Engineers overcome Wave Hub export cable problems

The Wave Hub is lifted aboard the Nordica at Hartlepool prior to the installation of the power generation device off the Cornish coast

NorthNewsAndPictures/2daymedia

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By Darius Snieckus

 Monday, August 23 2010

Updated: Friday, December 21 2012

Engineers have overcome a series of false starts to complete the laying of a power export cable that will connect the UK’s pioneering Wave Hub testing facility to its onshore substation.

Installation of the 1,800m landfall portion of the 24km line off the coast of Cornwall ran into initial difficulties.

Its floatation devices lost buoyancy, making it impossible to pay-out of the 90 tonne section.

Contractor CTC Marine devised a method using some 240 ‘pillow’ buoys and a further 150 ball-shaped A5 buoys to pull the cable ashore.

“The next steps include connecting the offshore cable with the onshore cabling on the beach and starting the near-shore trenching operation,” a Wave Hub spokesman tells Recharge.

The export cable is made up of…

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