Ship Fuel Oil Calculation
Short Description
Ship Fuel Oil Calculation, Marine engineering, Fuel Oil System, Marine Fuel Oil Calculation...
Description
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
A. a b c B. a. b. c. d. e.
f.
g. h. i.
j. k. l. m. n. o. p. q. r. B. a.
LIST OF CODE / REFERENCE USED Roy L Harrington, Marine Engineering Class NK, Part D Machinery Installations Project Guide Wartsilla 9L46 Diesel Engine CALCULATION ALGORITHM Calculation of fuel weight HFO storage tank volume calculations HFO settling tank volume calculations HFO service tank volume calculations 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 losses 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 losses HSD storage tank volume calculations HSD service tank volume calculations 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 losses Calculation of Heating HFO Storage Tank Calculation of Heating HFO Settling Tank Calculation of Heating HFO Service Tank Calculation of HFO Feed Pump ( BOOSTER UNIT) Calculation of HFO Circulating Pump ( BOOSTER UNIT) Calculation of HSD Standby Pump Calculation of HFO Feed Heater Separator in Transfer Pump Calculation of Heater (BOOSTER UNIT) OUTPUT PARAMETER DESIGN Calculation of fuel weight W HFO = Weight of HFO fuel
b. HFO storage tank volume calculations Vol HFO = Volume of storage tank c. HFO settling tank volume calculations Vol HFO = Volume of settling tank d. HFO service tank volume calculations
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Vol HFO
=
Volume of service tank
e. Calculation of HFO transfer pump  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses f. Calculation of feed pump HFO  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses g. HSD storage tank volume calculations Vol HSD = Volume of storage tank h. HSD service tank volume calculations Vol HSD = Volume of service tank i. Calculation of HSD transfer pump  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses j. Calculation of Heating HFO Storage Tank kW = Heating Power k. Calculation of Heating HFO Settling Tank kW = Heating Power l. Calculation of Heating HFO Service Tank kW = Heating Power m. Calculation of HFO Feed Pump ( BOOSTER UNIT) n. Calculation of HFO Circulating Pump ( BOOSTER UNIT)
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
o. Calculation of HSD Standby Pump p. Calculation of HFO Feed Heater kW = Heating Power q. Separator in Transfer Pump Q = Separator capacity r. Calculation of Heater (BOOSTER UNIT) kW = Heating Power C.
DETAILS OF CALCULATION Data and ship engines This estimation is aimed Engine MCR power speed SLOC cylinder oil (g / kWh) ship's speed Distance shipping shipping time (T) HFO ρ
= 175 = 13940 = 500
g / kWh Hp = Rpm
= = = = = =
g / kWh knots mile hours; taken: day = 168 hours ton/m3
0.5 18 2992 166.22 7 0.991
10395 kW
a. Calculation of fuel weight HFO mass = time x SFOC x kW 6 HFO mass = 175 x 10395 x 167 x 10 HFO mass = 305.6 ton b. HFO storage tank volume calculations volume of storage tank = HFO mass / density of the HFO = 305.6 / 0.991 3 volume of storage tank = 308.39 m Designed volume of tank
=
3 498.63 m
c. HFO settling tank volume calculations This estimation is aimed = 175 g / kWh = 0.175 kg / kWh MCR calculation engine = 10395 kW 3 ρ HFO = 991 kg / m time usage = 24 hour (Precipitation in 1 day) margin = 2% Volsettlng Volsettlng
= 24 hour x SFOC x kW / p HFO 3 = 44.06 m
d. HFO service tank volume calculations known data is
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
= = = =
This estimation is aimed MCR calculation engine ρ HFO time usage Volservice Volservice Volservice
175 g / kWh 10395 kW 3 991 kg / m 8 hour
=
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
0.175 kg / kWh
= (8 hour x SFOC x kW / ρ HFO) = ((0,175 x 10395 x 8) / 991) 3 = 14.685 m 3 = 15 m
taken e. Calculation of HFO transfer pump Pump is planned move of HFO storage tank to the settling tank for 1 hour time (t) = 4 hour pumping capacity (Q) = V/t pumping capacity (Q) = 44.06 m3/ H = 0.0031 m3/ Second = pumping capacity (Q) = 11.01 Flow rate is
= 1
m/s
Based on calculation above, planned pump specification is : Brands pumps = SILIPUMP Base Plate Type = KCB 12/0.13 Casing Rotation = 1450 rpm Shafts m3/ h Capacity = 12 Gears Head Motor power
= 0.13 = 5.36
183.56 l/min
(According to the project guide Wartsilla)
: : : :
Cast Iron Cast Iron Steel or Alloy Steel Carbon Steel
MPa hp
=
4.00
kW
so that the diameter (D) pipeline that will be used can be calculated: Q = Axv 2 = (π x D / 4) x v
= √ (4 x Q / π × v) = √ ((4 x 0.0122) / 3.14 x 1) D = 0.062 m = 2.46 D
mm
Selected types of carbon steel pipe, standard ANSI Inside diameter = 62.71 Thickness = 5.16 Outside diameter = 73.03 Nominal pipe size = 2.50
 Calculation of installation in the engine room static head pump discharge side = 7.4 static head pump suction side = 0 static pump head (ha) = 7.4 difference in pressure head (hp) = 0
m m m m
mm mm mm inch
2.469 0.203 2.875 sch 40
inch inch inch
(Height difference Between storage tanks and service tanks)
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
difference in velocity head (HV), the speed of the suction side and out at the pipe 2 2 hv = (1 1 ) /2g = 0 m  Calculation of head at the suction pipe On suction head due to friction o viscosity n = 380 at 50 cSt C =
Rn Rn
= (Vs x ds) / n = 165.03
then the flow is
2 0.0004 m / s
= laminer
Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction lossess (λ) = 0.388 major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the suction side of the = 3 m (0.388 x 3 x 1^2) / ((62.71/1000) * 2 * 9.8) major losses (hf1) = major losses (hf1) =
0.95
m
minor losses (head for the accessories that exist in the pipe) no type 1 Elbow 90o 2 Strainer 3 T joint 4 Gate valve head losses head losses head losses (hl1)
N 3 1
k nxk 0.5 1.5 0.5 0.5 1 0.5 0.5 1 0.5 0.5 total 3 = k x v2 / (2g) = 3 x 1/ 2 x 9.8 = 0.1531 m
 Calculation of head at the discharge pipe Head losses discharge (HLD) Reynolds number Reynolds number (Rn) = o viscosity n = 380 at 50 cSt C =
2 0.0004 m / s
Rn = (Vs x ds) / n Rn = (1 x 62.71/1000) / 0.00038 Rn = 165.03 then the flow is = laminer Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction losses (λ) = 0.388 major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the discharge side of the pipe= 9.50 m 0.388 x 9,5 x 12 / (62.71/1000) x 2 x 9.8 major losses (hf2) = major losses (hf2) =
2.997 m
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
minor losses (head for the accessories that exist in the pipe) no type N k nxk o 1 Elbow 90 3 0.5 1.5 2 Gate valve 1 0.5 0.5 3 NRV 0 1.5 0 4 T joint 0 0.5 0 total 2 head losses head losses (hl2) head losses (hl2)
Total Head Total Head
Flow
= = =
= k x v2 / (2g) 2 = 2 x 1 / 2 x 9.8
=
0.102 m
hs + hp + hv + (hf1 hf2 + + hl1 + hl2) 11.60 m = 0.1136 MPa 3 m / h 11.01
Based on calculation above, total head lossess is 5,99. So pump the pump is qualified as transfer pump. Brands pumps = SILIPUMP Base Plate : Cast Iron Type = KCB 12/0.13 Casing : Cast Iron Rotation = 1450 rpm Shafts : Steel or Alloy Steel 3 m / h Capacity = 12 Gears : Carbon Steel Head = 0.13 MPa Motor power = 5.36 hp = 4.00 kW
f. Calculation of HFO feed pump Pump is planned move of HFO settling tank to service tank for 2 hour time (t) = 2 hour pumping capacity (Q) = Vservice tank / t pumping capacity (Q) pumping capacity (Q) Flow rate is
= 15 m3 / 2 h m3/ H = = 7.50 = 1 m/s
3 0.0021 m / Second
Based on calculation above, planned pump specification is : Brands pumps = SILIPUMP Base Plate Type = KCB 8/0,33 Casing Rotation = 1450 rpm Shafts m3/ h Capacity = 8 Gears Head Motor power
= 0.3 = 4.02
MPa hp
=
2.96
=
7500
l/h
(According to the project guide Wartsilla)
kW
so that the diameter (D) pipeline that will be used can be calculated: Q = Axv
: : : :
Cast Iron Cast Iron Steel or Alloy Steel Carbon Steel
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
