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- •Остановка
- •Вакуумная установка
- •Констрктивные особенности.
- •Холодильная установка
- •Водоопреснительная установка
- •Сепараторы
- •Рулевая машина
- •Технические данные
- •Спасательная шлюбка
- •Швартовные лебедки и якорные устройства
- •Сепаратор льяльных вод
- •Природоохранные мероприятия и оборудрвание
- •Общесудовые и специальные системы
- •Судовые масла
- •Топливо
- •Расчет паропотребления судна
- •Насосы обслуживаюшие механизма судна
- •Навигационное и радиооборудование.
- •Список использованной литературы:
Расчет паропотребления судна
1. General
Steam consumption is calculated under the following operational conditions
Sea going
Cargo oil tank heating
Maneuvering
Cargo unloading
In-port
Cargo oil tank cleaning
2. Design criteria
1) Environmental data
Environmental condition |
Winter (°C) |
I.S.O. ((°C) |
Atmosphere |
-10 |
25 |
Sea water |
0 |
25 |
Ballast water |
0 |
25 |
Pump room |
10 |
25 |
Engine room |
15 |
25 |
2) Temperature in tank
F.O. tank |
45 |
HFO settling tank |
60 |
HFO service tank |
85 |
Cargo oil tank |
66 |
Slop tank |
66 |
3) Heating-up temperature and time
Tank |
Winter |
Heating-up time |
F.O. tank Cargo oil tank Slop tank |
From5°C to 45°C From 44 °C to 66°C From 44 °C to 66°C |
96 Hours 96 Hours 24 Hours |
4) Available enthalpy
Heating method Application |
7 kg/cm2g (kcal/kg) |
9 kg/cm2g (kcal/kg) |
Heater Tank |
490 540 |
*573 **543 |
* For the tank cleaning heater
** For the cargo and slop tank heating
5) Specific gravity and specific heat
Fluid |
Specific gravity |
Specific heat |
|
|
(kcal/kg °C) |
Sea water |
1.025 |
0.94 |
Fresh water |
1.000 |
1.00 |
H.F.O. |
0.980 |
0.45 |
L.O. |
0.900 |
0.45 |
Cargo oil |
0.850 |
0.45 |
For the calculation of cargo oil tank heating
3. Main components
1) Steam generating plant
|
Oil fired boiler |
Exhaust gas economizer |
Type |
Vertical water tube |
Forced circulation |
No. of sets |
2 |
1 |
Evaporation x Pressure (kg/h x kg/cm2g) |
25,000x16/7 |
1,500x7 |
Design Condition |
- |
NCR load of M/E and I.S.O. reference conditions |
2) Main engine and Gen. engine
|
Main engine |
Gen. engine |
Type |
B&W 5S70MC-C |
4-Stroke |
No. of sets |
1 |
3 |
MCR (ВНР x rpm) |
21,100x91.0 |
1,090x720 |
NCR (ВНР x rpm) |
18,990x87.9 |
- |
3) Heater
Description |
Set |
Flow rate (m3/h) |
In/out temperature (°C) |
M/E F.O. heater |
2 |
6.9 |
100.0/150.0 |
G/E F.O. heater |
2 |
1.5 |
100.0/150.0 |
A/B F.O. heater |
2 |
4.3 |
55.0/145.0 |
H.F.O. purifier heater |
2 |
. 3.6 |
60.0/98.0 |
L.O. purifier heater |
2 |
2.4 |
45.0/98.0 |
Tank cleaning water heater |
1 |
180.0 |
20.0/80.0 |
Calorifier |
1 |
1.0 |
10.0/70.0 |
4) Steam driven pump
Description |
Set |
Capacity (m3/h x mTH) |
Type |
Steam consumption (kg/h) |
Cargo oil pump |
3 |
3,000x125 |
Vertical centrifugal with 1-stage steam turbine |
13,268 |
Cargo stripping pump |
1 |
200x125 |
Reciprocating |
2,910 |
Proj. No. : H.5230 |
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STEAM |
CONSUMPTION |
CALCULATION |
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Date: Feb.27, 2003 |
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WINTER |
CONDITION |
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DESCRIPTION |
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DESIGN |
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SEAGOING |
TANK HEATING |
MANEUVERING |
UNLOADING |
IN-PORT |
TANK CLEANING |
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|
NO |
EACH CAPACITY |
P |
AMOUNT |
NO |
% |
STM |
NO |
% |
STM |
NO |
% |
STM |
NO |
% |
STM |
NO |
% |
STM |
NO |
% |
STM |
M/E F.O. Heater |
2 |
6.9m3/h (100/150 °C) |
7 |
311 |
1 |
56 |
173 |
1 |
56 |
173 |
1 |
36 |
110 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
56 |
173 |
G/E F.O. Heater |
2 |
1.5m3/h (100/150 °C) |
7 |
