Recently Olympic Shipping has installed the first of Rolls-Royce newly-developed permanent magnet tunnel thrusters into the hull of the OLYMPIC OCTOPUS, a Rolls-Royce designed UT 712 L multifunctional anchor-handling vessel (AHTS).
The ship is built to a classic offshore industry design. Her type classification UT 712 has been around since the 1980s, and is still regarded as a solid workhorse in international waters. Today’s L edition has a new hull design, with a bulbous bow, and meets the requirements for Ice-C and Clean. The design allows for flexibility in the choice of onboard equipment. This flexibility is particularly well exploited in the UT 712 L vessel.
The new thruster design concept is based on a permanent magnet motor in a rim, which drives the propeller in the centre and also frees up space directly above the thruster where traditional tunnel thruster motors are located, making room available for other equipment or alternative use. Compared to tradition... [More]