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<br />
• The output <strong>of</strong> each NOx estimation cycle has been appropriately postprocessed<br />
to estimate the ship’s NOx emissions with regard to the main<br />
operational parameters logged onboard ship.<br />
-8<br />
-7<br />
-6<br />
28<br />
26<br />
24<br />
22<br />
20<br />
18<br />
16<br />
14<br />
12<br />
NOx emissions, gr/kWh<br />
-5<br />
-4<br />
-3<br />
-2<br />
-1<br />
0<br />
1<br />
2<br />
10<br />
Brake Power, kW<br />
28000 30000 32000 34000 36000 38000 40000 42000<br />
Athens, October 8, 2003<br />
<strong>Final</strong> <strong>Presentation</strong><br />
Power Prediction Error, %<br />
29453 kW<br />
29661 kW<br />
29690 kW<br />
30149 kW<br />
30206 kW<br />
30273 kW<br />
30533 kW<br />
30543 kW<br />
30658 kW<br />
37657 kW<br />
37862 kW<br />
38025 kW<br />
38293 kW<br />
38802 kW<br />
39037 kW<br />
39041 kW<br />
39501 kW<br />
39696 kW<br />
41052 kW<br />
41297 kW<br />
41704 kW<br />
Engine Pow er, kW
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