ship fuel oil calculation

Sheet2TECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

A.LIST OF CODE / REFERENCE USEDaRoy L Harrington, Marine EngineeringbClass NK, Part D Machinery InstallationscProject Guide Wartsilla 9L46 Diesel EngineB.CALCULATION ALGORITHMa.Calculation of fuel weightb.HFO storage tank volume calculationsc.HFO settling tank volume calculationsd.HFO service tank volume calculationse.Calculation of HFO transfer pump- Calculation of the HFO transfer pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesf.Calculation of feed pump HFO- Calculation of the HFO feed pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesg.HSD storage tank volume calculationsh.HSD service tank volume calculationsi.Calculation of HSD transfer pump- Calculation of the HSD transfer pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesj.Calculation of Heating HFO Storage Tankk.Calculation of Heating HFO Settling Tankl.Calculation of Heating HFO Service Tankm.Calculation of HFO Feed Pump ( BOOSTER UNIT)n.Calculation of HFO Circulating Pump ( BOOSTER UNIT)o.Calculation of HSD Standby Pumpp.Calculation of HFO Feed Heaterq.Separator in Transfer Pumpr.Calculation of Heater (BOOSTER UNIT)B.OUTPUT PARAMETER DESIGNa.Calculation of fuel weightWHFO=Weight of HFO fuelb.HFO storage tank volume calculationsVol HFO=Volume of storage tankc.HFO settling tank volume calculationsVol HFO=Volume of settling tankd.HFO service tank volume calculationsTECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

Vol HFO=Volume of service tanke.Calculation of HFO transfer pump- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesf.Calculation of feed pump HFO- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesg.HSD storage tank volume calculationsVol HSD=Volume of storage tankh.HSD service tank volume calculationsVol HSD=Volume of service tanki.Calculation of HSD transfer pump- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesj.Calculation of Heating HFO Storage TankkW=Heating Powerk.Calculation of Heating HFO Settling TankkW=Heating Powerl.Calculation of Heating HFO Service TankkW=Heating Powerm.Calculation of HFO Feed Pump ( BOOSTER UNIT)n.Calculation of HFO Circulating Pump ( BOOSTER UNIT)TECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

o.Calculation of HSD Standby Pumpp.Calculation of HFO Feed HeaterkW=Heating Powerq.Separator in Transfer PumpQ=Separator capacityr.Calculation of Heater (BOOSTER UNIT)kW=Heating PowerC.DETAILS OF CALCULATIONData and ship enginesThis estimation is aimed =175g / kWhEngine MCR power =13939.9222207322Hp =10395kWspeed=500Rpm

SLOC cylinder oil (g / kWh)=0.5g / kWhship's speed=18knotsDistance shipping=2992mileshipping time (T)=166.2222222222hours; taken:=7day=168hoursHFO =0.991ton/m3

a.Calculation of fuel weightHFO mass=time x SFOC x kW HFO mass=175 x 10395 x 167 x 10-6HFO mass=305.6ton

b.HFO storage tank volume calculationsvolume of storage tank=HFO mass / density of the HFO=305.6 / 0.991volume of storage tank=308.39m3

Designed volume of tank=498.63m3

c.HFO settling tank volume calculationsThis estimation is aimed=175g / kWh=0.175kg / kWh MCR calculation engine=10395kW HFO=991kg / m3time usage=24hour (Precipitation in 1 day)margin=2%

Volsettlng=24 hour x SFOC x kW / p HFOVolsettlng=44.06m3

d.HFO service tank volume calculationsknown data isTECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

This estimation is aimed=175g / kWh=0.175kg / kWh MCR calculation engine=10395kW HFO=991kg / m3time usage=8hour

Volservice=(8 hour x SFOC x kW / HFO) Volservice=((0,175 x 10395 x 8) / 991) Volservice=14.685m3taken=15m3e.Calculation of HFO transfer pumpPump is planned move of HFO storage tank to the settling tank for 1 hour time (t)=4hour pumping capacity (Q)=V / tpumping capacity (Q)=44.06pumping capacity (Q)=11.01m3/ H =0.0031m3/ Second=183.5645812311l/minFlow rate is=1m / s (According to the project guide Wartsilla)

Based on calculation above, planned pump specification is :Brands pumps=SILIPUMPBase Plate :Cast IronType=KCB 12/0.13Casing :Cast IronRotation=1450rpmShafts:Steel or Alloy SteelCapacity=12m3/ hGears:Carbon Steel Head=0.13MPaMotor power=5.36hp=4.00kW

so that the diameter (D) pipeline that will be used can be calculated:Q=A x v =( x D2 / 4) x vD= (4 x Q / v)= ((4 x 0.0122) / 3.14 x 1)D=0.062m=2.46mm

Selected types of carbon steel pipe, standard ANSIInside diameter=62.71mm2.469inchThickness=5.16mm0.203inchOutside diameter=73.03mm2.875inchNominal pipe size=2.50inchsch 40

- Calculation of installation in the engine roomstatic head pump discharge side=7.4m(Height difference Between storage tanks static head pump suction side=0mand service tanks)static pump head (ha)=7.4mdifference in pressure head (hp) =0m

TECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

difference in velocity head (HV), the speed of the suction side and out at the pipehv=(12-12) /2g=0m

- Calculation of head at the suction pipeOn suction head due to frictionviscosity n=380at 50 cStoC=0.00038m2/ s

Rn=(Vs x ds) / nRn=165.03then the flow is=laminer

Because the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction lossess () =0.388major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the suction side of the =3mmajor losses (hf1) = (0.388 x 3 x 1^2) / ((62.71/1000) * 2 * 9.8)major losses (hf1) = 0.95mminor losses (head for the accessories that exist in the pipe)

notypeNkn x k1Elbow 90o30.51.52Strainer10.50.53T joint10.50.54Gate valve10.50.5total3head losses=k x v2 / (2g)head losses=3 x 1/ 2 x 9.8head losses (hl1)=0.1530612245m

- Calculation of head at the discharge pipeHead losses discharge (HLD)Reynolds numberReynolds number (Rn) =viscosity n=380at 50 cStoC=0.00038m2/ sRn=(Vs x ds) / nRn=(1 x 62.71/1000) / 0.00038Rn=165.03then the flow is =laminerBecause the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction losses () =0.388major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the discharge side of the pipe=9.50mmajor losses (hf2) = 0.388 x 9,5 x 12 / (62.71/1000) x 2 x 9.8major losses (hf2) = 2.997m


minor losses (head for the accessories that exist in the pipe)notypeNkn x k1Elbow 90o30.51.52Gate valve10.50.53NRV01.504T joint00.50total2

head losses=k x v2 / (2g)head losses (hl2)=2 x 12 / 2 x 9.8head losses (hl2)=0.102m

