The current jacket platform in the Tor field in the Norwegian North Sea is expiring, but there are reserves still to be produced. The operator had developed a platform concept base case, and Total awarded Ramboll a platform concept study for the Tor field. The main purpose of the study was to evaluate an alternative concept based on a lower reservoir potential.
Unmanned minimum-facility platforms are a cost-effective alternative to subsea production systems. Statoil contracted Ramboll to carry out a study on an unmanned wellhead platform (UWP) for their Oseberg field.
ConocoPhillips awarded Ramboll a conceptual design study update for an unmanned stand-alone minimum-facility wellhead platform in the Greater Ekofisk Area.
As part of the Tyra field development in the Danish North Sea, operator, Maersk Oil, contracted Ramboll to assist with a number of engineering services for the design of the Tyra South East A platform. Tyra South East A came on stream in 2002.
BHP Billiton were extending their activities in the Gulf of Mexico, West Cameron area, a with an unmanned wellhead platform. Ramboll was awarded the design of this minimum-facility platform.
As part of the development of the Valhall field, BP commissioned Ramboll and alliance partners Heerema Tønsberg and IV Oil & Gas to engineer, construct and install two unmanned wellhead platforms at Valhall Flank.