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KARAKTERISTIK A T OMISASI BIODIESEL MINYA K JARAK PAGAR (JATROPHA CURCAS L.) PADA TWIN FLUI D AT OMIZER  DENGAN VARIASI AIR TO L IQUID RATIO Disusun oleh : e!!" An#!i$ns"$h (%%&''''%% %'*+,)

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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….