Total Head= hs + hp + hv + (hf1 hf2 + + hl1 + hl2)Total Head=11.60m=0.1135526301MPaFlow=11.01m3/ h

Based on calculation above, total head lossess is 5,99. So pump the pump is qualified as transfer pump.Brands pumps=SILIPUMPBase Plate :Cast IronType=KCB 12/0.13Casing :Cast IronRotation=1450rpmShafts:Steel or Alloy SteelCapacity=12m3/ hGears:Carbon Steel Head=0.13MPaMotor power=5.36hp=4.00kW

f.Calculation of HFO feed pumpPump is planned move of HFO settling tank to service tank for 2 hour time (t)=2hour pumping capacity (Q)=Vservice tank / tpumping capacity (Q)=15 m3 / 2 hpumping capacity (Q)=7.50m3/ H =0.0021m3/ Second=7500l/hFlow rate is=1m / s (According to the project guide Wartsilla)

Based on calculation above, planned pump specification is :Brands pumps=SILIPUMPBase Plate :Cast IronType=KCB 8/0,33Casing :Cast IronRotation=1450rpmShafts:Steel or Alloy SteelCapacity=8m3/ hGears:Carbon Steel Head=0.33MPaMotor power=4.02hp=2.96kW

so that the diameter (D) pipeline that will be used can be calculated:Q=A x v TECHNICAL SPECIFICATIONS Design IVOF FUEL OIL SYSTEM Doc 4211 100 043 - FOMuhammad Habib Chusnul Fikri

=( x D2 / 4) x vD= (4 x Q / v)= ((4 x 0.001) / 3.14 x 1)D=0.052m=2.028inch

Selected types of carbon steel pipe, standard ANSIInside diameter=52.50mm2.067inchThickness=3.91mm0.154inchOutside diameter=60.33mm2.375inchNominal pipe size=2.00inchi

Schedule 40

- Calculation of installation in the engine roomstatic head pump discharge side=3.4m(Height difference Between settling tanks and service tanks)static head pump suction side=0mstatic pump head (ha)=3.4m

difference in pressure head (hp) =0m

difference in velocity head (HV), the speed of the suction side and out at the pipehv=(12-12)/2g=0m

- Calculation of head at the suction pipedipipa suction head due to frictionviscosity n=380at 50 cStoC=0.00038m2/ sRn=(Vs x ds) / nof the project guideRn=(1 x 52,5 X 0,001) / 0.00038Rn=138.16then the flow is=laminerBecause the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction lossess () =0.463major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the suction side of the =5.5mmajor losses (hf1) = (0,463 x 5,5 x 1^2) / ((52,5/1000) * 2 * 9.8)major losses (hf1) = 2.48mminor losses (head for the accessories that exist in the pipe)

notypeNkn x k1Elbow 90o30.51.52Filter10.50.53T Joint10.50.54Gate valve30.51.5total4


head losses=k x v2 / (2g)head losses=4 x 1^2 /x 2 x9.8head losses (hl1)=0.2040816327m

- Calculation of head at the discharge pipeHead losses discharge (HLD)Reynolds numberReynolds number (Rn) =viscosity n=380at 50 cStoC=0.00038m2/ sRn=(Vs x ds) / nRn=(0.6 x 82.8/1000) / 0.0007Rn=138.16then the flow is =laminerBecause the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction losses () =0.463major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the discharge side of the pipe=10.00mmajor losses (hf2) = 0.902 x 5 x 0.62 / (82.8/1000) x 2 x 9.8major losses (hf2) = 4.502m

minor losses (head for the accessories that exist in the pipe)notypeNkn x k1Elbow 90o30.51.52Filter00.503NRV11.51.54T Joint20.515Gate valve20.51total5

head losses=k x v2 / (2g)head losses (hl2)=5 x 12 / 2 x 9.8head losses (hl2)=0.255m

Total Head= hs + hp + hv + (hf1 hf2 + + hl1 + hl2)Total Head=10.84m=0.1060897122MPaFlow=7.50m3/ h

Based on calculation above, total head lossess is 10,79. So pump the pump is qualified as feed pump.Brands pumps=SILIPUMPBase Plate :Cast IronType=KCB 8/0,33Casing :Cast IronRotation=1450rpmShafts:Steel or Alloy SteelCapacity=8m3/ hGears:Carbon Steel Head=0.33MPaMotor power=4.02hp=3.00kW


g.HSD storage tank volume calculations

volume HSD=Time x FOCvolume HSD=127 x 166 x 3FOC Genset =127l / hrvolume HSD=63246literNumber of Genset=3Genset=63.246m3Trip hour=166hour

for the tank spare volume, the tank increased 2% HSD from the HSD volume obtained from previous calculations. So we get the volume of tank =

Vol tank=HSD vol + 2% x Vol HSD=64.5m3Designed HFO storage tank =126m3

h.HSD service tank volume calculationsvolume HSD=T x FOCvolume HSD=8 x 127 x 3FOC Genset=127l / hrvolume HSD=3048literNumber of Genset=3Genset=3.048m3Duration of use=8hours

for the tank spare volume, the tank increased 2% HSD from the HSD volume obtained from previous calculations. So we get the volume of tank =

Vol tank=HSD vol + 2% x Vol HSD=3.10896m3603.350.275

HSD planned a service tank with dimensions of 3 m x 1.1 m x 1 m=3.3m3

i.Calculation of HSD transfer pumpPump is planned move of HSD storage tank to service tank for 0.5 hour time (t)=0.5hour HSD transferpumping capacity (Q)=V / t1.8462591359pumping capacity (Q)=3.11/ 0.5pumping capacity (Q)=6.22m3/ H =0.0017m3/ SecondFlow rate is=1m / s

