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Compensated Coiled Tubing Lift Frame
Supporting ultra-deepwater string weights and enhancing operational performance through innovative motion compensation
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Description
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Specifications
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Resources
The NOV Compensated Coiled Tubing Lift Frame (CCTLF) supports completion and post-completion deployment for coiled tubing and wire-line operations offshore. Featuring a dual valve system enabling both primary and backup compensator mode, the CCTLF provides a unique level of functionality, performance, and safety.
Features and Benefits
- Reduces downtime during operation
- Fully automated tension adjustments eliminate tide related downtime
- Double hydraulic safety valves with recoil capability
- Continued compensation through compensator hose disconnection
- Fast installation through radio remote operation
- Engagement of guiding system into guide rails with internal locking
- Internal handling via main winch and utility winch
- Fully adjustable injector table
Technical specifications
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Compensated SWL |
350 mT - 500 mT |
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Static SWL |
750 mT - 1000 mT |
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Max system speed |
1.3 m/s |
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Heave (primary compensator) |
+/- 2743 mm (+ 305 mm safety stroke) +/- 9 ft (+ 1 ft safety stroke) |
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Heave (backup compensator) |
+/- 1372 mm (+ 305 mm safety stroke) +/- 4.5 ft (+ 1 ft safety stroke) |
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Area classification |
IECEx Zone 1 |
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Design code / standard |
DNVGL-OS-E101 acc. to API 8C, DNVGL-ST-E273 |
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Environment |
Highly saline and corrosive |
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Design temperature |
-20°C to +45°C |
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Maximum operating pressure / design pressure |
207 / 230 bar |
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Weight (dry) |
75000 kg (excl. Lifting Adapter and loops) |
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Access |
From rig floor: Manrider, WAB or access ladder Injector head: Manrider, WAB, access ladder or platform (optional) |
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Grating |
Fiber grating, ATEX Zone 1 compliant. |
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Winch, IHW / Winch, UHW |
20 metric ton, 40 m wire/5 metric ton, 40 m wire |
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Safety devices |
Compensator Safety Valve (shut off and hot backup for winch) Throttle Valve (recoil protection) Pressure Relief Valves (HP & LP side) Gas Shut Off Valves (Compensator Hose safety) DROPS compliant |
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Lifting sub |
6-5/8 in. BN with 18 degree taper |
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Bail lugs top |
Interface acc to. 1000 shT bails |
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Bail lugs bottom |
Interface acc. to 1000 shT bails |
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Guide rail size |
HEB 320 |
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Guide rail spacing |
108 in. | can be designed or adjusted for other rail sizes or offsets |
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Guide rail setback |
101 in. | can be designed or adjusted for other rail sizes or offsets |
