| 摘要 |
The level winding system described has a storage reel, a knuckle boom and a roller guide head for control the winding and unwinding of coiled tubing from the storage reel. The knuckle boom has a crane attached to a rotatable, elevatable, and extendible boom with an attached roller guide head. The described level winding system is easy to control, robust, very adaptable to different rig geometries and tubing sizes, and easy to maintain.
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