Based on calculation above, planned pump specification is :Brands pumps=SILIPUMPBase Plate :Cast IronType=KCB-8/0,33Casing :Cast IronRotation=1450rpmShafts:Steel or Alloy SteelCapacity=8m3/ hGears:Carbon Steel Head=0.33MPaMotor power=4.023hp=3.0kW


j.Calculation of heating HFO storage tank (4 hours heating)Q=m.C.Tm=HFO mass for each tank @ 50 m3Q=1684700kJP=Heater capacity kwp=Q / 4 hoursc=1.7 kJ/kg.K=117.0kWT=from 20oC to 40oC

k.Calculation of heating HFO settling tank (20 hours heating)Q=m.C.Tm=HFO mass for each tank @ 44m3Q=741268kJP=Heater capacity kwp=Q / 20 hoursT=from 40oC to 50oC113.4=10.3kWc=1.7 kJ/kg.K12.54.2Ar6.2095592593l.Calculation of heating HFO service tank (7 hours heating)Q=m.C.Tm=HFO mass for each tank @ 15m3L317.75Q=252705kJP=Heater capacity kwD127.1p=Q / 7 hoursT=from 50oC to 60oCP342.2272234934=10.0kWc=1.7 kJ/kg.Ktorque36032.85x272065.7

m.Calculation of HFO feed pump (Booster Unit)depend on engine project guide Wartsilla 9L46, HFO Feed Pump (booster unit) is regulated with specification :

Capacity=2.15m3/ h=35.8333333333liters/minuteDesign Pressure=16barHFO1.085648714inchIts recommended use screw pump as feed pump.

Based on requirements above, planned pump specification is :Brands pumps=AllweilerType=SN 40/46(screw pump)Rotation=1450rpmCapacity=41liters/minute=2.44m3/ hPressure=20barMotor power=1.57kW

n.Calculation of HFO circulating pump (Booster Unit)depend on engine project guide Wartsilla 9L46, HFO Circulating Pump (booster unit) is regulated with specification :

Capacity=8.6m3/ h=143.3333333333liters/minuteDesign Pressure=16bar


Design Temperature=1500CBased on requirements above, planned pump specification is :Brands pumps=AllweilerType=SN 80/46(screw pump)Rotation=2900rpmCapacity=163liters/minute=9.78m3/ hPressure=20barMotor power=6.38kW

o.Calculation of HSD Circulation pumpdepend on Auxiliary engine Specifications, HSD circulating pump is chosen with following specification :Total for all AE=381l/h=6.35liter/minuteDesign Pressure=16barHSDIts recommended use screw pump as circulating pump.0.4570172368inch

Based on requirements above, planned pump specification is :Brands pumps=AllweilerType=SPF 10-28(screw pump)Rotation=1140rpmCapacity=9.3liters/minutePressure=20barMotor power=0.52kW

p.Calculation of HFO feed heaterThe required minimum capacity of the heater is : P=heater capacity (kW)Q=8600l/hQ=Circulating pump flowP=50.6KwT=Temperature rise in heater (from 50 to 60 C)

q.Separator in Transfer SystemQ (l / h)=P x b x 24 (hr) / ( x t)

P=max. continuous rating of the diesel engine (s) [kW] b=specific fuel consumption + 15% safety margin [g / kWh] =density of the fuel [kg/m3] t=daily separating time for self-cleaning separator [h] (usually = 23 h or 23.5 h)

Q=10395 x (175 + (15% x 175)) x 24 /(991 x 23.5)=2156liter/hour=2.16m3/h


So that the separator is used with the following data:brand=Alva Laval MAB 206Power=12kWcapacity=10500l / h(adjusted with calculation of HFO feed pump)Main supply=3-phase 380 voltFrequency =50 Hz

r.Calculation of HFO Separator Preheater P=Heater capacity kwQ=7500Q=Capacity [l/h]p=Q X T /1700T=from 40oC to 50oC=44.1kW

s.Total Power of Heating

P =HFO Heating + LO Heating + HFO Separator Preheater + Estimated accomodation heater==285.2623029879kW

Heater Specification

brand=GESABtype=TOH 04=349kWload factor=0.82

s.Calculating of Steam ConsumptionSteam heat capacity = 2.08 kJ/kg.K at temperature 423 K = 150CelciusSteam coil heat coeff.=2500W/m2oCat thickness=2mmSteam coil conductivity=360W/m.K

ItemQ requiredHeat Temp

HFO storage tank=117.0kW40oCHFO settling tank=10.3kW50oCHFO service tank=10.0kW60oCHFO separator heater=44.1kW50oCHFO feed heater=50.6kW60oCLO separator heater=38.2kW95oCAccomodation heater=15.0kW25oC

SPESIFIKASI TEKNIS SISTEM BAHAN BAKARProject : Desain IVDoc. No. 09 - 42 11 043 - FORev. No.Page : 13

