perhitungan propeller mt afdal mammar

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Laporan Praktikum Propulsi Kapal MT "HARIZ" Perhitungan Perancangan V Propeller Menggunakan Dasar Princhipal Naval Architechture II I. UKURAN UTAMA DAN BEARAN 85.68 84 m B = 5.! m H = #.!#m T = 5m .!!kn = 6.#m$s %.!kn = 6.#&m$s !.6& !.# !.&8! 'mi(s )ip *o+, ,i*i+ nt- !.85 'a t+rpl an+ *o+,, i*i+n t- 44#&.46 ton = 4%#!.!# L/B = !.6%6% m = !.%4 !5 R+,+r+nsi0 /ompan1 H. 2tam3Haarl+m &48 L L  = m '=!  P7A II p.&- L PP  = s+ri*+  = trial  = δ = '9lo*k *o+,,i*i+nt /  9 - ϕ = 'prismati* *o+,,i*i+nt /  p - / m  = /  =  = m % '(ata3(ata0 TR II Kura Hi(rostatik : Bon;+an- ρ = k<$m % Haral( Resistance an" Propulsion o# hips o)n il+1 an( 2ons 7> &85. L+is ?(ar( @. Principles o# Naval Architectur e Vo lu$e II% Resistance& Propulsion& an" Vi'ration T)+ 2o*i+t1 o, 7aal Ar*)it+*ts an( Marin+ ?n<in++rs 7 &88. @an Lamm+r+n .P.A. Troost L. Konin< .. Resistance& Propulsion& an" teering o# hips% A Manual #or Designing (ull )or$s& Propellers& an" Ru""ers T)+ T+*)ni*al Pu9lis)in<  F n = v t √ g× L WL =  6.79 9.81×85 , 68

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Page 1: Perhitungan Propeller MT AFDAL MAMMAR

8/16/2019 Perhitungan Propeller MT AFDAL MAMMAR

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Laporan Praktikum Propulsi KapalMT "HARIZ"

Perhitungan Perancangan V Propeller Menggunakan Dasar

Princhipal Naval Architechture II

I. UKURAN UTAMA DAN BEARAN

85.6884 m

B = 5.! m

H = #.!# m

T = 5 m

.!! kn = 6.# m$s

%.! kn = 6.#& m$s

!.6&

!.#

!.&8! 'mi(s)ip *o+,,i*i+nt-

!.85 'at+rplan+ *o+,,i*i+nt-

44#&.46 ton = 4%#!.!#

L/B = !.6%6% m

= !.%4

!5

R+,+r+nsi0

/ompan1 H. 2tam3Haarl+m &48

LL = m '=!  P7A II p.&-L

PP =

s+ri*+

 =

trial

 =

δ = '9lo*k *o+,,i*i+nt / 9-

ϕ = 'prismati* *o+,,i*i+nt / p-

/m =

/ =

∆ = m%

'(ata3(ata0 TR II Kura Hi(rostatik : Bon;+an-

ρ = k<$m%

Haral( Resistance an" Propulsion o# hips o)n il+1 an( 2ons 7> &85.

L+is ?(ar( @. Principles o# Naval Architecture Volu$e II% Resistance& Propulsion& an"

Vi'ration T)+ 2o*i+t1 o, 7aal Ar*)it+*ts an( Marin+ ?n<in++rs 7 &88.

@an Lamm+r+n .P.A. Troost L. Konin< .. Resistance& Propulsion& an" teering o# hips%

A Manual #or Designing (ull )or$s& Propellers& an" Ru""ers T)+ T+*)ni*al Pu9lis)in<

 F n=vt 

√ g× LWL=

  6.79

√9.81×85 ,68

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Laporan Praktikum Propulsi KapalMT "HARIZ"

= *.+,,E-/ N

). E##ective (orse Po0er& E(P

E(P 1 'P7A II p.5% Haral(&85C +D. E&.6.%F-

=

=

= 8#4#!.%5&%4# att #%5.4&&

1 **,2.+34 (P

2+suai (+n<an rut+ p+la1aran ?HP (itam9a) !G 'TR I@ R.. rut+ 2ura9a1aMakasar-

E(P 1

1 *4+5.**5 (P

6. ha#t (orse Po0er& (P

'Haral(&85C +D. E&.6.5F-

!.&#864

total efficiency

=

+,isi+nsi 9a(an kapal

= .% 'Haral( &85C 9r. 6.4.6 (ata TR I@ R+n*ana mum-

+,isi+nsi 9alin<39alin< (i 9+lakan< kapal

= !.&# 'Haral( &85C 9r. 6.%. (ata TR I@ R+n*ana mum-

+,isi+nsi poros

= !.#!! 'Haral( &85C (ata TR I@ R+n*ana mum-

Maka0

= !.#%%

4#.#

= *243.+5* HP

65.6

(. Breake (orse Po0er 7B(P8K+ru<ian (a1a untuk posisi m+sin (i 9+lakan< = %G 'P7A II p. !-

