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KARAKTERISTIK ATOMISASI BIODIESEL MINYAK
JARAK PAGAR (JATROPHA CURCAS L.) PADA TWIN
FLUID ATOMIZER DENGAN VARIASI AIR TO LIQUID
RATIO Disusun oleh :
e!!" An#!i$ns"$h (%%&''''%%%'*+,)
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LATAR BELAKANG
PENCEMARAN
LINGKUNGAN
KEBUTUHANBAHAN BAKAR
FOSIL
MENINGKATBIODIESELMINYAK JARAK
TWIN FLUID
ATOMIZER
KARAKTERIS TIK
ATOMISASI
BAHAN BAKARFOSIL SEMAKIN
MENIPIS
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Bagaimana pengaruh ALR terhadap karakteristik atomisasi
biodiesel minyak jarak pagar ( Jatropha Curcas L.) pada twin fluid
atomizer.
R-M-SAN MASALA
1. Aliran fuia !an" #$l$%a&i twin fuid atomizeria'u#'i(an ala# ($aaan steady .
). P$n$li&ian ila(u(an *aa lin"(un"an &$r+u(a $n"an&$#*$ra&ur ),-/ 0C.
. Kara(&$ri'&i( a&0#i'a'i !an" ia#a&i aala ia#$&$rra&a-ra&a dropet 2 i'&ri+u'i u(uran dropet! 'uu&
spray an &in""i spray +i0i$'$l #in!a( 3ara(.
BATASAN MASALAH
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T-J-AN PENELITIAN
M$n"$&aui +a"ai#ana *$n"aru ALR &$raa*(ara(&$ri'&i( a&0#i'a'i +i0i$'$l #in!a( 3ara( !an"#$li*u&i ia#$&$r ra&a-ra&a dropet 2 i'&ri+u'i u(uran
dropet 2 'uu& spray an &in""i spray *aa twin fuidatomizer .
MANFAAT PENELITIAN1. Ma#*u #$n"anali'a (ara(&$ri'&i( a&0#i'a'i.
). Ma#*u #$n"$&aui *$n"aru ALR &$raa*
(ara(&$ri'&i( a&0#i'a'i.
. S$+a"ai *$n"$&auan +aru an #$n3ai a'ar
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PENELITIAN SEBEL-MNYA
Panchasara, (2010) Mishra dan Singh, (2009)
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BIODIESEL MINYAK JARAK
Tahap-tahap Pembuatan Biodiesel Minyak arak 1. P$n"$rin"an +ua 3ara(.). P$#i'aan (uli& +i3i an a"in" +i3i.. P$n"$*r$'an +i3i an *$n!arin"an #in!a(4. Pr0'$' Tran'$'&$ri5(a'i
CH)-O-COR1 R1COOCH CH)OH
CH-O-COR) 6 CHOH R)COOCH 6 CHOH
CH)-O-COR RCOOCH CH)OH
trigliserida methanol metil ester gliserol
Su#+$r 7 D$*ar&$#$n T$(n0l0"i P$r&anian USU 8)//,9.
PropertiesBiodies
el
!ensitas " #0 o$ (kg%m&) ;,/-;</
'iskositas " #0 o$ (St) ).-=./
Tegangan Permukaan " #0 o$
(m)> /./=<<
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ATOMISASI
Definisi
Atomisasi merupakan proses pemecahan cairan menjadi droplet -droplet dan membentuk spray.
Proses Pemen!"#an
$ara#!eris!i# A!omisasi
1% Diame!er &a!a'&a!a Droe!
2% Dis!ri"si *#"ran Droe!
+% S""! Spray
-% Tin..i Spray
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KARAKTERISTIK ATOMISASI
1. Diameter rata-rata droplet
IMAGE J
METODESTATISTIK
. !tandar De"iasi
IMAGE J
METODESTATISTIK
#. !udut spray dan tinggi spray
AUTOCAD2012
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ALR ( Air to Liquid Ratio)
(Li", H%, 2000/2-) (2'+)
K$&$ran"an7
ALR? air to i"uid ratio
#uara ? la3u aliran #a''a uara 8("@'9
#+i0i$'$l ? la3u aliran #a''a airan@ i"uid
8("@'9
m %Q (S!ree!er, 134/2) (2'-)
$eterangan %
.
m ? la3u aliran #a''a 8("@'9
Q & debit aliran (m#'s)
ρ & massa jenis at (kg'm#)
.
.
.
.
.
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Twin Fuid Ato!i"#r
$eterangan% % Air Inlet
Liquid Inlet
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IPOTESA
DIAMETER RATA-RATADRO#LET
STANDAR DEIASI
SUDUT $#RA%
TINGGI $#RA%
A
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VARIABEL PENELITIAN
5ariae Beas /
Air to Liquid Ratio (*+) 7 /.;2 /.<2 1.12 1.) an 1.4
D$n"an7 uara ? ).,2 ./2 .,2 4./2 an 4., L&@#$ni&.
+i0i$'$l ? 4.= #l@#$ni&
5ariae Ter#on!ro /!iameter nozzle *aa twin fuid atomizer '$+$'ar/., ## 5ariae Teri#a! /
Diame!er droplet (mm)
S!anar e6iasi
S""! spray (mm)
Tin..i spray (mm)
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PERALATAN PENELITIAN
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S$EMA INSTALASI
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CARA PEN%AM&ILAN DATA
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FLOWCHART
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%RAFI$
/.; /.< 1 1.1//////////////1 1.)/
)/
4/
=/
;/
1//
1)/
7rafi# H""n.an AL& !erhaa Diame!er &a!a'&a!a Droe!
ALR
Diameter rata-rata droplet (mm)
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%RAFI$
/.; /.< 1 1.1//////////////1 1.)/
)/
4/
=/
;/
1//
1)/
7rafi# H""n.an AL& !erhaa S!anar De6iasi
ALR
!tandar De"iasi
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%RAFI$
/.; /.< 1 1.1//////////////1 1.)/
)/
4/
=/
;/
1//
1)/
7rafi# H""n.an AL& !erhaa S""! Sra8
ALR
Suu& '*ra! 809
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%RAFI$
/.; /.< 1 1.1//////////////1 1.)/
)/
4/
=/
;/
1//
1)/
7rafi# H""n.an AL& !erhaa Tin..i Sra8
ALR
inggi spray (mm)
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TERIMA KASIH….