Charles Rowan was a contemporary 300ft Le Tourneau Class 116-C jackup, constructed on the Vicksburg Shipyard, Mississippi. The unit was delivered in 1981 and chartered by Shell to drill within the Leman gasoline discipline offshore Great Yarmouth, it was the primary Rowan rig to work within the North Sea.
In the center of May 1981, Charles Rowan arrived below sail in Great Yarmouth with assistance from one tug boat. Putting two sails on the ahead leg was an concept of Bob Palmer, chairman of Rowan Industries. The goal was to hurry up the Atlantic crossing and minimize the gas value. At a mean of 5 knots, the voyage was four days shorter than it will normally be anticipated below a traditional tow. The towing firm may additionally ship the rig with a single tug as a substitute of two. The concept originated from 1977 and Rowan examined it on two different rigs; however is was the primary time it was utilized in service. An equal bollard pull of 10 tonnes was measured in the course of the assessments and Rowan had plans to suit such sails to different jackups. It was definitively a good suggestion however afterward heavy raise vessels got here in the marketplace and dry tow was most well-liked for all of the lengthy ocean transits.
Charles Rowan is at present drilling for Aramco offshore Saudi Arabia. Its white sails on the ahead leg are only a distant reminiscence.
(Image: New Scientist)

The publish MAY 1981: CHARLES ROWAN CROSSES THE ATLANTIC UNDER SAIL appeared first on Energy Global News.

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