B(P 1 (P 9 *&:

1 +4.3/2 (P 5#4#.#

&%!%.&# attC 4&55.6!&

I. Pe$ilihan Mesin Uta$a

M+sin utama 1an< (i<unakan a(ala)0

Tip+ 0 /at+rpillar %56 B

K+*+patan 0 6!! rpm

Ja1a 0 !!! HP 5

E. Tahanan Total& R T

R T@

R T x 

trial

.%! x 6.#&

' HP metricC = ;att -

!&.5# x .

ηT =

ηH . η

B .η

2

ηH =

ηB =

η2 =

ηT = .% x !.&# x !.#!!

 RT =1

2 ρV 2 Stot  [C  F (1+k )+C  A ]+

 RW 

W  W 

SHP= EHP

ηT 

SHP=1451. 432

0.733

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Ko+,isi+n prop+l+r Ta1lor0

'P7A II p.&-

n = revolution per minute (rpm) of propeller 

delivered power at propeller 

= (a1a m+sin in(uk 

= !!! HP

 speed of advance

J = (iam+t+r prop+l+r 

= %.!!

@ 3 C 'P7A II p.46-

'P7A II p.5& +D. 46

vertical prismatic coefficient 

=

= !.6& $ !.85

= !.84#

 prismatic coefficient 

= !.#

B =  ship's breadth

= 5.! m

L =  ship's length

= 85.68

T =  ship's draft 

= 5 m

? =

=

K = the rake angle of propeller blades, radians

= != !.#5 ra(

k = ko+,isi+n

= !.%

= !.%%

Maka 0

1 6.#& 3 !.%% C

1 4.5%5 m$s1 ,.,*3 knots

6

III. PER(ITUN6AN DIAMETER PR<PE!ER& Bp=  DIA6RAM

PJ =

@a =

m '(ata TR I R+n*ana aris J !.6 x T-

A. Perhitungan Va

@a =

/p

 =

/ 9 $ /

/ p =

m 'LL

-

tin<<i poros prop+l+r (ari baseline

m '(ata TR I R+n*ana aris ? !.4 x T-

o

'(iran*an< s+n(iri-

'9+ntuk stern normal-

Va 1 @

t  3 C

B  p=

n ( P D )0 .5

(V a )2. 5

δ =nD

V a

w=0.10+4.5C 

vpC 

 pB / L

(7−6C vp ) (2. 8−1. 8C  p)+1

2 ( ET  −

 D

B−k ' K )

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IV. U>I KAVITAI

Tip+ rpm Ja1a HPC

%56 B 6!! !!!

%56 B #!! 5!

%56 B 8!! 5!!

2+)in<<a (ipili) untuk putaran = #!! rpm

A . Tipe Propeler "an perhitungan tekanan

Tip+ = B4 3 4!

 7 = #!! rpm

&#G 7 = 64& rpm

J = %.!## m

!.65!

P$J = .!!!

T = 5 m sarat kapalC

? = *.2 m tin<<i poros prop+l+r (ari 9as+lin+ (ata TR I R+n*ana arisC

T 3 ? = %. m

) = 'tin<<i <+lom9an<-

=

= !.6%! m

T 3 ? C N ) 'tin<<i p+rmukaan air (i atas sum9u poros prop+l+r-

= %. N !6%!

= %.#%! m

't+kanan )i(rostatik air laut pa(a sum9u poros prop+l+r-

=

= %8%.5

+ = !!! 't+kanan atmos,ir-

't+kanan )i(rostatik (i <aris sum9u prop+l+r-

= %8%.5 N !!!

