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longitudinal stability

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  • METODE YAMAGATA

    L = 82.21 mLwl = 86.32 mB = 13.47 mH = 6.22 mT = 5.21 mV = 13 knot = 4066.30 Ton = 3937.59g = 9.8

    Kp = 1Kb = 0.75638245Ks = 1.025

    Cb = 0.65

    Cm = 0.98

    Cw = 0.78

    Cph = 0.67

    Cpv = 0.83

    410447973.1092 447761425.210084 485074877.310924 522388329.411765 559701781.512605

    0.0017148665 0.0016954355 0.0016778509 0.0016618128 0.0016470876

    0.0019271332 0.0019077022 0.0018901175 0.0018740795 0.0018593542

    0.00122007 0.0012536109 0.0013206934 0.0015647074 0.0015747697= 0.7752920113

    bossing = 0.025bilga keel 0.025

    mm/s

  • high speed passenger 0.0450.095

    1.095

    CR add

    CR add

  • L (m) B (m)

    86.32 13.47

    Wetted surfaceL/B B/T

    6.4083147736 2.5854126679

    =

    atau

    =

    bilgae keelrudderbossingshaft bracket & shaft

    =

    =

    Kp =

    =

    =

    (3) =

    =

    =

    =

    =

    (4) ==

    =

    0.156047266

    =

  • ==

    =

    =

    =

    =

    =

    .. (5) =0.6973 =

    A =

    =

    =

    ehp =

  • T (m) Cb5.21 0.65

    Wetted surface....(1)

    3937.5864996 249.3561429055

    atau

    0.0002122667 By Formulae (32) (33) (34)

    1

    11 12

    5.6584 6.1728

    181.1677685847 235.2050369004

    0.4104479731 0.4477614252

    8.6132581154 8.6510466762

    43.7351829003 44.2364218896

    1.7148664994 1.6954354985

    1.927133166 1.9077021652

    0.8399074263 1.0794336457

    0.021047266 0.3354126679

    0.1945471582 0.2122332635

    (m)

    5 5.5 6 6.5 7 7.5 80

    200

    400

    600

    800

    1000

    f(x) = 297.648233461x - 1602.3588799685R = 0.9267157766

    Kurva Hubungan V - EHP

    Column RLinear (Column R)

    Kecepatan

    EHP

  • 0.1945471582 0.2122332635

    0.0038 0.0042

    0.05 0.05

    0.0010523633 0.0010523633

    0.0005 0.0006

    0.0001677063 0.0002012476

    0.0050200696 0.0054536109

    0.0038920199 0.004228141

    122.6014826407 172.9162516355

    202.44

    24.4504020482 31.7432717801

    147.8917921152 205.7389570613

    170.0755609324 236.5998006204

    5 5.5 6 6.5 7 7.5 80

    2000400060008000

    10000f(x) = 1988.7571437986x - 6169.5818374859R = 0.9981882083

    Hubungan RT - V

    Column OLinear (Column O)

    Kecepatan

    RT

  • 4066.2963583057Wetted surface

    = 5946.317083739

    atau

    5.6584 1532.7324858013

    mean = 3

    = 0.45S (2) = 3.45

    By Formulae (32) (33) (34)

    13 14 15

    6.6872 7.2016 7.716

    299.0425150868 373.4968873001 459.384837696

    0.4850748773 0.5223883294 0.5597017815

    8.6858087825 8.7179934659 8.7479566893

    44.7000390762 45.1314362076 45.5349194801

    1.6778508822 1.6618128361 1.6470875727

    1.8901175489 1.8740795027 1.8593542394

    1.3597545205 1.6838901548 2.0548378439

    = 13.0652658555

    0.2299193688 0.2476054741 0.2652915794

    (t)

    5 5.5 6 6.5 7 7.5 80

    200

    400

    600

    800

    1000

    f(x) = 297.648233461x - 1602.3588799685R = 0.9267157766

    Kurva Hubungan V - EHP

    Column RLinear (Column R)

    Kecepatan

    EHP

  • 0.2299193688 0.2476054741 0.2652915794

    0.0058 0.007 0.0099

    0.05 0.06 0.06

    0.0010523633 0.001262836 0.001262836

    0.0008 0.0009 0.00093

    0.0002683301 0.0003018714 0.0003119338

    0.0071206934 0.0085647074 0.0114747697

    0.0055206167 0.0066401492 0.0088962973

    287.051797625 431.2256257235 710.600783674

    0.8

    40.3587778361 50.40713991 61.9985776955

    328.7703299816 483.3166557884 774.6541992133

    378.0858794788 555.8141541566 890.8523290953

    5 5.5 6 6.5 7 7.5 80

    2000400060008000

    10000f(x) = 1988.7571437986x - 6169.5818374859R = 0.9981882083

    Hubungan RT - V

    Column OLinear (Column O)

