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ECU
Injektor
Otak
MAQSSensor suhu
Haus
Syaraf
Panas
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MENGUBAH BAHAN BAKAR CAIR MENJADIGAS (KABUT) BERDASARKANPERBEDAANTEKANAN, KEMUDIAN DISUPLAI KE RUANG
BAKAR
CARBURETOR
MENGUBAH BAHAN BAKAR CAIR MENJADIGAS (KABUT) BERDASARKAN TEKANANTINGGI, KEMUDIAN DISUPLAI KE RUANGBAKAR
FUEL INJECTION
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YAMAHAMOTOR : XJ7!"
AWAL ABAD 20MESIN PESAWAT TERBANG
KARBURATR
Masalah:
!Terbang dengan tiga dimensi!Ketinggian bervariasi#
MESIN PESAWAT TERBANG
"UEL IN#ECTIN
MESIN DIESEL PD II
"I $%&ro$uks% '(s()*Mo+%) Ben, -00 SL 2T. /1
BEN3 200SE. /14
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1. Kon!"#$s" %&"s" 'as #$an' &as"h %"l.*. T"+a $$ %&a $n$ %n%&aan
o&on%n -I.. P!o+$s" s%+"" B"a/a !o+$s" "n''".
1. Po$las" s%%+a &oo! #%sa!
Kon!"#$ %&"s" 'as #$an' s%&a"n #%sa!.*. P%n''$naan o&on%n -I %"l 0 %!"n% %&a "+a &asalah.. P!o+$s" &assal #"a/a l%#"h &$!ah.
"AHULU
SE$ARAN%
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YAMAHA HONDA
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FUEL INJECTION CARBURETOR
$&ntr&'
P(r)an*+n,
anCa-.uran
Per+(n$%n5(n u$(r(!+(h(n +(k(r 6A7"8
sesu(% kon$%s% 'es%n 9:u(:(*
/; E'%s% +u(n5 +(%k;
2; P($(
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0# EFISIENSI PEMBA$ARAN LEBIHTIN%%I
1# $ONTROL EMISI %AS BUAN% LEBIHBAI$
2# BIAYA PERA3ATAN LEBIH MURAH
4# PER$EMBAN%AN TE$NOLO%I
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U*ara
Campuran
A/F =14.7
Udara
Bensin
Bensin=1kg
Udara =14.7kg
Stoiciometric A/F 14.7 !"#cess coe$$icient %=1&
CAMPURAN I"EAL 5STHOICHIOMETRIC6
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CAMPURAN MIS$IN
'aso(ine
F=1kg
A=1).)kg
A/F=1).)
A/F *dea( = 14.7%+1
Udara
'aso(ine
Campuran
Udara
CAMPURAN $AYA
= ).,-
Stoichiometric A/F = 14.7
= =0.68 (kaya)Actual A/F= 10.0
Udara
gaso(ine
F=1kg
A=17.)kg
Ca-.uran
A/F=17.)
A/F *dea( = 14.7
% 1
Udara
gaso(ine
= =1.1,Stoichiometric A/F 14.7
Actual A/F =17.0 =1.16 (miskin)
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NAMA KIMIA KETERANGAN ANGKA IDEAL
COC(r+onMonoks%$(
An5k( =(n5 'enunjuk(n e>s%ens%&e'+(k(r(n
3 ~ 5 %
CO2C(r+onD%oks%$(
In$%k(s% h(s%) &e'+(k(r(n > 12 %
HC ?=$ro C(r+onB(n=(kn=( +(h(n +(k(r =(n5+e)u' ter+(k(r %kut ter+u(n5
300 ~ 500 ppm(part per million)
O2 ks%5enB(n=(kn=( oks%5en =(n5ter+u(n5
< 2 %
L('+$(
Per+(n$%n5(n (nt(r( :('&ur(n
(ktu() * :('&ur(n %$e()
= (:tu() A"R7sto%:h%o'etr%:
A"R
1
NOx N%tro ks%$(Re(ks% k%'%( (nt(r( N%tro5en $(nks%5en &($( te'&er(tur t%n55%
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*A"! Mass(&assa $+a!a): Ina% A"! ol$&%(2ol$&% $+a!a)
&'u-( U*ara 5Intak( A+r &'u-(6 :! B(n=(kn=( u$(r( 6::8 =(n5 ($( $% :('&ur(n+(h(n+(k(r ! u$(r( ket%k( '(suk ke ru(n5 +(k(r;
Massa U*ara 5A+r Mass6 :!Ber(t u$(r( 65r('8 =(n5 ($( $% :('&ur(n+(h(n+(k(r@u$(r( ket%k( '(suk ke ru(n5 +(k(r;
Hu)un,an antara &'u-( U*ara 8 MassaU*ara:! "(ktor o)u'e U$(r(* ! Kon$%s% 'es%n; ! Pe'(k(%(n;!"(ktor M(ss( U$(r( * ! suhu ! T(k(n(n
! Ke)e'+(+(n
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MASSA U"ARA TER%ANTUN% "ARI:
1#T(kanan At-&s.9+r; ! Per'uk((n t(n(h t%n55% Tek(n(n (t'os&hereren$(h;
0# T(-.(ratur# ! Te'&er(tur ru(n5 t%n55% Ker(&(t(n u$(r(ren$(h;
2# $('(-)a)an 5Hu-+*+ty6# ! Ke)e'+(+(n t%n55% M(ter%() u$(r( n(%k '(ss( u$(r( turun;
14#7 k,
T(kanan T+n,,+
10 k,
T(kanan R(n*a9
14#7 k,
Su9u R(n*a9
10 k,
Su9u T+n,,+
14#7 k,
$('(-)a)an R(n*a9
10 k,
$('(-)a)an T+n,,+
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