Excel Perhitungan Mata Kuliah Tahanan Dan Propulsi
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Transcript of Excel Perhitungan Mata Kuliah Tahanan Dan Propulsi
Data Kapal
Tipe Kapal = Oil Carrier Ket :Length between perpendiculars (Lpp) = 97.56 m 1 m = 3.28084 feetLength of waterline (Lwl) = 100.4868 m 1 knot = 0.514 m/sLength Displacement (Ldisp) = 99.0234 mLebar (B) = 16 m Nilai L (97%LWL) =Tinggi (H) = 8.5 mSarat Air (T) = 6.36 m 0.1641493745Kecepatan Dinas (Vs) = 13.5 knot 6.09201225Koefisien Blok (δ) = 0.6909 133.0185247514
Koefisien Midship (β) = 0.998 0.0652493763
Koefisien Perismatik (φ) = 0.6923LCB = 0.8497 m = 6961.9375760256
Menghitung Cf menggunakan metode ATTC 1947
Speed (knot) Rn Cf S
14 766811254.294804 0.0015816532 2186.618133613.5 739425138.069989 0.001588987 2186.6181336
13 712039021.845175 0.0015966476 2186.6181336
12 657266789.395546 0.0016130648 2186.618133611 602494556.945917 0.0016311777 2186.618133610 547722324.496288 0.0016513429 2186.6181336
9 492950092.04666 0.0016740384 2186.6181336
m3
Menghitung Cf menggunakan metode ITTC 1957Speed (knot) Rn Cf S
14 766811254.294804 0.001582 2186.6181336 91.820953879213.5 739425138.069989 0.001590 2186.6181336 85.772525539
13 712039021.845175 0.001597 2186.6181336 79.917603406912 657266789.395546 0.001614 2186.6181336 68.791649531511 602494556.945917 0.001632 2186.6181336 58.450240697310 547722324.496288 0.001652 2186.6181336 48.9012612062
9 492950092.04666 0.001674 2186.6181336 40.153486226
Menghitung Cf menggunakan metode Hughes Line
Speed (knot) Rn Cf S
14 766811254.294804 0.001405 2186.618133613.5 739425138.069989 0.001411 2186.6181336
13 712039021.845175 0.001418 2186.618133612 657266789.395546 0.001432 2186.618133611 602494556.945917 0.001449 2186.618133610 547722324.496288 0.001467 2186.6181336
9 492950092.04666 0.001487 2186.6181336
RF
7135.9860154262
Guldhammer
Speed (Knot) Fn Rn Cr Cf14 0.24618 766811254.29480 0.00156 0.00158
13.5 0.23738 739425138.06999 0.00136 0.0015913 0.22859 712039021.84518 0.00120 0.00160
97.47 12 0.21101 657266789.39555 0.00093 0.0016111 0.19342 602494556.94592 0.00077 0.0016310 0.17584 547722324.49629 0.00066 0.00165
9 0.15826 492950092.04666 0.00058 0.00167
5.2626 Koreksi LCB =
Cr (5,0) Cr (5,2626) Cr (5,5)1.693389501 1.5560229047 1.4318217429 0.2090128147
1.4784186649 1.3576757077 1.2485049487 0.17128458831.3124886585 1.2003954938 1.0990455175 0.13377183030.9894413047 0.9259171997 0.8684813466 0.0615715015
0.8447087961 0.7744815192 0.710984937 0
0.7176290031 0.6579765488 0.6040412812 00.6349971677 0.5820043127 0.5340903777 0
Korek B/T = 2.5 Nilai-nilai tambahan :CAA =CA =CAS =
L/ =
CrLCB
Tahanan Total
Guldhammer
Holtrop
Tahanan Total + Margin
Guldhammer
Holtrop
HoltropSpeed (Knot)
14 91.8209538792 1.2015001435 0.8082712246 65.979213.5 85.772525539 1.2015001435 0.755028796 59.3894
13 79.9176034069 1.2015001435 0.7034897422 49.731112 68.7916495315 1.2015001435 0.6055514396 20.034111 58.4502406973 1.2015001435 0.5145192424 13.078210 48.9012612062 1.2015001435 0.4304625536 4.5858
9 40.153486226 1.2015001435 0.3534586183 1.6087
18.8969365448 C1 = 2.27444605140.912 C2 = 1
C3 = 0
1.4 C4 = 0.04C5 = 1
0.8183054325 C7 = 0.1641493745CA = 0.000525552 C15 = -1.69385
C16 = 1.264797991613.7486554148
m1 = -2.179737
Fn M20.24618 -0.1558980.23738 -0.1376490.22859 -0.1197700.21101 -0.0859130.19342 -0.0560600.17584 -0.0319800.15826 -0.014977
RF 1+K1 RPP RW
LR =C14 =
(1+K2)eq =
=
SAPP =
Ct S Rt Rt Margin CtMargin0.00365 2186.61813 211.76931 243.53471 0.00419673690.00346 2186.61813 186.56214 214.54646 0.00397613180.00331 2186.61813 165.51724 190.34482 0.00380418220.00305 2186.61813 130.02748 149.53160 0.00350733640.00292 2186.61813 104.46597 120.13586 0.00335346860.00282 2186.61813 83.48144 96.00365 0.00324260980.00277 2186.61813 66.34149 76.29272 0.0031813028
Cr0.0047818673 0.00099947150.0013492463 0.0002311051
-0.0028151024 0.0003765814-0.0064790211 0.0003989231
0.001258324 0 Perbandingan antara tahanan Guldhammer dan Halvard
0.0089245887 0 RT Guldhammer RT Halvard0.0169904519 0 243.53471 238.7490251422
214.54646 220.2918463868
Nilai-nilai tambahan : 190.34482 198.66475836010.00007 149.53160 144.5540742057
0.0004 120.13586 118.04544815690.00004 96.00365 91.2307135086
76.29272 72.2316285654
LCB
Tahanan Total
Guldhammer
Holtrop
Tahanan Total + Margin
Guldhammer
Holtrop
Ct0 0 30.4975318946 207.6078479498 238.7490251422 0.00357762360 0 28.3580366724 191.5581272929 220.2918463868 0.00355009510 0 26.2963412765 172.7519637914 198.6647583601 0.00345257590 0 22.4063499634 125.6991949614 144.5540742057 0.00294833580 0 18.8275579553 102.6482157886 118.0454481569 0.0028653190 0 15.5599652523 79.3310552249 91.2307135086 0.00267947790 0 12.6035718544 62.810111796 72.2316285654 0.0026190965
14.13
RB RTR RA RTOT RTOT Margin
Sudut masuk (IE) =
Perbandingan antara tahanan Guldhammer dan Halvard
%2.0045%
-2.6081%
-4.1879%3.4434%1.7709%5.2317%
5.6223%
Ctsm0.00411426710.00408260940.00397046230.00339058620.00329511690.00308139960.0030119609
DAYAA. Menentukan Effective Horse PowerEHP = 1 Hp = 0.7456 Kw = 1488.738 Kw = 1996.698 Hp
B. Menentukan Delivered Horse PowerDHP = EHP/Pc Pc = ηH * ηrr * ηo = 0.655714 = 2270.408 Kw ηH = (1-t)/(1-w) w = 0,5Cb-0,05t = k * w = 3045.075 Hp 1.10903 = 0.29545 = 0.218633
ηrr = 1.075ηo = 55%
C. Menentukan Shaft Horse PowerSHP = DHP/ηsηb = 2316.743 Kw = 3107.219 Hp
D. Menentukan Brake Horse PowerBHPscr = SHP/ηG = 2364.023 Kw ηG = 0.98
3170.632 HpBHPmcr = BHPscr/0,85 2781.204 Kw 3730.155 Hp
Mesin yang digunakan : Wartsila 26 Gearbox Gearbox PenggantiTipe : 9L26 Merk = ZF Merk = ZFDaya mesin : 3060 Kw Type = ZF 43100 NC Type = ZF 11850 NR
4160 Hp Ratio = 5.579 Ratio = 5Putaran Mesin : 1000 RPMWeight : 23.6 ton
RTDinas * VS
SARAT KAPAL KOSONG
Perhitungan DWT dan LWT
Berat Bahan Bakar Mesin Induk
(Ton)
(Ton)
Dimana BHP Mesin utama dari catalog (kW)
183 g/kWh Spesifik konsumsi bahan bakar mesin indukS = Rute Pelayaran (Nautical Miles)
Vs = Kecepatan Kapal (Knots)C = Koreksi Cadangan (1.3-1.5)
175 Ton Alur pelayaran = Cilacap - Manado (1404 Nm)
Volume Bahan Bakar Mesin Induk
Dimana ρ diesel = 0.95
183.9092 183909.2 Liter
Koreksi Volume Tambahan Bahan Bakar Mesin Induk
(Koreksi untuk Double Bottom)
187.5874 187587.4 Liter
(Koreksi untuk Ekspansi karena Panas)
191.3392 191339.2 Liter
191.3392 m3= 191339.2 Liter
Berat Bahan Bakar Mesin Bantu
(Ton)
(Ton)
26.20706 Ton
WFO = BHPME . bME . (S/Vs) . 10-6 . C
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
WFO = BHPME . bME . (S/Vs) . 10-6 . 1.5
BHPME =
bME =
WFO =
V(WFO) = WFO / ρ (m3) "Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
Ton/m3
V(WFO) = m3 =
V2 (WFO) = 102% . V (WFO) (m3)V2 (WFO) = m3
V3 (WFO) = 102% . V2 (WFO) (m3)V3`(WFO) = m3
Jadi V(WFO) = "Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
WFB = (0.1-0.2) . WFO "Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16WFB = 0.15 . WFO
WFB =
Volume Bahan Bakar Mesin Bantu
Dimana ρ diesel = 0.95
27.58638 27586.38 LiterPenambahan Volume Tanki Bahan Bakar Mesin Bantu
28.68984 28689.84 Liter
Berat Minyak Pelumas
(Ton)
(Ton)
Dimana BHP Mesin utama dari catalog (kW)
(1.2-1.6)S = Rute Pelayaran (Nautical Miles)
Vs = Kecepatan Kapal (Knots)C = Koreksi Cadangan (1.3-1.5)
0.816 Ton
Volume Minyak Pelumas
Dimana ρ lube oil = 0.9
0.906667 = 906.6667 Liter
Penambahan Volume Tanki Minyak Pelumas
0.942933 = 942.9333 Liter
Berat Fresh Water
Air Minum
a = kg
a = kga = 711.1879 kg = 0.711188 Ton
Air Cuci
V (WFB) = WFB / ρ (m3) "Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16Ton/m3
V (WFB) = m3
VTank (WFB) = 104% . V (WFB)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
VTank (WFB) = m3 =
WLO = BHPME . bLO . (S/Vs) . 10-6 . C
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
WLO = BHPME . bLO . (S/Vs) . 10-6 . 1.5
BHPME =
bLO =
WLO =
V(WLO)= WLO / ρ (m3)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
Ton/m3
V(WLO)= m3
VTank (WLO) = 104% . V(WLO)
VTank (WLO) = m3
((10-20) . Total Crew . S(km)) / 24 . Vs (km/h)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
(18 . Total Crew . S(km)) / / 24 . Vs (km/h)
b = kg
b = kgb = 7111.879 kg = 7.111879 Ton
Air Pendinginan Mesin
c= ton= 1.343462 ton= 1343.462 kg
Total Berat Fresh Water
a + b + c (Ton)
9166.529 kg
9.166529 Ton
Berat Bahan Makanan
kg
197.5522 kg = 0.197552 Ton
Berat Crew dan Barang Bawaan
Crew = 80 kg/crewBawaan = 40 kg/crew
(Crew + Bawaan) . Total Crew
1920 kg = 1.92 Ton
Berat Cadangan
(0.5-1.5)% . Vdisp (Ton)
1.5% . Vdisp (Ton)
104.4291 (Ton)
WT = WFO + WFB + WLO + WFW + WP + WCP + WRWT = 317.45 Ton
LWT CalculationBerat Baja Kapal
Dimana : = panjang forcastle deck = 7.1604
= tinggi forcastle = 2.4
((80-200) . Total Crew . S(km)) / 24 . Vs (km/h)
(180 . Total Crew . S(km)) / / 24 . Vs (km/h)
BHPME . 4 . (S/Vs) . 10-6
WFW =
WFW =
WFW =
WP = (5 . Total Crew . S(km)) / 24 . Vs (km/h)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
WP =
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
WCP =
WCP =
WR = "Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17WR =
WR =
Perhitungan berat baja kapal berdasarkan formula dari Watson, RINA (Practical Ship Design, DGM Watson) :
E(Llyod's equipment num) = Lpp(B+T)+ 0.85 Lpp(H-T)+0.85{(L1.h1)+0.75(L2.h2)}
L1
h1
= panjang poopdeck = 21.2528
= tinggi bangunan atas = 12
sehingga nilai E adalah = 2536.094Berat baja kapal(Wst)
Dimana nilai K didapat dari Tabel yang terdapat pada buku practical ship design hal 85.