    Kecepatan

    RT

  • kecepatan Rt5.6584 5157.10245647576.1728 6069.6939546177

    6.6872 7057.22128669077.2016 8114.24833440277.716 9249.9086404331

    Harga RF 5141.1775723243 6049.105307

    5 5.5 6 6.5 7 7.5 80

    200

    400

    600

    800

    1000

    f(x) = 297.648233461x - 1602.3588799685R = 0.9267157766

    Kurva Hubungan V - EHP

    Column RLinear (Column R)

    Kecepatan

    EHP

  • CR 0.0038920199 0.004228141

    4091.6759501714 4869.432536

    Harga RR 15.9248841514 20.58864717

    RT 5157.1024564757 6069.693955

    Harga (0,5 2/3 v2)

    5 5.5 6 6.5 7 7.5 80

    2000400060008000

    10000f(x) = 1988.7571437986x - 6169.5818374859R = 0.9981882083

    Hubungan RT - V

    Column OLinear (Column O)

    Kecepatan

    RT

  • Kecepatan EHP5.6584 147.891796.1728 205.738966.6872 328.770337.2016 483.316667.716 774.6542

    7025.6719550577 8070.238496 9182.221266

  • 0.0055206167 0.006640149 0.008896297

    5714.8201287518 6627.838729 7608.488337

    31.549331633 44.009838 67.68737433

    7057.2212866907 8114.248334 9249.90864

  • NO

    123456789

    10111213141516171819202122232425262728293031

  • FORMULA UNITKECEPATAN

    11 12Kecepatan / (V) knot 11 12Kecepatan / (V) m/s 5.6584 6.1728

    410.1033484467 447.385471Cf 0.0017150557 0.001695621LR 29.1749986274 29.17499863

    1+k1 1.1198475889 1.119847589RF 43.8248355394 51.56417816

    RAP 7.4502220417 8.765910287 0.8011029092 0.801102909

    C1 1.9249102614 1.924910261C3 0.0268650385 0.026865038C2 0.733607201 0.733607201M1 -0.6399414877 -0.639941C15 81.9889240534 81.98892405M2 -0.0528942724 -0.0806992C5 0.8831246518 0.883124652RW 2958.9179238758 3652.016414PB 0.6314620067 0.631462007Fni 0.6667721253 0.68598494RB 1.5910330341 1.701948742

    Ck / Fnt 1.9733575417 2.152753682C6 0.1210656983 0.113889853

    RTR 19960.2785140379 22346.40361CA1 -9.619199405E-009 -9.619E-009C4 0.04 0.04

    CA2 0.0005496192 0.00055CA total 0.0005496096 0.00055

    RA 2315.53453536 2755.677R total 25287.5970639 28816.13EHP HP 143087.339226 177876.2EHP KW 191880.121902 238532

    V1 V2

    Rn 10-6

  • KECEPATAN Angka Reynoldkec 5.6584

    13 14 15 LWL 86.3213 14 15 Rn = (V.LWL)/v 410103348.45

    6.6872 7.2016 7.716 10^-6 . Rn 410.10334845484.6675936 521.9497162 559.2318388 log Rn 8.61289331530.001678034 0.001661993 0.001647266 0.001715055729.17499863 29.17499863 29.174998631.119847589 1.119847589 1.119847589 LR = LWL x { (1 CP + 0,06 CP x % Lcb ) / (4 C - 1)}59.88859901 68.79265039 78.27135649 CP 0.663265306110.18106183 11.69475057 13.3061306 LWL 86.320.801102909 0.801102909 0.801102909 LCB 0.0521.924910261 1.924910261 1.924910261 LR 29.1749986270.026865038 0.026865038 0.0268650380.733607201 0.733607201 0.733607201 Harga Faktor bentuk lambung (1+k1)-0.639941 -0.639941 -0.639941 V 3937.586499681.98892405 81.98892405 81.98892405 0.0637857606-0.1121101 -0.14552336 -0.17960882 0.2740574825

    0.883124652 0.883124652 0.883124652 0.87645898854370.409715 5103.757024 5843.827881 6.41908599580.631462007 0.631462007 0.631462007 0.51804216540.702142968 0.7158093 0.72743583 1+k1 1.11984758891.797651391 1.880270128 1.9517326542.332149822 2.511545962 2.690942102 Harga Hambatan Gesek (RF)0.106714007 0.099538162 0.092362316 1.02524573.56962 26583.1108 28316.36144 S 1557.259197-9.619E-009 -9.619E-009 -9.619E-009 AS 155.7259197

    0.04 0.04 0.040.00055 0.00055 0.00055 kecepatan Rt0.00055 0.00055 0.00055 5.6584 25287.5970643234.094 3750.783 4305.746 6.1728 28816.12952632249.94 35520.02 38559.46 6.6872 32249.940332215661.8 255801 297524.8 7.2016 35520.018709289202.5 343029.1 398980.8 7.716 38559.464576

