Page 78: of Maritime Reporter Magazine (October 2017)

TECH TALK

Offshore Wind

Base Positioning

Enerpac

A Synchoist load positioning system, from Enerpac Heavy and positioning on the seabed, the Synchoist system was High precision maneuvering of the foundation by the

Lifting Technology, has been used by Finnish wind power used below the crane hook to ensure the foundation re- Synchoist system was performed wirelessly by an operator production company, Suomen Hyötytuuli Oy, for the instal- mained as close to vertical as possible. This prevented working alongside the foundation installation team. This lation of gravity base foundations at the Tahkoluoto Off- damage to the leveled seabed surface and facilitated the allowed the operator to lift and lower each cylinder inde- shore Wind Farm, Pori, Finland. The Tahkoluoto Wind Farm subsequent addition of the turbine tower. pendently to balance, tilt and position the load in response is the world’s ? rst offshore windfarm designed for opera- To handle the foundation lift without distorting the tran- to feedback from four leveling sensors on the foundation.

tion in ice conditions. Operated by Suomen Hyötytuuli Oy, sition piece ? ange used to connect the turbine tower, an During installation, the level of the foundation was mea- the Tahkoluoto Offshore Wind Farm includes 10 offshore X-frame lifting tool was developed that connected to the sured, and where necessary adjusted, at every stage of the wind turbines, each with a capacity of 4.2 MW. Following ? ange. It comprised a lifting frame with four SyncHoist, lift. At the quayside before the lift – this was to establish preparation of the seabed to provide a level surface, the self-contained PLC-controlled, double acting, push-pull hy- the centre of gravity for each foundation, on the vessel, hollow gravity base foundations weighing up to 500 tons draulic cylinders at each corner, and diesel hydraulic pow- just above the water, 3-4 m into the splash-zone, and 5 cm were installed. During lowering through the splash-zone erpack with battery back-up. above the foundation.

Snakes, Not Ladders

T T T T T Type Approval for Cyber r r r

E E E Enabled Components

Wilhelmsen Ships Service (WSS) is launch- ing a new line of cargo hold cleaning equip-

A A A A As the marine industry moves toward ment enabling crews to get the right clean- t t t t the incorporation of digital, connected ing results, irrespective of where stains are s s s s solutions onboard ships, Lloyd’s located, scaffolding, ladders and specialist-

R R R Register (LR) released Type Approval cleaning crews are no longer required. Ex-

R R R Requirements for components within panding its cargo hold cleaning line in di-

C C C Cyber Enabled Systems on board rect response to clearly identi? ed customer

S S S S Ships. According to LR, introduction needs, WSS has developed a high pressure o o o of this type approval procedure is lance and add-on heating system tailor i im mportant, as it de? nes a critical point made for cleaning dif? cult to reach areas of in in the evolution of smart technology the hold.

i im mplementation within the marine and

Dubbed Anaconda, because of its size o o o offshore industry – delivering an as- and power, with the high pressure lance s s s s surance system that provides con? - measuring over 20 meters and attached d d d dence in the market for the supply of hose 25 meters, WSS believe cargo hold c c c cyber enabled components. stains in elevated areas should no longer

T T T T The type approval procedure will ad- pose vessels crews any problems.

d d d dress: “The price of the complete kit may at ? rst 1 1 1 1. Production quality assessment in glance seem prohibitive, but compare it to t t t the supply chain several failed attempts at cleaning the hold 2 2 2 2 2. Marine environment testing for or the typical outlay for a professional clean- c c c c cyber enabled components ing gang for a single job,” said Mark Oliver 3 3 3 3 3. Veri? cation of the cyber functions, , ,

Wittburg, Product Marketing Manager, Clean- s s s s such as communication and cyber ing Solutions, WSS. “The Anaconda system s s s s security will all but pay for itself after its second use”.

S S S S Shipyards and designers will be able to o o o

With specialist, third-party cargo hold s s s s select type approved component parts s cleaning gangs charging anything between to t t t to build cyber enabled ‘smart’ ship $10,000 and $50,000 per job, depending s s s s systems with a new level of con? dence e on the circumstances, providing the vessel’s a a a and quality indication. Manufacturers crew with the right tools to achieve the cor- o o o of components will be able to demon- rect cleaning results ? rst time around will be s s s s strate their product as meeting LR’s preferable for many owners and operators.

re r requirements on the above and differ- www.wilhelmsen.com mark oduc e ti enenen e e e e entiat ate e th thei eir r pr pr p oducts ts i in n th the e market et. .

Wilhelmsen Ship Servies 78 Maritime Reporter & Engineering News • OCTOBER 2017

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