K = 0.032 ± 0.003 Diambil nilai K == 1278.752 ton
Berat Outfit dan Akomodasi
0.4 x Lpp x B= 624.384 ton (Practical Ship Design Page. 100 DGM Watson)
Berat Instalasi Permesinan
Wmt = 2781 Kw= 349.8115
Berat Cadangan (WRes)
WRes = 2.5% (Wst+WOA+Wmt)= 56.32368 ton
LWT = Wst+Woa+Wmt+Wres= 2309.3 ton
Berat Air BallastBerat air Ballast diestimasikan 10-20% dari berat displacement kapal, pada desain ini diambil 20% dari berat displacement Kapal.
Ton= 1427.2 Ton
L2
h2
m2
Wst = K x E1.36
Wst = K x E1.36
WOA =
0.72 x MCR 0.78 ,dimana BHP MCR =
Untuk menghindari kesalahan pada perencanaan akibat perkiraan yang kurang tepat dalam hal perhitungan serta hal-hal yang sebelumnya belum dimasukkan dalam perhitungan, maka perlu faktor penambahan berat (2 - 3) % LWT, diambil angka penambahan sebesar 2.5%
Wballast = 20% *
V(Wballast) = Wballast/ ρ air laut = 1392.388
Koreksi c untuk penambahan volume air ballast karena konstruksi tangkipada double bottom dan pemanasan sebesar 4% V(Wballast)
V(Wballast) = V(Wballast) + (4% V(Wballast)) = 1448.083
Perhitungan DWTDWT = Berat Displacement (Δ) - LWT = 4826.7 Ton
Perhitungan PayloadPayload = DWT - Wt = 4509.3 Ton
Perhitungan Sarat Air Kapal Tanpa MuatanDalam perhitungan ini di rencanakan kondisi kapal tanpa bermuatan dengan ballast : Berat yang digunakan yakni LWT,Ballast,Wt .
LWT + Ballast + Wt
= 4053.92 Ton3955.042
Sarat Kapal Kosong
= 3.613084
0
m3
m3
Wsarat kosong =
Vsarat kosong = m3
Sarat Kapal Kosong (TLWT) = VLWT/(BxLxCb)
SARAT KAPAL KOSONG
Perhitungan DWT dan LWT
Berat Bahan Bakar Mesin Induk
Spesifik konsumsi bahan bakar mesin induk
Alur pelayaran = Cilacap - Manado (1404 Nm)
Volume Bahan Bakar Mesin Induk
Koreksi Volume Tambahan Bahan Bakar Mesin Induk
(Koreksi untuk Double Bottom)
(Koreksi untuk Ekspansi karena Panas)
Berat Bahan Bakar Mesin Bantu
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk
"Tentang Rencana Umum" Gaguk
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
Volume Bahan Bakar Mesin Bantu
Penambahan Volume Tanki Bahan Bakar Mesin Bantu
Berat Minyak Pelumas
Volume Minyak Pelumas
Penambahan Volume Tanki Minyak Pelumas
Berat Fresh Water
Air Minum
Air Cuci
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
Air Pendinginan Mesin
Total Berat Fresh Water
Berat Bahan Makanan
Berat Crew dan Barang Bawaan
Berat Cadangan
LWT CalculationBerat Baja Kapal
m
m
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
Perhitungan berat baja kapal berdasarkan formula dari Watson, RINA (Practical Ship Design,
E(Llyod's equipment num) = Lpp(B+T)+ 0.85 Lpp(H-T)+0.85{(L1.h1)+0.75(L2.h2)}
m
m
Berat baja kapal(Wst)
Dimana nilai K didapat dari Tabel yang terdapat pada buku practical ship design hal 85.
0.03
Berat Outfit dan Akomodasi
(Practical Ship Design Page. 100 DGM Watson)Berat Instalasi Permesinan
Berat Cadangan (WRes)
Berat Air Ballast
Untuk menghindari kesalahan pada perencanaan akibat perkiraan yang kurang tepat dalam hal perhitungan serta hal-hal yang sebelumnya belum dimasukkan dalam perhitungan, maka perlu faktor penambahan berat (2 - 3) % LWT, diambil angka penambahan sebesar 2.5%
Perhitungan DWT
Perhitungan Payload
Perhitungan Sarat Air Kapal Tanpa MuatanDalam perhitungan ini di rencanakan kondisi kapal tanpa bermuatan dengan ballast :
Sarat Kapal Kosong
Station PM
WL ordinat faktor luas hasil fungsi luas luas(m2)
17.3045 1 7.3045
47.2037 15.73456677.9748 4 31.89928 1 8
28 1 8
48 168 4 328 1 8
38 1 8
48 168 4 328 1 8
48 1 8
48 168 4 328 1 8
58 1 8
48 168 4 328 1 8
68 1 8
48 168 4 328 1 8
6.368 1 8
48 5.768 4 328 1 8
7.368 1 8
48 168 4 328 1 8
8.368 1 8
48 168 4 328 1 8
8.58 1 8
48 2.248 4 328 1 8
Station 0
WL ordinat faktor luas hasil fungsi luas luas(m2)
10 1 0
0 00 4 00 1 0
20 1 0
0 00 4 00 1 0
30 1 0
0 00 4 00 1 0
40 1 0
0 00 4 00 1 0
50 1 0
0.7463 0.248766670 4 00.7463 1 0.7463
60.7463 1 0.7463
7.4231 2.474366671.2588 4 5.03521.6416 1 1.6416
6.361.6416 1 1.6416
10.5913 1.2709561.7658 4 7.06321.8865 1 1.8865
7.361.8865 1 1.8865
13.2675 4.42252.2131 4 8.85242.5286 1 2.5286
8.362.5286 1 2.5286
16.9923 5.66412.8337 4 11.33483.1289 1 3.1289
8.53.1289 1 3.1289
19.0163 0.887427333.1694 4 12.67763.2098 1 3.2098
Station 1
WL ordinat faktor luas hasil fungsi luas luas(m2)
10.1825 1 0.1825
2.6883 0.89610.4966 4 1.98640.5194 1 0.5194
20.5194 1 0.5194
3.1685 1.056166670.5271 4 2.10840.5407 1 0.5407
30.5407 1 0.5407
3.5639 1.187966670.5846 4 2.33840.6848 1 0.6848
40.6848 1 0.6848
5.3438 1.781266670.8682 4 3.47281.1862 1 1.1862
51.1862 1 1.1862
10.6404 3.54681.7772 4 7.10882.3454 1 2.3454
62.3454 1 2.3454
16.0269 5.34232.6863 4 10.74522.9363 1 2.9363
6.362.9363 1 2.9363
18.0968 2.1716163.0165 4 12.0663.0945 1 3.0945
7.363.0945 1 3.0945
19.8498 6.61663.3087 4 13.23483.5205 1 3.5205
8.363.5205 1 3.5205
22.3765 7.458833333.7298 4 14.91923.9368 1 3.9368
8.53.9368 1 3.9368
23.7935 1.110363333.9656 4 15.86243.9943 1 3.9943
Station 2
WL ordinat faktor luas hasil fungsi luas luas(m2)
10.8862 1 0.8862
9.4653 3.15511.6719 4 6.68761.8915 1 1.8915
21.8915 1 1.8915
12.3359 4.111966672.0529 4 8.21162.2328 1 2.2328
32.2328 1 2.2328
14.8704 4.95682.4697 4 9.87882.7588 1 2.7588
42.7588 1 2.7588
18.4478 6.149266673.0748 4 12.29923.3898 1 3.3898
53.3898 1 3.3898
22.0807 7.360233333.6857 4 14.74283.9481 1 3.9481
63.9481 1 3.9481
25.0339 8.344633334.1762 4 16.70484.381 1 4.381
6.364.381 1 4.381
26.7042 3.2045044.4509 4 17.80364.5196 1 4.5196
7.364.5196 1 4.5196
28.2284 9.409466674.7058 4 18.82324.8856 1 4.8856
8.364.8856 1 4.8856
30.3519 10.11735.0596 4 20.23845.2279 1 5.2279
8.55.2279 1 5.2279
31.5064 1.470298675.2511 4 21.00445.2741 1 5.2741
Station 3
WL ordinat faktor luas hasil fungsi luas luas(m2)
11.7705 1 1.7705
17.5705 5.856833333.0588 4 12.23523.5648 1 3.5648
23.5648 1 3.5648
23.4298 7.809933333.9175 4 15.674.195 1 4.195
34.195 1 4.195
26.5652 8.855066674.4311 4 17.72444.6458 1 4.6458
44.6458 1 4.6458
29.0735 9.691166674.8476 4 19.39045.0373 1 5.0373
55.0373 1 5.0373
31.2838 10.42793335.2157 4 20.86285.3837 1 5.3837
65.3837 1 5.3837
33.2446 11.08153335.5422 4 22.16885.6921 1 5.6921
6.365.6921 1 5.6921
34.4642 4.1357045.7442 4 22.97685.7953 1 5.7953
7.365.7953 1 5.7953
35.6016 11.86725.9357 4 23.74286.0635 1 6.0635
8.366.0635 1 6.0635
37.1239 12.37463336.1883 4 24.75326.3072 1 6.3072
8.56.3072 1 6.3072
37.9403 1.770547336.3234 4 25.29366.3395 1 6.3395
Station 4
WL ordinat faktor luas hasil fungsi luas luas(m2)
12.7572 1 2.7572
24.3746 8.124866674.1758 4 16.70324.9142 1 4.9142
24.9142 1 4.9142
32.4384 10.81285.428 4 21.7125.8122 1 5.8122
35.8122 1 5.8122
36.5236 12.17453336.0998 4 24.39926.3122 1 6.3122
46.3122 1 6.3122
38.7668 12.92226676.4682 4 25.87286.5818 1 6.5818
56.5818 1 6.5818
39.9591 13.31976.6637 4 26.65486.7225 1 6.7225
66.7225 1 6.7225
40.5852 13.52846.7657 4 27.06286.7999 1 6.7999
6.366.7999 1 6.7999
40.8676 4.9041126.8113 4 27.24526.8225 1 6.8225
7.366.8225 1 6.8225
41.1298 13.70993336.8547 4 27.41886.8885 1 6.8885
8.366.8885 1 6.8885
41.5448 13.84826676.9239 4 27.69566.9607 1 6.9607
8.56.9607 1 6.9607
41.796 1.950486.966 4 27.8646.9713 1 6.9713
Station 5
WL ordinat faktor luas hasil fungsi luas luas(m2)
14.1438 1 4.1438
33.0537 11.01795.5721 4 22.28846.6215 1 6.6215
26.6215 1 6.6215
40.4514 13.48386.7103 4 26.84126.9887 1 6.9887
36.9887 1 6.9887
42.8311 14.27703337.1493 4 28.59727.2452 1 7.2452
47.2452 1 7.2452
43.7907 14.59697.3024 4 29.20967.3359 1 7.3359
57.3359 1 7.3359
44.132 14.71066677.3568 4 29.42727.3689 1 7.3689