    V3 V4 V5

    Cf = 0,075 / (log Rn -2)2

    (0,487118*(B/LWL))1,06806(T/LWL)0,46106

    (LWL/LR)0,121563(LWL3/V)0,36486(1-CP)0,604247

    5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

  • 5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

  • vis. Air laut 0.0000011916.1728 6.6872 7.2016 7.71686.32 86.32 86.32 86.32

    447385471.033 484667593.619 521949716 5.6E+008447.385471033 484.667593619 521.9497162 559.23188.6506818762 8.6854439824 8.717628666 8.7475920.0016956215 0.001678034 0.001661993 0.001647

    LR = LWL x { (1 CP + 0,06 CP x % Lcb ) / (4 C - 1)}0.33673469390.00206938781.6530612245

    m 0.00125185190.3379865457

    29.1749986274

    12.39104927

    Kecepatan EHP5.6584 191880.12196.1728 238531.996.6872 289202.47517.2016 343029.09647.716 398980.7952

    5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

    5 5.5 6 6.5 7 7.5 80

    100000

    200000

    300000

    400000

    500000

    f(x) = 100835.62462317x - 381983.093243917R = 0.9987316834

    Hubungan V-RT

    Column ULinear (Column U)

    keepatan

    EHP

  • 5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

  • Harga Hambatan Tambahan (RAF)Bagian Yes 1, No 0 Faktor HK

    Konvensional Stern dan Kemudi 1 1.5 1.5Kemudi dan Skeg 1 2 2Kemudi kembar 0 2.8 0

    Y Braket 1 3 3Skeg 1 2 2

    Shaft Bossing 1 3 3Shell Bossing 1 2 2

    Shaft Telanjang 1 4 4Sirip Bilga 1 2.8 2.8

    Dome 1 2.7 2.7Lunas Bilga 1 1.4 1.4

    10 24.4(1+k2) 1.7

    LWL/B 5.2659574468 0.8011029092

    Harga Koefisien C1B/LWL 0.1887550201Sudut kemiringan entrance 17.065832375 degrees

    Harga koefisien

    5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

    5 5.5 6 6.5 7 7.5 80

    100000

    200000

    300000

    400000

    500000

    f(x) = 100835.62462317x - 381983.093243917R = 0.9987316834

    Hubungan V-RT

    Column ULinear (Column U)

    keepatan

    EHP

  • 5 5.5 6 6.5 7 7.5 80

    10000

    20000

    30000

    40000

    50000

    f(x) = 6463.3795115986x - 11135.2814285883R = 0.9991414468

    Hubungan V-RT

    Column RLinear (Column R)

    kecepatan

    RT

  • 5 5.5 6 6.5 7 7.5 80

    100000

    200000

    300000

    400000

    500000

    f(x) = 100835.62462317x - 381983.093243917R = 0.9987316834

    Hubungan V-RT

    Column ULinear (Column U)

    keepatan

    EHP

  • main ship caracteristics

    lenght on waterline :

    length between perpendiculars :

    breadth moulded :

    draught moulded of FP :

    draught moulded of AP :

    draught moulded :

    displacement volume moulded :

    longitudinal centre of bouyancy (lcb) :

    transverse bulb area :

    centre of bulb area about keel line :

    block coefficient :

    midship section coefficient :

    waterplan area coefficient :

    transom area :

    wetted area appendage :

    stern shape parameter :

    propeller diameter :

    number of propeller blades :

    clearance propeller with keel line :

    ship speed :

    massa jenis udara :

    massa jenis air laut :

    gravitasi :

  • kecepatan (V)=

    Froude number( Fn )

    =

    Coefficient Prismatic (Cp)=

    =

    menentukan nilai=

    menentukan nilai

    =

    menentukan nilai

    =

    menghitung luas bidang basah (S)

    S =atau

    menghitung koefisien gesek

    dimana :

    =

  • =sehingga :

    =

    menghitung tahanan gesek

    =

    menghitung tahanan tambahan pada kapal

    dimana :

    =

    sehingga :

    =

    menghitung besar sudut entrance

    sehingga :

    =

    menghitung nilai dari :

    dimana :

    =

    sehingga :

    =

    =

    =

  • dimana:

    =

    sehingga :

    =

    =

    =

    menghitung tahanan ombak

    dimana :=

    =

    d =

    =

    sehingga :=

    menghitung nilai dari :

    =

    =

    =

    Ks =

    =

    atau :

    dimana : =

    =

    sehingga :

    =

  • = menghitung nilai tahanan transom

    dimana :

    =

    sehingga :

    =

    menghitung nilai tahanan angin

    =

    dimana :

    S =

    =

    sehingga :

    =

    menghitung nilai tahanan total :

    =

    menghitng nilai daya efektif EHP

    =

    dimana :

