Eastern Shipbuilding Group, Panama City, Fla., delivered the BRAVANTE VII (Hull 157) on May 21 to Boldini S.A., Bravante Group of Brazil. The BRAVANTE VI (Hull 156), the second in the series, was delivered three months earlier and is currently on charter in Brazil.
The 284'x60'x24'6" BRAVANTE VII is the third of five STX SV290 vessels in a series which are all, ABS-classed, AC diesel-electric powered, twin Z-drive propelled PSVs. The vessels feature four Cummins QSK-60DM 16-cylinder turbocharged IMO Tier 2 diesel generator engines each rated at 1,825 kW at 1,800 rpm. Cummins also furnished the four Marathon 744 690VAC main generators. Main propulsion power is provided by two 690VAC electric motors driving two Schottel combi-drives SCD 2020 single fixed-pitch propellers with nozzles rated at 2,500 kW at 750 rpm each for a total of 6,700 Hp. Schottel also provided two STT 4 fixed-pitch reversing tunnel thrusters rated at 1,180 kW at 1,170 rpm, each with direct coupled Hyundai 690VAC electric motors. GE Energy provided 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 over 13 knots with a cruising speed of 12 knots. The fully integrated bridge is arranged for increased visibility and features the latest technology in navigation, communication equipment.
Vessel Dimension (feet): 284'x60'x24'6"
Vessel Dimension (meters): 86.5m x 18.3m x 7.5m
Regulatory: Marshall Islands, ABS A-1?, SOLAS/IMO
Power Generation: GE Energy Power Conversions: DE 690VAC
Generators: Cummins QSK60DM IMO 2: 4 x 1,825kW
Propulsion: Schottel SCD 2020 FP Z-drives: 2 x 2,500kW
Bowthrusters: Schottel STT4: 2 x 1,180kW
(4) Four-Man Staterooms
(5) Two-Man Staterooms
(3) Single Staterooms
BRAVANTE VII Capacities:
Deadweight: 4,500 LT
Cargo Fuel Oil Capacity: 442,675 USG (1,600m3)
Fuel Oil Day-tanks 62,608 USG (237m3)
Potable Water Capacity: 26,575 USG (100.6)
Drill Water/Ballast Capacity: 513,550 USG (1,944m3)
Brine/Additional Drill Water Capacity: 5,030 bbls. (800m3)
Liquid Mud/Fuel Oil Capacity: 5,030 bbls. (800m3)
Dry-bulk Mud: 8,631 cuft. (244m3)
Clear Deck Area: 9,365 sqft. (870m2)
Firefighting Vessel: ABS?FFV-1, 2x5284 GPM Monitors w/Deluge System
BRAVANTE VI, BRAVANTE VII and the remaining two vessels all feature the added class notation ABS ?FFV-1. All five vessels contracted are Marshall Islands flag, IMO/SOLAS, ABS Classed ?A1, Offshore Support Vessel Ocean Service, Loadline, ?AMS, ?ACCU, ?Circle E, with additional ABS Class notations UWILD, ENVIRO, ?DPS-2.