= %&%.5

B. Angka Kavitasi Burril

an Lamm+r+n p. 66 i<.%9C

= 4.5%5

u =

= '&#G7 (alam rotation p+r s*on(-

== .565 m$s

2p+si,ikasi m+sin 1an< m+n(+kati k+9utu)an rp$ (an "a?a0

ηo = +,isi+nsi prop+l+r notasi pa(a P7A II =η

 p pa(a an Lamm+r+nC

pit*) ratio =Ho$J pa(a an Lamm+r+nC

!.#5G x Lpp

!.#5G x 84

) =

P) =

) x γ 

%#%! x !5

k<$m

k<$m

Po 3 + = P

) N +

k<$m

@ = + N u

+ =  speed of advance in m$sC

m$s '=@a-

 speed of rotation at 0.7R in m$sC

π x &#G7 $6! x !.8J

π O 64$6!C x !.8 x %!!C

σ o= P

o−e

 

2V 2

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= 4.5%5 N 4.6#

= 45!4.564 .565

= !4.485

Maka an<ka kaitasi Burril0

= !.!!6

Jari an<ka kaitasi Burril maka (i(apatkan0

!.!!6

!.&& 'li)at an Lamm+r+n i<. %9 <ra,ik untuk M+r*)ant prop.

  All t1p+ s+*tions BurrilC-

= !%4.#% k<

= !.!4#

ntuk prop+l+r tip+0 B4 3 4!

i<. ! p. 8%F s+9a<ai 9+rikut0 maka nilai a$ (+n<an m+n<<unakan Ean Lamm+r+n

a $ = !.4! 'kar+na p+m9atasan kura i<. % (an ,ormula 8C

  an Lamm+r+n p.%#-

+.42:

.45

Karena )p@)p $aka propeler ini $e$enuhi ui kavitasi

@ = + N u

ζ = !5 k<$m%C $ &.8 m$sC

k<.s.m34

C. Ui Kavitasi Per'an"ingan nilai )p "an )

p@

σo =

t+ =

m ' proected blade area-

'an Lamm+r+n p. ## Ho$J = pit*) ratio-

)p@ 1 $+

)p 1 $+

σ o= P

o−e

 

2V 2

=13 ,028 .938

104 . 485

2×34017 .286

! e=S /  F 

 p

 

2V 

2

 F  p=S

 

2V 

2! e

S= DHP×75×η

o

×1.025

V a

=570×75×0 .635×1.025

8.389

 F  p=6447.328

104.485

234017.286×0.199

 F  p' =

 F a

 F 

4 D2(1.067−0.229

 H o

 D )

 F  p ' =0.400 " 

47.405

2 (1.067−0.229×0.815)

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V. U>I KEKUATAN DAUN PR<PE!ER 

R+,+r+nsi 1an< (i<unakan a(ala) Ean Lamm+r+n pp. 6&#%F.

(i luar poton<an ini l+9i) k+*il s+*ara lini+r Ean Lamm+r+n p.#! para<rap) F.

'an Lamm+r+n p.#!-

= #!.!!! P$J = C

= %! $ 4

= 56.5 HP

 7 = revolutions per minute

= #!! rpm

J == %5! $ !.%!48

= !.!&6 ,t

length of the blade element at 0.!R

!.8# J

=

= !.6#% m

#6.!8 O !# $ !%!48 'an Lamm+r+n Ta9l+ 8 p. !4-

= .68! ,t

= .##4 $ %5!

!.546

=

= !.!45

1 :32.://

s$l =

==

= !.%

A. Perhitungan $a9i$u$ co$pressive stress 7C8 "an tensile stress 7

T8

P+r)itun<an k+kuatan (aun prop+l+r )an1a (i)itun< pa(a !.R kar+na t+<an<an  stressC 1an< t+r;a(i

2/ = compressive stress El9s$inF

/ = ko+,isi+n t+r<antun< (ari nilai pitch ratio (i(apat (ari Ean Lamm+r+n i<. 8!F.

P = horse power  per  screw blade

 screw diameter in E,++tF

* x 9 = l!.R 

 $ J

l!.R 

 =

'(ili)at (ari Ean Lamm+r+n Ta9l+ 8 p.!4F s+9a<ai #ungsi "ari l.3R 

-

l!.6R 

 = 'untuk a$ = !.4!-

!.8# x %5!

l!.R 

 =

* x 9 =

τ = si $ J 'the blade"thickness ratio at the center of the screw shaft -

si = !.!45 x J

!.!45 x J$J

l'sin+

2T = tensile stress in El9s$inF

blade thickness ratio at !.R 

!.!%66x

 J!.!%66 x %5!