67.3689 1 7.3689
44.2496 14.74986677.3754 4 29.50167.3791 1 7.3791
6.367.3791 1 7.3791
44.282 5.313847.3803 4 29.52127.3817 1 7.3817
7.367.3817 1 7.3817
44.3249 14.77496677.3871 4 29.54847.3948 1 7.3948
8.367.3948 1 7.3948
44.4298 14.80993337.4046 4 29.61847.4166 1 7.4166
8.57.4166 1 7.4166
44.5105 2.077156677.4184 4 29.67367.4203 1 7.4203
Station 6
WL ordinat faktor luas hasil fungsi luas luas(m2)
15.7424 1 5.7424
40.8851 13.62836676.9464 4 27.78567.3571 1 7.3571
27.3571 1 7.3571
44.9995 14.99983337.5104 4 30.04167.6008 1 7.6008
37.6008 1 7.6008
45.8885 15.29616677.6525 4 30.617.6777 1 7.6777
47.6777 1 7.6777
46.1192 15.37306677.6875 4 30.757.6915 1 7.6915
57.6915 1 7.6915
46.1607 15.38697.6938 4 30.77527.694 1 7.694
67.694 1 7.694
46.1605 15.38683337.6933 4 30.77327.6933 1 7.6933
6.367.6933 1 7.6933
46.1608 5.5392967.6934 4 30.77367.6939 1 7.6939
7.367.6939 1 7.6939
46.1771 15.39236677.696 4 30.7847.6992 1 7.6992
8.367.6992 1 7.6992
46.2232 15.40773337.7037 4 30.81487.7092 1 7.7092
8.57.7092 1 7.7092
46.2601 2.158804677.71 4 30.847.7109 1 7.7109
Station 7
WL ordinat faktor luas hasil fungsi luas luas(m2)
16.8475 1 6.8475
45.3863 15.12876677.6829 4 30.73167.8072 1 7.8072
27.8072 1 7.8072
47.1071 15.70236677.8532 4 31.41287.8871 1 7.8871
37.8871 1 7.8871
47.4242 15.80806677.9054 4 31.62167.9155 1 7.9155
47.9155 1 7.9155
47.5256 15.84186677.9219 4 31.68767.9225 1 7.9225
57.9225 1 7.9225
47.535 15.8457.9225 4 31.697.9225 1 7.9225
67.9225 1 7.9225
47.535 15.8457.9225 4 31.697.9225 1 7.9225
6.367.9225 1 7.9225
47.535 5.70427.9225 4 31.697.9225 1 7.9225
7.367.9225 1 7.9225
47.5366 15.84553337.9227 4 31.69087.9233 1 7.9233
8.367.9233 1 7.9233
47.5455 15.84857.9242 4 31.69687.9254 1 7.9254
8.57.9254 1 7.9254
47.5536 2.2191687.9256 4 31.70247.9258 1 7.9258
Station 14
WL ordinat faktor luas hasil fungsi luas luas(m2)
15.4771 1 5.4771
43.0618 14.35393337.493 4 29.9727.6127 1 7.6127
27.6127 1 7.6127
45.9482 15.31606677.6592 4 30.63687.6987 1 7.6987
37.6987 1 7.6987
46.421 15.47366677.7377 4 30.95087.7715 1 7.7715
47.7715 1 7.7715
46.8708 15.62367.7958 4 31.18327.9161 1 7.9161
57.9161 1 7.9161
47.0395 15.67983337.8227 4 31.29087.8326 1 7.8326
67.8326 1 7.8326
47.0643 15.68817.8439 4 31.37567.8561 1 7.8561
6.367.8561 1 7.8561
47.1629 5.6595487.8605 4 31.4427.8648 1 7.8648
7.367.8648 1 7.8648
47.2576 15.75253337.8764 4 31.50567.8872 1 7.8872
8.367.8872 1 7.8872
47.3833 15.79443337.8973 4 31.58927.9069 1 7.9069
8.57.9069 1 7.9069
47.4487 2.21427267
8.5 7.9081 4 31.6324 47.4487 2.214272677.9094 1 7.9094
Station 15
WL ordinat faktor luas hasil fungsi luas luas(m2)
13.0281 1 3.0281
29.931 9.9775.1002 4 20.40086.5021 1 6.5021
26.5021 1 6.5021
41.3688 13.78966.9423 4 27.76927.0975 1 7.0975
37.0975 1 7.0975
43.0018 14.33393337.1694 4 28.67767.2267 1 7.2267
47.2267 1 7.2267
43.7056 14.56853337.2837 4 29.13487.3441 1 7.3441
57.3441 1 7.3441
44.4769 14.82563337.4114 4 29.64567.4872 1 7.4872
67.4872 1 7.4872
45.3781 15.12603337.5641 4 30.25647.6345 1 7.6345
6.367.6345 1 7.6345
45.9217 5.5106047.6538 4 30.61527.672 1 7.672
7.367.672 1 7.672
46.2413 15.41376677.7089 4 30.83567.7337 1 7.7337
8.367.7337 1 7.7337
46.5003 15.50017.7508 4 31.0032
8.367.7634 1 7.7634
46.5003 15.5001
8.57.7634 1 7.7634
46.59 2.17427.765 4 31.067.7666 1 7.7666
Station 16
WL ordinat faktor luas hasil fungsi luas luas(m2)
11.7203 1 1.7203
19.6787 6.559566673.3241 4 13.29644.662 1 4.662
24.662 1 4.662
32.3524 10.78413335.4592 4 21.83685.8536 1 5.8536
35.8536 1 5.8536
36.2627 12.08756676.054 4 24.2166.1931 1 6.1931
46.1931 1 6.1931
37.9051 12.63503336.3189 4 25.27566.4364 1 6.4364
56.5473 1 6.5473
39.3898 13.12993336.5473 4 26.18926.6533 1 6.6533
66.6533 1 6.6533
40.5257 13.50856676.755 4 27.026.8524 1 6.8524
6.366.8524 1 6.8524
41.3144 4.9577286.8858 4 27.54326.9188 1 6.9188
7.366.9188 1 6.9188
42.0363 14.01217.0069 4 28.02767.0899 1 7.0899
8.367.0899 1 7.0899
43.0035 14.33457.168 4 28.6727.2416 1 7.2416
8.57.2416 1 7.2416
43.509 2.030427.2515 4 29.0067.2614 1 7.2614
Station 17
WL ordinat faktor luas hasil fungsi luas luas(m2)
11.216 1 1.216
13.749 4.5832.3522 4 9.40883.1242 1 3.1242
23.1242 1 3.1242
21.735 7.2453.6454 4 14.58164.0292 1 4.0292
34.0292 1 4.0292
25.7983 8.599433334.3123 4 17.24924.5199 1 4.5199
44.5199 1 4.5199
28.0696 9.356533334.6819 4 18.72764.8221 1 4.8221
54.8221 1 4.8221
29.7662 9.922066674.9601 4 19.84045.1037 1 5.1037
65.1037 1 5.1037
31.5061 10.50203335.2508 4 21.00325.3992 1 5.3992
6.365.3992 1 5.3992
32.7148 3.9257765.4525 4 21.815.5056 1 5.5056
7.365.5056 1 5.5056
33.7854 11.2618
7.36 5.6213 4 22.4852 33.7854 11.26185.7946 1 5.7946
8.365.7946 1 5.7946
35.6114 11.87046675.9356 4 23.74246.0744 1 6.0744
8.56.0744 1 6.0744
36.5617 1.706212676.0936 4 24.37446.1129 1 6.1129
Station 18
WL ordinat faktor luas hasil fungsi luas luas(m2)
10.667 1 0.667
8.1434 2.714466671.4151 4 5.66041.816 1 1.816
21.816 1 1.816
12.8787 4.29292.1857 4 8.74282.3199 1 2.3199
32.3199 1 2.3199
15.0349 5.011633332.5087 4 10.03482.6802 1 2.6802
42.6802 1 2.6802
17.0284 5.676133332.8411 4 11.36442.9838 1 2.9838
52.9838 1 2.9838
18.6117 6.20393.1044 4 12.41763.2103 1 3.2103
63.2103 1 3.2103
19.8627 6.62093.3101 4 13.24043.412 1 3.412
6.363.412 1 3.412
20.706 2.484723.4507 4 13.8028
6.363.4912 1 3.4912
20.706 2.48472
7.363.4912 1 3.4912
21.7023 7.23413.6144 4 14.45763.7535 1 3.7535
8.363.7537 1 3.7537
23.4652 7.821733333.9083 4 15.63324.0783 1 4.0783
8.54.0783 1 4.0783
24.6201 1.1489384.1033 4 16.41324.1286 1 4.1286
Station 19
WL ordinat faktor luas hasil fungsi luas luas(m2)
10 1 0
2.005 0.668333330.373 4 1.4920.513 1 0.513
20.513 1 0.513
3.4203 1.14010.5755 4 2.3020.6053 1 0.6053
30.6053 1 0.6053
3.724 1.241333330.6199 4 2.47960.6391 1 0.6391
40.6391 1 0.6391
4.1308 1.376933330.6819 4 2.72760.7641 1 0.7641
50.7641 1 0.7641
5.4848 1.828266670.9038 4 3.61521.1055 1 1.1055
61.1055 1 1.1055
8.189 2.729666671.3588 4 5.43521.6483 1 1.6483
6.361.6483 1 1.6483
10.5481 1.2657721.7578 4 7.03121.8686 1 1.8686
7.361.8686 1 1.8686
13.0704 4.35682.1781 4 8.71242.4894 1 2.4894
8.362.4894 1 2.4894
16.8162 5.60542.8024 4 11.20963.1172 1 3.1172
8.53.1172 1 3.1172
18.9684 0.8851923.1614 4 12.64563.2056 1 3.2056
Station PM
WL ordinat faktor luas hasil fungsi luas luas(m2)
10 1 0
39.8992 13.29973337.9748 4 31.89928 1 8
28 1 8
48 168 4 328 1 8
38 1 8
48 168 4 328 1 8
48 1 8
48 168 4 328 1 8
58 1 8
48 168 4 328 1 8
68 1 8
48 16
6 8 4 32 48 168 1 8
6.368 1 8
48 5.768 4 328 1 8
7.368 1 8
48 168 4 328 1 8
8.368 1 8
48 168 4 328 1 8
8.58 1 8
48 2.248 4 328 1 8
Station PM WL 1
jumlah skala Stasion Luas FS Luas * FS
15.7345667 0.524485560 0 1 01 0.8961 4 3.58442 3.1551 2 6.3102
31.7345667 1.057818893 5.85683333 4 23.42733334 8.12486667 2 16.24973335 11.0179 4 44.0716
47.7345667 1.591152226 13.6283667 2 27.25673337 15.1287667 4 60.51506678 15.7345667 2 31.4691333
63.7345667 2.124485569 15.7345667 4 62.9382667
10 15.7345667 2 31.469133311 15.7345667 4 62.9382667
79.7345667 2.6578188912 15.7345667 2 31.469133313 15.7345667 4 62.938266714 14.3539333 2 28.7078667
95.7345667 3.1911522215 9.977 4 39.90816 6.55956667 2 13.119133317 4.583 4 18.332
101.494567 3.3831522218 2.71446667 2 5.4289333319 0.66833333 4 2.6733333320 0 1 0
117.494567 3.91648556JumlahBerat
133.494567 4.44981889
135.734567 4.52448556
Station 0 WL 2
jumlah skala Stasion Luas FS Luas * FS
0 00 0 1 01 1.95226667 4 7.809066672 7.26706667 2 14.5341333
