Wartsila ?31DF Series Product Manual page 39

Wärtsilä 31DF Product Guide
Wärtsilä 10V31DF
Engine speed
Cylinder output
Speed mode
Engine output
Mean effective pressure
IMO compliance
Combustion air system (Note 1)
Flow at 100% load
Temperature at turbocharger in-
take, max.
Temperature after air cooler (TE
601)
Exhaust gas system (Note 2)
Flow at 100% load
Flow at 85% load
Flow at 75% load
Flow at 50% load
Temperature after turbocharger
at 100% load (TE 517)
Temperature after turbocharger
at 85% load (TE 517)
Temperature after turbocharger
at 75% load (TE 517)
Temperature after turbocharger
at 50% load (TE 517)
Backpressure, max.
Calculated exhaust diameter for
35 m/s
Heat balance at 100% load (Note 3)
Jacket water, HT-circuit
Charge air, HT-circuit
Charge air, LT-circuit
Lubricating oil, LT-circuit
Radiation
Fuel consumption (Note 4)
(Note 5)
Total energy consumption at
100% load
Total energy consumption at 85%
load
Total energy consumption at 75%
load
Total energy consumption at 50%
load
Fuel gas consumption at 100%
load
Fuel gas consumption at 85%
load
DBAE248994
DE
Gas Diesel Gas
mode mode mode
rpm 720
kW 530
Constant Constant
kW 5300
MPa 2.72
Tier 3
kg/s 8.0 9.5 8.3
°C 45
°C 60 60 60
kg/s 8.9 9.9 9.2
kg/s 7.4 8.5 7.6
kg/s 6.5 7.8 6.7
kg/s 4.6 5.7 4.7
°C 300 285 300
°C 350 285 350
°C 350 285 380
°C 370 285 370
kPa 7
mm 723 752 735
kW 430 510 450
kW 590 810 630
kW 1280 1490 1340
kW 490 590 510
kW 150 150 150
kJ/kWh 7250 - 7280
kJ/kWh 7300 - 7350
kJ/kWh 7430 - 7500
kJ/kWh 7790 - 7820
kJ/kWh 7097 - 7128
kJ/kWh 7121 - 7171
DE AUX
Diesel Gas Diesel
mode mode mode mode
750 720
550 530
Constant
5500 5300
2.71 2.72
Tier 3 Tier 3
9.9 8.0 9.5
45 45
60 60 60
10.7 8.9 9.9
9.2 7.4 8.5
8.4 6.5 7.8
6.1 4.6 5.7
285 300 285
285 350 285
285 350 285
285 370 285
7 7
782 723 752
530 430 510
920 590 810
1610 1280 1490
610 490 590
150 150 150
- 7250 -
- 7300 -
- 7430 -
- 7790 -
- 7097 -
- 7121 -
3. Technical Data
AUX ME
Gas Diesel Gas Diesel
mode mode mode
750 750
550 550
Constant Variable
5500 5500
2.71 2.71
Tier 3 Tier 3
8.3 9.9 8.3 9.9
45 45
60 60 60 60
9.2 10.7 9.2 10.7
7.6 9.2 7.6 9.0
6.7 8.4 6.9 8.1
4.7 6.1 4.8 6.2
300 285 300 285
350 285 320 285
380 285 310 285
370 285 330 285
7 7
735 782 735 782
450 530 450 530
630 920 630 930
1340 1610 1330 1600
510 610 510 610
150 150 150 150
7280 - 7280 -
7350 - 7230 -
7500 - 7250 -
7820 - 7330 -
7128 - 7128 -
7171 - 7059 -
3-15