2 = (π x D / 4) x v D = √ (4 x Q / π × v) = √ ((4 x 0.001) / 3.14 x 1) D = 0.052 m = 2.028 inch
Selected types of carbon steel pipe, standard ANSI Inside diameter = 52.50 mm 2.067 Thickness = 3.91 mm 0.154 Outside diameter = 60.33 mm 2.375 Nominal pipe size = 2.00 inchi
inch inch inch
Schedule 40  Calculation of installation in the engine room static head pump discharge side = 3.4 static head pump suction side = 0 static pump head (ha) = 3.4
m m m
difference in pressure head (hp)
m
=
0
(Height difference Between settling tanks and service tanks)
difference in velocity head (HV), the speed of the suction side and out at the pipe 2 2 hv = (1 1 )/2g = 0 m  Calculation of head at the suction pipe dipipa suction head due to friction o 2 viscosity n = 380 at 50 cSt C = 0.0004 m / s Rn = (Vs x ds) / n of the project guide Rn = (1 x 52,5 X 0,001) / 0.00038 Rn = 138.16 then the flow is = laminer Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction lossess (λ) = 0.463 major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the suction side of the = 5.5 m major losses (hf1) = (0,463 x 5,5 x 1^2) / ((52,5/1000) * 2 * 9.8) major losses (hf1) =
2.48
m
minor losses (head for the accessories that exist in the pipe) no 1 2 3 4
type Elbow 90o Filter T Joint Gate valve
N k 3 0.5 1 0.5 1 0.5 3 0.5 total
nxk 1.5 0.5 0.5 1.5 4
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
head losses head losses head losses (hl1)
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
= k x v2 / (2g) = 4 x 1^2 /x 2 x9.8 = 0.2041 m
 Calculation of head at the discharge pipe Head losses discharge (HLD) Reynolds number Reynolds number (Rn) = o 2 viscosity n = 380 at 50 cSt C = 0.0004 m / s Rn = (Vs x ds) / n Rn = (0.6 x 82.8/1000) / 0.0007 Rn = 138.16 then the flow is = laminer Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction losses (λ) = 0.463 major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the discharge side of the pipe= 10.00 m 2 0.902 x 5 x 0.6 / (82.8/1000) x 2 x 9.8 major losses (hf2) = major losses (hf2) =
4.502 m
minor losses (head for the accessories that exist in the pipe) no type N k nxk o 1 Elbow 90 3 0.5 1.5 2 Filter 0 0.5 0 3 NRV 1 1.5 1.5 4 T Joint 2 0.5 1 5 Gate valve 2 0.5 1 total 5 head losses head losses (hl2) head losses (hl2) Total Head Total Head
Flow
= = =
= k x v2 / (2g) 2 = 5 x 1 / 2 x 9.8
=
0.255 m
hs + hp + hv + (hf1 hf2 + + hl1 + hl2) 10.84 m = 0.1061 MPa 3 7.50 m / h
Based on calculation above, total head lossess is 10,79. So pump the pump is qualified as feed pump. Brands pumps = SILIPUMP Base Plate : Cast Iron Type = KCB 8/0,33 Casing : Cast Iron Rotation = 1450 rpm Shafts : Steel or Alloy Steel m3/ h Capacity = 8 Gears : Carbon Steel Head Motor power
= 0.33 = 4.02
MPa hp
=
3.00
kW
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
g. HSD storage tank volume calculations volume HSD volume HSD volume HSD
= Time x FOC = 127 x 166 x 3 = 63246 liter 3 = 63.246 m
FOC Genset
Number of Genset Trip hour
= 127 l / hr = 3 Genset = 166 hour
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 =
= HSD vol + 2% x Vol HSD 3 = 64.5 m Designed HFO storage tank = 126 Vol tank
m3
h. HSD service tank volume calculations volume HSD = T x FOC volume HSD = 8 x 127 x 3 volume HSD = 3048 liter 3 = 3.048 m
FOC Genset
Number of Genset Duration of use
= 127 l / hr = 3 Genset = 8 hours
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 m3 = 3.109
=
HSD planned a service tank with dimensions of 3 m x 1.1 m x 1 m
3 3.3 m
i. Calculation of HSD transfer pump Pump is planned move of HSD storage tank to service tank for 0.5 hour time (t) = 0.5 hour pumping capacity (Q) = V/t pumping capacity (Q) = 3.11/ 0.5 m3/ H = 0.0017 m3/ Second pumping capacity (Q) = 6.22 Flow rate is
= 1
m/s
Based on calculation above, planned pump specification is : Brands pumps = SILIPUMP Base Plate Type = KCB8/0,33 Casing Rotation = 1450 rpm Shafts 3 m / h Capacity = 8 Gears Head = 0.33 MPa Motor power = 4.023 hp = 3.0 kW
: : : :
Cast Iron Cast Iron Steel or Alloy Steel Carbon Steel
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
j. Calculation of heating HFO storage tank (4 hours heating)
m P c
=
=
HFO mass for each tank @ 50 m Heater capacity kw 1.7 kJ/kg.K
∆T
=
from 20 C to 40 C
Q = m.C.∆T Q = 2E+06 kJ p = Q / 4 hours =
117.0 kW
=
o
3
o
k. Calculation of heating HFO settling tank (20 hours heating)
Q = m.C.∆T Q = 741268 kJ
m P
=
p
∆T c
= =
= Q / 20 hours = 10.3 kW
=
HFO mass for each tank @ 44m3 Heater capacity kw from 40oC to 50oC 1.7 kJ/kg.K
l. Calculation of heating HFO service tank (7 hours heating)
Q = m.C.∆T Q = 252705 kJ
m P
=
p
∆T c
= =
= Q / 7 hours = 10.0 kW
=
HFO mass for each tank @ 15m3 Heater capacity kw from 50oC to 60oC 1.7 kJ/kg.K
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 Design Pressure
= =
3 2.2 m / h 16 bar
=
36 liters/minute
Its recommended use screw pump as feed pump. Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SN 40/46 (screw pump) Rotation = 1450 rpm Capacity = 41 liters/minute = 2.44 Pressure = 20 bar Motor power = 1.57 kW
m3/ h
n. Calculation of HFO circulating pump (Booster Unit) depend on engine project guide Wartsilla 9L46, HFO Circulating Pump (booster unit) is regulated with specification : 3 Capacity = 8.6 m / h = 143 liters/minute Design Pressure = 16 bar
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
0 C Design Temperature = 150 Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SN 80/46 (screw pump) Rotation = 2900 rpm Capacity = 163 liters/minute = 9.78 Pressure = 20 bar Motor power = 6.38 kW
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
m3/ h
o. Calculation of HSD Circulation pump depend on Auxiliary engine Specifications, HSD circulating pump is chosen with following
specification : = 381 l/h = 16 bar
Total for all AE Design Pressure
=
6.4 liter/minute
Its recommended use screw pump as circulating pump. Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SPF 1028 (screw pump) Rotation = 1140 rpm Capacity = 9.3 liters/minute Pressure = 20 bar Motor power = 0.52 kW
p. Calculation of HFO feed heater The required minimum capacity of the heater is :
𝑃= (𝑄 𝑥 Δ𝑇)/1700 = P =
Q
8600 50.6
l/h Kw
P Q ΔT
= heater capacity (kW) = Circulating pump flow = Temperature rise in heater (from 50 to 60° C)
q. Separator in Transfer System Q (l / h) = P x b x 24 (hr) / (ρ x t)
max. continuous rating of the diesel engine (s) [kW] specific fuel consumption + 15% safety margin [g / kWh] density of the fuel [kg/m3] daily separating time for selfcleaning separator [h] (usually = 23 h or 23.5 h)
P b ρ t
= = = =
Q
= 10395 x (175 + (15% x 175)) x 24 /(991 x 23.5) = 2156 liter/hour 3 = 2.16 m /h
TECHNICAL SPECIFICATIONS OF FUEL OIL SYSTEM
Design IV Doc 4211 100 043  FO Muhammad Habib Chusnul Fikri
So that the separator is used with the following data: brand = Alva Laval MAB 206 Power = 12 kW capacity = 10500 l / h (adjusted with calculation of HFO feed pump) Main supply = 3phase 380 volt Frequency = 50 Hz r. Calculation of HFO Separator Preheater
Q = p
P = Q =
7500
= Q X ∆T /1700 = 44.1 kW
∆T =
Heater capacity kw Capacity [l/h] o o from 40 C to 50 C
s. Total Power of Heating
P = HFO Heating + LO Heating + HFO Separator Preheater + Estimated accomodation heater = = 285 kW Heater Specification brand type load factor
= GESAB = TOH 04 = 349 kW = 0.82
s. Calculating of Steam Consumption Steam heat capacity = 2.08 kJ/kg.K at temperature 423 K = Steam coil heat coeff. = Steam coil conductivity =
Item
2500 360
2o
150 Celcius
W/m C at thickness = W/m.K
Q required
Heat Temp o
HFO storage tank
=
117.0 kW
40 C
HFO settling tank
=
10.3
kW
50 C
HFO service tank
=
10.0
kW
60 C
HFO separator heater =
44.1
kW
50 C
HFO feed heater
=
50.6
kW
o 60 C
LO separator heater
=
38.2
kW
95 C
Accomodation heater =
15.0
kW
o 25 C
o o o
o
2 mm
SPESIFIKASI TEKNIS SISTEM BAHAN BAKAR
Project : Desain IV Doc. No. 09  42 11 043  FO Rev. No. Page : 13
Design IV
Design IV
Design IV
tsilla)
Design IV
Design IV
Design IV
ed as transfer pump.