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ANSIOutside Diameter, Identification, Wall Thickness, Inside DiameterPipe SizeOutside DiameterIdentificationWall Thickness Inside Diameter For all pipe sizes the outside diameter (O.D.) remains relatively constant. The variations in wall thickness affects only the inside diameter (I.D.).(inches)(inches)SteelStainless Steel Schedule No.- t -- d -Iron Pipe SizeSchedule No.(inches)(inches)Welded and Seamless Wrought Steel Pipe1/80.405..10S.049.307To distinguish different weights of pipe, it is common to use the Schedule terminology from ANSI/ASME B36.10 Welded and Seamless Wrought Steel Pipe:STD4040S.068.2690.125XS8080S.095.2151/40.540..10S.065.410STD4040S.088.364-Light Wall 0.25XS8080S.119.302-Schedule 10 (Sch/10, S/10) 3/80.675..10S.065.545-Schedule 20 (Sch/20, S/20) STD4040S.091.493-Schedule 30 (Sch/30, S/30) 0.375XS8080S.126.423-Schedule 40 (Sch/40, S/40) 1/20.840..5S.065.710-Standard Weight (ST, Std) ..10S.083.674-Schedule 60 (Sch/60, S/60) STD4040S.109.622-Extra Strong (Extra Heavy, EH, XH, XS) XS8080S.147.546-Schedule 80 (Sch/80, S/80) .160..187.466-Schedule 100 (Sch/100, S/100) 0.5XXS...294.252-Schedule 120 (Sch/120, S/120) 3/41,050..5S.065.920-Schedule 140 (Sch/140, S/140) ..10S.083.884-Schedule 160 (Sch/160, S/160) STD4040S.113.824-Double Extra Strong (Double extra heavy, XXH, XXS)XS8080S.154.742.160..219.612Stainless Steel Pipe0.75XXS...308.434For stainless steel pipes thru 12-inch, schedule numbers from Schedule 5S to schedule 80S are used as published in ANSI/ASME 36.19M Stainless Steel Pipe.11,315..5S.0651,185..10S.1091,097STD4040S.1331,049XS8080S.179.957-Schedule 5S (Sch/5S, S/5S) .160..250.815-Schedule 10S (Sch/10S, S/10S) 1XXS...358.599-Schedule 40S (Sch/40S, S/40S) 1 1/41,660..5S.0651,530-Schedule 80S (Sch/80S, S/80S) ..10S.1091,442STD4040S.1401,380STD, XS and XXSXS8080S.1911,278To distinguish different weights of pipe, three long standing traditional designations are used:.160..2501,1601.25XXS...382.896-standard wall - STD 1 1/21,900..5S.0651,770-extra strong wall - XS ..10S.1091,682-double extra strong wall - XXS STD4040S.1451,610XS8080S.2001,500The last two designations are sometimes referred to as extra heavy wall (XH), and double extra heavy wall (XXH)..160..2811,3381.5XXS...4001,10022,375..5S.0652,245..10S.1092,157STD4040S.1542,067XS8080S.2181,939.160..3441,6872XXS...4361,5036.2.1. The bilge pumping units, or pumps, required by 6.1 may also be used for ballast, fire or general service duties of an intermittent nature, but they are to be immediately available for bilge duty when required, see also SOLAS 1974 as amended Reg. II2 1/22,875..5S.0832,709..10S.1202,635STD4040S.2032,469XS8080S.2762,323.160..3752,1252.5XXS...5521,77133,500..5S.0833,334..10S.1203,260STD4040S.2163,068XS8080S.3002,900.160..4382,624XXS...6002,3003 1/24,000..5S.0833,834..10S.1203,760STD4040S.2263,548XS8080S.3183,36444,500..5S.0834,334..10S.1204,260STD4040S.2374,026XS8080S.3373,826.120..4383,624.160..5313,438XXS...6743,15255,563..5S.1095,345..10S.1345,295STD4040S.2585,047XS8080S.3754,813.120..5004,563.160..6254,313XXS...7504,06366,625..5S.1096,407..10S.1346,357STD4040S.2806,065XS8080S.4325,761.120..5625,501.160..7185,187XXS...8644,89788,625..5S.1098,407..10S.1488,329.20..2508,125.30..2778,071STD4040S.3227,981.60..4067,813XS8080S.5007,625.100..5947,437.120..7197,187.140..8127,001XXS...8756,875.160..9066,8131010,750..5S.13410,482..10S.16510,420.20..25010,250.30..30710,136STD4040S.36510,020XS6080S.5009,750.80..5949,562.100..7199,312.120..8449,062.140.1,0008,750.160.1,1258,5001212.75..5S.15612,438..10S.18012,390.20..25012,250.30..33012,090STD.40S.37512,000.40..40611,938XS.80S.50011,750.60..56211,626.80..68811,374.100..84411,062.120.1,00010,750.140.1,12510,500.160.1,31210,1261414.00..5S15613,688..10S.18813,624.10..25013,500.20..31213,376STD30..37513,250.40..43813,124XS...50013,000.60..59412,812.80..75012,500.100..93812,124.120.1,09411,812.140.1,25011,500..160.1,40611,1881616.00..5S.16515,670..10S.18815,624.10..25015,500.20..31215,376STD30..37515,250XS40..50015,000.60..65614,688.80..84414,312.100.1,03113,938.120.1,21913,562.140.1,43813,124.160.1,59412,8121818.00..5S.16517,670..10S.18817,624.10..25017,500.20..31217,376STD...37517,250.30..43817,124XS...50017,000.40..56216,876.60..75016,500.80..93816,124.100.1,15615,688.120.1,37515,250.140.1,56214,876.160.1,78114,4382020.00..5S.18819,624..10S.21819,564.10..25019,500STD20..37519,250XS30..50019,000.40..59418,812.60..81218,376.80.1,03117,938.100.1,28117,438.120.1,50017,000.140.1,75016,500.160.1,96916,0622222.00..5S.18821,624..10S.21821,564.10..25021,500STD20..37521,250XS30..50021,000.60..87520,250.80.1,12519.75.100.1,37519.25.120.1,62518.75.140.1,87518.25.160.2,12517.752424.00..5S.21823,564.1010S.25023,500STD20..37523,250XS...50023,000.30..56222,876.40..68822,624.60..96922,062.80.1,21921,562.100.1,53120,938.120.1,81220,376.140.2,06219,876.160.2,34419,3122626.00.10..31225,376STD...37525,250XS20..50025,0002828.00.10..31227,376STD...37527,250XS20..50027,000.30..62526,7503030.00..5S.25029,500.1010S.31229,376STD...37529,250XS20..50029,000.30..62528,7503232.00.10..31231,376STD...37531,250XS20..50031,000.30..62530,750.40..68830,6243434.00.10..34433,312STD...37533,250XS20..50033,000.30..62532,750.40..68832,6243636.00.10..31235,376STD...37535,250XS20..50035,000.30..62534,750.40..75034,5004242.00STD...37541,250XS20..50041,000.30..62540,720.40..75040,500