0 03 13.6667667 4 54.66706674 18.9376667 2 37.87533335 24.5017 4 98.0068
0 06 28.6282 2 57.25647 30.8311333 4 123.3245338 31.7345667 2 63.4691333
0 09 31.7345667 4 126.938267
10 31.7345667 2 63.469133311 31.7345667 4 126.938267
0.24876667 0.0082922212 31.7345667 2 63.469133313 31.7345667 4 126.93826714 29.67 2 59.34
2.72313333 0.0907711115 23.7666 4 95.066416 17.3437 2 34.687417 7.00736667 4 28.0294667
3.99408933 0.1331363118 7.00736667 2 14.014733319 1.80843333 4 7.2337333320 0 1 0
8.41658933 0.28055298Jumlah
14.0806893 0.46935631
14.9681167 0.49893722
Station 1 WL 3
jumlah skala
0.8961 0.02987
1.95226667 0.06507556
3.14023333 0.10467444
4.9215 0.16405
8.4683 0.28227667
13.8106 0.46035333
15.982216 0.53274053
22.598816 0.75329387
30.0576493 1.00192164
31.1680127 1.03893376
Station 2 WL 4
jumlah skala
3.1551 0.10517
7.26706667 0.24223556
12.2238667 0.40746222
18.3731333 0.61243778
25.7333667 0.85777889
34.078 1.13593333
37.282504 1.24275013
46.6919707 1.55639902
56.8092707 1.89364236
58.2795693 1.94265231
Station 3 WL 5
jumlah skala
5.85683333 0.19522778
13.6667667 0.45555889
22.5218333 0.75072778
32.213 1.07376667
42.6409333 1.42136444
53.7224667 1.79074889
57.8581707 1.92860569
69.7253707 2.32417902
82.100004 2.7366668
83.8705513 2.79568504
Station 4 WL 6,36
jumlah skala Stasion Luas FS Luas * FS
8.12486667 0.270828890 3.99408933 1 3.994089331 15.982216 4 63.9288642 37.282504 2 74.565008
18.9376667 0.631255563 57.8581707 4 231.4326834 75.7866787 2 151.5733575 88.1500067 4 352.600027
31.1122 1.037073336 95.6104627 2 191.2209257 99.8752667 4 399.5010678 101.494567 2 202.989133
44.0344667 1.467815569 101.494567 4 405.978267
10 101.494567 2 202.98913311 101.494567 4 405.978267
57.3541667 1.9118055612 101.494567 2 202.98913313 101.494567 4 405.97826714 97.794748 2 195.589496
70.8825667 2.3627522215 88.1313373 4 352.52534916 73.662528 2 147.32505617 54.1338427 4 216.535371
75.7866787 2.5262226218 33.0046533 2 66.009306719 10.2504053 4 41.001621320 0 1 0
89.496612 2.9832204Volume 14031.4188
103.344879 3.44482929
105.295359 3.50984529
Station 5 WL 6,36
jumlah skala
11.0179 0.36726333
24.5017 0.81672333
38.7787333 1.29262444
53.3756333 1.77918778
68.0863 2.26954333
82.8361667 2.76120556
88.1500067 2.93833356
102.924973 3.43083244
117.734907 3.92449689
119.812063 3.99373544
Station 6
jumlah skala
13.6283667 0.45427889
28.6282 0.95427333
43.9243667 1.46414556
59.2974333 1.97658111
74.6843333 2.48947778
90.0711667 3.00237222
95.6104627 3.18701542
111.002829 3.70009431
126.410563 4.21368542
128.569367 4.28564558
Station 7
jumlah skala
15.1287667 0.50429222
30.8311333 1.02770444
46.6392 1.55464
62.4810667 2.08270222
78.3260667 2.61086889
94.1710667 3.13903556
99.8752667 3.32917556
115.7208 3.85736
131.5693 4.38564333
133.788468 4.4596156
Station 14
jumlah skala
14.3539333 0.47846444
29.67 0.989
45.1436667 1.50478889
60.7672667 2.02557556
76.4471 2.54823667
92.1352 3.07117333
97.794748 3.25982493
113.547281 3.78490938
129.341715 4.31139049
131.555987 4.38519958
131.555987 4.38519958
Station 15
jumlah skala
9.977 0.33256667
23.7666 0.79222
38.1005333 1.27001778
52.6690667 1.75563556
67.4947 2.24982333
82.6207333 2.75402444
88.1313373 2.93771124
103.545104 3.45150347
119.045204 3.96817347
119.045204 3.96817347
121.219404 4.0406468
Station 16
jumlah skala
6.55956667 0.21865222
17.3437 0.57812333
29.4312667 0.98104222
42.0663 1.40221
55.1962333 1.83987444
68.7048 2.29016
73.662528 2.4554176
87.674628 2.9224876
102.009128 3.40030427
104.039548 3.46798493
Station 17
jumlah skala
4.583 0.15276667
11.828 0.39426667
20.4274333 0.68091444
29.7839667 0.99279889
39.7060333 1.32353444
50.2080667 1.67360222
54.1338427 1.80446142
65.3956427 2.17985476
65.3956427 2.17985476
77.2661093 2.57553698
78.972322 2.63241073
Station 18
jumlah skala
2.71446667 0.09048222
7.00736667 0.23357889
12.019 0.40063333
17.6951333 0.58983778
23.8990333 0.79663444
30.5199333 1.01733111
33.0046533 1.10015511
33.0046533 1.10015511
40.2387533 1.34129178
48.0604867 1.60201622
49.2094247 1.64031416
Station 19
jumlah skala
0.66833333 0.02227778
1.80843333 0.06028111
3.04976667 0.10165889
4.4267 0.14755667
6.25496667 0.20849889
8.98463333 0.29948778
10.2504053 0.34168018
14.6072053 0.48690684
20.2126053 0.67375351
21.0977973 0.70325991
Station PM
jumlah skala
13.2997333 0.44332444
29.2997333 0.97665778
45.2997333 1.50999111
61.2997333 2.04332444
77.2997333 2.57665778
93.2997333 3.10999111
93.2997333 3.10999111
99.0597333 3.30199111
115.059733 3.83532444
131.059733 4.36865778
133.299733 4.44332444
Volume0
1.19482.1034
7.809111115.4165777814.69053339.0855777820.171688910.489711120.979422210.489711120.979422210.489711120.97942229.5692888913.30266674.373044446.110666671.809644440.89111111
01862.766851909.33602
Volume
EHP 5965.81 kW Rute Pelayaran :DHP 9286.83 kW KonversiBHP 11148.7 kW 1 Nautical MilRPM 124 rpm 1 m
1 KnotsMerk Wartsilla 1 HPDaya 11620 kW 1 kW
15820 hpType RTA50 Jarak Pelabuhan Tanjung Perak dengan Pelabuhan Semayang
Cylinder Bore 500 mm DistancePiston Stroke 2050 mm Speed
RPM 124 RPM TimeSFOC 171 g/kWh
Jarak Pulang-PergiV displ 19911.38
Waktu PPSARAT KAPAL KOSONG
Perhitungan Berat Kebutuhan Tangki Kapal Wt1. Berat Bahan Bakar Mesin Induk
=
Keterangan :
SVsC
=
=
= 247.38
2. Volume Bahan Bakar Mesin Induk
=
Dimana ρ diesel (HFO)=
HFO
= 249.625
= 249625
3. Koreksi Volume Tambahan Bahan Bakar Mesin Induk
=
= 254.617
= 254617
=
= 259.710
1 m3
WFO BHPME . SFOCME . (S/Vs) . 10-6 . C
BHPME
SFOCME
WFO BHPME . bME . (S/Vs) . 10-6 . C
11148.7 . 171 . (1622/17.5) . 10-6 . 1.4
V(WFO) WFO / ρ
V(WFO)
V2 (WFO) 102% . V (WFO)
V3 (WFO) 102% . V2 (WFO)
m^3
= 259710
=
4. Berat Bahan Bakar Mesin Bantu
=
=
= 37.1067
5. Volume Bahan Bakar Mesin Bantu
=
Dimana ρ mesin bantu (MDO) =
MDO
=
= 41.6929
= 41692.9
6. Penambahan Volume Tanki Bahan Bakar Mesin Bantu
=
=
=
7. Berat Minyak Pelumas
=
= BHP Mesin utama dari catalog (kW)
= (1.2-1.6)
S = Rute Pelayaran (Nautical Miles)Vs = Kecepatan Kapal (Knots)C = Koreksi Cadangan (1.3-1.5)
=
= 2.025
8. Volume Minyak Pelumas
=
Dimana ρ lube oil
=
= 2.250
Maka V(WFO)
WFB (0,1~0,2) WFO
0,15WFO
V (WFB) WFB / ρ
V (WFB) WFB / ρ
VTank (WFB)
WLO BHPME . bLO . (S/Vs) . 10-6 . C
BHPME
bLO
WLO BHPME . bLO . (S/Vs) . 10-6 . C
V(WLO) WLO / ρ
V(WLO) WLO / ρ
= 2250
9. Penambahan Volume Tanki Minyak Pelumas
=
=
=
Berat Fresh Water1. Air Minum
a =
=
= 1544.7427= 1.5447427
2. Air Cuci
b =
=
= 13902.6844853284= 13.9026844853
3. Air Pendinginan Mesin
c =
= 4.133= 4133
4. Total Berat Fresh Water
= a + b + c
= 19.581= 19581
Berat Bahan Makanan
=
= 386.185680148= 0.3861856801
Berat Crew dan Barang BawaanCrew = 75Bawaan = 20
= (Crew + Bawaan) . Total Crew
= 1900= 1.9
VTank (WLO)
((10~20) . Total Crew . S(km)) / 24 . Vs (km/h)
(20 . 20 . S(km))/24 . Vs (km/h)
((80-200) . Total Crew . S(km)) / 24 . Vs (km/h)
(180 . 20 . S(km)) / 24 . Vs (km/h)
BHPME . 4 . (S/Vs) . 10-6
WFW
WP (5 . Total Crew . S(km)) / 24 . Vs (km/h)
WCP
Berat Cadangan
=
= 1.3% . Vdisp= 258.85
Berat Total Kebutuhan :== 567.22
LWT Calculation1. Berat Baja Kapal (Wst)
Perhitungan berat baja kapal berdasarkan formula dari Watson, RINA (Practical Ship Design, DGM Watson) :
E(Llyod's equipment num)
= panjang forcastle deck
= tinggi forcastle
= panjang poopdeck
= tinggi bangunan atas
E =
= 136(25+8.814)+0.85x136(12.8-8.814)+0.85((13.423x4.2)+0.75(31.063x18))
= 5463.853635
Berat baja kapal(Wst)
Wst =
Dimana nilai K didapat dari Tabel yang terdapat pada buku practical ship design hal 85.