tsilla)
Design IV
Design IV
Design IV
60 3.3 5 0.3
HSD transfer 1.8
Design IV
113 13 4.2 Ar 6.2 L D
318 127
P 342 torque 36033 x2 72066
HFO 1.1 inch
Design IV
HSD 0.5 inch
Design IV
Outside Diameter, Identification, Wall Thickness, Inside Diameter Pipe Size (inches)
Outside Diameter
Wall Thickness
Identification
Inside Diameter
Iron Pipe Size
Schedule No.
Stainless Steel Schedule No.
. 40 80
10S 40S 80S
.049 .068 .095
.307 .269 .215
(inches)
Steel
t
d
(inches)
(inches)
For all pipe sizes the outside diameter (O.D.) remains relatively constant. The variations in wall thickness affects only the inside diameter (I.D.). Welded and Seamless Wrought Steel Pipe To distinguish different weights of pipe, it is common to use the Schedule terminology from ANSI/ASME B36.10 Welded and Seamless Wrought Steel Pipe:
0.13
1/8
0.405
. STD XS
0.25
1/4
0.540
. STD XS
. 40 80
10S 40S 80S
.065 .088 .119
.410 .364 .302

0.38
3/8
0.675
. STD XS
. 40 80
10S 40S 80S
.065 .091 .126
.545 .493 .423

0.5
1/2
0.840
. .
. .
5S 10S
.065 .083
.710 .674

STD
40
40S
.109
.622

XS . XXS
80 160 .
80S . .
.147 .187 .294
.546 .466 .252

. .
. .
5S 10S
.065 .083
.920 .884

STD
0.75
1
1.25
1.5
2
2.5
3/4
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
4
5
6
8
1,050
1,315
1,660
1,900
2,375
2,875
40
40S
.113
.824
XS
80
80S
.154
.742
. XXS
160 .
. .
.219 .308
.612 .434
.
.
5S
.065
1,185
. STD XS
. 40 80
10S 40S 80S
.109 .133 .179
1,097 1,049 .957
. XXS
160 .
. .
.250 .358
.815 .599
.
.
5S
.065
1,530
. STD
. 40
10S 40S
.109 .140
1,442 1,380
XS
80
80S
.191
1,278
. XXS
160 .
. .
.250 .382
1,160 .896
.
.
5S
.065
1,770
. STD
. 40
10S 40S
.109 .145
1,682 1,610
XS
80
80S
.200
1,500
. XXS
160 .
. .
.281 .400
1,338 1,100
.
.
5S
.065
2,245
. STD
. 40
10S 40S
.109 .154
2,157 2,067
XS
80
80S
.218
1,939
. XXS
160 .
. .
.344 .436
1,687 1,503
.
.
5S
.083
2,709
. STD XS
. 40 80
10S 40S 80S
.120 .203 .276
2,635 2,469 2,323
. XXS
160 .
. .
.375 .552
2,125 1,771
.
.
5S
.083
3,334
. STD
. 40
10S 40S
.120 .216
3,260 3,068
3,500
XS . XXS
80 160 .
80S . .
.300 .438 .600
2,900 2,624 2,300
4,000
. . STD XS
. . 40 80
5S 10S 40S 80S
.083 .120 .226 .318
3,834 3,760 3,548 3,364
4,500
. . STD XS . . XXS
. . 40 80 120 160 .
5S 10S 40S 80S . . .
.083 .120 .237 .337 .438 .531 .674
4,334 4,260 4,026 3,826 3,624 3,438 3,152
5,563
. . STD XS . . XXS
. . 40 80 120 160 .
5S 10S 40S 80S . . .
.109 .134 .258 .375 .500 .625 .750
5,345 5,295 5,047 4,813 4,563 4,313 4,063
6,625
. . STD XS . . XXS
. . 40 80 120 160 .
5S 10S 40S 80S . . .
.109 .134 .280 .432 .562 .718 .864
6,407 6,357 6,065 5,761 5,501 5,187 4,897
.
.
5S
.109
8,407
8,625

Light Wall Schedule 10 (Sch/10, S/10) Schedule 20 (Sch/20, S/20) Schedule 30 (Sch/30, S/30) Schedule 40 (Sch/40, S/40) Standard Weight (ST, Std) Schedule 60 (Sch/60, S/60) Extra Strong (Extra Heavy, EH, XH, XS) Schedule 80 (Sch/80, S/80) Schedule 100 (Sch/100, S/100) Schedule 120 (Sch/120, S/120) Schedule 140 (Sch/140, S/140) Schedule 160 (Sch/160, S/160) Double Extra Strong (Double extra heavy, XXH, XXS)
Stainless Steel Pipe For stainless steel pipes thru 12inch, schedule numbers from Schedule 5S to schedule 80S are used as published in ANSI/ASME 36.19M Stainless Steel Pipe. Schedule 5S (Sch/5S, S/5S) Schedule 10S (Sch/10S, S/10S) Schedule 40S (Sch/40S, S/40S)  Schedule 80S (Sch/80S, S/80S) 
STD, XS and XXS To distinguish different weights of pipe, three long standing traditional designations are used:  standard wall  STD  extra strong wall  XS  double extra strong wall  XXS The last two designations are sometimes referred to as extra heavy wall (XH), and double extra heavy wall (XXH).
6.2.1. 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. II
8
8,625
.
.
10S
.148
8,329
.
20
.
.250
8,125
.
30
.
.277
8,071
STD .
40 60
40S .
.322 .406
7,981 7,813
XS
80
80S
.500
7,625
. .
100 120
. .
.594 .719
7,437 7,187
.
140
.
.812
7,001
XXS .
. 160
. .
.875 .906
6,875 6,813
.
10
12
14
16
18
20
22
10,750
12.75
14.00
16.00
18.00
20.00
22.00
.
5S
.134
10,482
.
.
10S
.165
10,420
. .
20 30
. .
.250 .307
10,250 10,136
STD
40
40S
.365
10,020
XS .
60 80
80S .
.500 .594
9,750 9,562
. . . .
100 120 140 160
. . . .
.719 .844 1,000 1,125
9,312 9,062 8,750 8,500
. .
. .
5S 10S
.156 .180
12,438 12,390
. .
20 30
. .
.250 .330
12,250 12,090
STD .
. 40
40S .
