Medium Speed

23/09/2011, Solan and Bonxie L27/38 powered twin Voith Schneider tugs
Boluda Shipyards (Unión Naval Valencia), a division of Boluda Corporación Marítima, has delivered a series of two twin Voith tractor tugs to the Shetland Islands Council, which is the Harbour Authority of the Sullom Voe port.
 
05/12/2010, ROMULO - a powerful Shiphandler
In February 2005 Astilleros Balenciaga delivered a powerful shiphandler to REPASA – Remolcadores de Puerto y Alturo. At 80 tbp ROMULO (hull no. 392) is one of the most powerful shiphandling tugs in the world.
 
17/11/2010, V28/33D Series Engines
V28/33D: Perfect for naval propulsion Our deep knowledge of naval propulsion requirements – earned from extensive experience with high and medium speed engine applications for geared propeller or waterjet and diesel-electric installations – has benefited the latest addition to MAN Diesel & Turbo’s (MDT) marine engine programme: The V28/33D series, the most versatile member of an extensive range addressing the propulsive and genset drive demands of diverse naval tonnage.
 
17/11/2010, Common Rail
The coming decades will see a sharp increase in the ecological and economic demands placed on internal combustion engines. Evidence of this trend is the yearly tightening of emission standards worldwide, a development that aims not only at improving fuel economy but above all at achieving clean combustion that is low in emissions.
 
05/06/2008, LNG Carrier Power
This paper investigates the DFDE propulsion plant from different angles, discusses the benefits of different engine configurations, and demonstrates that the multi-engine DFDE plant with the right configuration provides full maintainability at any time of the voyage and, in addition, matches traditional steam propulsion systems in terms of fuel flexibility.
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