WR (0.5~1.5)% . Vdisp
Wt WFO + WFB + WLO + WFW + WP + WCP + WR
L1
h1
L2
h2
Lpp(B+T)+ 0.85 Lpp(H-T)+0.85{(L1.h1)+0.75(L2.h2)}
m2
K x E1,36
K = 0.036 ± 0.003
Wst =
= 4358.1404111614 Ton
2. Berat Outfit dan Akomodasi (Woa) = 0.4 x Lpp x B= 1360
3. Berat Instalasi Permesinan (Wmt)
Wmt =
= 1033.164. Berat Cadangan (Wres)
WRes = 3% (Wst+WOA+Wmt)= 202.54
0LWT = Wst+Woa+Wmt+Wres
= 6953.84
Berat Air Ballast
Berat air Ballast diestimasikan 10-20% dari berat displacement kapal, pada desain ini diambil 20% dari berat displacement Kapal.
Δ = 20409.1672234086 Ton
= 20% x Δ= 4081.83
V(Wballast) = Wballast/ ρ air laut
= 3982.28
Koreksi c untuk penambahan volume air ballast karena konstruksi tangki pada double bottom dan pemanasan sebesar 4% V(Wballast)
V(Wballast) = V(Wballast) + (4% V(Wballast))
= 4141.57
Perhitungan DWTDWT = Berat Displacement (Δ) - LWT
= 20409.167 - 6953.84
K x E1,36
WOA
0.72 x MCR 0,78
Untuk menghindari kesalahan pada perencanaan akibat perkiraan yang kurang tepat dalam hal perhitungan serta hal-hal yang sebelumnya belum dimasukkan dalam perhitungan, maka perlu faktor penambahan berat (2 - 3) % LWT, diambil angka penambahan sebesar 3%.
Vsarat kosong = m3
Wballast
= -6953.84
Perhitungan PayloadPayload = DWT - Wt
= 5297,29 - 184,23= -7521.06
Perhitungan Sarat Air Kapal Tanpa MuatanDalam perhitungan ini di rencanakan kondisi kapal tanpa bermuatan dengan ballast :
Berat yang digunakan yakni LWT,Ballast,Wt .= LWT + Ballast + Wt= 11602.90= 11319.8998486458
Berat sarat kosong terdapat di antara Sarat 5 - 6 m, sehingga dilakukan interpolasi :T(m) Δ(Ton)
x y5 10653.24Tx 11602.906 12974.16
Jadi sarat pada muatan kosong adalah
Wsarat kosong
Vsarat kosong
( 1))/( 3 1))=( 2 1))/( 3 1))(�� −� (� −� (� −� (� −�
Rute Pelayaran : Jakarta-Malaysia
1 Nautical Mil = 1.852 km= 3.28 feet= 0.514 m/s == 0.7355 kW= 1.35962 HP
= 1000 LitersJarak Pelabuhan Tanjung Perak dengan Pelabuhan Semayang
= 811 nautical miles= 17.5 knot == 1 day 12 and hours =
Jarak Pulang-Pergi = 1622 nautical miles= 3003.944 km= hoursSARAT KAPAL KOSONG
Perhitungan Berat Kebutuhan Tangki Kapal Wt
(Ton)
= BHP Mesin utama dari catalog (kW)
= Spesifik konsumsi bahan bakar mesin induk =171 g/kWh
= Rute Pelayaran (Nautical Miles)= Kecepatan Kapal (Knots)= Koreksi Cadangan (1.3-1.5)
Ton Pulang Pergi
0.991 0.991
249.625
249625 Liter GAK USAH LITER
Koreksi Volume Tambahan Bahan Bakar Mesin Induk
(Koreksi untuk Double Bottom)
254.617
254617 Liter
(Koreksi untuk Ekspansi karena Panas)
259.710
ME . (S/Vs) . 10-6 . C
. (S/Vs) . 10-6 . C
11148.7 . 171 . (1622/17.5) . 10-6 . 1.4
(m3)
ton/m3
m3
102% . V (WFO) m3
m3
102% . V2 (WFO) m3
m3
259710 Liter
259.710
259710 Liter
(Ton)
Ton
0.89
0.89
41.6929
41692.9 Liter
Penambahan Volume Tanki Bahan Bakar Mesin Bantu
43.3606
43360.6 Liter
BHP Mesin utama dari catalog (kW)
Rute Pelayaran (Nautical Miles)Kecepatan Kapal (Knots)Koreksi Cadangan (1.3-1.5)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
Ton
= 0.9
2.250"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
m3
(m3)
Ton/m3
(m3)
(m3)
104% . V (WFB)
(m3)
. (S/Vs) . 10-6 . C
. (S/Vs) . 10-6 . C
(m3)
Ton/m3
(m3)
2250 Liter"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
2.340"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
2340 Liter
Berat Fresh Water
kgton
kgton
(ton)
tonkg
tonkg
Berat Bahan Makanan
kg
kgton
Berat Crew dan Barang Bawaankg/crewkg/crew
(Crew + Bawaan) . Total Crew
kgton
104% . V(WLO)
(m3)
~20) . Total Crew . S(km)) / 24 . Vs (km/h)
)/24 . Vs (km/h)
((80-200) . Total Crew . S(km)) / 24 . Vs (km/h)
(km)) / 24 . Vs (km/h)
(5 . Total Crew . S(km)) / 24 . Vs (km/h)
Berat Cadangan
(Ton)
tonBerat Total Kebutuhan :
ton
LWT Calculation
Perhitungan berat baja kapal berdasarkan formula dari Watson, RINA (Practical Ship Design, DGM Watson) :
=
= 13.423 m
= 4.2 m
= 31.063 m
= 18 m
136(25+8.814)+0.85x136(12.8-8.814)+0.85((13.423x4.2)+0.75(31.063x18))
Dimana nilai K didapat dari Tabel yang terdapat pada buku practical ship design hal 85.
+ WLO + WFW + WP + WCP + WR
Lpp(B+T)+ 0.85 Lpp(H-T)+0.85{(L1.h1)+0.75(L2.h2)}
Lpp(B+T)+ 0.85 Lpp(H-T)+0.85{(L1.h1)+0.75(L2.h2)}
K = 0.036
(Practical Ship Design Page. 100 DGM Watson)Ton
11148.7 kW
Ton
Ton
Ton
Berat Air Ballast
Berat air Ballast diestimasikan 10-20% dari berat displacement kapal, pada desain ini diambil 20% dari berat displacement Kapal.
Ton
Wballast/ ρ air laut ρ air laut
3982.28
Koreksi c untuk penambahan volume air ballast karena konstruksi tangki pada double bottom dan pemanasan sebesar 4% V(Wballast)
V(Wballast) + (4% V(Wballast))
4141.57
Perhitungan DWTBerat Displacement (Δ) - LWT
,dimana BHP MCR =
Untuk menghindari kesalahan pada perencanaan akibat perkiraan yang kurang tepat dalam hal perhitungan serta hal-hal yang sebelumnya belum dimasukkan dalam perhitungan, maka perlu faktor penambahan berat (2 - 3) % LWT, diambil angka penambahan sebesar 3%.
m3
m3
Ton
Perhitungan Payload
Ton
Perhitungan Sarat Air Kapal Tanpa MuatanDalam perhitungan ini di rencanakan kondisi kapal tanpa bermuatan dengan ballast :
LWT + Ballast + Wt11602.90 Ton
11319.8998486458 m3
Δ = Volume Displacement x ρ
Berat sarat kosong terdapat di antara Sarat 5 - 6 m, sehingga dilakukan interpolasi :
Tx = 5.409 meter
5.409 meter.