    1 Hp = 0.7457 Kw

    1 Kw = 1.34102186 Hpsehingga :

    PE Ehp =

  • 88205.36 17474.93 5468.49 20.96 1.25E-04

    100287.34 19868.57 5429.19 22.07 1.34E-04

    114115.03 22608.06 5556.01 22.77 1.42E-04

    128775.44 25512.53 5509.01 22.98 1.49E-04

    144262.46 28280.76 5313.23 23 1.56E-06

  • L =

    Lbp =

    B =

    =

    =

    T =

    ==

    =

    =

    =

    =

    =

    =

    =

    =

    =

    Z =

    =

    V =

    =

    =

    =

    g =

    L/B =

    B/L =

    T/L =

  • L/T =

    T/B =

    B/T =

    11 12 13

    5.6584 6.1728 6.6872

    0.1944479754 0.212125064 0.2298021527

    0.6632653061

    29.1749986274

    0.5349232052

    1.03

    0.9581811081

    1557.259197

    Stotal

    44.0000002318 44.5508496105 45.0567278386

  • 44.0000002318 44.5508496105 45.0567278386

    0.0017145446 0.001695119 0.0016775393

    41979.6142629985 49393.1796500849 57367.2071160051

    1.925

    8433.7665160061 9923.1627532874 11525.1566500981

    17.0658323746

    0.156047266

    6.4083147736

    1.9249102614 158.1739202636

    0.0269 0.8832

    1.8324133487

    0.733607201

    degress ()

  • untuk Cp < 0,8

    1.2964774245

    -0.6399414877

    81.9889240534 -2

    -0.0528942724 -0.0806992029 -0.1121100973

    0.8831 5.2978723404

    0.7668321894

    -0.9

    50,990,348.66

    2958.918 3652.016 4370.410

    0.63

    0.6667721253 0.6859849396 0.7021429685

    1.9733575417 2.1527536819 2.3321498221

    150

    0.00015 m

    -9.61919940499059E-009

    0.04 untuk

    0.0005496192 28.7733333333

    0.0005496096

    m

  • 1.591033E+00 1.701948742 1.7976513913

    0.1210656983 0.1138898527 0.1067140071

    19,960.28 22,346.40 24,573.57

    Luas bidang tangkap angin

    202.44 diambil dari perencanaan GA

    2315.53 2755.68 3234.09

    75.650 88.072 101.072

    86.9971582031 101.2829631168 116.233069603

    428.06 543.651717154 675.8902461297

    574.0328258554 729.0488361996 906.3835941125

    m

  • 5332.1

    6183.97

    7098.95

    8077.02

    9118.2

  • 86.32 m

    82.21 m

    13.47 m

    5.21 m

    5.21 m

    5.21 m

    4066.30

    0.052 % dari Lwl LCB / LBP = 0,135 + 0,194.Cp5.5222215456 LCB =

    2.08 m

    0.65

    0.98

    0.78

    10.0476

    15573%

    10

    3.4733333333 m

    4

    13 knot

    6.6872

    1300

    1025 kg/m

    9.81

    6.4083147736

    0.156047266

    0.0603568119

    m

    m

    m

    kg/m

    m/s

    5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

  • 16.5681381958

    0.3867854491

    2.5854126679

    14 15 knot

    7.2016 7.716 m/s

    0.2474792414 0.26515633

    3.118 1

    2.3026 4

    0 1

    45.5246127111 45.9599611025

    5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

    5.5 6 6.5 7 7.5 8 -

    200.00 400.00 600.00 800.00

    1,000.00 1,200.00

    Hubungan Kecepatan - EHP

    Kecepatan (m/s)

    EHP (kW)

  • 45.5246127111 45.9599611025

    0.0016615057 0.0016467845

    65896.4788364764 74976.2289681377 N

    13238.6999378322 15062.8351515186 N

    CP IE

    0.6 9

    berdasarkan rumus paper 0.663265306 9.421768707

    0.75 10

    Bukunya Gaguk

    L/B =

    Lr/B =

    dis/lwl =

  • -0.1455233574 -0.1796088218

    5103.757 5843.828 N KENAPA DIBAGI 1000

    0.7158092996 0.7274358304

    2.5115459622 2.6909421024

  • 1.8802701282 1.9517326537 N

    0.0995381615 0.0923623159

    26,583.11 28,316.36 N

    0.066767068

    diambil dari perencanaan GA

    3750.78 4305.75 N

    114.575 128.507 KN

    131.7609165948 147.7829938899

    825.1212321296 991.5596355257 kW

    1106.5056083272 1329.7031454012 HP

    DHP =

    BHP =

  • LCB / LBP = 0,135 + 0,194.Cp0.71

    5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

  • 3.118

    9.2104

    0

    12.3284

    5.023823

    10.047646

    5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

    5.5 6 6.5 7 7.5 8 -

    200.00 400.00 600.00 800.00

    1,000.00 1,200.00

    Hubungan Kecepatan - EHP

    Kecepatan (m/s)