.375 .406
12,000 11,938
XS .
. 60
80S .
.500 .562
11,750 11,626
.
80
.
.688
11,374
. . . .
100 120 140 160
. . . .
.844 1,000 1,125 1,312
11,062 10,750 10,500 10,126
. .
. .
5S 10S
156 .188
13,688 13,624
. .
10 20
. .
.250 .312
13,500 13,376
STD . XS
30 40 .
. . .
.375 .438 .500
13,250 13,124 13,000
. .
60 80
. .
.594 .750
12,812 12,500
. . . ..
100 120 140 160
. . . .
.938 1,094 1,250 1,406
12,124 11,812 11,500 11,188
. .
. .
5S 10S
.165 .188
15,670 15,624
.
10
.
.250
15,500
.
20
.
.312
15,376
STD
30
.
.375
15,250
XS .
40 60
. .
.500 .656
15,000 14,688
. . .
80 100 120
. . .
.844 1,031 1,219
14,312 13,938 13,562
. .
140 160
. .
1,438 1,594
13,124 12,812
.
.
5S
.165
17,670
.
.
10S
.188
17,624
. . STD . XS . . . . . . .
10 20 . 30 . 40 60 80 100 120 140 160
. . . . . . . . . . . .
.250 .312 .375 .438 .500 .562 .750 .938 1,156 1,375 1,562 1,781
17,500 17,376 17,250 17,124 17,000 16,876 16,500 16,124 15,688 15,250 14,876 14,438
.
.
5S
.188
19,624
. . STD XS . . . . . . .
. 10 20 30 40 60 80 100 120 140 160
10S . . . . . . . . . .
.218 .250 .375 .500 .594 .812 1,031 1,281 1,500 1,750 1,969
19,564 19,500 19,250 19,000 18,812 18,376 17,938 17,438 17,000 16,500 16,062
. . . STD XS
. . 10 20 30
5S 10S . . .
.188 .218 .250 .375 .500
21,624 21,564 21,500 21,250 21,000
.
22
24
26
28
30
32
34
36
42
22.00
60
.
.875
20,250
.
80
.
1,125
19.75
.
100
.
1,375
19.25
. . .
120 140 160
. . .
1,625 1,875 2,125
18.75 18.25 17.75
. .
. 10
5S 10S
.218 .250
23,564 23,500
STD
20
.
.375
23,250
XS .
. 30
. .
.500 .562
23,000 22,876
.
40
.
.688
22,624
.
60
.
.969
22,062
. .
80 100
. .
1,219 1,531
21,562 20,938
.
120
.
1,812
20,376
24.00
. .
140 160
. .
2,062 2,344
19,876 19,312
.
10
.
.312
25,376
26.00
STD XS
. 20
. .
.375 .500
25,250 25,000
.
10
.
.312
27,376
STD XS .
. 20 30
. . .
.375 .500 .625
27,250 27,000 26,750
28.00
30.00
.
.
5S
.250
29,500
.
10
10S
.312
29,376
STD XS .
. 20 30
. . .
.375 .500 .625
29,250 29,000 28,750
.
10
.
.312
31,376
STD XS
. 20
. .
.375 .500
31,250 31,000
. .
30 40
. .
.625 .688
30,750 30,624
.
10
.
.344
33,312
STD
.
.
.375
33,250
XS . .
20 30 40
. . .
.500 .625 .688
33,000 32,750 32,624
. STD
10 .
. .
.312 .375
35,376 35,250
36.00
XS . .
20 30 40
. . .
.500 .625 .750
35,000 34,750 34,500
42.00
STD XS . .
. 20 30 40
. . . .
.375 .500 .625 .750
41,250 41,000 40,720 40,500
32.00
34.00
Area of Metal, Internal Area, Moment External Surface, Elastic Section Modulus AreaTransverse of Moment ofof Inertia, Weight Pipe, Weight ExternalWater,Elastic Pipe Size (inches)
Metal (square inches)
Transverse Internal Area aA(square (square inches) feet)
Inertia l4
(inches )
Weight Weight (poundsPipe per foot) Waterper (pounds foot)
Surface (square feet per foot of
Section 3 (in )
1/8
.0548 .0720 .0925
.0740 .0568 .0364
.00051 .00040 .00025
.00088 .00106 .00122
.19 .24 .31
.032 .025 .016
.106 .106 .106
.00437 .00523 .00602
1/4
.0970 .1250 .1574
.1320 .1041 .0716
.00091 .00072 .00050
.00279 .00331 .00377
.33 .42 .54
.057 .045 .031
.141 .141 .141
.01032 .01227 .01395
3/8
.1246 .1670 .2173
.2333 .1910 .1405
.00162 .00133 .00098
.00586 .00729 .00862
.42 .57 .74
.101 .083 .061
.178 .178 .178
.01736 .02160 .02554
1/2
.1583 .1974 .2503 .3200 .3836 .5043
.3959 .3568 .3040 .2340 .1706 .050
.00275 .00248 .00211 .00163 .00118 .00035
.01197 .01431 .01709 .02008 .02212 .02424
.54 .67 .85 1.09 1.31 1.71
.172 .155 .132 .102 .074 .022
.220 .220 220 .220 220 .220
.02849 .03407 .04069 .04780 .05267 .05772
.2011 .2521 .3326 .4335
.6648 .6138 .5330 .4330
.00462 .00426 .00371 .00300
.02450 .02969 .03704 .04479
.69 .86 1.13 1.47
.288 .266 .231 .188
.275 .275 .275 .275
.04667 .05655 .07055 .08531
3/4
.5698 .7180
.2961 .148
.00206 .00103
.05269 .05792
1.94 2.44
.128 .064
.275 .275
.10036 .11032
1
.2553 .4130 .4939 .6388 .8365 10,760
11,029 .9452 .8640 .7190 .5217 .282
.00766 .00656 .00600 .00499 .00362 .00196
.04999 .07569 .08734 .1056 .1251 .1405
.87 1.40 1.68 2.17 2.84 3.66
.478 .409 .375 .312 .230 .122
.344 .344 .344 .344 .344 .344
.07603 .11512 .1328 .1606 .1903 .2136
1 1/4
.3257 .4717 .6685 .8815 11,070 1,534
1,839 1,633 1,495 1,283 1,057 .630
.01277 .01134 .01040 .00891 .00734 .00438
.1038 .1605 .1947 .2418 .2839 .3411
1.11 1.81 2.27 3.00 3.76 5.21
.797 .708 .649 .555 .458 .273
.435 .435 .435 .435 .435 .435
.1250 .1934 .2346 .2913 .3421 .4110
.3747 .6133
2,461 2,222
.01709 .01543
.1579 .2468
1.28 2.09
1,066 .963
.497 .497
.1662 .2598
1 1/2
1 1/2
2
2 1/2
3
3 1/2
4
5
6
8
10
12
14
.7995
2,036
.01414
.3099
2.72
.882
.497
.3262
1,068
1,767
.01225
.3912
3.63
.765
.497
.4118
1,429 1,885
1,406 .950
.00976 .00660
.4824 .5678
4.86 6.41
.608 .42
.497 .497
.5078 .5977
.4717 .7760
3,958 3,654
.02749 .02538
.3149 .4992
1.61 2.64
1.72 1.58
.622 .622
.2652 .4204
1,075 1,477
3,355 2,953
.02330 .02050
.6657 .8679
3.65 5.02
1.45 1.28
.622 .622
.5606 .7309
2,190 2,656
2,241 1,774
.01556 .01232
1,162 1,311
7.46 9.03
.97 .77
.622 .622
.979 1,104
.7280
5,764
.04002
.7100
2.48
2.50
.753
.4939
1,039
5,453
.03787
.9873
3.53
2.36
.753
.6868
1,704 2,254
4,788 4,238
.03322 .02942
1,530 1,924
5.79 7.66
2.07 1.87
.753 .753
1,064 1,339
2,945 4,028
3,546 2,464
.02463 .01710
2,353 2,871
10.01 13.69
1.54 1.07
.753 .753
1,638 1,997
.8910
8,730
.06063
1,301
3.03
3.78
.916
.7435
1,274
8,347
.05796
1,822
4.33
3.62
.916
1,041
2,228
7,393
.05130
3,017
7.58
3.20
.916
1,724
3,016 4,205 5,466
6,605 5,408 4,155
.04587 .03755 .02885
3,894 5,032 5,993
10.25 14.32 18.58
2.6 2.35 1.80
.916 .916 .916
2,225 2,876 3,424
