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®. Uses standard tankers Utilises standard mooring equipment No internal turret No dry docking of tanker required Can be disconnected and redeployed Fast-track.

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Presentation on theme: "®. Uses standard tankers Utilises standard mooring equipment No internal turret No dry docking of tanker required Can be disconnected and redeployed Fast-track."— Presentation transcript:

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2 Uses standard tankers Utilises standard mooring equipment No internal turret No dry docking of tanker required Can be disconnected and redeployed Fast-track commissioning and deployment Allows normal vessel rotation with wind and current (weathervaning) Proven in North Sea, Atlantic, Mediterranean & Far East The worlds most cost-effective mooring system TCMS ® BENEFITS

3 HOW DOES IT WEATHERVANE WITHOUT A TURRET?

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5 PRODUCTION & MOORING TCMS ®

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16 cast in R4 material huge factor of safety against strength and fatigue padeyes for “standard” shackles

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20 DISCONNECTABLE System is designed to be disconnectable in emergency or in event of extreme weather conditions. During disconnection a 300T Winch is used for lowering the system to the seabed. Risers & Guide frames layed on Seabed. Vessel then free to move off location.

21 3D TCMS ® FLY THROUGH

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23 Developed at end of 1995 and 1st deployed in 1996 Used on EWT, EDOR, FSO and FPSO applications Best known is Isis FPSO offshore Tunisia,138,000Te DWT 4 Risers + Umbilical On station for 3.5 Years Zero downtime Now (Oudna (2005), Didon (2007), Arthit (2009) and Westaf (2009) HISTORY

24 ARTHIT LOCATION: Thailand RISERS: 5 Risers 1 Umbilical WATER DEPTH: 78m 50 Yr Criteria Hs=6.1m Tz=8.5s

25 LOCATION: Tunisia RISERS: 1 Riser + Umbilical WATER DEPTH: 80m Seastate: Hs = 7m DIDON PROJECT

26 IKDAM LOCATION: Tunisia RISERS: 3 Risers 2 Umbilicals WATER DEPTH: 265m 100 Yr Criteria Hs=8.3m Tz=9.8s

27 LOCATION: Nigeria WATER DEPTH: 65m STAND ALONE MOORING SYSTEM FOR 250,000 DWT TANKER MAXIMUM DESIGN SEASTATE Hs=5m Tz=9.8s Hmax=9m WESTAF

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29 Activities Metocean Data & Soils Data supplied or acquired Preliminary Mooring Analysis Initial Riser System concepts evaluated & selected Tanker survey if required Deliverables Long Lead Items sized and Orders Placed Vessel Loads identified Riser System Layout selected

30 Activities Detailed Mooring Analysis Riser Helix Analysis performed Detailed Riser System Design Commences Detailed FEA model of bow Deliverables Guide frame steel orders placed Shackles and Rope orders placed Initial bend stiffener loads Bow modification Drgs

31 Activities Detailed Guide System Design Detailed Riser System Design Complete AFC of Bow Modifications Deliverables Guide frame design sent to fabricator Bend Stiffener and Insert Design AFC drawing to shipyard

32 Activities Guide System Fabrication Bow Modifications Inserts and Bend Stiffeners Fabrication DnV Submission Deliverables Guide frames/Bow modifications Bend Stiffener & Inserts delivered to riser manufacturer DnV design Approval

33 Activities Guide System shipped Installation procedures developed Vessel Modification Complete Deliverables Guide frames sent to Installation site Delivery of Chain, Node, Shackles and Ropes

34 Activities Receipt and assembly of system Mobilisation of Construction Vessels Installation of anchors Installation of Risers Deliverables Installation of mooring and riser system

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36 CHAIN SWIVEL BOW SURGE CONNECTOR STAND ALONE MOORING TCMS ®

37 Mooring Systems Limited 1 Queen’s Terrace Aberdeen AB10 1XL United Kingdom Tel: Fax: CONTACT

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