SC =C 1⋅ P1

 # ⋅ D3

1

$⋅%⋅! 2

SC =1270×142.5

1800×8.2713

1

(0.546)×0.0452

ST =SC (0.666+1.17  LC &

 )

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L (an / =

P$J = '=nilai O )asil p+r)itun<an-

P$J = !.8!!

P$J = !.&!!

 7ilai 1 =

=

Jari Ean Lamm+r+n Ta9l+ p. #!F (i(apatkan0

?

P$J !.&!! !.8!! *.

.#L$/ !.#54 !.#84 .5+4

.4!! .!! +.3

%.58! %.#4! :.4+

!.54 !.54 .*/4

Maka 0

1 +53.**

= 55.!!! 'an Lamm+r+n p.#-

J = !.!&6 ,t

 7 = #!! rpm

!.54 'an Lamm+r+n Ta9+l p.#! )asil int+rpolasi-

i = rake ratio

=

=

= !.!88

!.!45.6!! 'an Lamm+r+n Ta9+l p.#! )asil int+rpolasi-

ko+,isi+n 1an< t+r<antun< (ari pitch ratio

P+r)itun<an ko+,isi+n L / ϕ4 ϕ

5 ϕ

i (ari Ean Lamm+r+n Ta9l+ p.#!F0

:untuk m+n(apatkan nilai antara (i<unakan m+to(+ int+rpolasi lini+r.

'=nilai O-

'=nilai O-

 L / ϕ4 ϕ

5 atau ϕ

i

 7ilai 1 = 'L / ϕ

4 ϕ

5 atau ϕ

i -pa(a P$J=!.8!!

 7ilai 1 = 'L / ϕ

4 ϕ

5 atau ϕ

i -pa(a P$J=!.&!!

!.5! 131

C N 1

1

1

ϕ4

ϕ5

ϕi

T 1 4586# !.666N!.#4x!.&C

l'sin+

B. Perhitungan e9tra co$pressive stress 7C@

8 "an e9tra tensile stress 7T@8

δ = material specific weight El9s$,t%F

l9s$,t%

ϕi =

tan ε $

tan !o $ 'ε = su(ut rak+ = !o untuk a<+nin<+n s+ri B4-

τ =ϕ4 =

 (− (1

 (2− (

1

=

 )− )1

 )2− )

1

 )=(   (− (1 (2− (

1

(  ) 2− )1))+ )1=(

0.815−0.8

0.9−0.8  ( )2− )

1))+ )1

SC ' =δ ⋅ D

2⋅ # 

2

106

  ⋅ϕ*

(

 *

! ⋅ϕ

4−1

)

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Maka 0

1 25/*.+45

%.4! 'an Lamm+r+n Ta9+l p.#! )asil int+rpolasi-

 9 =

= !.6#% m

= .!8 ,t

 9 = %% $ !66

= !.&

1 *:5/4+.//3

C. Pe$ilihan 'ahan propeler

Total *ompr+ssi+ str+ss0

= 4586# N 548!

1 25,52.3+

Total t+nsil+ str+ss0

= %4458&4 N #644#

1 *:5,*,.333

Maka 9a)an 1an< (i<unakan untuk prop+l+r a(ala) s99.0

+nis = man<an++ 9ron+

T+nsil+ str+ss =

>i+l( point =

?lon<ation = !5CG

Alloa9l+ str+ss =

'an Lamm+r+n Ta9l+ %a p.# p. #%-

l'sin+

ϕ5 =

lmaO

 $J

lmaO

 = l!.6R 

l'sin+

 C 1 2

/ N 2

/

l'sin+

 T 1 2

T N 2

T

l'sin+

&!!!!!!!!!C l9s$in

%5!!!4%!!!C l9s$in

6!!!C l9s$in

' l9$in = !.!#!% k<$*m-

SC ' =525×8.271

2×1800

2

106

  ⋅0.154(0.0880.045⋅2.300−1)

ST ' =525×8.271

2×1800

2

106

  ⋅0.154( 23 0.088

0.045⋅2.300+

0.088

0.2193.660+1)

ST ' =δ ⋅ D

2⋅ # 

2

106

  ⋅ϕ*( 23⋅*! ⋅ϕ4+  1

% ' ⋅ϕ

5+1)

