Wartsila ?31DF Series User Manual

3.5 Wärtsilä 14V31DF
MEAUXAUXDEDE
Wärtsilä 14V31DF
Diesel
mode
Gas
mode
Diesel
mode
Gas
mode
Diesel
mode
Gas
mode
Diesel
mode
Gas
mode
Diesel
mode
Gas
mode
750750720750720rpmEngine speed
550550530550530kWCylinder output
VariableConstantConstantConstantConstantSpeed mode
77007700742077007420kWEngine output
2.712.712.722.712.72MPaMean effective pressure
Tier 2Tier 3Tier 2Tier 3Tier 2Tier 3Tier 2Tier 3Tier 2Tier 3IMO compliance
Combustion air system (Note 1)
14.711.614.711.614.211.214.711.614.211.2kg/sFlow at 100% load
4545454545°CTemperature at turbocharger in-
take, max.
60606060606060606060°CTemperature after air cooler (TE
601)
Exhaust gas system (Note 2)
15.312.915.312.914.112.515.312.914.112.5kg/sFlow at 100% load
12.910.613.010.612.010.413.010.612.010.4kg/sFlow at 85% load
11.69.712.09.411.29.112.09.411.29.1kg/sFlow at 75% load
8.76.78.56.68.06.48.56.68.06.4kg/sFlow at 50% load
270300270300270300270300270300°CTemperature after turbocharger
at 100% load (TE 517)
260320270350270350270350270350°CTemperature after turbocharger
at 85% load (TE 517)
270310260350260350260350260350°CTemperature after turbocharger
at 75% load (TE 517)
270330280370280370280370280370°CTemperature after turbocharger
at 50% load (TE 517)
77777kPaBackpressure, max.
921870921870887855921870887855mmCalculated exhaust diameter for
35 m/s
Heat balance at 100% load (Note 3)
742630742630714602742630714602kWJacket water, HT-circuit
13448821344882119082613448821190826kWCharge air, HT-circuit
2268186222821876211417922282187621141792kWCharge air, LT-circuit
854714854714826686854714826686kWLubricating oil, LT-circuit
210210210210210210210210210210kWRadiation
Fuel consumption (Note 4)
(Note 5)
-7280-7280-7250-7280-7250kJ/kWhTotal energy consumption at
100% load
-7230-7350-7300-7350-7300kJ/kWhTotal energy consumption at 85%
load
-7250-7500-7430-7500-7430kJ/kWhTotal energy consumption at 75%
load
-7330-7820-7790-7820-7790kJ/kWhTotal energy consumption at 50%
load
-7128-7128-7097-7128-7097kJ/kWhFuel gas consumption at 100%
load
DBAE248994 3-27
3. Technical DataWärtsilä 31DF Product Guide

Wartsila ?31DF Series Specifications

General

Brand	Wartsila
Model	?31DF Series
Category	Engine
Language	English