1,021 1,463
11,545 11,104
.08017 .07711
1,960 2,755
3.48 4.97
5.00 4.81
1,047 1,047
.9799 1,378
2,680 3,678
9,886 8,888
.06870 .06170
4,788 6,280
9.11 12.50
4.29 3.84
1,047 1,047
2,394 3,140
1,152
14.75
.10245
2,810
3.92
6.39
1,178
1,249
1,651 3,174 4,407
14.25 12.73 11.50
.09898 .08840 .07986
3,963 7,233 9,610
5.61 10.79 14.98
6.18 5.50 4.98
1,178 1,178 1,178
1,761 3,214 4,271
5,595
10.31
.0716
11.65
19.0
4.47
1,178
5,178
6,621 8,101
9.28 7.80
.0645 .0542
13.27 15.28
22.51 27.54
4.02 3.38
1,178 1,178
5,898 6,791
1,868
22.44
.1558
6,947
6.36
9.72
1,456
2,498
2,285 4,300
22.02 20.01
.1529 .1390
8,425 15.16
7.77 14.62
9.54 8.67
1,456 1,456
3,029 5,451
6,112
18.19
.1263
20.67
20.78
7.88
1,456
7,431
7,953 9,696 11,340
16.35 14.61 12.97
.1136 .1015 .0901
25.73 30.03 33.63
27.04 32.96 38.55
7.09 6.33 5.61
1,456 1,456 1,456
9,250 10,796 12,090
2,231 2,733
32.24 31.74
.2239 .2204
11.85 14.40
7.60 9.29
13.97 13.75
1,734 1,734
3,576 4,346
5,581 8,405 10.70
28.89 26.07 23.77
.2006 .1810 .1650
28.14 40.49 49.61
18.97 28.57 36.39
12.51 11.29 10.30
1,734 1,734 1,734
8,496 12.22 14.98
13.32 15.64
21.15 18.84
.1469 .1308
58.97 66.33
45.35 53.16
9.16 8.16
1,734 1,734
17.81 20.02
2,916
55.51
.3855
26.44
9.93
24.06
2,258
6,131
3,941
54.48
.3784
35.41
13.40
23.61
2,258
8,212
6.57
51.85
.3601
57.72
22.36
22.47
2,258
13.39
7.26
51.16
.3553
63.35
24.70
22.17
2,258
14.69
8.40 10.48 12.76
50.03 47.94 45.66
.3474 .3329 .3171
72.49 88.73 105.7
28.55 35.64 43.39
21.70 20.77 19.78
2,258 2,258 2,258
16.81 20.58 24.51
14.96 17.84
43.46 40.59
.3018 .2819
121.3 140.5
50.95 60.71
18.83 17.59
2,258 2,258
28.14 32.58
19.93 21.30 21.97
38.50 37.12 36.46
.2673 .2578 .2532
153.7 162.0 165.9
67.76 72.42 74.69
16.68 16.10 15.80
2,258 2,258 2,258
35.65 37.56 38.48
4.36 5.49 8.24
86.29 85.28 82.52
.5992 .5922 .5731
63.0 76.9 113.7
15.19 18.65 28.04
37.39 36.95 35.76
2,814 2,814 2,814
11.71 14.30 21.15
10.07 11.90
80.69 78.86
.5603 .5475
137.4 160.7
34.24 40.48
34.96 34.20
2,814 2,814
25.57 29.90
16.10 18.92 22.63
74.66 71.84 68.13
.5185 .4989 .4732
212.0 244.8 286.1
54.74 64.43 77.03
32.35 31.13 29.53
2,814 2,814 2,814
39.43 45.54 53.22
26.24 30.63 34.02
64.53 60.13 56.75
.4481 .4176 .3941
324.2 367.8 399.3
89.29 104.13 115.64
27.96 26.06 24.59
2,814 2,814 2,814
60.32 68.43 74.29
6.17 7.11 9.82 12.87 14.58
121.50 120.57 117.86 114.80 113.10
.8438 .8373 .8185 .7972 .7854
122.4 140.4 191.8 248.4 279.3
20.98 24.17 33.38 43.77 49.56
52.65 52.25 51.07 49.74 49.00
3,338 3,338 3,338 3,338 3,338
19.2 22.0 30.2 39.0 43.8
15.77 19.24 21.52 26.03 31.53 36.91 41.08 47.14
111.93 108.43 106.16 101.64 96.14 90.76 86.59 80.53
.7773 .7528 .7372 .7058 .6677 .6303 .6013 .5592
300.3 361.5 400.4 475.1 561.6 641.6 700.5 781.1
53.52 65.42 73.15 88.63 107.32 125.49 139.67 160.27
48.50 46.92 46.00 44.04 41.66 39.33 37.52 34.89
3,338 3,338 3,338 3,338 3,338 3,338 3,338 3,338
47.1 56.7 62.8 74.6 88.1 100.7 109.9 122.6
6.78 8.16 10.80 13.42 16.05 18.66 21.21 24.98
147.15 145.78 143.14 140.52 137.88 135.28 132.73 128.96
10,219 10,124 .9940 .9758 .9575 .9394 .9217 .8956
162.6 194.6 255.3 314.4 372.8 429.1 483.8 562.3
23.07 27.73 36.71 45.61 54.57 63.44 72.09 85.05
63.77 63.17 62.03 60.89 59.75 58.64 57.46 55.86
3,665 3,665 3,665 3,665 3,665 3,665 3,665 3,665
23.2 27.8 36.6 45.0 53.2 61.3 69.1 80.3
14
16
18
20
22
31.22
122.72
.8522
678.3
106.13
53.18
3,665
98.2
38.45
115.49
.8020
824.4
130.85
50.04
3,665
117.8
44.32
109.62
.7612
929.6
150.79
47.45
3,665
132.8
50.07 55.63
103.87 98.31
.7213 .6827
1027.0 1117.0
170.28 189.11
45.01 42.60
3,665 3,665
146.8 159.6
8.21
192.85
13,393
257.3
27.90
83.57
4,189
32.2
9.34 12.37
191.72 188.69
13,314 13,103
291.9 383.7
31.75 42.05
83.08 81.74
4,189 4,189
36.5 48.0
15.38
185.69
12,895
473.2
52.27
80.50
4,189
59.2
18.41 24.35
182.65 176.72
12,684 12,272
562.1 731.9
62.58 82.77
79.12 76.58
4,189 4,189
70.3 91.5
31.62
169.44
11,766
932.4
107.50
73.42
4,189
116.6
40.14
160.92
1,175
1155.8
136.61
69.73
4,189
144.5
48.48 56.56
152.58 144.50
10,596 10,035
1364.5 1555.8
164.82 192.43
66.12 62.62
4,189 4,189
170.5 194.5
65.78 72.10
135.28 128.96
.9394 .8956
1760.3 1893.5
223.64 245.25
58.64 55.83
4,189 4,189
220.0 236.7
9.25
245.22
17,029
367.6
31.43
106.26
4,712
40.8
10.52
243.95
16,941
417.3
35.76
105.71
4,712
46.4
13.94 17.34
240.53 237.13
16,703 16,467
549.1 678.2
47.39 58.94
104.21 102.77
4,712 4,712
61.1 75.5
20.76 24.17 27.49
233.71 230.30 226.98
16,230 15,990 15,763
806.7 930.3 1053.2
70.59 82.15 93.45
101.18 99.84 98.27
4,712 4,712 4,712
89.6 103.4 117.0
30.79 40.64
223.68 213.83
15,533 14,849
1171.5 1514.7
104.67 138.17
96.93 92.57
4,712 4,712
130.1 168.3
50.23 61.17
204.24 193.30
14,183 13,423
1833.0 2180.0
170.92 207.96
88.50 83.76
4,712 4,712
203.8 242.3
71.81 80.66 90.75
182.66 173.80 163.72
12,684 12,070 11,369
2498.1 2749.0 3020.0
244.14 274.22 308.50
79.07 75.32 70.88
4,712 4,712 4,712
277.6 305.5 335.6
11.70 13.55
302.46 300.61
21,004 20,876
574.2 662.8
39.78 46.06
131.06 130.27
5,236 5,236
57.4 66.3
15.51
298.65
20,740
765.4
52.73
129.42
5,236
75.6
23.12 30.63 36.15
290.04 283.53 278.00
20,142 19,690 19,305
1113.0 1457.0 1703.0
78.60 104.13 123.11
125.67 122.87 120.46
5,236 5,236 5,236
111.3 145.7 170.4
48.95 61.44
265.21 252.72
18,417 17,550
2257.0 2772.0
166.40 208.87
114.92 109.51
5,236 5,236
225.7 277.1
75.33 87.18 100.33 111.49
238.83 226.98 213.82 202.67
16,585 15,762 14,849 14,074
3315.2 3754.0 4216.0 4585.5
256.10 296.37 341.09 379.17
103.39 98.35 92.66 87.74
