I.C Engines Lab
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Transcript of I.C Engines Lab
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8/17/2019 I.C Engines Lab
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SATHYABAMA UNIVERSITY(Established under section 3 of U! Act "#$%&
Accredited 'ith B rade b) NA!!
*E++IAAR NAAR, !HENNAI - %.. ""#/
0E+ARTMENT 12 ME!HANI!A ENINEERIN
I! ENINES AB MANUA
IST 12 E4+ERIMENTS5
1. PERFORMANCE TEST ON CONSTANT SPEED ENGINE
2. VALVE TIMING DIAGRAM
3. PORT TIMING DIAGRAM
4. OPTIMUM COOLING TEST
5. FRICTIONAL POWER BY RETARDATION TEST
6. HEAT BALANCE SHEET
7. MORSE TEST ON MULTI CYLINDER PETROL ENGINE
1
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+ER21RMAN!E TEST 1N !1NSTANT S+EE0 ENINE0ETERMINATI1N 12 2RI!TI1N +16ER BY
+ER21RMAN!E TEST
AIM5
To o!"#$ % &'()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
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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(%' $o(*%/ '))--'!0 ? I H
BP
. 188
3
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18. I!"-%$'" $'(*%/ '))--'!0 ? I H
P I
.
. 188
11. I!"-%$'" 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
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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
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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(
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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(%!.
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+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'.
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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
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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
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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
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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
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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
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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
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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>
Inlet
T
1utlet
TF
1utlet
T
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8/17/2019 I.C Engines Lab
18/24
TABUAR !1UMN 21R E4HAUST AS !A1RIMETER
oad
on
han9er('"& in
(9&
S;rin9
balance
load('l&
!alori>eter
6ater 2lo'
Rate :9?s
><
En9ine *acet
'ater
Te>;erature
!alori>eter
Ehaust as
Te>;erature
!alori>eter
6ater
te>;erature
1ut
let
T
-
8/17/2019 I.C Engines Lab
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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@
cο
+
A-( "'!+-$0 %$ N.T.P ? 1.293 ,*Q
M%++ o) %-( o!+#*'" *3 ?TR
Pa
υ
,+'.
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
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8/17/2019 I.C Engines Lab
20/24
HEAT BAAN!E SHEET 21R AIR 216 MEASUREMENT
oad
(:9&
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
oad
(:9&
H/I H/U H/6 (H&
!alori>eter
HuN
!alori>eter
:' :' :' :' :'
RESUT
A '%$ %/%!' ,(%& -+ "(%! $%-!, o) H'%$ "-+$(-#$-o! -! Y%-+ %!"
/o%" o! =%-+ +o-!, $' %(-o#+ '%$ "-+$(-#$-o! )(o* $' '!,-!' )o( o$ $'
*'$o"+.
28
-
8/17/2019 I.C Engines Lab
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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
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8/17/2019 I.C Engines Lab
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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#('$$' -! +'o!"+.
S&'-)- )#'/ o!+#*&$-o! @SFC ? TFCBP , (.
Morse test
R#! $' '!,-!' %$ o!+$%!$ +&''" %$ +o*' &%($-#/%( /o%" +%0 /o%". No$' $'
+&(-!, %/%!' ('%"-!, %!" %/#/%$' BP1.
P#$ %!0 o!'!-)' +-$ %!"/' #& %!" $' +&%( )o( $' 0/-!"'( o!!'$'" $o
$%$ ,'$+ +-$'" o)): %!" $%$ 0/-!"'( &o'( %/+o ,'$+ o)). H'!' $' +&''" o) $'
'!,-!' o*'+ "o!. No -$o#$ %"#+$-!, $' %'/'(%$o( ('"#' $' /o%" 0
%"#+$-!, $' +(' (o" o!!'$'" $o $' +&(-!, %/%!' $o (-!, $' '!,-!' +&''" %
22
-
8/17/2019 I.C Engines Lab
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$o $' +%*' (&* %+ -$ %+ (#!!-!, -$ 4 0/-!"'( )#!$-o!-!,. No$' $' +&(-!, %/%!'
('%"-!,+: %!" %/#/%$' BP2.
No BP/ BP2 ,-'+ $' IP1 o) $%$ &%($-#/%( 0/-!"'( #!"'( $'+$.
R'&'%$ $' '&'(-*'!$ )o( $' o$'( 0/-!"'(+ %!" )-!" IP2: IP3: %!" IP4.
IP1 IP2 IP3 IP4 ? IP o) $' '!,-!'.
!o-!, $' IP o) $' '!,-!'
The Mechanical efficienc) D B+? I+/
TABUAR !1UMN
oad
S;rin9Balance
readin9 6"
:9
S;rin9Balance
readin9 6<
:9
S;eed N
R+MB+ :6
I+
:6
Mech/
Efficienc)
4 C0/-!"'(
1 C0/. C#$
II!" C0/. C#$
III
("
C0/. C#$
IV$ C0/. C#$
R%"-#+ o) B(%' D(#* ? ,?8.2* 9.1,*2
BP ? 2π NT68 %$$+
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
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8/17/2019 I.C Engines Lab
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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/ '!,-!'.