Area of Metal, Transverse Internal Area, Moment of Inertia, Weight Pipe, Weight Water, External Surface, Elastic Section ModulusPipe SizeArea of MetalTransverse Internal AreaMoment of Inertia Weight PipeWeightExternal SurfaceElastic Section Modulus(inches)(square inches)- l -(pounds per foot)Water(square feet per foot of pipe)(in3)- a -- A -(inches4)(pounds per foot)(square inches)(square feet)1/8.0548.0740.00051.00088.19.032.106.00437.0720.0568.00040.00106.24.025.106.00523.0925.0364.00025.00122.31.016.106.006021/4.0970.1320.00091.00279.33.057.141.01032.1250.1041.00072.00331.42.045.141.01227.1574.0716.00050.00377.54.031.141.013953/8.1246.2333.00162.00586.42.101.178.01736.1670.1910.00133.00729.57.083.178.02160.2173.1405.00098.00862.74.061.178.025541/2.1583.3959.00275.01197.54.172.220.02849.1974.3568.00248.01431.67.155.220.03407.2503.3040.00211.01709.85.132220.04069.3200.2340.00163.020081.09.102.220.04780.3836.1706.00118.022121.31.074220.05267.5043.050.00035.024241.71.022.220.057723/4.2011.6648.00462.02450.69.288.275.04667.2521.6138.00426.02969.86.266.275.05655.3326.5330.00371.037041.13.231.275.07055.4335.4330.00300.044791.47.188.275.08531.5698.2961.00206.052691.94.128.275.10036.7180.148.00103.057922.44.064.275.110321.255311,029.00766.04999.87.478.344.07603.4130.9452.00656.075691.40.409.344.11512.4939.8640.00600.087341.68.375.344.1328.6388.7190.00499.10562.17.312.344.1606.8365.5217.00362.12512.84.230.344.190310,760.282.00196.14053.66.122.344.21361 1/4.32571,839.01277.10381.11.797.435.1250.47171,633.01134.16051.81.708.435.1934.66851,495.01040.19472.27.649.435.2346.88151,283.00891.24183.00.555.435.291311,0701,057.00734.28393.76.458.435.34211,534.630.00438.34115.21.273.435.41101 1/2.37472,461.01709.15791.281,066.497.1662.61332,222.01543.24682.09.963.497.2598.79952,036.01414.30992.72.882.497.32621,0681,767.01225.39123.63.765.497.41181,4291,406.00976.48244.86.608.497.50781,885.950.00660.56786.41.42.497.59772.47173,958.02749.31491.611.72.622.2652.77603,654.02538.49922.641.58.622.42041,0753,355.02330.66573.651.45.622.56061,4772,953.02050.86795.021.28.622.73092,1902,241.015561,1627.46.97.622.9792,6561,774.012321,3119.03.77.6221,1042 1/2.72805,764.04002.71002.482.50.753.49391,0395,453.03787.98733.532.36.753.68681,7044,788.033221,5305.792.07.7531,0642,2544,238.029421,9247.661.87.7531,3392,9453,546.024632,35310.011.54.7531,6384,0282,464.017102,87113.691.07.7531,9973.89108,730.060631,3013.033.78.916.74351,2748,347.057961,8224.333.62.9161,0412,2287,393.051303,0177.583.20.9161,7243,0166,605.045873,89410.252.6.9162,2254,2055,408.037555,03214.322.35.9162,8765,4664,155.028855,99318.581.80.9163,4243 1/21,02111,545.080171,9603.485.001,047.97991,46311,104.077112,7554.974.811,0471,3782,6809,886.068704,7889.114.291,0472,3943,6788,888.061706,28012.503.841,0473,14041,15214.75.102452,8103.926.391,1781,2491,65114.25.098983,9635.616.181,1781,7613,17412.73.088407,23310.795.501,1783,2144,40711.50.079869,61014.984.981,1784,2715,59510.31.071611.6519.04.471,1785,1786,6219.28.064513.2722.514.021,1785,8988,1017.80.054215.2827.543.381,1786,79151,86822.44.15586,9476.369.721,4562,4982,28522.02.15298,4257.779.541,4563,0294,30020.01.139015.1614.628.671,4565,4516,11218.19.126320.6720.787.881,4567,4317,95316.35.113625.7327.047.091,4569,2509,69614.61.101530.0332.966.331,45610,79611,34012.97.090133.6338.555.611,45612,09062,23132.24.223911.857.6013.971,7343,5762,73331.74.220414.409.2913.751,7344,3465,58128.89.200628.1418.9712.511,7348,4968,40526.07.181040.4928.5711.291,73412.2210.7023.77.165049.6136.3910.301,73414.9813.3221.15.146958.9745.359.161,73417.8115.6418.84.130866.3353.168.161,73420.0282,91655.51.385526.449.9324.062,2586,1313,94154.48.378435.4113.4023.612,2588,2126.5751.85.360157.7222.3622.472,25813.397.2651.16.355363.3524.7022.172,25814.698.4050.03.347472.4928.5521.702,25816.8110.4847.94.332988.7335.6420.772,25820.5812.7645.66.3171105.743.3919.782,25824.5114.9643.46.3018121.350.9518.832,25828.1417.8440.59.2819140.560.7117.592,25832.5819.9338.50.2673153.767.7616.682,25835.6521.3037.12.2578162.072.4216.102,25837.5621.9736.46.2532165.974.6915.802,25838.48104.3686.29.599263.015.1937.392,81411.715.4985.28.592276.918.6536.952,81414.308.2482.52.5731113.728.0435.762,81421.1510.0780.69.5603137.434.2434.962,81425.5711.9078.86.5475160.740.4834.202,81429.9016.1074.66.5185212.054.7432.352,81439.4318.9271.84.4989244.864.4331.132,81445.5422.6368.13.4732286.177.0329.532,81453.2226.2464.53.4481324.289.2927.962,81460.3230.6360.13.4176367.8104.1326.062,81468.4334.0256.75.3941399.3115.6424.592,81474.29126.17121.50.8438122.420.9852.653,33819.27.11120.57.8373140.424.1752.253,33822.09.82117.86.8185191.833.3851.073,33830.212.87114.80.7972248.443.7749.743,33839.014.58113.10.7854279.349.5649.003,33843.815.77111.93.7773300.353.5248.503,33847.119.24108.43.7528361.565.4246.923,33856.721.52106.16.7372400.473.1546.003,33862.826.03101.64.7058475.188.6344.043,33874.631.5396.14.6677561.6107.3241.663,33888.136.9190.76.6303641.6125.4939.333,338100.741.0886.59.6013700.5139.6737.523,338109.947.1480.53.5592781.1160.2734.893,338122.6146.78147.1510,219162.623.0763.773,66523.28.16145.7810,124194.627.7363.173,66527.810.80143.14.9940255.336.7162.033,66536.613.42140.52.9758314.445.6160.893,66545.016.05137.88.9575372.854.5759.753,66553.218.66135.28.9394429.163.4458.643,66561.321.21132.73.9217483.872.0957.463,66569.124.98128.96.8956562.385.0555.863,66580.331.22122.72.8522678.3106.1353.183,66598.238.45115.49.8020824.4130.8550.043,665117.844.32109.62.7612929.6150.7947.453,665132.850.07103.87.72131027.0170.2845.013,665146.855.6398.31.68271117.0189.1142.603,665159.6168.21192.8513,393257.327.9083.574,18932.29.34191.7213,314291.931.7583.084,18936.512.37188.6913,103383.742.0581.744,18948.015.38185.6912,895473.252.2780.504,18959.218.41182.6512,684562.162.5879.124,18970.324.35176.7212,272731.982.7776.584,18991.531.62169.4411,766932.4107.5073.424,189116.640.14160.921,1751155.8136.6169.734,189144.548.48152.5810,5961364.5164.8266.124,189170.556.56144.5010,0351555.8192.4362.624,189194.565.78135.28.93941760.3223.6458.644,189220.072.10128.96.89561893.5245.2555.834,189236.7189.25245.2217,029367.631.43106.264,71240.810.52243.9516,941417.335.76105.714,71246.413.94240.5316,703549.147.39104.214,71261.117.34237.1316,467678.258.94102.774,71275.520.76233.7116,230806.770.59101.184,71289.624.17230.3015,990930.382.1599.844,712103.427.49226.9815,7631053.293.4598.274,712117.030.79223.6815,5331171.5104.6796.934,712130.140.64213.8314,8491514.7138.1792.574,712168.350.23204.2414,1831833.0170.9288.504,712203.861.17193.3013,4232180.0207.9683.764,712242.371.81182.6612,6842498.1244.1479.074,712277.680.66173.8012,0702749.0274.2275.324,712305.590.75163.7211,3693020.0308.5070.884,712335.62011.70302.4621,004574.239.78131.065,23657.413.55300.6120,876662.846.06130.275,23666.315.51298.6520,740765.452.73129.425,23675.623.12290.0420,1421113.078.60125.675,236111.330.63283.5319,6901457.0104.13122.875,236145.736.15278.0019,3051703.0123.11120.465,236170.448.95265.2118,4172257.0166.40114.925,236225.761.44252.7217,5502772.0208.87109.515,236277.175.33238.8316,5853315.2256.10103.395,236331.587.18226.9815,7623754.0296.3798.355,236375.5100.33213.8214,8494216.0341.0992.665,236421.7111.49202.6714,0744585.5379.1787.745,236458.52212.88367.2525,503766.243.80159.145,76069.714.92365.2125,362884.850.71158.265,76080.417.08363.0525,2121010.358.07157.325,76091.825.48354.6624,6291489.786.61153.685,760135.433.77346.3624,0531952.5114.81150.095,760117.558.07322.0622,3653244.9197.41139.565,760295.073.78306.3521,2754030.4250.81132.765,760366.489.09291.0420,2114758.5302.88126.125,760432.6104.02276.1219,1755432.0353.61119.655,760493.8118.55261.5918,1666053.7403.00113.365,760550.3132.68247.45171,8406626.4451.06107.235,760602.42416.29436.1030,2851151.655.37188.986,28396.018.65433.7430,1211315.463.41187.956,283109.627.83424.5629,4831942.094.62183.956,283161.936.91415.4828,8532549.5125.49179.876,283212.541.39411.0028,5422843.0140.68178.096,283237.050.31402.0727,9213421.3171.29174.236,283285.170.04382.3526,5524652.8238.35165.526,283387.787.17365.2225,3625672.0296.58158.266,283472.8108.07344.3223,9116849.9367.39149.066,283570.8126.31326.0822,6457825.0429.39141.176,283652.1142.11310.2821,5478625.0483.12134.456,283718.9159.41292.9820,3469455.9542.13126.846,283787.92625.18505.7535,1222077.285.60219.166,806159.830.19500.7434,7742478.4102.63216.996,806190.640.06490.8734,0883257.0136.17212.716,806250.52827.14588.6140,8762601.092.26255.077,330185.832.54583.2140,5013105.1110.64252.737,330221.843.20572.5639,7614084.8146.85248.117,330291.853.75562.0039,0285037.7182.73243.537,330359.83023.37683.4947,4652585.279.43296.187,854172.329.10677.7647,0673206.398.93293.707,854213.834.90671.9646,6643829.4118.65291.187,854255.346.34660.5245,8695042.2157.53286.227,854336.157.68649.1845,0826224.0196.08281.317,854414.93231.06773.1953,6943898.9105.59335.058,378243.737.26766.9953,2634658.5126.66332.368,378291.249.48754.7752,4146138.6168.21327.068,378383.761.60742.6451,5727583.4209.43321.818,378474.067.68736.5751,1518298.3230.08319.188,378518.63436.37871.5560,5245150.5123.65377.678,901303.039.61868.3160,2995599.3134.67376.278,901329.452.62855.3059,3967383.5178.89370.638,901434.365.53842.3958,4999127.6222.78365.038,901536.972.00835.9258,0509991.6244.77362.238,901587.73634.98982.9068,2575569.5118.92425.929,425309.441.97975.9167,7716658.9142.68422.899,425369.955.76962.1166,8138786.2189.57416.919,425488.169.46948.4265,86210868.4236.13417.229,425603.883.06934.8264,91812906.1282.35405.099,425717.04249.081336.3.10627167579.310.99506.165.181320.2.14037222572.310.99668.481.281304.1.17373276565.410.99827.397.231288.2.20689330558.410.99985.2