5,236 5,236 5,236 5,236
331.5 375.5 421.7 458.5
12.88 14.92
367.25 365.21
25,503 25,362
766.2 884.8
43.80 50.71
159.14 158.26
5,760 5,760
69.7 80.4
17.08 25.48
363.05 354.66
25,212 24,629
1010.3 1489.7
58.07 86.61
157.32 153.68
5,760 5,760
91.8 135.4
33.77 58.07 73.78
346.36 322.06 306.35
24,053 22,365 21,275
1952.5 3244.9 4030.4
114.81 197.41 250.81
150.09 139.56 132.76
5,760 5,760 5,760
117.5 295.0 366.4
89.09
291.04
20,211
4758.5
302.88
126.12
5,760
432.6
104.02
276.12
19,175
5432.0
353.61
119.65
5,760
493.8
118.55 132.68
261.59 247.45
18,166 171,840
6053.7 6626.4
403.00 451.06
113.36 107.23
5,760 5,760
550.3 602.4
16.29
436.10
30,285
1151.6
55.37
188.98
6,283
96.0
18.65
433.74
30,121
1315.4
63.41
187.95
6,283
109.6
27.83 36.91
424.56 415.48
29,483 28,853
1942.0 2549.5
94.62 125.49
183.95 179.87
6,283 6,283
161.9 212.5
41.39 50.31 70.04
411.00 402.07 382.35
28,542 27,921 26,552
2843.0 3421.3 4652.8
140.68 171.29 238.35
178.09 174.23 165.52
6,283 6,283 6,283
237.0 285.1 387.7
87.17
365.22
25,362
5672.0
296.58
158.26
6,283
472.8
24
108.07 126.31 142.11 159.41
344.32 326.08 310.28 292.98
23,911 22,645 21,547 20,346
6849.9 7825.0 8625.0 9455.9
367.39 429.39 483.12 542.13
149.06 141.17 134.45 126.84
6,283 6,283 6,283 6,283
570.8 652.1 718.9 787.9
26
25.18 30.19 40.06
505.75 500.74 490.87
35,122 34,774 34,088
2077.2 2478.4 3257.0
85.60 102.63 136.17
219.16 216.99 212.71
6,806 6,806 6,806
159.8 190.6 250.5
28
27.14 32.54 43.20 53.75
588.61 583.21 572.56 562.00
40,876 40,501 39,761 39,028
2601.0 3105.1 4084.8 5037.7
92.26 110.64 146.85 182.73
255.07 252.73 248.11 243.53
7,330 7,330 7,330 7,330
185.8 221.8 291.8 359.8
23.37 29.10
683.49 677.76
47,465 47,067
2585.2 3206.3
79.43 98.93
296.18 293.70
7,854 7,854
172.3 213.8
30
34.90 46.34 57.68
671.96 660.52 649.18
46,664 45,869 45,082
3829.4 5042.2 6224.0
118.65 157.53 196.08
291.18 286.22 281.31
7,854 7,854 7,854
255.3 336.1 414.9
32
31.06 37.26 49.48 61.60 67.68
773.19 766.99 754.77 742.64 736.57
53,694 53,263 52,414 51,572 51,151
3898.9 4658.5 6138.6 7583.4 8298.3
105.59 126.66 168.21 209.43 230.08
335.05 332.36 327.06 321.81 319.18
8,378 8,378 8,378 8,378 8,378
243.7 291.2 383.7 474.0 518.6
34
36.37 39.61 52.62 65.53 72.00
871.55 868.31 855.30 842.39 835.92
60,524 60,299 59,396 58,499 58,050
5150.5 5599.3 7383.5 9127.6 9991.6
123.65 134.67 178.89 222.78 244.77
377.67 376.27 370.63 365.03 362.23
8,901 8,901 8,901 8,901 8,901
303.0 329.4 434.3 536.9 587.7
34.98 41.97 55.76
982.90 975.91 962.11
68,257 67,771 66,813
5569.5 6658.9 8786.2
118.92 142.68 189.57
425.92 422.89 416.91
9,425 9,425 9,425
309.4 369.9 488.1
36
36
42
69.46 83.06
948.42 934.82
65,862 64,918
10868.4 12906.1
236.13 282.35
417.22 405.09
9,425 9,425
603.8 717.0
49.08
1336.3
.
10627
167
579.3
10.99
506.1
65.18 81.28 97.23
1320.2 1304.1 1288.2
. . .
14037 17373 20689
222 276 330
572.3 565.4 558.4
10.99 10.99 10.99
668.4 827.3 985.2
A. a b c B. a. b. c. d. e.
f.
g. h. i.
j. k. l. m. n. o. p. q. r. B. a.
LIST OF CODE / REFERENCE USED Roy L Harrington, Marine Engineering Machinery Outfitting Design Manual Vol. I Project Guide Wartsilla 7L32 Diesel Engine CALCULATION ALGORITHM Calculation of fuel weight HFO storage tank volume calculations HFO settling tank volume calculations HFO service tank volume calculations 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 losses 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 losses MDF storage tank volume calculations MDF service tank volume calculations 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 losses Calculation of Heating HFO Storage Tank Calculation of Heating HFO Settling Tank Calculation of Heating HFO Service Tank Calculation of HFO Feed Pump ( BOOSTER UNIT) Calculation of HFO Circulating Pump ( BOOSTER UNIT) Calculation of MDF Standby Pump Calculation of HFO Feed Heater Separator in Transfer Pump Calculation of Heater (BOOSTER UNIT) OUTPUT PARAMETER DESIGN Calculation of fuel weight W HFO = Weight of HFO fuel
b.
HFO storage tank volume calculations Vol HFO = Volume of storage tank
c.
HFO settling tank volume calculations Vol HFO = Volume of settling tank
d.
HFO service tank volume calculations Vol HFO = Volume of service tank
e.
f.
g.
Calculation of HFO transfer pump  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses Calculation of feed pump HFO  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses MDF storage tank volume calculations Vol MDF = Volume of storage tank
h.
MDF service tank volume calculations Vol MDF = Volume of service tank
i.
Calculation of MDF transfer pump  Calculation of installation in the engine room hs = Static head pump hp = Pressure head difference hv = 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 losses Calculation of Heating HFO Storage Tank kW = Heating Power Calculation of Heating HFO Settling Tank kW = Heating Power Calculation of Heating HFO Service Tank kW = Heating Power Calculation of HFO Feed Pump ( BOOSTER UNIT) Calculation of HFO Circulating Pump ( BOOSTER UNIT) Calculation of MDF Standby Pump Calculation of HFO Feed Heater kW = Heating Power
j. k. l. m. n. o. p.
q. r.
C.
Separator in Transfer Pump Q = Separator capacity Calculation of Heater (BOOSTER UNIT) kW = Heating Power DETAILS OF CALCULATION Data and ship engines This estimation is aimed Engine MCR power speed SLOC oil system SLOC cylinder oil (g / kWh) ship's speed Distance shipping shipping time (T)
= = = = = = = = = = =
HFO ρ volume expansion a.
b.
c.