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VI. PERENCANAAN BENTUK DAUN PR<PE!ER 

kuran3ukuran (aun prop+l+r m+rupakan ,un<si (ari pan;an< +l+m+n

maksimum 1aitu pa(a !.6R untuk a$ = !.4!C Ean Lamm+r+n p. !4 Ta9l+ 8F

J = %.!!! m

!.8# J

=

= !.656 m

= 656.!! mm

A. Ta'el panang ele$en "aun

r$R Pan;an< total

!. &.8 &.45 46.&! %!#.# #6.!8 4&&.6

!.% %%.% 8.6 5.64 %45.%# 85.&6 56%.&8

!.4 %#.%! 44.#% 56.% %6&.5 &%.6 64.4

!.5 4!.#8 6#.56 5#.6! %##.& &8.%8 645.4#

!.6 4%.& 88.6 56.!8 %6#.&4 !!.!! 656.!!.# 46.68 %!6.# 5.4! %%#.4 &8.!8 64%.5!

!.8 48.%5 %#. 4.65 #%.# &!.!! 5&!.4&

!.& 4#.!! %!8.%# 5.%5 66.% #.%5 4#4.6&

r$R T+9al (aun maksimum arak or(inat maksimum (ari L?

GJ arak mmC

!. %.66 !&.8! %5.!! #4.#

!.% %.4 &#.! %5.!! &#.%&!.4 .8 84.6! %5.!! 4.&8

!.5 .4! #.!! %5.5! &.4

!.6 .&8 5&.4! %8.&! 55.

!.# .56 46.8! 44.%! 85.!#

!.8 .4 %4.! 4#.&! 8.84

!.& !.# .6! 5!.!! %#.%4

C. Ta'el "istri'usi pitch

= %!!!.!!! mm

r$R Pit*) mmC

!. 8. 466.!! %&.48

!.% 88.# 66.!! 4%.5

!.4 &5.! 85!.!! 45%.5&

!.5 &&. &#6.!! 4#%.65

!.6 !!.! %!!!.!! 4##.46

!.# !!.! %!!!.!! 4##.46

!.8 !!.! %!!!.!! 4##.46

!.& !!.! %!!!.!! 4##.46

l!.6R 

 =

!.8# x %5!

Jari  ℄ k+ T? Jari  ℄ k+ L?

Gl!.6R 

LT?

mmC Gl!.6R 

LL?

mmC Gl!.6R 

LTQT

mmC

'Gl!.6R 

 li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

'  ℄=*+nt+r lin+ T?=trailin< +(<+ L?=l+a(in< +(<+-

B. Ta'el kete'alan "aun F#ungsi7D8G H arak or"inat $aksi$u$ "ari !E F#ungsi7panang potongan8G

tmaO

 mmC GLTQT

'GJ GLTQT

 li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

Ho $ J =

Ho = x %5! O !!!

GHo Ho$π mmC

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D. Ra"ius "ari hi"ung F#ungsi7D8G

r$R GJ

!. !.5 !.!!%

!.% !.!5 !.!!%

!.4 !.!&5 !.!!%

!.5 !.!85 !.!!%

.3 !.!#! !.!!

!.# !.!55 !.!!

!.8 !.!4! !.!!

!.& !.!4! !.!!

!.&5 !.!4! !.!!

TIP !.!4! !.!!

E. Ta'el or"inat=or"inat "ari $aksi$u$ or"inat

r$R  BACK 

Trailin< ?(<+ L+a(in< ?(<+!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. 3 58.58 #&.## &5.4 !5.&! !8.6 !%.#6 &5.5% 8.6& #!.66 6.5% 3

!.% 3 4&.5 6&.6! 84.%# &4.!& &5.64 &.%# 8%.4! #!.4# 6!.&! 5%.%6 3

!.4 3 4!.%5 5&.4% #%. 8.!6 8%.!8 #8.8& #.% 5&.56 5!.8& 44.6 3

!.5 3 %.5 4&.5 6.&& 6&.8! #!.6% 66.5% 5&.6 48.#4 4!.&! %4.&& 3

!.6 3 %.88 %&.8& 5!.#% 5#.5! 58.# 54.! 4#.% %#.#8 %.! 5.#5 3

!.# 3 8.44 %.% %&.#% 45.% 45.68 4.56 %5.!5 6.68 !.6& 6.%8 3

!.8 3 4.!! %.& &.# %%.!# %%.# &.# %.5! 6.5! .8 8.#! 3

!.& 3 &.#5 5. 8.#& !.&5 !.&5 8.#& 5. &.#5 6.5! 4.#5 3

)ACE

Trailin< ?(<+ L+a(in< ?(<+!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. %.&4 &.&8 .&# 5.&8 .#! !.4& .5% 6.48 4.## .& 8.## 4%.&

!.% 4.64 .86 5.64 .65 3 !.!5 .6 4.4# !.55 6.!& .58 %6.5!

