A high efficiency of the main engine is a key factor for the profitable transport of cargo by vessels. An upgrade with the Wärtsilä Fuel efficiency boost enables the fuel costs of two-stroke engines to be reduced considerably while complying with exhaust emission regulations.
A well balanced combination of an increased compression ratio and modified injector nozzles combined with optimized engine tuning parameters allows fuel savings of up to 4% without significantly increasing the NOx emissions.
The delivery of the product contains the following modifications:
The pilot installation of Wärtsilä Fuel efficiency boost shows around 10~12 ton / day lower fuel consumption than sister vessel in the same route and resulted to 1,195 ton of fuel saving in 9 months.
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Wärtsilä is a global leader in smart technologies and complete lifecycle solutions for the marine and energy markets. By emphasising sustainable innovation, total efficiency and data analytics, Wärtsilä maximises the environmental and economic performance of the vessels and power plants of its customers.