    EHP (kW)

  • Bagian Ada = 1, Tidak = 0 Faktor Produk

    Rudder behind stern 1 1.3 1.3

    Rudder behind skeg 0 1.5 0

    Twin screw balance rudders 0 2.8 0

    Shaft bracket 0 3 0

    Skeg 0 1.5 0

    Strut bossing 1 3 3

    Hull bossings 1 2 2

    Shaft 0 2 0

    Stabilizer fins 0 2.8 0

    Dome 0 2.7 0

    Bilge keels 1 1.4 1.4

    4 7.7

    6.4083147736

    2.1659241743

    0.0063221491

  • mencari RW = 5468.4914997897

    KENAPA DIBAGI 1000

  • 75.650

    88.072

    101.072

    114.575

    128.507

    675.8902461297

    428.05796

  • 543.6508416

    675.8886784

    825.12332

    991.560012

  • 5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

  • 5.5 6 6.5 7 7.5 8 8.5 9 -

    200.000

    400.000

    600.000

    800.000

    1,000.000

    1,200.000

    Hubungan Kecepatan-RT

    Holtropyamagataguldhamer

    Kecepatan (m/s)

    RT (KN)

  • A. DIMENSI KAPALLWL = 86.32 mLBP = 82.21 mB = 13.47 mT = 5.21 mH = 6 mCB = 0.65 mB/L = 0.156047266B/T = 2.5854126679V = 3937.5864996Disp = 4066.29635831 ton

    1535.0112961558.3187751578.44752

    S 1557.259197

    B. Kecepatan Kapalv (knot) 11 12v (m/s) 5.6584 6.1728

    32.01749056 38.10345984

    C. Penentuan Hambatan Gesek Metode K. E. Schonhell

    Dimana

    Rn = v. LWL / viskositasViskositas = 1.1883E-006

    104.5918367v (m/s) 5.6584 6.1728

    Rn 411035166.204 448401999.4951log Rn 8.6138789796 8.6516675405

    CF 0.0017145446 0.001695119RF 5141.17757232 6049.105307445

    50434.9519845 59341.72306604D. Penentuan Froude Number (Fn) 50.4349519845 59.341723066

    g 9.81v (m/s) 5.6584 6.1728

    Fn 0.1944479754 0.212125064

    E. Menentukan Harga C'R dari Fig 41 (Yamagata Chart)Fn 0.1944479754 0.212125064C'R 0.0038 0.0042

    F. Menentukan Harga B/L dan Koreksi nyaB/L = 0.156047266 (harus dikoreksi karena B/L tidak sama dengan 0,135)

    m3

    S1 = LWL (1,5 T + (0,09 + Cb)B) m2S2 = 1,025 LWL (Cb B + 1,7 T) m2S3= LWL (1,7 T + 0,7 B) m2

    m2

    v2(m2/s2)

    RF = CF.0,5..S.v2

    CF = 0,075/(log Rn -2)2

    m2/sekon = kerapatan fluida kg.s2/m4

    Fn = v/(g.LWL)0.5m/s2

  • (B/L)K = B/L - 0,135 0.021047266Berdasarkan Fig. 42 (yamagat Chart)

    Fn 0.1944479754 0.212125064( CR (B/L) / (B/L) k) 0.05 0.05

    (CR)(B/L)K 0.0010523633 0.0010523633

    G. Menentukan Harga B/T dan koreksinyaB/T = 2.5854126679 (harus dikoreksi karena B/T tidak sama dengan 2,25)(B/T)K = B/T - 2,25 0.3354126679

