Man B&W L35MC6-TII - Page 162

MAN B&W 6.04
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MAN Diesel
198 72 47-7.0MAN B&W L35MC6-TII
Nominal rated engine (L
1
)
Conventionel
turbocharger (TCR)
Example 1
Specified MCR (M)
Shaft power at MCR 3,900 kW 3,315 kW
Engine speed at MCR at 210.0 r/min at 189.0 r/min
Power of optmising point %MCR 100% 90%
Pumps:
Fuel oil circulating pump m
3
/h
2.0 2.0
Fuel oil supply pump m
3
/h
1.0 1.0
Jacket cooling water pump m
3
/h
34 34
Central cooling water pump m
3
/h
125 108
Seawater pump m
3
/h
125 107
Lubricating oil pump m
3
/h
95 95
Coolers:
Scavenge air cooler
Heat dissipation kW
1,510 1,255
Central water quantity m
3
/h
77 64
Lub. oil cooler
Heat dissipation kW
395 362
Lubricating oil quantity m
3
/h
95 95
Central water quantity m
3
/h
48 44
Jacket water cooler
Heat dissipation kW
600 531
Jacket cooling water quantity m
3
/h
34 34
Central water quantity m
3
/h
48 44
Central cooler
Heat dissipation kW
2,510 2,148
Central water quantity m
3
/h
125 108
Seawater quantity m
3
/h
125 107
Fuel oil heater:
kW
52 52
Gases at ISO ambient conditions*
Exhaust gas amount kg/h
32,700 27,900
Exhaust gas temperature °C
265 257.8
Air consumption kg/s
8.9 7.6
Starting air system: 30 bar (gauge)
Reversible engine
Receiver volume (12 starts) m
3
2 x 1.5 2 x 1.5
Compressor capacity, total m
3
/h 90 90
Non-reversible engine
Receiver volume (6 starts) m
3
2 x 1.0 2 x 1.0
Compressor capacity, total m
3
/h 60 60
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 6L35MC6-TII with conventionel MAN Diesel turbocharger type TCR and
central cooling water system.