Sheet3

A.LIST OF CODE / REFERENCE USEDaRoy L Harrington, Marine EngineeringbMachinery Outfitting Design Manual Vol. IcProject Guide Wartsilla 7L32 Diesel EngineB.CALCULATION ALGORITHMa.Calculation of fuel weightb.HFO storage tank volume calculationsc.HFO settling tank volume calculationsd.HFO service tank volume calculationse.Calculation of HFO transfer pump- Calculation of the HFO transfer pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesf.Calculation of feed pump HFO- Calculation of the HFO feed pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesg.MDF storage tank volume calculationsh.MDF service tank volume calculationsi.Calculation of MDF transfer pump- Calculation of the MDF transfer pump- Calculation of installation in the engine room- Calculation of head at the suction pipe- Calculation of head at the discharge pipe- Calculation of total head lossesj.Calculation of Heating HFO Storage Tankk.Calculation of Heating HFO Settling Tankl.Calculation of Heating HFO Service Tankm.Calculation of HFO Feed Pump ( BOOSTER UNIT)n.Calculation of HFO Circulating Pump ( BOOSTER UNIT)o.Calculation of MDF Standby Pumpp.Calculation of HFO Feed Heaterq.Separator in Transfer Pumpr.Calculation of Heater (BOOSTER UNIT)B.OUTPUT PARAMETER DESIGNa.Calculation of fuel weightWHFO=Weight of HFO fuelb.HFO storage tank volume calculationsVol HFO=Volume of storage tankc.HFO settling tank volume calculationsVol HFO=Volume of settling tankd.HFO service tank volume calculationsVol HFO=Volume of service tank

e.Calculation of HFO transfer pump- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesf.Calculation of feed pump HFO- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesg.MDF storage tank volume calculationsVol MDF=Volume of storage tankh.MDF service tank volume calculationsVol MDF=Volume of service tanki.Calculation of MDF transfer pump- Calculation of installation in the engine roomhs=Static head pumphp=Pressure head differencehv=Velocity head difference- Calculation of the head tube (hl1)hl1=Head in the suction pipe- Calculation of head at the discharge pipe (hl2)hl2=Head in discharge pipe- Calculation of total head losses (Hl)Hl=Total head lossesj.Calculation of Heating HFO Storage TankkW=Heating Powerk.Calculation of Heating HFO Settling TankkW=Heating Powerl.Calculation of Heating HFO Service TankkW=Heating Powerm.Calculation of HFO Feed Pump ( BOOSTER UNIT)n.Calculation of HFO Circulating Pump ( BOOSTER UNIT)o.Calculation of MDF Standby Pumpp.Calculation of HFO Feed HeaterkW=Heating Power

q.Separator in Transfer PumpQ=Separator capacityr.Calculation of Heater (BOOSTER UNIT)kW=Heating Power