68 |
1 |
22 |
15 |
1 |
35 |
23 |
1 |
35 |
23 |
1 |
35 |
23 |
1 |
22 |
15 |
1 |
35 |
23 |
HFO Purifier Heater |
2 |
3.6 m3/h ( 60/ 98 °C) |
7 |
123 |
1 |
100 |
123 |
1 |
100 |
123 |
1 |
100 |
123 |
1 |
100 |
123 |
1 |
100 |
123 |
1 |
100 |
123 |
A/B FO Heater |
2 |
4.3m3/h ( 55/145 °C) |
7 |
348 |
1 |
7 |
25 |
1 |
63 |
221 |
1 |
25 |
87 |
1 |
72 |
251 |
1 |
8 |
28 |
1 |
60 |
209 |
LO Purifier Heater |
2 |
2.4 m3/h ( 45/ 98 °C) |
7 |
105 |
1 |
87 |
91 |
1 |
87 |
91 |
1 |
89 |
94 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
87 |
91 |
Boiler warm-up |
2 |
For Stand-By Boiler |
7 |
50 |
1 |
100 |
50 |
0 |
0 |
0 |
1 |
100 |
50 |
0 |
0 |
0 |
1 |
100 |
50 |
0 |
0 |
0 |
A/B Burner Atomizing |
2 |
Steam Atomizing |
7 |
94 |
1 |
11 |
10 |
2 |
74 |
140 |
1 |
53 |
50 |
2 |
85 |
160 |
1 |
11 |
10 |
2 |
64 |
120 |
HFO Sett. Tank |
1 |
72.6 m3 60 °C Keeping |
7 |
120 |
1 |
54 |
65 |
1 |
94 |
113 |
1 |
37 |
45 |
1 |
27 |
32 |
1 |
0 |
0 |
1 |
92 |
111 |
HFO Serv. Tank |
1 |
72.6 m3 85 °C Keeping |
7 |
48 |
1 |
39 |
19 |
1 |
39 |
19 |
1 |
39 |
19 |
1 |
39 |
19 |
1 |
39 |
19 |
1 |
39 |
19 |
Others |
1 |
Misc. equipment/tanks |
7 |
100 |
1 |
100 |
100 |
1 |
100 |
100 |
1 |
100 |
100 |
1 |
100 |
100 |
1 |
100 |
100 |
1 |
100 |
100 |
COP Turbine |
3 |
3000 m3/h x125m |
16 |
13,268 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
100 |
39,804 |
0 |
0 |
0 |
1 |
100 |
13,268 |
CO Stripping Pump |
1 |
200m3/h x125m |
16 |
2,910 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Air Ejector |
1 |
For Vacuum Condenser |
16 |
320 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
100 |
320 |
0 |
0 |
0 |
1 |
100 |
320 |
Cargo Oil Tank |
1 |
127315 m3 (44/66°C/96H) |
9 |
28,088 |
|
0 |
0 |
1 |
100 |
28,088 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
127315 m3 66°C Keeping |
9 |
10,040 |
|
0 |
0 |
0 |
■o |
0 |
1 |
100 |
10,040 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Slop Tank |
2 |
1350.3 m3 ( 44/66 °C/24H) |
9 |
1,583 |
0 |
0 |
0 |
2 |
100 |
3,166 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
2 |
1350.3 m3 66 °C Keeping |
9 |
158 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
100 |
316 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
100 |
316 |
T.C. Heater |
1 |
180m3/h (20/80 °C) |
9 |
18,160 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
100 |
18,160 |
Ballast & FW Tanks |
1 |
0 °CKeeping |
9 |
4,568 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
100 |
4,568 |
1 |
100 |
4,568 |
No.1 H.F.O. Tank(S) |
1 |
825.3 m3 (5/45°C/96H) |
7 |
370 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
1 |
825.3 m3 45 °C Keeping |
7 |
165 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
No.2H.F.O. Tank(S) |
1 |
996.9 m3 (5/45°C/96H) |
7 |
478 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
1 |
996.9 m3 45 °C Keeping |
7 |
248 |
1 |
100 |
248 |
1 |
100 |
248 |
1 |
100 |
248 |
1 |
100 |
248 |
1 |
100 |
248 |
1 |
100 |
248 |
No.1 H.F.O. Tank(P) |
1 |
733.3 m3 (5/45°C/96H) |
7 |
330 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
1 |
733.3 m3 45 °C Keeping |
7 |
152 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
No.2 H.F.O. Tank(P) |
1 |
909.0 m3 (5/45°C/96H) |
7 |
414 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
1 |
909.0 m3 45 °C Keeping |
7 |
221 |
1 |
100 |
221 |
1 |
100 |
221 |
1 |
100 |
221 |
1 |
100 |
221 |
1 |
100 |
221 |
1 |
100 |
221 |
Accomm. Heating |
1 |
100%Capa. (-30/20°C) |
7 |
650 |
1 |
79 |
514 |
1 |
79 |
514 |
1 |
79 |
514 |
1 |
79 |
514 |
1 |
79 |
514 |
1 |
79 |
514 |
Calorifier |
|
1.0m3/h ( 10/70°C) |
7 |
122 |
1 |
36 |
44 |
1 |
36 |
44 |
1 |
36 |
44 |
1 |
36 |
44 |
1 |
36 |
44 |
1 |
36 |
44 |
Sub Total |
|
|
|
|
|
|
1,696 |
|
|
33,283 |
|
|
12,084 |
|
|
41,859 |
|
|
5,939 |
|
|
38,627 |
Pipe loss & margin( 5% |
|
|
|
|
|
|
85 |
|
|
1,664 |
|
|
604 |
|
|
2,093 |
|
|
297 |
|
|
1,931 |