19911.38
( 1))/( 3 1))=( 2 1))/( 3 1))(�� −� (� −� (� −� (� −�
1 ft = 0.3047999902 m1.852023 km/h
= 1501.97 km32.4104 km/h
hours
nautical miles
SARAT KAPAL KOSONGPerhitungan Berat Kebutuhan Tangki Kapal Wt
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
(Koreksi untuk Ekspansi karena Panas)
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 16
Berat Fresh Water
kg
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
kg
Berat Bahan Makanan
"Tentang Rencana Umum" Gaguk Suhardjito 2006 hal 17
Berat Crew dan Barang Bawaan
Berat Cadangan
Berat Total Kebutuhan :
LWT Calculation
Perhitungan berat baja kapal berdasarkan formula dari Watson, RINA (Practical Ship Design, DGM Watson) :
13.423
4.200
31.063
18.000
Berat Air Ballast
Berat air Ballast diestimasikan 10-20% dari berat displacement kapal, pada desain ini diambil 20% dari berat displacement Kapal.
= 1.025
Koreksi c untuk penambahan volume air ballast karena konstruksi tangki pada double bottom dan pemanasan sebesar 4% V(Wballast)
Perhitungan DWT
Untuk menghindari kesalahan pada perencanaan akibat perkiraan yang kurang tepat dalam hal perhitungan serta hal-hal yang sebelumnya belum dimasukkan dalam perhitungan, maka perlu faktor penambahan berat (2
ton/m3
Perhitungan Payload
Perhitungan Sarat Air Kapal Tanpa Muatan
Volume Displacement x ρSarat (m)
Area x FS
1421.2024Sarat 1m
0 1421.202 1 1421.20210633.9840.5 1815.2174 4 7260.8696
1 1951.9126 1 1951.9126
Sarat 2m0 1421.202 1 1421.202
113281 1951.9126 4 7807.65042 2099.1461 1 2099.1461
Sarat 3m1 1951.9126 1 1951.9126
12523.3742 2099.1461 4 8396.58443 2174.8774 1 2174.8774
Sarat 4m2 2099.1461 1 2099.1461
13022.6523 2174.8774 4 8699.50964 2223.9961 1 2223.9961
Sarat 5m3 2174.8774 1 2174.8774
13339.8544 2223.9961 4 8895.98445 2268.992 1 2268.992
Sarat 6m4 2223.9961 1 2223.9961
13622.4915 2268.992 4 9075.9686 2322.5265 1 2322.5265
Sarat 7m5 2268.992 1 2268.992
13980.0756 2322.5265 4 9290.1067 2420.9773 1 2420.9773
Sarat 8m6 2322.5265 1 2322.5265
14528.467 2420.9773 4 9683.90928 2522.0242 1 2522.0242
88.4078.814
Luasan Area(m2)
Faktor Simpson
Luasan Total
Sarat 8,814m
(sfoc)
1772.3307 1816.639
3775.9995 3870.3995
5946.7888 6095.4586
8116.8834 8319.8055
10393.407 10653.242
12657.714 12974.156
15053.432 15429.768
17500.534 17938.047
19911.38 20409.165
Volume=h/3xLuasan
Berat Displasment
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
No Jenis PropP/D1 B3-35 0.679465 2.3620 239.192 12.69254 12.18484 3.713939 5.409 Memenuhi 229.6243 0.583812 B3-50 0.679403 2.3500 237.9747 12.62795 12.12283 3.695038 5.409 Memenuhi 228.4557 0.5679593 B3-65 0.708831 2.2922 232.1265 12.31762 11.82491 3.604233 5.409 Memenuhi 222.8414 0.5458924 B3-80 0.775261 2.2000 222.7848 11.82191 11.34903 3.459184 5.409 Memenuhi 213.8734 0.5230495 B4-40 0.718313 2.2500 227.8481 12.09059 11.60696 3.537802 5.409 Memenuhi 218.7342 0.5629016 B4-55 0.711097 2.2654 229.4097 12.17345 11.68651 3.56205 5.409 Memenuhi 220.2333 0.567 B4-70 0.740578 2.2327 226.0941 11.99751 11.51761 3.510568 5.409 Memenuhi 217.0503 0.558 B4-85 0.781211 2.1596 218.6895 11.60459 11.14041 3.395597 5.409 Memenuhi 209.942 0.5367419 B4-100 0.8 2.0825 210.8815 11.19027 10.74266 3.274362 5.409 Memenuhi 202.4463 0.522348
10 B5-45 0.769392 2.1584 218.5699 11.59825 11.13432 3.393739 5.409 Memenuhi 209.8271 0.55147711 B5-60 0.754184 2.1823 220.9883 11.72658 11.25751 3.43129 5.409 Memenuhi 212.1488 0.55410612 B5-75 0.762897 2.1650 219.2409 11.63385 11.1685 3.404157 5.409 Memenuhi 210.4712 0.5513 B5-90 0.8 2.1250 215.1899 11.41889 10.96213 3.341258 5.409 Memenuhi 206.5823 0.5414 B5-105 0.85 2.0642 209.0354 11.0923 10.64861 3.245697 5.409 Memenuhi 200.6739 0.52744515 B6-50 0.824596 2.0780 210.4311 11.16637 10.71971 3.267369 5.409 Memenuhi 202.0139 0.54217616 B6-65 0.802661 2.1000 212.6582 11.28455 10.83317 3.301949 5.409 Memenuhi 204.1519 0.54632317 B6-80 0.80929 2.1000 212.6582 11.28455 10.83317 3.301949 5.409 Memenuhi 204.1519 0.54354418 B6-95 0.826438 2.0642 209.0353 11.0923 10.64861 3.245695 5.409 Memenuhi 200.6739 0.535116
PropellerVa = (1-w).Vs
Va = 9.511425 KnotSyarat Diameter 4.888872 mD.propeller yang diperbolehkan = = 5.4091729 m
Bp = 35.45101 0,1739.√BpN = 179.2436 rpm 1.035414
2.987393 rps
1/J0 δ0 D0 Db (feet) Db (m) Dmax Db<Dmax δbη0
Bp1 =5.2
5.0
a
dpropellerp
V
xPNB
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
prop AutoCAD P/D 1/J η0 P/DbB3-35 4.647764 0.679465 2.362021 0.58381 7.698771B3-50 4.995987 0.679403 2.35 0.567959 6.793136B3-65 4.909825 0.708831 2.292249 0.545892 0.073379B3-80 4.777874 0.775261 2.2 0.523049 1.559628B4-40 4.72146 0.718313 2.25 0.562901 7.13448B4-55 4.996341 0.711097 2.265421 0.56 9.279902B4-70 4.964646 0.740578 2.232679 0.55 5.172386B4-85 4.825753 0.781211 2.159559 0.536741 9.239006B4-100 4.754961 0.8 2.082455 0.522348 12.8994B5-45 5.002184 0.769392 2.158378 0.551477 9.238161B5-60 4.959404 0.754184 2.18226 0.554106 11.68804B5-75 4.829365 0.762897 2.165003 0.55 9.67512B5-90 4.895766 0.8 2.125 0.54 5.02924B5-105 4.777874 0.85 2.064224 0.527445 11.15149B6-50 4.837652 0.824596 2.078008 0.542176 11.4953B6-65 4.925655 0.802661 2.1 0.546323 2.043088B6-80 5.121989 0.80929 2.1 0.543544 2.152416B6-95 4.956996 0.826438 2.064223 0.535116 11.08753
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
No Jenis Prop.1/Jb P/Db Vr2 Thrust Ap (ft2) Ap (m2) σ 0.7R0.35 116.5492 40.79222 1 B3-35 2.26754 0.69316 618.6173 245.1577 37.05022 3.442078 0.43892
0.5 115.3659 57.68296 2 B3-50 2.256 0.69299 612.5793 245.1577 52.39378 4.867542 0.443240.65 109.7654 71.3475 3 B3-65 2.20056 0.72133 584.0014 245.1577 64.34233 5.977598 0.46493
0.8 101.1084 80.88671 4 B3-80 2.112 0.7874 539.8273 245.1577 71.72099 6.663098 0.502980.4 105.7564 42.30258 5 B4-40 2.16 0.53203 563.545 245.1577 39.98297 3.714539 0.48181
0.55 107.2111 58.96609 6 B4-55 2.1748 0.72562 570.9675 245.1577 53.11857 4.934876 0.475550.7 104.1345 72.89413 7 B4-70 2.14337 0.75407 555.2685 245.1577 65.1905 6.056396 0.48899
0.85 97.42536 82.81155 8 B4-85 2.07318 0.80487 521.0339 245.1577 73.09642 6.790879 0.521131 90.59267 90.59267 9 B4-100 1.99916 0.86023 486.1687 245.1577 78.81638 7.322282 0.5585
0.45 97.31879 43.79345 10 B5-45 2.07204 0.78599 520.4901 245.1577 38.84519 3.608837 0.521670.6 99.48431 59.69059 11 B5-60 2.09497 0.77165 531.5401 245.1577 53.14201 4.937054 0.51082
0.75 97.9172 73.4379 12 B5-75 2.0784 0.77894 523.5436 245.1577 65.2586 6.062722 0.518630.9 94.33214 84.89892 13 B5-90 2.04 0.81676 505.2501 245.1577 74.70774 6.940577 0.53741
1.05 89.01343 93.4641 14 B5-105 1.98166 0.863 478.1103 245.1577 81.25523 7.548858 0.567910.5 90.20613 45.10307 15 B6-50 1.99489 0.84355 484.1963 245.1577 39.41223 3.661516 0.56077
0.65 92.12562 59.88165 16 B6-65 2.016 0.82012 493.9909 245.1577 52.64748 4.891111 0.549660.8 92.12562 73.70049 17 B6-80 2.016 0.82667 493.9909 245.1577 64.68632 6.009556 0.54966
0.95 89.01336 84.56269 18 B6-95 1.98165 0.85 478.1099 245.1577 73.76826 6.853296 0.56791
h = Jarak antara Center poros dengan sarat= 4.26 m (diperoleh dari gambar lines plan)
Ae/A0 A0 Ae/Ad
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
Koreksi Daya Motora. Effective Horse PowerEHP = Rt * Vs = 1488.74 Kw
= 1996.7 Hp
b. Delivered Horse PowerDHP = EHP/Pc = 2253.58 Kw
