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    Eastern Shipbuilding launches latest newbuild for Boldini

    Yard News // August 9, 2013

    Eastern Shipbuilding Group in the US has launched Bravante VI for Boldini SA, part of the Bravante Group in Brazil.  This is the second vessel in a series of five. The launch took place on August 5 2013 at Eastern's Nelson Street facility.

    The vessels are classed by ABS and AC diesel-electric vessels with class 2 dynamic positioning. They have four Cummins 16-cylinder turbo-charged IMO Tier II diesel generator engines each rated at 1,825kW at 1,800 rpm.  Cummins also furnished the four Marathon Model 744 690VAC main generators. 

    Main propulsion power is provided by two 690VAC electric motors driving two Schottel Combi-Drive fixed pitch propellers with nozzles rated at 2,500kW at 750 rpm each for a total of 6,700 hp. Schottel also provides two STT 4 fixed pitch reversing tunnel thrusters rated at 1,180kW at 1,170 rpm, each with direct coupled Hyundai 690VAC electric motors. 

    GE Energy provides the complete system integrated diesel electric package, including the thruster drives, motors, control systems, DP system, switchboards, motor control centers, automation and navigation/ communication electronics. These vessels are capable of a maximum speed of 14 knots with a cruising speed of 12 knots. 

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