C.DETAILS OF CALCULATIONData and ship enginesThis estimation is aimed =182g / kWhEngine MCR power =4771.6428084526Hp =3500kWspeed=126.05Rpm SLOC oil system =1.8kg/Cyl. 24 hoursSLOC cylinder oil (g / kWh)=0.5g / kWhship's speed=13knotsDistance shipping=761mileshipping time (T)=58.5384615385hours; taken:=6day=144hoursHFO =0.991ton/m3volume expansion=0.02

a.Calculation of fuel weightHFO mass=This estimation is aimed x T x MCR (kWh) x FG x 10-6 HFO mass=144 x 182 x 3500 x 1.5 x 10-6Addition of fuel constant = 1.3-1.5HFO mass=137.6ton

b.HFO storage tank volume calculationsvolume of storage tank=HFO mass / density of the HFO=137.6 / 0.991volume of storage tank=138.84m3volume increase=mass of HFO / HFO + Vol HFO storage tank * adding vol.volume increase=(137.6/0.991) + (138.84 x 0.02)volume increase=141.62m3

c.HFO settling tank volume calculationsThis estimation is aimed=182g / kWh=0.182kg / kWh MCR calculation engine=3500kW HFO=991kg / m3time usage=24hour (Precipitation in 1 day)margin=2%

Volsettlng=(This estimation is aimed x T x MCR / HFO) x (1 + 0.02)Volsettlng=15.74m3

d.HFO service tank volume calculationsknown data isThis estimation is aimed=182g / kWh=0.182kg / kWh MCR calculation engine=3500kW HFO=991kg / m3time usage=8hour margin=2%

Volservice=(This estimation is aimed x T x MCR / HFO) x (1 + 0.02)Volservice=((0,182 x 3500 x 8) / 991) x (1 +0.02)Volservice=5.245m3taken=5.4m3

e.Calculation of HFO transfer pumpPump is planned move of HFO storage tank to the settling tank for 1 hour time (t)=1hour pumping capacity (Q)=V / tpumping capacity (Q)=15.74/1pumping capacity (Q)=15.74m3/ H =0.0044m3/ SecondFlow rate is=0.6m / s (According to the project guide Wartsilla)

Based on calculation above, planned pump specification is :Brands pumps=IRON PUMPType=ON-V 8Rotation=850rpmCapacity=18.5m3/ hHead=20mMotor power=2.9hp=2.133kW

so that the diameter (D) pipeline that will be used can be calculated:Q=A x v =( x D2 / 4) x vD= (4 x Q / v)= ((4 x 0.0044) / 3.14 x 0.6)D=0.096m=96.33mm

Selected types of carbon steel pipe, standard ANSIInside diameter=97.18mm=3.83inchThickness=8.56mm=0.34inchOutside diameter=114.30mm=4.50inchNominal pipe size=4.00inchminimum thickness (class requirement)=2.9mm Schedule 80

- Calculation of installation in the engine roomstatic head pump discharge side=2.5mstatic head pump suction side=0mstatic pump head (ha)=2.5mdifference in pressure head (hp) =0m

difference in velocity head (HV), the speed of the suction side and out at the pipehv=(0.62-0.62) X 1/2g=0m

- Calculation of head at the suction pipedipipa suction head due to frictionviscosity n=700at 50 cStoC=0.0007m2/ s

Rn=(Vs x ds) / nof the project guideRn=(0.6 x 97.18) / 0.0007Rn=83.30then the flow is=laminerBecause the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction lossess () =0.768major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the suction side of the =9mmajor losses (hf1) = (0768 x 9 x 0.62) / ((97.18/1000) * 2 * 9.8)major losses (hf1) = 1.31mminor losses (head for the accessories that exist in the pipe)

notypeNkn x k1Elbow 90o40.93.62Strainer10.580.583Gate valve20.61.2total7.18

head losses=k x v2 / (2g)head losses=7.18 x 0.62/ 2 x 9.8head losses (hl1)=0.131877551m


minor losses (head for the accessories that exist in the pipe)notypeNkn x k1Elbow 90o40.93.62Safety valve12.52.53SDNRV1224Gate valve10.60.6total9.9

head losses=k x v2 / (2g)head losses (hl2)=9.9 x 0.62 / 2 x 9.8head losses (hl2)=0.182m

Total Head= hs + hp + hv + (hf1 hf2 + + hl1 + hl2)Total Head=2.5 + 0 + 0 + (1.31 + 0,131 + 0,726 + 0,182)Total Head=4.85m

Based on calculation above, total head lossess is 4.85. So pump the pump is qualified as transfer pump.

Brands pumps=IRON PUMPType=ON-V 8Rotation=850rpmCapacity=18.5m3/ HHead=20mMotor power=2.9hp=2.133kW

f.Calculation of HFO feed pumpPump is planned move of HFO settling tank to service tank for 1 hour time (t)=1hour pumping capacity (Q)=V / tpumping capacity (Q)=5.4/1pumping capacity (Q)=5.40m3/ H =0.0015m3/ SecondFlow rate is=0.6m / s (According to the project guide Wartsilla)

Based on calculation above, planned pump specification is :Brands pumps=IRON PUMPType=ON-V 6Rotation=1150rpmCapacity=5.5m3/ hHead=15mMotor power=1.2hp=0.882kW

so that the diameter (D) pipeline that will be used can be calculated:Q=A x v =( x D2 / 4) x vD= (4 x Q / v)= ((4 x 0.00294) / 3.14 x 0.6)D=0.056m=56.43mm

Selected types of carbon steel pipe, standard ANSIInside diameter=82.80mm=3.26inchThickness=3.05mm=0.12inchOutside diameter=88.90mm=3.50inchNominal pipe size=3.00inchminimum thickness (class requirement)=2.6mm Schedule 40

