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    First of four GPA 688SC PSVs launched in Brazil

    Vessel & ROV News // August 3, 2012

    Starnav Perseus is the first of four vessels for Starnav Serviços Marítimos.

    In April, Starnav Perseus, the first of four GPA 688SC PSVs (a Petrobras Type PSV 4500) was launched at Brazilian shipyard Detroit Brasil Ltda, a subsidiary of Detroit Chile. 

    Naval architecture and marine engineering firm Guido Perla & Associates (GPA) provided the basic/class design and detailed construction engineering for the vessel.

    The vessel will be owned and operated by Starnav Serviços Marítimos Ltda. 

    During the construction process, GPA also provides onsite supervision at the yard in Itajai.

    The GPA 688SC PSV is 90m overall length, has a deadweight of 4,500 tonnes and meets Petrobras' requirements for four segregated liquid cargo systems with independent exclusive tanks, piping systems and cargo pumps. All of them are controlled by a fully automatic cargo management system and are capable of carrying synthetic oil-based mud (1,160m³, Segregation 1), hydrocarbonated oil-based mud (290m³, Segregation 2), water-based mud (590m³, Segregation 3), and brine (1,494m³, Segregation 4). 

    In addition, the vessels are equipped with tanks capable of carrying fresh water (172m3), dry bulk (340 m3), ship’s fuel oil (261m3), ship’s fuel oil day (38m3), fuel oil overflow (55m3), lube oil (4.5m3), dirty oil (13.6 m3), oily water (13.6 m3), sewage (13.4 m3), as well as ship’s ballast (2,060m3).

    The vessels have a diesel-electric propulsion system, consisting of MTU engines, azimuthing propulsion units from Schottel and an Integrated Engine Control Room (ECR) by EPD. 

    The GPA 688 PSVs, providing accommodation for 30 crew members, and will bear the class notation ABS, +DPS-2, +A1, Offshore Support Vessel, Circle E, +AMS and +ACCU.

    The vessels are under an eight-year contract with Petrobras.


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