Calculation of fuel weight HFO mass HFO mass HFO mass
HFO storage tank volume calculations volume of storage tank
This estimation is aimed x T x MCR (kWh) x FG x 106 144 x 182 x 3500 x 1.5 x 106 137.6
ton
volume of storage tank volume increase volume increase volume increase
= = = = = =
HFO settling tank volume calculations This estimation is aimed MCR calculation engine ρ HFO time usage margin
= = = = =
Volsettlng Volsettlng d.
= = =
= =
HFO mass / density of the HFO 137.6 / 0.991 138.84 mass of HFO / HFO ρ + Vol HFO stor (137.6/0.991) + (138.84 x 0.02) 141.62
182 3500 991 24 2%
(This estimation is aimed x T x MCR / ρ HFO) x (1 + 0.02) m3 15.74
HFO service tank volume calculations known data is This estimation is aimed MCR calculation engine ρ HFO time usage
= = = =
182 3500 991 8
= = = =
Volservice Volservice Volservice taken e.
(This estimation is aimed x T x MCR / ρ HFO) x (1 + 0.02) ((0,182 x 3500 x 8) / 991) x (1 +0.02) m3 5.245 5.4
m3
Calculation of HFO transfer pump Pump is planned move of HFO storage tank to the settling tank for 1 hour time (t) = 1 pumping capacity (Q) = V/t pumping capacity (Q) = 15.74/1 pumping capacity (Q) = 15.74 Flow rate is = 0.6
hour
Based on calculation above, planned pump specification is : Brands pumps = IRON PUMP Type = ONV 8 Rotation = 850 Capacity = 18.5 Head = 20 Motor power = 2.9
rpm m3/ h m hp
so that the diameter (D) pipeline that will be used can be calculated: Q = Axv (π x D2 / 4) x v = D D
= = =
√ (4 x Q / π × v) √ ((4 x 0.0044) / 3.14 x 0.6) 0.096
m =
Selected types of carbon steel pipe, standard ANSI Inside diameter Thickness Outside diameter Nominal pipe size minimum thickness (class requirement) Schedule 80
96.33
= = = =
97.18 8.56 114.30 4.00
 Calculation of installation in the engine room static head pump discharge side static head pump suction side static pump head (ha) difference in pressure head (hp) difference in velocity head (HV), the speed of the suction side and out at the pipe (0.620.62) X 1/2g hv = =  Calculation of head at the suction pipe dipipa suction head due to friction viscosity n =
700
at 50 cStoC
0
Rn = (Vs x ds) / n Rn = (0.6 x 97.18) / 0.0007 Rn = 83.30 Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction lossess (λ) = major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the suction side of the = major losses (hf1) =
then the flow is
(0768 x 9 x 0.62) / ((97.18/1000) * 2 * 9.8)
major losses (hf1) =
1.31
m
minor losses (head for the accessories that exist in the pipe) no 1 2 3
type
N 4 1 2
Elbow 90o Strainer Gate valve
k 0.9 0.58 0.6
nxk 3.6 0.58 1.2 7.18
total head losses head losses head losses (hl1)
= =
k x v2 / (2g) 7.18 x 0.62/ 2 x 9.8
=
0.131877551
m
 Calculation of head at the discharge pipe Head losses discharge (HLD) Reynolds number Reynolds number (Rn) = at 50 cStoC viscosity n = 700 Rn = (Vs x ds) / n Rn = (0.6 x 97.18/1000) / 0.0007 Rn = 83.30 Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction losses (λ) = major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the discharge side of the pipe= 0.768 x 5 x 0.62 / (97.18/1000) x 2 x 9.8 major losses (hf2) = major losses (hf2) =
0.726
minor losses (head for the accessories that exist in the pipe) no type o Elbow 90 1 2 3 4
Safety valve SDNRV Gate valve
N 4 1 1 1
m
k 0.9 2.5 2 0.6
nxk 3.6 2.5 2 0.6 9.9
total head losses head losses (hl2) head losses (hl2)
=
= =
k x v2 / (2g) 9.9 x 0.62 / 2 x 9.8 0.182
m
= = =
Total Head Total Head Total Head
hs + hp + hv + (hf1 hf2 + + hl1 + hl2) 2.5 + 0 + 0 + (1.31 + 0,131 + 0,726 + 0,182) 4.85 m
Based on calculation above, total head lossess is 4.85. So pump the pump is qualified as transfer pump.
= = = = = =
Brands pumps Type Rotation Capacity Head Motor power f.
IRON PUMP ONV 8 850 18.5 20 2.9
Calculation of HFO feed pump Pump is planned move of HFO settling tank to service tank for 1 hour time (t) = 1 pumping capacity (Q) = V/t pumping capacity (Q) = 5.4/1 pumping capacity (Q) = 5.40 Flow rate is = 0.6 Based on calculation above, planned pump specification is : Brands pumps = IRON PUMP Type = ONV 6 Rotation = 1150 Capacity = 5.5 Head = 15 Motor power = 1.2
rpm m3/ H m hp
hour
rpm m3/ h m hp
so that the diameter (D) pipeline that will be used can be calculated: Q = Axv (π x D2 / 4) x v = D D
= = =
√ (4 x Q / π × v) √ ((4 x 0.00294) / 3.14 x 0.6) 0.056
Selected types of carbon steel pipe, standard ANSI Inside diameter Thickness Outside diameter Nominal pipe size minimum thickness (class requirement) Schedule 40  Calculation of installation in the engine room static head pump discharge side static head pump suction side static pump head (ha)
m =
56.43
= = = =
82.80 3.05 88.90 3.00
difference in pressure head (hp) difference in velocity head (HV), the speed of the suction side and out at the pipe (0.620.62) X 1/2g hv = =  Calculation of head at the suction pipe dipipa suction head due to friction at 50 cStoC viscosity n = 700 Rn = (Vs x ds) / n Rn = (0.6 x 97.18) / 0.0007 Rn = 70.97 Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction lossess (λ) = major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the suction side of the = major losses (hf1) =
0
then the flow is
(0.902 x 3 x 0.62) / ((82.8/1000) * 2 * 9.8)
major losses (hf1) =
0.60
m
minor losses (head for the accessories that exist in the pipe) no 1 2 3 4
type
N 4 1 2 2
Elbow 90o Strainer AT Gate valve
k 0.9 0.58 1.8 0.6
nxk 3.6 0.58 3.6 1.2 8.98
total head losses head losses head losses (hl1)
= =
=
k x v2 / (2g) 8.98 x 0.62/ 2 x 9.8 0.164938776
m
 Calculation of head at the discharge pipe Head losses discharge (HLD) Reynolds number Reynolds number (Rn) = at 50 cStoC viscosity n = 700 Rn = (Vs x ds) / n Rn = (0.6 x 82.8/1000) / 0.0007 Rn = 70.97 Because the flow is laminar, to calculate λ use formula 64/Rn locations to determine the friction losses (λ) = major losses (hf) = λ x L x v2 / (D x 2g) pipe length (L) on the discharge side of the pipe= 0.902 x 5 x 0.62 / (82.8/1000) x 2 x 9.8 major losses (hf2) = major losses (hf2) =
2.000
m
minor losses (head for the accessories that exist in the pipe) no type Elbow 90o 1 2 3 4 5
Safety valve SDNRV AT Gate valve
N 4 1 3 1 3
k 0.9 2.5 2 1.8 0.19
nxk 3.6 2.5 6 1.8 0.57 14.47
total head losses head losses (hl2) head losses (hl2)
=
= = = = =
Total Head Total Head Total Head
k x v2 / (2g) 14.47 x 0.62 / 2 x 9.8 0.266
m
hs + hp + hv + (hf1 hf2 + + hl1 + hl2) 2.5 + 0 + 0 + (1.31 + 0,131 + 0,726 + 0,182) + 10.08 5.03 m
Based on calculation above, total head lossess is 5.03. So pump the pump is qualified as feed pump.
= = = = = =
Brands pumps Type Rotation Capacity Head Motor power g.