!.4 5.! 5.5 .# 3 3 3 !.5 .4 6.6! !.58 5.4 &.&

!.5 6.44 .6 3 3 3 3 3 !.5! %.! 6.!8 &.58 .8&

!.6 3 3 3 3 3 3 3 3 !.48 .64 4.&& 4.55

!.# 3 3 3 3 3 3 3 3 3 !.& .5 #.5

  (ari masin<3masin< poton<an Ta9+l @I.BC satuan = mm-

R  7Q2?

mmC

'GJ li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

'or(inat (in1atakan (alam p+rs+ntas+ (ari k+t+9alan maksimum or(inat maksimumC

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VII. PERENCANAAN DIMENI B< PR<PE!ER 

R+,+r+nsi0

: /o. Pu9lis)+rC Lt(. Lon(on &6&

EF +rmanis*)+r Llo1( Rul+s &&8

J = %.!!! mBa)an = man<an++ 9ron+

Maka 0

'P7A II p. 86-

=

= !.5! m

*&/ *&* 'QBri+n p. %! : i<. 8.6-

= .!

=

= !.55 m

.,/ .2

= !.85

=

= !.46 m

*., +.= .!!

= !.54% $

= !.5 m

*., +.4

= .8!

=

= !.&! m

.:

=

= !.# m !.%5#

.+5,

.5/

= !.!& m

EF QBri+n T.P. The Design o# Marine cre0 Propeller Hut*)inson

JB = !.6# x J

!.6# x %5!

DB)

DB 1

⇔JB = .! JB

.! x !.54%

DBA

DB 1

⇔JBA

 = !.85 JB

!.85 x !.54%

DBD 1

⇔J2 = J

B $

!BD

 1

⇔LB = .8! x J

B

.8! x !.54%

!N!

B 1

⇔L 7

 = !.%! x LB

!.%! x !.&##

tR  1 $ '(iran*an< li)at <am9ar 9+sar-

tBtR  1

⇔tB = !.#5 x !.#8

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.5/

= !.!& m

.5/ 'rak+ = !

*. 'rak+ = 5

Maka untuk 'rak+ = !

O =

= !.&#

.2*5

= !.55 m

VIII. PER(ITUN6AN MUR PEN6IKAT

.:/ m !.#5 !.55

!.%5!" 1 !.! m

= +* $$

= !.!

= !.!6 m

1 +3.+/ $$

Panang $ur 1 (

= +* $$

Panang ulir 1 (

= !

= 4+ $$

r)t

R  1

⇔r  = !.#5 x !.#8

rBt

R  1 o-

rBtR  1 o-

o- (+n<an int+rploasi (i(apatkan0

!$5C x 3!.#5C N !.#5

'O = r B$t

R -

rBt

R  1

⇔r B = !.&# x !.#8

Jiam+t+r ulir luar ≤ 6!G (iam+t+r konis

∅konis

 =

6!G∅konis = 6!G x

inti 1 (

 x

x

 (− (1

 (2− (

1

=

 )− )1

 )2− )

1

 (−0.75

1−0.75=10−0

15−0

Page 14: Perhitungan Propeller MT AFDAL MAMMAR

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IJ. UKURAN PAAK 

Pan;an< pasak pC0

 p =

= !.5

= !.%% m

= %% mm

Luas 9i(an< <+s+r AC0

A =

= !.5

= !.!6

= 5688

L+9ar pasak 9C0

 9 = A $ p

= 5688 $ %%

= 5!. mm 5.!5

ari3;ari u;un< pasak rC0

r =

= 5

= %.%#5 mm

T+9al pasak tC0

t =

= 5 $ 6

= 4.8%%%% mm 't+9al pasak 1an< masuk k+ (alam poros prop+l+r-

J. BAUT PEN6IKAT TUTUP B<

umla) 9aut p+nutup (ir+n*anakan0

Z = 8 9aut

Jiam+t+r 9aut0

( =

BHP = !!! HP 'li)at Ba9 I@. ;i Kaitasi-

 7 = #!! rpm li)at Ba9 I@. ;i Kaitasi-

  J =

= !.46 m 'li)at Ba9 @II-

= 46 mm

48!

