Testing proves new technologies for Mardi Gras transportation system

One of the cornerstones of BP's Mardi Gras transportation system project has been the testing and verification of the new technologies and equipment being developed. Among the major components that received extensive testing and trials were riser welding, pipe performance, subsea connections, and pipelaying.Riser weldingTo test its proprietary design techniques for the large-diameter steel catenary risers, Mardi Gras will test to verify that the riser welds would be suitable for the life of the Mardi Gras system. Of all the riser components, these welds are the most susceptible to the stresses caused by both vessel motion and vortex-induced vibrations that result from current fluctua...

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