    Berdasarkan Fig. 43 (yamagat Chart)Fn 0.1944479754 0.212125064

    ( CR (B/T) / (B/T) k) 0.0005 0.0006(CR)(B/T)K 0.0001677063 0.0002012476

    Single Screw Twin Screw

    Bossing 0 2.5Bilge Keel 3 2.5

    0

    I. Koefisien Koreksi Bagian Tambahan Kapal (Kp)Kp = 1 Untuk single propeller

    J. Menentukan CRCR = Kp (E+F+G+H)

    v (m/s) 5.6584 6.1728CR 0.0040702274 0.0044217387

    K. Menentukan Harga RR

    249.356142905v (m/s) 5.6584 6.1728

    RR 16654.0513864 21531.35839031699.39299861 2197.077386765

    L. Menentukan Harga RTRT = RR + RF

    v (m/s) 5.6584 6.1728

    RT67.6018042405 81.483356871477.7420748765 93.70586040216840.57057093 8246.18269421

    EHP 382.518049114 502.9804652956512.956703862 674.4968039615

    Ca = 0.00007

    (CR)B/L / (B/L)K

    (CR)B/T / (B/T)K

    H. CR tambahanCargo ship, Cargo ship & Passenger

    ship

    CR tambahan

    RR = CR.0,5..2/3.v22/3 m2

  • S angin = 352.006v 5.6584 6.1728

    Ra 512.800869584 610.275415042

  • 233.58887955 1790.8480766

    13 14 156.6872 7.2016 7.716

    44.71864384 51.86304256 59.536656

    untuk air laut6.6872 7.2016 7.716

    485768832.79 523135666.08 560502499.3698.6864296468 8.7186143301 8.7485775535 5320000000.0016775393 0.0016615057 0.00164678457025.6719551 8070.2384964 9182.2212661 kg 0.00171454 0.00178368921.841879 79169.03965 90077.5906205 N 0.00169512 0.00176368.921841879 79.16903965 90.0775906205 KN 0.00167754 0.001745

    0.00166151 0.0017280.00164678 0.001713

    6.6872 7.2016 7.7160.2298021527 0.2474792414 0.26515633

    0.2298021527 0.2474792414 0.265156330.0058 0.007 0.0099 V = 14.8653692

    vr' = 13.0652659Kb = 0.79101563

    (harus dikoreksi karena B/L tidak sama dengan 0,135) Ks - 1.025

  • Berdasarkan Fig. 42 (yamagat Chart)0.2298021527 0.2474792414 0.26515633

    0.05 0.06 0.060.0010523633 0.001262836 0.001262836

    (harus dikoreksi karena B/T tidak sama dengan 2,25)

    Berdasarkan Fig. 43 (yamagat Chart)0.2298021527 0.2474792414 0.26515633

    0.0008 0.0009 0.000930.0002683301 0.0003018714 0.0003119338

    44.5

    Untuk single propeller

    6.6872 7.2016 7.7160.0057733943 0.0069441878 0.0093036402

    1790.84807666.6872 7.2016 7.716

    32993.909734 46024.956706 70786.6380447 N3366.7254831 4696.4241537 7223.12633109 kg

    6.6872 7.2016 7.716102.63197762 126.024649 161.817784001 KN118.02677426 144.92834635 186.090451601 KN10392.397438 12766.66265 16405.3475972 Kg686.32056075 907.57911227 1248.58602135 KW920.35587197 1217.0635896 1674.35385463 Hp

    High Speed Passenger

    5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

  • 6.6872 7.2016 7.716716.22600793 830.65264825 953.555336003

    5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

    5.5 6 6.5 7 7.5 80

    200400600800

    100012001400

    V - EHP

    Kecepatan (m/s)

    EHP (kW)

  • No ITEM / FORMULA UNIT

    1 Kecepetan Kapal (v) knot

    2 m/s

    3456 kg7 N8 Harga LWL g m/s910

    11

    12131415161718

    19 N20 N

    21 KN

    Kecepetan Kapal (v) 0,5144 01

    v2 (02)2 m2/s2Angka Reynold (Rn)Koefisen Gesek (CF)

    Tahanan Gesek (RF) Formula schonhellTahanan Gesek (RF) 06 9,81

    Froude Number 02 / 08Harga C'R Yamagata Chart Fig 41

    (B/L)K B/L - 0,135

    ( CR (B/L) / (B/L) k) Yamagata Chart Fig 42(CR)(B/L)K 11 12(B/T)K B/T - 0,135

    ( CR (B/T) / (B/T) k) Yamagata Chart Fig 43(CR)(B/T)K 11 12

    Harga Kp Untuk Single PropellerKoefisien Tahanan Total (CR) 17 (10+13+16)

    Tahanan Sisa (RR) CR 0,5 S 2/3 v2

    Harga Tahanan Total (RT) 07 + 19

    RT 10-3

  • 22 kWEHP 21 02

    5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

  • 5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

    5.5 6 6.5 7 7.5 80

    200400600800

    100012001400

    V - EHP

    Kecepatan (m/s)

    EHP (kW)

  • KECEPATAN KAPAL

    13 14 15 16 17

    6.6872 7.2016 7.716 8.2304 8.7448

    44.71864384 51.86304256 59.536656 67.73948416 76.47152704552792776.23 595315297.48 637837818.73 680360339.98 722882861.230.0017145446 0.001695119 0.0016775393 0.0016615057 0.0016467845

    5141.1775723243 6049.1053074451 7025.6719550577 8070.2384963992 9182.221266101550434.951984502 59341.723066037 68921.841879116 79169.039649676 90077.59062045629.0998144324 29.0998144324 29.0998144324 29.0998144324 29.09981443240.2298021527 0.2474792414 0.26515633 0.2828334187 0.3005105074

    0.0038 0.0042 0.0058 0.007 0.0099

    0.021047266 0.021047266 0.021047266 0.021047266 0.021047266

    0.05 0.05 0.05 0.06 0.060.0010523633 0.0010523633 0.0010523633 0.001262836 0.0012628360.3354126679 0.3354126679 0.3354126679 0.3354126679 0.3354126679

