Man B&W S50MC-C8-TII Project Manual page 183

MAN B&W
Shaft power at MCR
Engine speed at MCR
Power of optmising point %MCR
Pumps:
Fuel oil circulating pump
Fuel oil supply pump
Jacket cooling water pump
Central cooling water pump
Seawater pump
Lubricating oil pump
Coolers:
Scavenge air cooler
Heat dissipation
Central water quantity
Lub. oil cooler
Heat dissipation
Lubricating oil quantity
Central water quantity
Jacket water cooler
Heat dissipation
Jacket cooling water quantity
Central water quantity
Central cooler
Heat dissipation
Central water quantity
Seawater quantity
Fuel oil heater:
Gases at ISO ambient conditions*
Exhaust gas amount
Exhaust gas temperature
Air consumption
Starting air system: 30 bar (gauge)
Reversible engine
Receiver volume (12 starts)
Compressor capacity, total
Non-reversible engine
Receiver volume (6 starts)
Compressor capacity, total
Exhaust gas tolerances: temperature ±15 °C and amount ±5%
The air consumption and exhaust gas figures are expected and refer to 100% specified MCR,
ISO ambient reference conditions and the exhaust gas back pressure 300 mm WC
The exhaust gas temperatures refer to after turbocharger
* Calculated in example 3, in this chapter
Example 1 – Capacities of derated 6S50MC-C8-TII with high efficiency MAN Diesel turbocharger type TCA and
central cooling water system.
MAN B&W S50MC-C8-TII
Nominal rated engine (L
High efficiency
turbocharger (TCA)
9,960 kW
at 127.0 r/min
100%
5.7
m /h
3
2.5
m /h
3
83
m /h
3
250
m /h
3
315
m /h
3
205
m /h
3
4,140
kW
143
m /h
3
790
kW
205
m /h
3
107
m /h
3
1,450
kW
83
m /h
3
107
m /h
3
6,380
kW
250
m /h
3
315
m /h
3
150
kW
89,400
kg/h
245
°C
24.3
kg/s
m 2 x 4.5
3
m /h 270
3
m 2 x 2.5
3
m /h 150
3
MAN Diesel
)
Example 1
1
Specified MCR (M)
8,466 kW
at 114.3 r/min
90%
5.7
2.5
83
217
269
205
3,440
119
724
205
98
1,283
83
98
5,447
217
269
150
76,200
237.8
20.8
2 x 4.5
270
2 x 2.5
150
6.04
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