Maka 0

( =

= 4 mm

.5 x J2

.5 x 'J2 li)at Ba9 @II-

!.5 J2

!.5 x

m

mm

!.!5 J2

!.!5 x

J2 $ 6

6 BHP z !6 $ 7 z Z z J z R mCC!.5

JBA

R m =  7$mm ',aktor k+kuatan 9a)an li)at L &&8 /)apt+r I Hull 2tru*tur+

2+*tion .B.. R m = 4!! 5! 7$mm-

6 !4! z !6 $ 8! z 6 z .% z 45!CCC!.5

Page 15: Perhitungan Propeller MT AFDAL MAMMAR

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 7ilai asli (ari Ean Lamm+r+n Ta9l+ 8 p.!4F0

r$R  BACK 

Trailin< ?(<+ L+a(in< ?(<+

!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. 3 5%.%5 #.65 86.&! &6.45 &8.6! &4.5! 8#.!! #4.4! 64.%5 56.&5 3

!.% 3 5!.&5 #.6! 86.8! &6.8! &8.4! &4.!! 85.8! #.5! 6.65 54.&! 3

!.4 3 4#.#! #!.5 86.55 &#.!! &8.! &%.5 84.%! #!.4! 6!.5 5.! 3

!.5 3 4%.4! 68.4! 86.! &6.&5 &8.! &.4! 8.%! 6#.#! 56.8! 48.6! 3!.6 3 4!.! 6#.5 85.4! &6.8! &8.! &.5 #&.%5 6%.6! 5.! 4%.%5 3

!.# 3 %&.4! 66.&! 84.&! &6.65 &#.6! 88.8! #4.&! 5#.!! 44.! %5.!! 3

!.8 3 4!.&5 6#.8! 85.%! &6.#! &#.!! 85.%! 68.#! 48.5 %4.55 5.45 3

!.& 3 45.5 #!.!! 8#.!! &#.!! &#.!! 8#.!! #!.!! 45.5 %!.! .!! 3

)ACE

Trailin< ?(<+ L+a(in< ?(<+

!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. %!.!! 8.! !.&! 5.45 .55 !.45 .%! 5.&! %.45 !.%! 6.! 4!.!!

!.% 5.%5 .! 5.8! .#! !.!5 .%! 4.6! !.85 6.55 .! %#.55

!.4 #.85 6.! .5! !.%! .65 #.8! .5! #.&! %4.5!

!.5 8.&5 .#5 !.#! 4.%! 8.45 %.%! %!.4!!.6 !.8! 4.45 8.4! 4.5!

!.# !.4! .45 6.!5

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VI. PERENCANAAN BENTUK DAUN PR<PE!ER 

kuran3ukuran (aun prop+l+r m+rupakan ,un<si (ari pan;an< +l+m+n

maksimum 1aitu pa(a !.6R untuk a$ = !.4!C Ean Lamm+r+n p. !4 Ta9l+ 8F

J = %.6# m

!.8# J KA!A 1 * % ,

=

= !.8!% m KA!A 1 * % / 'Pit*) Jist-

= 8!.848 mm

A. Ta'el panang ele$en "aun

r$R Pan;an< total

!. &.8 +:.2: 46.8& :,.43 #6.!# 3+.4

!.% %%.% +5.:: 5.#5 4:.*5 86.!# 5./

!.4 %#.%! :./2 56.%4 43.*2 &%.64 53.5,

!.5 4!.#8 ::.44 5#.66 45.+4 &8.44 ,.3,

!.6 4%.& :3.+ 56.! 4/.22 !!.! ,+.*!.# 46.68 :,.+, 5.%# 4+.*/ &8.!5 ,.44

!.8 48.%5 :2.3/ 4.# :4.*3 &!.!6 5:.,*

!.& 4#.!! :,.// 5.%& +.52 #.%& /2.:4

r$R T+9al (aun maksimum arak or(inat maksimum (ari L?