    0.0005 0.0006 0.0008 0.0009 0.000930.0001677063 0.0002012476 0.0002683301 0.0003018714 0.0003119338

    1 1 1 1 10.0040702274 0.0044217387 0.0057733943 0.0069441878 0.0093036402

    23260.617225587 29306.571142353 43926.80290081 60114.229167227 90921.50397742473695.569210088 88648.29420839 112848.64477993 139283.2688169 180999.09459788

    73.6955692101 88.6482942084 112.8486447799 139.2832688169 180.9990945979

    v1 v2 v3 v4 v5

  • 492.8170104217 638.4095555711 870.7401431219 1146.3570156706 1582.8008824396

    5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

  • 5.5 6 6.5 7 7.5 80

    20406080

    100120140160180

    V - RT

    Yamagata

    Kecepatan (m/s)

    RT (KN)

    5.5 6 6.5 7 7.5 80

    200400600800

    100012001400

    V - EHP

    Kecepatan (m/s)

    EHP (kW)

  • 2.2924UKURAN KAPALLWL = 99.6 mLBP = 95.76 mB = 18.8 mH = 8.4 mT = 6.65 mV = 15 knot

    7.716 m/sCb = 0.63

    Luas Bidang Basah 2436.7142363.28141

    2485.448 1675.71641521.02 2341.6956 2380.56367

    V = 7844.75496 2428.17494319.869783152 1.02

    B/T = 2.8270676692 0.052330827

    47.88

    ABT = 9.086AS = 122.5196ABT/AS = 0.074159563

    koreksi akibat bentuk lambungBadan depan ekstrim = 0.1

    Badan belakang normal = 0.1

    10 ^ 3 CRLCB = 0.2

    15.3285

    -1.98128

    0.0024 -0.011 -0.0182 -0.021 -0.029

    LCB standar

  • 6.5 7 7.5 8 8.5 9 -

    20.00

    40.00

    60.00

    80.00

    100.00

    120.00

    140.00

    160.00

    V - RT

    Column S

    Kecepatan (m/s)

    RT (KN)

  • NO FORMULA UNITKECEPATAN

    131 Kecepatan / (V) knot 132 Kecepatan / (V) m/s 6.68723 44.7194 KN 54558.48418480135 Fn 0.216 5.013

    Cr 1 5Cr 2 5.5

    7 0.98

    8 0.8

    9 0.97545086510 0.923120037911 m 0.22982412 m -0.194392813 LCB % 0

    koreksi (Fig 11) 00.0002298240.000229824

    14 Section Lines 015 Bow 0.073316 (cr4 )Tambahan (form 12) 0.996969640917 2.969070367818 10^-6. Rn 560.502499368819 1.646784524920 1.679720215421 0.442195991422 0.0723 0.0424 5.20125 RT KN 283.76

    326.3226 EHP KW 1897.5461216227 Hp 2544.6093491

    V1

    Kecepatan2 / (V2) m2/s2

    0,5 S V2

    LWL/V1/3

    103 CR1 (Fig 3)103 CR2 (Fig 4)

    103 CR3 (interpolasi)koreksi B/T = 0,16 (B/T - 2,5) + 103 CR

    LCB standarLCB actual

    103 Crstandar(Cr3 )103 CR3LCB

    Result 103 CR

    103 Cf103 Cf'103 CA

    103 CAA103 CAS103 CRT

    RTJalur Asia Timur (15-20)%

    5 5.5 6 6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    Kecepatan - EHP

    Guldhamer MethodYamagata MethodHoltrop Method

    KECEPATAN (m/s)

    EHP (KW)

  • 5 5.5 6 6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    Kecepatan - EHP

    Guldhamer MethodYamagata MethodHoltrop Method

    KECEPATAN (m/s)

    EHP (KW)

    6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    V - EHP

    Column S

    Kecepatan (m/s)

    EHP (kW)

    6.5 7 7.5 8 8.5 9 -

    20.00

    40.00

    60.00

    80.00

    100.00

    120.00

    140.00

    160.00

    V - RT

    Column S

    Kecepatan (m/s)

    RT (KN)

  • KECEPATAN

    14 15 16 1714 15 16 17

    7.2016 7.716 8.2304 8.744851.863 59.537 67.739 76.472

    63274.9284037 72637.03515728 82644.8044456162 93298.23626868390.23 0.25 0.26 0.285.013 5.013 5.013 5.013

    5 5 5 55.5 5.5 5.5 5.5

    1.1 1.4 1.85 2.7

    0.85 1.15 1.45 2.2

    1.0936817569 1.3936817569 1.8398908111 2.68736351381.0413509298 1.3413509298 1.787559984 2.6350326868

