Drilling rig system having improved electrical subsystem
CAFCFirst Claim
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1. A drilling rig system comprising:
- a movable drilling rig unit comprising;
a mast,rig equipment;
a rig electrical subsystem configured for electrical communication with the rig equipment, the rig electrical subsystem configured to deliver power to the rig equipment, the rig electrical subsystem comprising a rig electrical subsystem input transformer; and
a relocation subsystem configured to relocate the movable drilling rig unit between plural discrete drilling locations; and
an electrical system comprising;
a primary power supply subsystem remote from the movable drilling rig unit, wherein the primary power supply remains stationary during movement of the movable drilling rig unit between plural discrete drilling locations; and
an intermediate electrical subsystem configured to carry electrical power from the primary power supply subsystem to the rig electrical subsystem, the intermediate electrical subsystem comprising an intermediate conductor configured to carry 4160 VAC.
2 Assignments
2 Petitions
Accused Products
Abstract
In embodiments a drilling rig system includes a rig unit having rig equipment and a rig electrical subsystem configured for electrical communication with the rig equipment and including a rig electrical subsystem input transformer, an electrical system including a primary power supply subsystem remote from the rig unit, and an intermediate electrical subsystem.
30 Citations
26 Claims
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1. A drilling rig system comprising:
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a movable drilling rig unit comprising; a mast, rig equipment; a rig electrical subsystem configured for electrical communication with the rig equipment, the rig electrical subsystem configured to deliver power to the rig equipment, the rig electrical subsystem comprising a rig electrical subsystem input transformer; and a relocation subsystem configured to relocate the movable drilling rig unit between plural discrete drilling locations; and an electrical system comprising; a primary power supply subsystem remote from the movable drilling rig unit, wherein the primary power supply remains stationary during movement of the movable drilling rig unit between plural discrete drilling locations; and an intermediate electrical subsystem configured to carry electrical power from the primary power supply subsystem to the rig electrical subsystem, the intermediate electrical subsystem comprising an intermediate conductor configured to carry 4160 VAC. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A drilling rig system comprising:
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a movable drilling rig unit comprising; a mast, rig equipment; a rig electrical subsystem configured for electrical communication with the rig equipment, the rig electrical subsystem configured to deliver power to the rig equipment, the rig electrical subsystem comprising a rig electrical subsystem input transformer; and a relocation subsystem configured to relocate the movable drilling rig unit between plural discrete drilling locations; and an electrical system comprising; a primary power supply subsystem remote from the movable drilling rig unit, wherein the primary power supply remains stationary during movement of the movable drilling rig unit between plural discrete drilling locations; and an intermediate electrical subsystem configured to carry electrical power from the primary power supply subsystem to the rig electrical subsystem, the intermediate electrical subsystem comprising a single three-phase conductor. - View Dependent Claims (22, 23)
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24. A drilling rig system comprising:
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a movable drilling rig unit comprising; a mast, rig equipment; a rig electrical subsystem configured for electrical communication with the rig equipment, the rig electrical subsystem configured to deliver power to the rig equipment, the rig electrical subsystem comprising a rig electrical subsystem input transformer; and a relocation subsystem configured to relocate the movable drilling rig unit between plural discrete drilling locations; an electrical system comprising; a primary power supply subsystem remote from the movable drilling rig unit, wherein the primary power supply remains stationary during movement of the movable drilling rig unit between plural discrete drilling locations; and an intermediate electrical subsystem comprising an intermediate conductor configured to carry electrical power from the primary power supply subsystem to the rig electrical subsystem; and a conductor carrier reel configured to carry the intermediate conductor, the conductor carrier reel supported for rotation about a conductor carrier reel axis for playing in the intermediate conductor during relocation movement of the rig unit toward the primary power supply subsystem and for playing out the intermediate conductor during relocation movement of the rig unit away from the primary power supply subsystem. - View Dependent Claims (25, 26)
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Specification