$'( 0/-!"'(+ %!" )-!" IP2: IP3: %!" IP4.

IP1 IP2 IP3 IP4 ? IP o) $' '!,-!'.

!o-!, $' IP o) $' '!,-!'

The Mechanical efficienc) D B+? I+/

TABUAR !1UMN

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4 C0/-!"'(

1 C0/. C#$

II!" C0/. C#$

III

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C0/. C#$

IV$ C0/. C#$

R%"-#+ o) B(%' D(#* ? ,?8.2* 9.1,*2

BP ? 2π NT68 %$$+

W'(' T ? To(>#' ? R%"-#+ o) (%' "(#* @W2W19.1 ? 19.62 N*

CV ? 4598 ,

TFC ? @18 8. 3688 @$ 1888

Torue !alculations

R%"-#+ o) B(%' D(#* ? 8.2*

SFC ? TFC BP

W'(' T ? To(>#' ? R%"-#+ o) (%' "(#* @W2W1 9.1 ? 19.62*

23


24/24

B/Th/Efficienc)

? @BP3688 188 TFC CV

M1RSE Test

BP -$ 4 0/-!"'( )-(-!, BP1

2IRST !YIN0ER !UT

IP1 ? BPBP2@1 )o( $' )-(+$ 0/-!"'( #$

BP -$ 3 0/-!"'( @F-(+$ 0/-!"'( CUT BP2@1

IP1 ? BPBP2@1

SE!1N0 !YIN0ER !UT

IP2 BP 2@2

BP -$ 3 0/-!"'( @II!" 0/-!"'( CUT BP2@2

IP2 ? BPBP2@2

THIR0 !YIN0ER !UT

IP3 BPBP2@3

BP -$ 3 0/-!"'( @III(" 0/-!"'( CUT BP2@3

IP3 ? BPBP2@3

21URTH !YIN0ER !UT

IP4BPBP2@4

BP -$ 3 0/-!"'( @IV$ 0/-!"'( CUT BP2@4IP4 ? BPBP2@4

IP? IP1 IP2 IP3 IP4

IP

M'%!-%/ E))--'!0 ? BPIP 188

RESUT

Mo(+' $'+$ o!"#$'" -! $' ,-'! *#/$- 0/-!"'( &'$(o/ '!,-!'.

i.c engines lab

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