    -0.488376 -1.53216 -2.011107 -2.68128-0.1943928 -0.1943928 -0.1943928 -0.1943928

    0.00023519 0.0021404275 0.0038150998 0.00696328420.08 0.16 0.21 0.28

    -0.00048838 -0.00153216 -0.002011107 -0.00268128-0.00025319 0.0006082675 0.0018039928 0.0042820042

    0 0 0 0-0.06 -0.11667 -0.23 -0.2766

    1.1246590042 1.4486590042 1.9305647827 2.84583530173.1994385015 4.0676299585 5.3298195706 7.8959135064603.618076243 646.7336531179 689.8492299924 732.9648068671.6311887992 1.6168678102 1.6036414622 1.59136449141.6638125751 1.6492051664 1.6357142915 1.62319178120.4421959914 0.4421959914 0.4421959914 0.4421959914

    0.07 0.07 0.07 0.070.04 0.04 0.04 0.045.415 6.269 7.518 10.071

    342.66 455.36 621.30 939.63394.06 523.67 714.50 1080.58

    2467.71484 3513.58734 5113.55833155 8216.917054653309.2056 4711.720623 6857.28172261 11018.8857703

    V2 V3 V4 V5

    5 5.5 6 6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    Kecepatan - EHP

    Guldhamer MethodYamagata MethodHoltrop Method

    KECEPATAN (m/s)

    EHP (KW)

  • 5 5.5 6 6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    Kecepatan - EHP

    Guldhamer MethodYamagata MethodHoltrop Method

    KECEPATAN (m/s)

    EHP (KW)

    6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    V - EHP

    Column S

    Kecepatan (m/s)

    EHP (kW)

  • INTERPOLASI5 0.9

    5.01 ? 0.89873635145.5 0.85

    5 1.25.0126364862 ? 1.1949454055

    5.5 1

    5 1.45.0126364862 ? 1.3962090541

    5.5 1.25

    5 1.85.0126364862 ? 1.7936817569

    5.5 1.55

    Lcb = {( -43,5 x Fn ) + 9,2 } x %Lbp

    5 2.75.0126364862 ? 2.6898908111

    5.5 2.3

    Angka Reynoldkec 6.6872 7.2016LWL 99.6 99.6

    Rn = (V.LWL)/v 560502499.369 603618076.24310^-6 . Rn 560.502 603.618

    log Rn 8.7485775535 8.78076223690.0016467845 0.0016311888

    1.6467845249 1.6311887992

    kecepatan Rt0 0

    6.6872 326.3216353433 77.74207487657.2016 394.061329332 93.70586040217.716 523.6684086343 118.0267742646

    8.2304 714.4965106534 144.9283463547

    Cf = 0,075 / (log Rn -2)2

  • 8.7448 1080.5798432041 186.0904516013

    6.6872 1897.5461216243 382.51804911427.2016 2467.7148428848 502.9804652956

    7.716 3513.5873400193 686.32056075018.2304 5113.558331549 907.57911226788.7448 8216.9170546531 1248.586021353

    6.5 7 7.5 8 8.5 90

    200

    400

    600

    800

    1000

    1200

    V - EHP

    Column S

    Kecepatan (m/s)

    EHP (kW)

    6.5 7 7.5 8 8.5 90

    500

    1000

    1500

    Kecepatan - RT

    KECEPATAN (m/s)

    RT (KN)

    6.5 7 7.5 8 8.5 90

    2000

    4000

    6000

    8000

    10000

    Kecepatan - EHP

    KECEPATAN (m/s)

    EHP (KW)

  • 0.60.63

    0.7

    0.270.28

    0.3

    Tahanan Kekasaran (CA)1000

    8101.18038775510000

    Tahanan Gesek KoreksiS (luas bidang basah) 2380.564

    Penambahan S (luas bidang basah) (S') 2428.175S'/S 1.02

    vis. Air laut 1.1883E-0067.716 8.2304 8.744899.6 99.6 99.6

    646733653.118 689849229.992 732964806.867646.734 689.849 732.9658.8107254603 8.8387541839 8.86508312260.0016168678 0.0016036415 0.0015913645

    1.6168678102 1.6036414622 1.5913644914

    87.00 101.28 116.23 131.76

    1rancangan

    1

  • 147.78

    428.0562782404543.651717154

    675.8902461297825.1212321296991.5596355257

    6.5 7 7.5 8 8.5 90

    500

    1000

    1500

    Kecepatan - RT

    KECEPATAN (m/s)

    RT (KN)

    6.5 7 7.5 8 8.5 90

    2000

    4000

    6000

    8000

    10000

    Kecepatan - EHP

    KECEPATAN (m/s)

    EHP (KW)

  • -0.2-0.23

    -0.3

    -0.23-0.253333

    -0.3

    0.00060.0004422 0.442196

    0.0004

  • metode yamagata 2metode holtropholtropyamagata schonellmetode guldhamer (3)