GJ arak mmC

!. %.66 *:.5: %5.!! +*.,4

!.% %.4 *+.*/ %5.!! +4.35!.4 .8 *./, %5.!! +3.,5

!.5 .4! 2. %5.5! +,.34

!.6 .&8 5.4: %8.&! :*.2

!.# .56 /.,/ 44.%! :/.3:

!.8 .4 4.+, 4#.&! :/.:3

!.& !.# +.5 5!.!! +2.35

C. Ta'el "istri'usi pitch

= %6#.!!! mm

r$R Pit*) mmC

!. 8. 42:.+ 5,./ 4&.!6!

!.% 88.# /:+.+ ,4.5 5.&%&

!.4 &5.! /5. 2.5+ 56.6&&

!.5 &&. /2/.+ 24.5: 5&.!6

!.6 !!.! 3. 2/.42 5&.68%

!.# !!.! 3. 2/.42 5&.68%

!.8 !!.! 3. 2/.42 5&.68%

!.& !!.! 3. 2/.42 5&.68%

Fkala *%/G

Fkala *%*G

l!.6R 

 =

!.8# x .46!

Jari  ℄ k+ T? Jari  ℄ k+ L?

Gl!.6R 

LT?

mmC Gl!.6R 

LL?

mmC Gl!.6R 

LTQT

mmC

'Gl!.6R 

 li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

'  ℄=*+nt+r lin+ T?=trailin< +(<+ L?=l+a(in< +(<+-

B. Ta'el kete'alan "aun F#ungsi7D8G H arak or"inat $aksi$u$ "ari !E F#ungsi7panang potongan8G

tmaO

 mmC GLTQT

'GJ GLTQT

 li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

Ho $ J =

Ho = !.8!5 x .5

GHo Ho$π mmC

Page 17: Perhitungan Propeller MT AFDAL MAMMAR

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D. Ra"ius "ari hi"ung F#ungsi7D8G

r$R GJ

!. !.5 !.!!4

!.% !.!5 !.!!4

!.4 !.!&5 !.!!%

!.5 !.!85 !.!!% FN<T scale"G

.3 !.!#! !.!!%

!.# !.!55 !.!!

!.8 !.!4! !.!!

!.& !.!4! !.!!

!.&5 !.!4! !.!!

TIP !.!4! !.!!

E. Ta'el or"inat=or"inat "ari $aksi$u$ or"inat

r$R  BACK 

Trailin< ?(<+ L+a(in< ?(<+!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. 3 5.:+ 2.25 **.2: *:.+4 *:./: *+.25 **.24 *.+* ,.,: 5.,+ 3

!.% 3 3.*2 ,.5 *.// **.53 **.23 **.4+ *.4+ ,.,* 5.3* 3.35 3

!.4 3 /.4 5.4: 2.*/ *.+3 *.:, 2.,3 ,.2* 5.44 3.:3 /./+ 3

!.5 3 :.2* 3.*3 5.5/ ,.5: ,.,: ,.:+ 5.4* 3.2 /.** 4.:5 3

!.6 3 +.2, 4.22 3.:4 5.*2 5.+, 3.5, /.,2 4.5+ :.,, :.++ 3

!.# 3 +.: :.2* 4.25 /.3/ /.5* /.*2 4.:, :.:: +./2 +./ 3

!.8 3 *.5/ +.2 :.3/ 4.*: 4.*/ :.3/ +.24 +.3 *.4, *.2 3

!.& 3 *.++ *.,2 +.:/ +.3+ +.3+ +.:/ *.,2 *.++ .,* ./2 3

)ACE

Trailin< ?(<+ L+a(in< ?(<+!!G 8!G 6!G 4!G !G !G 4!G 6!G 8!G &!G &5G !!G

!. 4.*+ +./ *./ .5/ .+* .3 .:+ .,* *.,/ +.52 :.3 /.42

!.% :., *.4, .5 .+* 3 .* .*3 ./3 *.:+ +.* +.5 4./3

!.4 *.,2 .33 .*3 3 3 3 .: .+, .,+ *.:+ *.,2 :.3/

!.5 .,* .*3 3 3 3 3 3 .3 .:2 .53 *.+ +.54

!.6 3 3 3 3 3 3 3 3 .3 .:: .3+ *.,+

!.# 3 3 3 3 3 3 3 3 3 .+ .*4 .24

  (ari masin<3masin< poton<an Ta9+l @I.BC satuan = mm-

R  7Q2?

mmC

'GJ li)at Ean Lamm+r+n Ta9l+ 8 p. !4F-

'or(inat (in1atakan (alam p+rs+ntas+ (ari k+t+9alan maksimum or(inat maksimumC