IRON PUMP ONV 6 1150 5.5 15 1.2
rpm m3/ h m hp
MDF storage tank volume calculations
= = = =
volume MDF volume MDF volume MDF
T x FOC (4 x 24 x 6) x 38 21888 21.888
liter m3
Because of the expansion of the fuel, the tank must be increased 2% MDF from the MDF volume obtained from previou Vol tank
= = =
MDF vol + 2% x Vol MDF 21.88 + (2% x 21.88) m3 22.32576
h. MDF service tank volume calculations volume MDF = volume MDF = volume MDF =
=
T x FOC (4 x 8) x 38 1216 1.216
liter m3
Because of the expansion of the fuel, the tank must be increased 2% MDF from the MDF volume obtained from previou
= = =
Vol tank
MDF vol + 2% x Vol MDF 1.216 + (2% x 1.216) m3 1.24032
MDF planned a service tank with dimensions of 1.5 m x 1 m x 1 m i.
Calculation of MDF transfer pump Pump is planned move of MDF storage tank to service tank for 0.5 hour time (t) = 0.5 pumping capacity (Q) = V/t pumping capacity (Q) = 1.5 / 0.5 pumping capacity (Q) = 3.00 Flow rate is = 0.6 Based on calculation above, planned pump specification is : Brands pumps = IRON PUMP Type = ON : 2 Rotation = 1150 Capacity = 4 Head = 15 Motor power = 0.8
j.
= = =
(M x C x ∆T)/t
(19 x 1717 x 45)/(3600*6) 49.1 kW
= = =
(M x C x ∆T)/t
(11 x 1717 x 25)/(3600*3) 26.2 kW
Calculation of heating HFO service tank Q
m.
m hp
Calculation of heating HFO settling tank Q
l.
(gear pump) rpm m3/ h
Calculation of heating HFO storage tank Q
k.
hour
= = =
(M x C x ∆T)/t
(1 x 1717 x 50)/(3600*3) 4.8 kW
Calculation of HFO feed pump (Booster Unit) depend on engine project guide Wartsilla 7L32, HFO Feed Pump (booster unit) is regulated with specification :
Capacity = Design Pressure = Static pressure = Its recommended use screw pump as feed pump.
1 16 30
m3/ h bar kPa
Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SPF 40/38 Rotation = 1450 Capacity = 19.5 Pressure = 20 Motor power = 1.14 n.
rpm
liters/minute bar kW
Calculation of HFO circulating pump (Booster Unit)
depend on engine project guide Wartsilla 7L32, HFO Circulating Pump (booster unit) is regulated with specification : Capacity Design Pressure Design Temperature
= = =
4.5 16 150
Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SPF 40/46 Rotation = 2900 Capacity = 83.7 Pressure = 20 Motor power = 3.61 o.
m3/ h bar 0 C
rpm
liters/minute bar kW
Calculation of MDF standby pump depend on engine project guide Wartsilla 7L32, MDF standby pump is regulated with specification : Capacity Design Pressure Design Temperature Its recommended use screw pump as standby pump.
= = =
Based on requirements above, planned pump specification is : Brands pumps = Allweiler Type = SPF 40/46 Rotation = 2900 Capacity = 83.7 Pressure = 20 Motor power = 3.61
4.5 16 50
m3/ h bar 0 C
rpm
liters/minute bar kW
p.
Calculation of HFO feed heater The required minimum capacity of the heater is :
P
q.
= =
(5500 x (9860))/1700 122.9411765 Kw
Separator in Transfer System Q (l / h) =
P x b x 24 (hr) / (ρ x t)
P b ρ t
= = = =
max. continuous rating of the diesel engine (s) [kW] specific fuel consumption + 15% safety margin [g / kWh] density of the fuel [kg/m3] daily separating time for selfcleaning separator [h] (usually = 23 h or 23.5 h)
Q
= =
3500 x (182 + (15% x 182)) x 24 /(991 x 23.5) 754.9305451 liter/hour
So that the separator is used with the following data: brand = Alva Laval type = SA 820 capacity = 1200 Volume = 1.8 pressure = 26 bar Main supply = 3phase 220 volt r.
Calculation of heater (Booster Unit)
P
s.
l/h m3
= =
((4.5 x 1000 + 15%) x (130100))/1700 79.41441176 kW
Total Power of Heating
P = Heating HFO Tank + HFO Feed Heater + Heater BOOSTER UNIT = (49.1 + 26.2 + 4.8) + 122.941 + 79.41 = 282.5 kW
Heater Specification brand type
= =
GESAB TOH 03
182 4771.642808 126.05 1.8 0.5 13 761 58.53846154 6 0.991 0.02
g / kWh Hp = Rpm kg/Cyl. 24 hours g / kWh knots mile hours; taken: day = ton/m3
3500
kW
144 hours
T x MCR (kWh) x FG x 106 Addition of fuel constant = 1.31.5
HFO mass / density of the HFO 137.6 / 0.991 m3 138.84 mass of HFO / HFO ρ + Vol HFO storage tank * adding vol. (137.6/0.991) + (138.84 x 0.02) m3 141.62
182 3500 991 hour
g / kWh kW kg / m3
=
0.182
kg / kWh
0.182
kg / kWh
(Precipitation in 1 day)
ρ HFO) x (1 + 0.02)
182 3500 991 hour
g / kWh kW kg / m3
=
margin
=
x T x MCR / ρ HFO) x (1 + 0.02)
m3/ H =
0.0044
m3/ Second
m/s
(According to the project guide Wartsilla)
=
2.133
kW
mm
mm mm mm inch
= = =
3.83 0.34 4.50
inch inch inch
=
2.9
mm
= = = =
2.5 0 2.5 0
m m m m
m
=
0.0007
m2/ s
of the project guide
=
then the flow is
laminer 0.768
9
m
2
2
) / ((97.18/1000) * 2 * 9.8)
nxk 3.6 0.58 1.2 7.18
=
0.0007
m2/ s
then the flow is = laminer 0.768 5.00 / (97.18/1000) x 2 x 9.8
nxk 3.6 2.5 2 0.6 9.9
m
mp is qualified as transfer pump.
=
2.133
m3/ H =
kW
0.0015
m3/ Second
m/s
(According to the project guide Wartsilla)
=
0.882
kW
mm
mm mm mm inch
= = =
= = =
3.26 0.12 3.50
inch inch inch
=
2.6
mm
2 0 2
m m m
(Height difference Between settling tanks and service tanks)
=
0
m
m
=
m2/ s
0.0007
of the project guide
=
then the flow is
laminer 0.902
3
m
62) / ((82.8/1000) * 2 * 9.8)
2
nxk 3.6 0.58 3.6 1.2 8.98
=
0.0007
m2/ s
then the flow is = laminer 0.902 10.00 / (82.8/1000) x 2 x 9.8
m
nxk 3.6 2.5 6 1.8 0.57 14.47
+ 0,726 + 0,182) + 10.08
mp is qualified as feed pump.
=
0.882
kW
FOC Genset
Number of Genset
F from the MDF volume obtained from previous calculations. So we get the volume of tank =
FOC Genset
Number of Genset Duration of use
F from the MDF volume obtained from previous calculations. So we get the volume of tank =
=
m3/ H =
0.0008
m3/ Second
m/s
(According to the project guide Wartsilla)
(gear pump)
=
1.5
0.588
kW
C M t
= = =
heat specific of Heavy fuel oil
∆T
=
Temperature of fuel from 15 0C to 60 0C
C M t
= = =
heat specific of Heavy fuel oil
∆T
=
Temperature of fuel from 35 0C to 60 0C
C M t
= = =
heat specific of Heavy fuel oil
∆T
=
Temperature of fuel from 50 0C to 100 0C
r unit) is regulated with specification :
mass of fluid time to increase temperature
mass of fluid time to increase temperature
mass of fluid time to increase temperature
=
16.66667 liters/minute
(screw pump)
liters/minute
booster unit) is regulated with specification : =
75 liters/minute
=
75 liters/minute
(screw pump)
liters/minute
gulated with specification :
(screw pump)
liters/minute
P Q ΔT
= = =
heater capacity (kW) capacity of the separator feed pump (l/h) Temperature rise in heater (° C)
h] (usually = 23 h or 23.5 h)
Q
= =
ΔT
=
P
heater capacity (kW) total fuel consumption at full output + 15% margin (l / h) Temperature rise in heater (° C)
2%
(According to the project guide Wartsilla)
(According to the project guide Wartsilla)
nks and service tanks)
= =
38
l / hr
4
Genset
= = =
38
l / hr
4 8
Genset hours
m3
(According to the project guide Wartsilla)
15% margin (l / h)
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