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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Brake Power<br />
per cylinder (kW)<br />
Ultra-Large Bore Engine<br />
On-line NOx-BOX Observer System - Development<br />
160<br />
• Development <strong>of</strong> the User Interface<br />
Pmax (bar)<br />
BSFOC (gr/kWh)<br />
Rel. A/F Ratio (-)<br />
6000<br />
5000<br />
4000<br />
3000<br />
2000<br />
1000<br />
BMEP (bar)<br />
140<br />
120<br />
100<br />
Predicted<br />
80<br />
Reference data<br />
60<br />
185<br />
180<br />
175<br />
170<br />
165<br />
160<br />
2.8<br />
2.6<br />
2.4<br />
2.2<br />
2<br />
1.8<br />
1.6<br />
20<br />
18<br />
16<br />
14<br />
12<br />
10<br />
8<br />
6<br />
20 30 40 50 60 70 80 90 100 110<br />
Load (%)<br />
• Development <strong>of</strong> the communication protocol between the NOx-BOX and the<br />
25<br />
ship’s monitoring system – Testing with STN ATLAS emulator<br />
• Initial calibration using the engine shop trials<br />
NOx (gr/kWh)<br />
30<br />
20<br />
15<br />
10<br />
5<br />
30 40 50 60 70 80 90 100 110<br />
Load (%)<br />
MOTHER results<br />
Engine Shop Trials<br />
Athens, October 8, 2003<br />
<strong>Final</strong> <strong>Presentation</strong>
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