Man B&W S80ME-C7, Project Manual

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S80ME-C 198 43 95-7.1
MAN B&W Diesel A/S 6.04
Page 4 of 12
Nominal rated engine (L
1
) Example 1
high efficiency Specified MCR (M)
turbochargers (TCA)
Shaft power at MCR 23,280 kW 18,624 kW
Engine speed at MCR at 76.0 r/min at 68.4 r/min
Power of matching point %
MCR
100% 90%
Pumps:
Fuel oil circulating pump
m 3 /h 9.1 9.1
Fuel oil supply pump m
3
/h 5.7 5.7
Jacket cooling water pump m 3 /h 200 200
Central cooling water pump m 3 /h 550 459
Seawater pump m 3 /h 700 563
Lubricating oil pump m 3 /h 440 440
Coolers:
Scavenge air cooler
Heat dissipation
kW 9,090 6,999
Central water quantity m
3
/h 306 236
Lub. oil cooler
Heat dissipation
kW 1,750 1,596
Lubricating oil quantity m 3 /h 440 440
Central water quantity m
3
/h 244 223
Jacket water cooler
Heat dissipation
kW 3,430 2,888
Jacket cooling water quantity m 3 /h 200 200
Central water quantity m
3
/h 244 223
Central cooler
Heat dissipation
kW 14,270 11,483
Central water quantity m
3
/h 550 459
Seawater quantity m 3 /h 700 563
Fuel oil heater: kW 240 240
Gases at ISO ambient conditions*
Exhaust gas amount kg/h 216,000 171,763
Exhaust gas temperature °C 245 233.9
Air consumption kg/sec. 58.9 46.8
Starting air system: 30 bar (gauge)
Reversible engine
Receiver volume (12 starts)
m
3
2 x 12.0 2 x 12.0
Compressor capacity, total m 3 /h 720 720
Non´reversible engine
Receiver volume (6 starts)
m
3
2 x 6.5 2 x 6.5
Compressor capacity, total m 3 /h 390 390
Exhaust gas tolerances: temperature –/+ 15 °C and /– 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 6S80ME-C with high efficiency MAN B&W turbocharger type TCA and
central cooling water system.