WÄRTSILÄ 46F Series, Product Manual

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3.3 Wärtsilä 7L46F
DE
DE Constant
Speed
ME
CPP Con-
stant Speed
ME
CPP Variable
Speed
Wärtsilä 7L46F
1200 1200 1200 kW Cylinder output
600 600 600 rpm Engine speed
8400 8400 8400 kW Engine output
2.49 2.49 2.49 MPa Mean effective pressure
Combustion air system (Note 1)
14.7 14.7 14.7 kg/s Flow at 100% load
45 45 45 °C Temperature at turbocharger intake, max. (TE 600)
50 50 50 °C Temperature after air cooler, nom. (TE 601)
Exhaust gas system (Note 2)
15.26 15.26 15.26 kg/s Flow at 100% load
13.23 13.23 13.02 kg/s Flow at 85% load
12.95 12.95 12.18 kg/s Flow at 75% load
10.22 10.22 8.12 kg/s Flow at 50% load
364 364 364 °C Temp. after turbo, 100% load (TE 517)
330 330 336 °C Temp. after turbo, 85% load (TE 517)
330 330 338 °C Temp. after turbo, 75% load (TE 517)
300 300 356 °C Temp. after turbo, 50% load (TE 517)
3 3 3 kPa Backpressure, max.
998 998 998 mm Calculated pipe diameter for 35 m/s
Heat balance at 100% load (Note 3)
1064 1064 1064 kW Jacket water, HT-circuit
1834 1834 1799 kW Charge air, HT-circuit
889 889 917 kW Charge air, LT-circuit
854 854 854 kW Lubricating oil, LT-circuit
245 245 245 kW Radiation
Fuel system (Note 4)
900...950 900...950 900...950 kPa Pressure before injection pumps (PT 101) at 85% load
1000...1050 1000...1050 1000...1050 kPa Pressure before injection pumps (PT 101) at idle speed (check
value)
5.7...6.3 5.7...6.3 5.7...6.3 m 3 /h Fuel oil flow to engine, range
16...24 16...24 16...24 cSt HFO viscosity before engine
140 140 140 °C Max. HFO temperature before engine (TE 101)
2.0 2.0 2.0 cSt MDF viscosity, min.
45 45 45 °C Max. MDF temperature before engine (TE 101)
4,5 4,5 4,5 kg/h Leak fuel quantity (HFO), clean fuel at 100% load
22,5 22,5 22,5 kg/h Leak fuel quantity (MDF), clean fuel at 100% load
182.5 182.5 183.4 g/kWh SFOC at 100% load (HFO)
176.8 174.9 174.9 g/kWh SFOC at 85% load (HFO)
186.9 185.0 179.2 g/kWh SFOC at 75% load (HFO)
197.0 191.2 182.2 g/kWh SFOC at 50% load (HFO)
185.3 185.3 186.3 g/kWh SFOC at 100% load (LFO)
178.7 176.8 176.8 g/kWh SFOC at 85% load (LFO)
DAAB605814 3-5
3. Technical Data Wärtsilä 46F Product Guide