= 3022.51 Hp = 0.66061
c. Trusted Horse Power= 1342.38= 1800.4
d. Shaft Horse Power2299.57 Kw
= 3084.19 Hp
e. Brake Horse Power2346.51 Kw
= 3147.14 HpBHPmcr = BHPscr/0,85 = 2760.59 Kw
3702.51 Hp
Pc = ƞrr * ƞ0 * ƞh
THP = EHP/ƞh
SHP = DHP/ƞsƞb =
BHPscr = SHP/ƞG =
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
Tc Hitungan τC Kavitasi0.224651276 0.18195 Yes0.160427815 0.183009 No0.137028532 0.188164 No0.132990498 0.196651 No0.228516805 0.192011 Yes
0.16977119 0.190599 No0.142244129 0.193608 No0.135194696 0.200475 No0.134374927 0.207948 No0.254666579 0.200587 Yes0.182283645 0.19832 No0.150706208 0.199956 No0.136411091 0.203794 No0.132538572 0.209752 No0.269816981 0.208387 Yes0.197981763 0.206226 No0.161135173 0.206226 No0.145990429 0.209752 No
m (diperoleh dari gambar lines plan)
Nama : Mhd. Dolimora MartadhoL. TobingNRP : 4213100069
Koreksi Daya Motor
ƞrr = 1.075ƞ0 = 0.554106ƞh = 1.10903
Propeller yang dipilih
Tipe Rps Db(m) ƞ0 P/DbB5-60 2.987 3.431 0.554 0.7717
Vs(Knot) Vs (m/s) Ct Ctsm Va (m/s) bservice14 7.196 0.003649 0.004197 5.069942 0.87385 1.004927
13.5 6.939 0.003458 0.003976 4.888872 0.827915 0.95210213 6.682 0.003308 0.003804 4.707803 0.792111 0.91092812 6.168 0.00305 0.003507 4.345664 0.730302 0.83984711 5.654 0.002916 0.003353 3.983526 0.698263 0.80300310 5.14 0.00282 0.003243 3.621387 0.67518 0.776457
9 4.626 0.002766 0.003181 3.259248 0.662415 0.761777
Menghitung Kt
Vs (knot) Vs (m/s) VA (m/s) J KtTrial KtService14 7.196 5.069942 0.494706 0.213861 0.24594
13.5 6.939 4.888872 0.477038 0.188405 0.21666513 6.682 4.707803 0.45937 0.167152 0.19222512 6.168 4.345664 0.424034 0.131312 0.15100811 5.654 3.983526 0.388697 0.105498 0.12132210 5.14 3.621387 0.353361 0.084306 0.096952
9 4.626 3.259248 0.318025 0.066997 0.077046
Menghitung Nilai Beta ()
trial
KtTrial
KtService
Keadaan Trial
JKT pada Vs
14 13.5 13 12 11 10 90 0 0 0 0 0 0 0
0.1 0.008738 0.008279 0.007921 0.007303 0.006983 0.006752 0.0066240.2 0.034954 0.033117 0.031684 0.029212 0.027931 0.027007 0.0264970.3 0.078646 0.074512 0.07129 0.065727 0.062844 0.060766 0.0596170.4 0.139816 0.132466 0.126738 0.116848 0.111722 0.108029 0.1059860.5 0.218462 0.206979 0.198028 0.182575 0.174566 0.168795 0.1656040.6 0.314586 0.298049 0.28516 0.262909 0.251375 0.243065 0.2384690.7 0.428186 0.405678 0.388135 0.357848 0.342149 0.330838 0.3245830.8 0.559264 0.529866 0.506951 0.467393 0.446889 0.432115 0.4239450.9 0.707818 0.670611 0.64161 0.591544 0.565593 0.546896 0.536556
1 0.87385 0.827915 0.792111 0.730302 0.698263 0.67518 0.662415
14
13.5
13
12
11
10
9
Keadaan Service
JKT pada Vs
14 13.5 13 12 11 10 90 0 0 0 0 0 0 0
0.1 0.010049 0.009521 0.009109 0.008398 0.00803 0.007765 0.0076180.2 0.040197 0.038084 0.036437 0.033594 0.03212 0.031058 0.0304710.3 0.090443 0.085689 0.081984 0.075586 0.07227 0.069881 0.068560.4 0.160788 0.152336 0.145749 0.134376 0.12848 0.124233 0.1218840.5 0.251232 0.238026 0.227732 0.209962 0.200751 0.194114 0.1904440.6 0.361774 0.342757 0.327934 0.302345 0.289081 0.279525 0.274240.7 0.492414 0.46653 0.446355 0.411525 0.393471 0.380464 0.3732710.8 0.643153 0.609345 0.582994 0.537502 0.513922 0.496933 0.4875370.9 0.813991 0.771203 0.737852 0.680276 0.650432 0.62893 0.617039
1 1.004927 0.952102 0.910928 0.839847 0.803003 0.776457 0.761777
P/D = 0,7 P/D = 0,8
J KT 10KQ ƞ J KT 10KQ0 0.311757 0.334582 0 0 0.358682 0.427223
0.1 0.285442 0.313973 0.147017 0.1 0.335052 0.4035930.2 0.254025 0.285778 0.286717 0.2 0.3035 0.3729810.3 0.215693 0.255166 0.41091 0.3 0.266377 0.3387440.4 0.174541 0.220929 0.514829 0.4 0.227038 0.3006140.5 0.1301 0.180784 0.5829 0.5 0.181724 0.2569110.6 0.082639 0.134732 0.592769 0.6 0.135001 0.208040.7 0.03323 0.085727 0.441522 0.7 0.086532 0.1554760.8 0 0.034573 0 0.8 0.034975 0.0947220.9 0 0 0 0.9 0 0.034573
14
13.5
13
12
11
10
9
1 0 0 0 1 0 0
P/D = 0,7789
J KT 10KQ ƞ0 0.345402 0.401006 0
0.1 0.321012 0.37823 0.1381610.2 0.289499 0.348302 0.2706890.3 0.252033 0.315091 0.3903570.4 0.212181 0.278063 0.4949980.5 0.167115 0.235367 0.5759210.6 0.120182 0.187294 0.6196750.7 0.071448 0.135737 0.5792310.8 0.025077 0.0777 0.3486280.9 0 0.024789 0
1 0 0 0
KT
10KQ
ƞ
Keadaan Trial
Vs J KT KQ n(rps) N(rpm) Q(kNm)14 0.457392 0.186963 0.024667 0.546815 3.230677 969.203 125.4657
13.5 0.465092 0.183556 0.024341 0.552889 3.063718 919.1153 111.341913 0.471355 0.180741 0.024074 0.55763 2.911047 873.3141 99.420412 0.483265 0.175407 0.023541 0.56637 2.620899 786.2696 78.8039611 0.489425 0.172593 0.023274 0.570667 2.372251 711.6754 63.8294810 0.494456 0.17037 0.023037 0.574074 2.13465 640.395 51.15728
9 0.498357 0.168593 0.022859 0.576593 1.906145 571.8435 40.47636
Vs DHP SHP BHPscr % Daya % RPM14 2547.845 2599.842 2652.9 86.70% 96.92%
13.5 2144.184 2187.943 2232.595 72.96% 91.91%13 1819.196 1856.322 1894.206 61.90% 87.33%12 1298.234 1324.728 1351.764 44.18% 78.63%11 951.7801 971.2042 991.0247 32.39% 71.17%10 686.4182 700.4268 714.7212 23.36% 64.04%
9 484.9668 494.8641 504.9633 16.50% 57.18%
Keadaan Service
Vs J KT KQ n(rps) N(rpm) Q(kNm)14 0.430539 0.188117 0.025278 0.508333 3.432175 1029.652 145.1126
13.5 0.438817 0.184568 0.024954 0.514969 3.247166 974.1499 128.224713 0.446686 0.181327 0.024645 0.520833 3.071817 921.5451 113.330812 0.455985 0.177315 0.024275 0.527469 2.777695 833.3084 91.2746411 0.461913 0.174691 0.024028 0.531481 2.513547 754.0642 73.9801410 0.468146 0.172068 0.023765 0.535648 2.254616 676.3847 58.87327
9 0.472847 0.170062 0.02358 0.538735 2.008981 602.6943 46.37965
Vs DHP SHP BHP % Daya % RPM14 3130.611 3194.501 3259.695 106.526% 102.965%
13.5 2617.163 2670.574 2725.076 89.055% 97.415%13 2188.256 2232.914 2278.484 74.460% 92.155%12 1593.636 1626.16 1659.347 54.227% 83.331%11 1168.845 1192.699 1217.04 39.773% 75.406%10 834.3444 851.3718 868.7467 28.390% 67.638%
9 585.6766 597.6292 609.8257 19.929% 60.269%
ƞ0
ƞ0
KT
10KQ
ƞ
14
13.5
13
12
11
10
9
P/D = 0,8
ƞ0
0.1346650.2643630.3822450.4871710.5731660.6302950.6335840.486231
0
14
13.5
13
12
11
10
9
KT
10KQ
ƞ
14
13.5
13
12
11
10
9
0
Keadaan Trial
T(kNm)277.172
244.7213217.5511171.1414137.9591110.269287.00757
Keadaan Service
T(kNm)314.7561276.4216243.0302194.3214156.7661124.2372
97.4911
Propeller Drawing (Ae, Ad, Ap) Type: Wagenengin B srew series
Data teknis propeller yang dibutuhkan untuk perhitungan :* Ukuran utama propeller :- Type = B5-60 - Jari - jari ( R )- Jumlah daun (Z) = 5 Daun - AE / A0- Putaran (N) = 179.24 rpm - Pitch rasio (P/D)- Diameter (D) = 3.43 m Efisiensi (η)
* Keterangan :- Z = Jumlah Daun Propeler- D = Diameter Propeler- AE/A0 = Expanded ratio
Ae/Ao 0.6Z 5D 3.43 meter
Dimensions of 5-bladed Wageningen B-series (Marine Propeller and Propulsion, page 104)
r/R (CrZ)/(D(Ae/Ao) Cr Ar/Cr Ar Br/Cr Br
0.2 1.662 0.68428 0.617 0.4222 0.35 0.2394980.3 1.882 0.77486 0.613 0.474987 0.35 0.27120.4 2.05 0.84403 0.601 0.50726 0.35 0.2954090.5 2.152 0.88602 0.586 0.519209 0.35 0.3101080.6 2.187 0.90043 0.561 0.505142 0.389 0.3502680.7 2.144 0.88273 0.524 0.462549 0.443 0.3910480.8 1.97 0.81109 0.463 0.375534 0.479 0.3885110.9 1.582 0.65134 0.351 0.228621 0.5 0.3256711 - 0 -
Untuk Perhitungan Propeller Nose Radius mengacu pada rumusan di Buku The Design of Marine Screw Propeller hlm.72
