Technical Data; Wärtsilä 8V31 - Wartsila 31 Product Manual

Wärtsilä 31 Product Guide
3.

Technical Data

3.1 Wärtsilä 8V31
Wärtsilä 8V31
Engine speed
Cylinder output
Engine output
Mean effective pressure
Combustion air system (Note 1)
Flow at 100% load
Temperature at turbocharger intake, max.
Air 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, 100% load (TE 517)
Temperature after turbocharger, 85% load (TE 517)
Temperature after turbocharger, 75% load (TE 517)
Temperature after turbocharger, 50% load (TE 517)
Backpressure, max.
Calculated pipe diameter for 35m/s
Heat balance (Note 3)
Jacket water, HT-circuit
Charge air, HT-circuit
Charge air, LT-circuit
Lubricating oil, LT-circuit
Radiation
For optional engineversions heat balances may differ
Fuel system (Note 4)
Pressure before injection pumps (PT 101)
Engine driven pump capacity (MDF only)
HFO viscosity before engine
HFO temperature before engine, max. (TE 101)
MDF viscosity, min
MDF temperature before engine, max. (TE 101)
Fuel consumption at 100% load, HFO
Fuel consumption at 85% load, HFO
Fuel consumption at 75% load, HFO
Fuel consumption at 50% load, HFO
Wärtsilä 31 Product Guide - a1 - 18 October 2016
DE DE
IMO Tier 2 IMO Tier 2
RPM 720 750
kW/cyl 590 610
kW 4720 4880
MPa 3.03 3.01
kg/s 8.32 8.63
°C 45 45
°C 65 65
kg/s 8.56 8.88
kg/s 7.28 7.6
kg/s 6.56 6.8
kg/s 4.96 5.2
°C 275 273
°C 277 275
°C 284 282
°C 288 286
kPa 5.0 5.0
mm
693 705
kW 460 494
kW 858 926
kW 1195 1230
kW 487 522
kW 131 137
kPa 1000±100 1000±100
3
m /h 60.0 60.0
cSt 16...24 16...24
°C 140 140
cSt 2.0 2.0
°C 45 45
g/kWh
173.4 174.4
g/kWh
170.6 171.6
g/kWh
172.5 173.5
g/kWh
182.3 183.3
3. Technical Data
AUX AUX ME
IMO Tier 2 IMO Tier 2 IMO Tier 2
720 750 750
590 610 610
4720 4880 4880
3.03 3.01 3.01
8.32 8.63 8.63
45 45 45
65 65 65
8.56 8.88 8.88
7.28 7.6 7.52
6.56 6.8 6.48
4.96 5.2 4.56
275 273 273
277 275 277
284 282 295
288 286 320
5.0 5.0 5.0
693 705 705
460 494 494
858 926 926
1195 1230 1230
487 522 522
131 137 137
1000±100 1000±100 1000±100
60.0 60.0 60.0
16...24 16...24 16...24
140 140 140
2.0 2.0 2.0
45 45 45
173.9 174.9 174.4
171.1 172.0 171.6
173.0 174.0 171.6
182.8 183.8 178.5
3-1