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Marine Diesel Engines Improvements on the Efficiency

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Thermal <strong>Efficiency</strong><br />

Part Load - Variable Turbine Area<br />

<str<strong>on</strong>g>Engines</str<strong>on</strong>g> with dynamic load optimizati<strong>on</strong> with<br />

<strong>the</strong> VTA c<strong>on</strong>cept<br />

• Scavenging air delivery to be optimized to demand for<br />

scavenging air precisely, steplessly and c<strong>on</strong>tinuously at<br />

all engine loads and speeds<br />

• VTA minimizes fuel c<strong>on</strong>sumpti<strong>on</strong> and exhaust<br />

emissi<strong>on</strong>s<br />

• Potential �SFOC ≤ -5 g/kWh (3%)<br />

LD/MZP CCCS workshop DTU<br />

© MAN <str<strong>on</strong>g>Diesel</str<strong>on</strong>g><br />

2009/05/28<br />

16

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