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Issue
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TITAN 200 Highlights
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Installation cost
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The Titan 200 is self installing. It requires only a tug to bring to location and a workboat to bring installation aids (jacks, etc.) back to shore base. • Fully assembled unit with tower and turbine towed to site • No derrick barge or other offshore construction equipment • No dredge or other site preparation rigs • No special purpose vessel or equipment to deliver to location • No pile driving or suction piles • True 2-day installation without construction spread
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Construction cost
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• Mass production of hulls and legs in a low cost location in far east. This activity takes place year-round. • Transport to Shipyard near installation site, 25 platforms at a time (3 shipments per season = 75 platforms). • Structural unit cost (price/weight) is approx 25% of UK prices. • Tower installation and final assembly at UK yard near installation site • Installed price goal per megawatt is comfortably achieved.
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Site irregularities
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Not a factor for installation: • Sand waves • Subsoil boulders or other obstructions (if more than 20 m below mudline) • Scour
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Verticality
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• Platform is continuously adjustable at time of installation to insure verticality of tower. Level seafloor not required. • In event of long term loss of verticality, platform can be easily leveled by temporarily re-installing installation jacks. • No need to un-install tower to adjust • No serious construction project to adjust
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Personnel access
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• Fully IMO approved boat landings and ladders (retractable) • Optional helideck • Optional stairs • Optional man-loaded crane
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Maintenance access
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• Davit at each leg for cargo and jack handling • Optional crane of any size (nominal 40-50 tonne suggested) • A-frame davit for installation/removal/change-out of containerized control room, power and other deck equipment
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Range of locations, common design
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• Robust family of designs for various water depths and environments • Standard designs for 3.6 MW and 5.0 MW turbines in 35 to 45 M water depth • Natural frequency can be fine-tuned for the site by adjusting leg reaction pads rather than by total redesign • All platforms in a field will have same design, easily adjustable for variations in water depth. • Economy of scale is assured.
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Performance and life
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• Design by collaboration of US and European engineers and scientists with 100’s of years combined experienced in the hull form and European offshore wind market • State of the art design taking advantage of all aspects of dynamic design including adjustable mass, spring rates and damping to assure optimized design meeting the site requirements. • Thorough fatigue analysis and design details for the life of the facility.
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Regulatory
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• Standard design to ABS requirements. • Optional submittals and approvals by other agencies such as DNV or Lloyds • Safety systems to IMO and other requirements Note: Platform is unmanned except for occasional maintenance procedures.
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