Untuk P>0 (Marine Propellers and Propulsion hal 104)
1. Menghitung nilai-nilai dimensi daun propeller Dimensi propeller meliputi ar, br, cr, dan Sr. Nilai-nilai di atas diperoleh dari tabel berikut:
2. Menghitung Ordinat YFACE dan YBACK Titik-titik koordinat yang dibutuhkan oleh profil dapat dihitung dengan formulasi yang diberikan oleh Van Gent et al (1973) dan Van Oossanen (1974) adalah sebagai berikut :
Setelah mengetahui nilai masing - masing (cr,ar,br dan Sr) diatas, maka langkah pengerjaan dilanjutkan pada penentuan penampang ketebalan tiap bagian daun menggunakan rumusan dan tabel dibawah ini :
YFACE = V1 (tmax – tl.e)
Untuk P<0
(marine propulsion hal 104 - 105)V1
Y face Pr/R -1 -0.95 -0.9 -0.8 -0.7 -0.6
0.15 0.3 0.2824 0.265 0.23 0.195 0.1610.2 0.2826 0.263 0.24 0.1967 0.157 0.1207
0.25 0.2598 0.2372 0.2115 0.1651 0.1246 0.08990.3 0.2306 0.204 0.179 0.1333 0.0943 0.06230.4 0.1467 0.12 0.0972 0.063 0.0395 0.02140.5 0.0522 0.042 0.033 0.019 0.01 0.0040.6 0 0 0 0 0 00.7 0 0 0 0 0 00.8 0 0 0 0 0 00.9 0 0 0 0 0 01 0 0 0 0 0 0
Y face Pr/R 0 0.2 0.4 0.5 0.6 0.7
0.15 0 0.0096 0.0384 0.0615 0.092 0.1320.2 0 0.0049 0.0304 0.052 0.0804 0.118
0.25 0 0.0031 0.0224 0.0417 0.0669 0.10080.3 0 0.0027 0.0148 0.03 0.0503 0.0790.4 0 0 0.0033 0.009 0.0189 0.03570.5 0 0 0 0.0008 0.0034 0.00850.6 0 0 0 0 0 00.7 0 0 0 0 0 00.8 0 0 0 0 0 00.9 0 0 0 0 0 01 0 0 0 0 0 0
V2Y back P
r/R -1 -0.95 -0.9 -0.8 -0.7 -0.60.15 0 0.054 0.1325 0.287 0.428 0.55850.2 0 0.064 0.1455 0.306 0.4535 0.5842
0.25 0 0.725 0.1567 0.3228 0.474 0.6050.3 0 0.08 0.167 0.336 0.4885 0.61950.4 0 0.0905 0.181 0.35 0.504 0.6353
YBACK = (V1 + V2 ) (tmax – tl.e) + tl.e
YFACE = V1 (tmax – tl.e)
YBACK = (V1 + V2 ) ( tmax – tl.e ) + tl.e
Dimana nilai V1 dan V2 (tabulated functions dependent on r/R and P) merupakan konstanta yang bisa dilihat pada tabel berikut :
0.5 0 0.095 0.1865 0.3569 0.514 0.64390.6 0 0.0965 0.1885 0.3585 0.511 0.64150.7 0 0.0975 0.19 0.36 0.51 0.640.8 0 0.0975 0.19 0.36 0.51 0.640.9 0 0.0975 0.19 0.36 0.51 0.641 0 0.0975 0.19 0.36 0.51 0.64
Y back Pr/R 0 0.2 0.4 0.5 0.6 0.7
0.15 1 0.976 0.8825 0.8055 0.7105 0.59950.2 1 0.975 0.8875 0.817 0.7277 0.619
0.25 1 0.9751 0.8899 0.8259 0.7415 0.63590.3 1 0.975 0.892 0.8315 0.752 0.65050.4 1 0.9725 0.8933 0.8345 0.7593 0.6590.5 1 0.971 0.888 0.8275 0.7478 0.6430.6 1 0.969 0.879 0.809 0.72 0.6060.7 1 0.9675 0.866 0.785 0.684 0.56150.8 1 0.9635 0.852 0.7635 0.6545 0.52650.9 1 0.96 0.84 0.75 0.64 0.511 1 0.96 0.84 0.75 0.64 0.51
KOORDINAT
Y face Pr/R -1 -0.9 -0.8 -0.7 -0.6 -0.50.2 0.03161 0.02684 0.02200 0.01756 0.01350 0.009840.3 0.02287 0.01775 0.01322 0.00935 0.00618 0.003730.4 0.01268 0.00840 0.00545 0.00342 0.00185 0.001000.5 0.00385 0.00243 0.00140 0.00074 0.00030 0.000090.6 0 0 0 0 0 00.7 0 0 0 0 0 0.8 0 0 0 0 0 00.9 0 0 0 0 0 01 0 0 0 0 0 0
Y face Pr/R 0 0.2 0.4 0.5 0.6 0.70.2 0 0.00055 0.00340 0.00582 0.00899 0.013200.3 0 0.00027 0.00147 0.00297 0.00499 0.007830.4 0 0 0.00029 0.00078 0.00163 0.003090.5 0 0 0 0.00006 0.00025 0.000630.6 0 0 0 0 0 00.7 0 0 0 0 0 00.8 0 0 0 0 0 0
0.9 0 0 0 0 0 01 0 0 0 0 0 0
Y back Pr/R -1 -0.9 -0.8 -0.7 -0.6 -0.50.2 0.03161 0.04312 0.05623 0.06828 0.07884 0.088080.3 0.02287 0.03431 0.04653 0.05779 0.06760 0.076460.4 0.01268 0.02405 0.03571 0.04699 0.05678 0.066070.5 0.00385 0.01619 0.02773 0.03865 0.04779 0.056000.6 0 0.01151 0.02189 0.03121 0.03918 0.045990.7 0 0.00919 0.01742 0.02467 0.03096 0.036280.8 0 0.00678 0.01285 0.01820 0.02284 0.026760.9 0 0.00437 0.00828 0.01172 0.01471 0.017241 0 0 0 0 0 0
Y back Pr/R 0 0.2 0.4 0.5 0.6 0.70.2 0.11185 0.10960 0.10267 0.09720 0.09039 0.082430.3 0.09916 0.09694 0.08991 0.08542 0.07955 0.072330.4 0.08646 0.08408 0.07752 0.07293 0.06728 0.060060.5 0.07377 0.07163 0.06550 0.06110 0.05541 0.048060.6 0.06107 0.05918 0.05368 0.04941 0.04397 0.037010.7 0.04838 0.04680 0.04189 0.03798 0.03309 0.027160.8 0.03568 0.03438 0.03040 0.02724 0.02335 0.018790.9 0.02299 0.02207 0.01931 0.01724 0.01471 0.011721 0 0 0 0 0 0
DISTRIBUSI PITCHD : 3431 mmP/D : 0.7717P : 2647.703 mmP/2π : 421.6087 mm
3. Menghitung distribusi Pitch Distribusi pitch propeller pada setiap r/R , dapat dilihat pada tabel berikut :
r/R %Ho/2n Ordinat Gambar0.1 80% 337.287 337.29 0.3372870.2 82% 346.5624 346.56 0.3465620.3 89% 373.9669 373.97 0.3739670.4 95% 400.5283 400.53 0.4005280.5 99% 418.2358 418.24 0.4182360.6 100% 421.6087 421.61 0.4216090.7 100% 421.6087 421.61 0.4216090.8 100% 421.6087 421.61 0.4216090.9 100% 421.6087 421.61 0.421609
Propeller Drawing (Ae, Ad, Ap) Type: Wagenengin B srew series
- Jari - jari ( R ) = 1.716 m= 0.6
- Pitch rasio (P/D) = 0.7717 Efisiensi (η) = 0.554
(Marine Propeller and Propulsion, page 104)
Sr/D = Ar-BrZSr Cr-Ar
Ar Br0.0526 0.004 0.111851 0.26207870.0464 0.0035 0.099156 0.29986970.0402 0.003 0.086461 0.33676640.034 0.0025 0.073767 0.3668129
0.0278 0.002 0.061072 0.39528950.0216 0.0015 0.048377 0.42017840.0154 0.001 0.035682 0.43555450.0092 0.0005 0.022988 0.42272030.003 0 0.010293
Untuk Perhitungan Propeller Nose Radius mengacu pada rumusan di Buku The Design of Marine Screw Propeller hlm.72
(Marine Propellers and Propulsion hal 104)
Dimensi propeller meliputi ar, br, cr, dan Sr. Nilai-nilai di atas diperoleh dari tabel berikut:
Titik-titik koordinat yang dibutuhkan oleh profil dapat dihitung dengan formulasi yang diberikan oleh Van Gent et al (1973) dan Van Oossanen
Setelah mengetahui nilai masing - masing (cr,ar,br dan Sr) diatas, maka langkah pengerjaan dilanjutkan pada penentuan penampang ketebalan tiap
(marine propulsion hal 104 - 105)
P-0.5 -0.4 -0.2 0
0.128 0.955 0.365 00.088 0.0592 0.0172 0
0.0579 0.035 0.0084 00.0376 0.0202 0.0033 00.0116 0.0044 0 00.0012 0 0 0
0 0 0 00 0 0 00 0 0 00 0 0 00 0 0 0
P0.8 0.85 0.9 0.95
0.187 0.223 0.2642 0.3150.1685 0.2 0.2353 0.28210.1465 0.1747 0.2068 0.25130.1191 0.1445 0.176 0.21860.0637 0.0833 0.1088 0.14670.0211 0.0328 0.05 0.07780.0006 0.0022 0.0067 0.0169
0 0 0 00 0 0 00 0 0 00 0 0 0
P-0.5 -0.4 -0.2 0
0.677 0.7805 0.936 10.6995 0.7984 0.9446 10.7184 0.8139 0.9519 10.7335 0.8265 0.9583 10.7525 0.8415 0.9645 1
(tabulated functions dependent on r/R and P) merupakan konstanta yang bisa dilihat pada tabel berikut :
0.758 0.8456 0.9639 10.753 0.8426 0.9613 10.75 0.84 0.96 10.75 0.84 0.96 10.75 0.84 0.96 10.75 0.84 0.96 1
P0.8 0.85 0.9 0.95
0.452 0.3665 0.26 0.130.4777 0.3905 0.284 0.1560.4982 0.4108 0.3042 0.17580.513 0.4265 0.3197 0.1890.522 0.4335 0.3235 0.1935
0.5039 0.4135 0.3056 0.1750.462 0.3775 0.272 0.14850.414 0.33 0.2337 0.124
0.3765 0.2925 0.2028 0.1050.36 0.2775 0.19 0.09750.36 0.2775 0.19 0.0975
KOORDINAT
-0.4 -0.2 00.00662 0.00192 00.00200 0.00033 00.00038 0.00000 0
0 0 00 0 00 0 00 0 00 0 00 0 0
0.8 0.9 10.01885 0.02632 0.039820.01181 0.01745 0.028980.00551 0.00941 0.018860.00156 0.00369 0.009430.00004 0.00041 0.00233
0 0 00 0 0
0 0 00 0 0
-0.4 -0.2 00.09592 0.10758 0.111850.08396 0.09535 0.099160.07314 0.08339 0.086460.06238 0.07110 0.073770.05146 0.05871 0.061070.04064 0.04644 0.048380.02997 0.03426 0.035680.01931 0.02207 0.02299
0 0 0
0.8 0.9 10.07228 0.05808 0.039820.06268 0.04915 0.028980.05064 0.03738 0.018860.03873 0.02623 0.009430.02825 0.01702 0.002330.02003 0.01131 00.01343 0.00724 00.00828 0.00437 0
0 0 0