LIFETIME Final Presentation - Laboratory of Marine Engineering
LIFETIME Final Presentation - Laboratory of Marine Engineering
LIFETIME Final Presentation - Laboratory of Marine Engineering
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Conventional Engine<br />
Off-line NOx-BOX Observer System - General<br />
• A computer able to calculate the level <strong>of</strong> NOx emission manual data input <strong>of</strong><br />
measured engine operating parameters<br />
VESSEL: ENGINE: MAN B&W 12K90 MC<br />
• Includes the MOTHER simulation<br />
Engine Operation<br />
code<br />
Data<br />
to calculate the engine NOx level<br />
(Fill the values <strong>of</strong> the shipboard measurement<br />
instruments;<br />
using measured engine operating parameters<br />
Date: Date: Date:<br />
use the units indicated in brackets) Time Time Time Time Time Time Time Time Time<br />
Scav. Air Pressure (receiver) [bar]<br />
• Input data for the NOx-BOX calculations are provided <strong>of</strong>f-line by the ship’s<br />
Scav. air temp. after cooler [deg C]<br />
operator<br />
Exhaust Receiver Pressure [bar]<br />
Turbine Inlet Temperature [deg C]<br />
Barometric Pressure (engine room) [mbar]<br />
Shaft Torque [kNm]<br />
Engine Speed [rpm]<br />
Engine Power (MID) [BHP]<br />
Engine Power (SEMS) [BHP]<br />
Fuel Pump Index (average) [-]<br />
Pmax adjustment index (V.I.T.) [-]<br />
Turbocharger RPM [rpm]<br />
Athens, October 8, 2003<br />
Pmax [bar] (if available)<br />
<strong>Final</strong> <strong>Presentation</strong>
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