- Calculation of installation in the engine roomstatic head pump discharge side=2m(Height difference Between settling tanks and service tanks)static head pump suction side=0mstatic pump head (ha)=2m

difference in pressure head (hp) =0m

difference in velocity head (HV), the speed of the suction side and out at the pipehv=(0.62-0.62) X 1/2g=0m

- Calculation of head at the suction pipedipipa suction head due to frictionviscosity n=700at 50 cStoC=0.0007m2/ sRn=(Vs x ds) / nof the project guideRn=(0.6 x 97.18) / 0.0007Rn=70.97then the flow is=laminerBecause the flow is laminar, to calculate use formula 64/Rnlocations to determine the friction lossess () =0.902major losses (hf) = x L x v2 / (D x 2g)pipe length (L) on the suction side of the =3mmajor losses (hf1) = (0.902 x 3 x 0.62) / ((82.8/1000) * 2 * 9.8)major losses (hf1) = 0.60mminor losses (head for the accessories that exist in the pipe)

notypeNkn x k1Elbow 90o40.93.62Strainer10.580.583A T21.83.64Gate valve20.61.2total8.98

head losses=k x v2 / (2g)head losses=8.98 x 0.62/ 2 x 9.8head losses (hl1)=0.1649387755m


minor losses (head for the accessories that exist in the pipe)notypeNkn x k1Elbow 90o40.93.62Safety valve12.52.53SDNRV3264A T11.81.85Gate valve30.190.57total14.47

head losses=k x v2 / (2g)head losses (hl2)=14.47 x 0.62 / 2 x 9.8head losses (hl2)=0.266m

Total Head= hs + hp + hv + (hf1 hf2 + + hl1 + hl2)Total Head=2.5 + 0 + 0 + (1.31 + 0,131 + 0,726 + 0,182) + 10.08Total Head=5.03m

Based on calculation above, total head lossess is 5.03. So pump the pump is qualified as feed pump.

Brands pumps=IRON PUMPType=ON-V 6Rotation=1150rpmCapacity=5.5m3/ hHead=15mMotor power=1.2hp=0.882kW

g.MDF storage tank volume calculations

volume MDF=T x FOCvolume MDF=(4 x 24 x 6) x 38FOC Genset=38l / hrvolume MDF=21888literNumber of Genset=4Genset=21.888m3

Because of the expansion of the fuel, the tank must be increased 2% MDF from the MDF volume obtained from previous calculations. So we get the volume of tank =

Vol tank=MDF vol + 2% x Vol MDF=21.88 + (2% x 21.88)=22.32576m3

h.MDF service tank volume calculationsvolume MDF=T x FOCvolume MDF=(4 x 8) x 38FOC Genset=38l / hrvolume MDF=1216literNumber of Genset=4Genset=1.216m3Duration of use=8hours

Because of the expansion of the fuel, the tank must be increased 2% MDF from the MDF volume obtained from previous calculations. So we get the volume of tank =

Vol tank=MDF vol + 2% x Vol MDF=1.216 + (2% x 1.216)=1.24032m3

MDF planned a service tank with dimensions of 1.5 m x 1 m x 1 m=1.5m3

i.Calculation of MDF transfer pumpPump is planned move of MDF storage tank to service tank for 0.5 hour time (t)=0.5hour pumping capacity (Q)=V / tpumping capacity (Q)=1.5 / 0.5pumping capacity (Q)=3.00m3/ H =0.0008m3/ SecondFlow rate is=0.6m / s (According to the project guide Wartsilla)

Based on calculation above, planned pump specification is :Brands pumps=IRON PUMPType=ON : 2(gear pump)Rotation=1150rpmCapacity=4m3/ hHead=15mMotor power=0.8hp=0.588kW

j.Calculation of heating HFO storage tank

Q=(M x C x T)/tC=heat specific of Heavy fuel oil=(19 x 1717 x 45)/(3600*6)M=mass of fluid=49.1kWt=time to increase temperatureT=Temperature of fuel from 15 0C to 60 0C

k.Calculation of heating HFO settling tank


l.Calculation of heating HFO service tank


m.Calculation of HFO feed pump (Booster Unit)depend on engine project guide Wartsilla 7L32, HFO Feed Pump (booster unit) is regulated with specification :

Capacity=1m3/ h=16.6666666667liters/minuteDesign Pressure=16barStatic pressure =30kPaIts recommended use screw pump as feed pump.

Based on requirements above, planned pump specification is :Brands pumps=AllweilerType=SPF 40/38(screw pump)Rotation=1450rpmCapacity=19.5liters/minutePressure=20barMotor power=1.14kW

n.Calculation of HFO circulating pump (Booster Unit)depend on engine project guide Wartsilla 7L32, HFO Circulating Pump (booster unit) is regulated with specification :

Capacity=4.5m3/ h=75liters/minuteDesign Pressure=16barDesign Temperature=1500C


o.Calculation of MDF standby pumpdepend on engine project guide Wartsilla 7L32, MDF standby pump is regulated with specification :

Capacity=4.5m3/ h=75liters/minuteDesign Pressure=16barDesign Temperature=500CIts recommended use screw pump as standby pump.


p.Calculation of HFO feed heaterThe required minimum capacity of the heater is : P=heater capacity (kW)Q=capacity of the separator feed pump (l/h)P=(5500 x (98-60))/1700T=Temperature rise in heater ( C)=122.9411764706Kw

q.Separator in Transfer SystemQ (l / h)=P x b x 24 (hr) / ( x t)

P=max. continuous rating of the diesel engine (s) [kW] b=specific fuel consumption + 15% safety margin [g / kWh] =density of the fuel [kg/m3] t=daily separating time for self-cleaning separator [h] (usually = 23 h or 23.5 h)

Q=3500 x (182 + (15% x 182)) x 24 /(991 x 23.5)=754.9305451188liter/hour

So that the separator is used with the following data:brand=Alva Lavaltype=SA 820capacity=1200l / hVolume=1.8m3pressure=2-6 barMain supply=3-phase 220 volt

r.Calculation of heater (Booster Unit)

P=heater capacity (kW)Q=total fuel consumption at full output + 15% margin (l / h)P=((4.5 x 1000 + 15%) x (130-100))/1700=79.4144117647kWT=Temperature rise in heater ( C)

s.Total Power of Heating

P =Heating HFO Tank + HFO Feed Heater + Heater BOOSTER UNIT=(49.1 + 26.2 + 4.8) + 122.941 + 79.41=282.5kW

Heater Specification

brand=GESABtype=TOH 03

ship fuel oil calculation

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