DRILLING RIG SYSTEM HAVING IMPROVED ELECTRICAL SUBSYSTEM

  • US 20160145947A1
  • Filed: 01/09/2015
  • Published: 05/26/2016
  • Est. Priority Date: 11/26/2014
  • Status: Active Grant
First Claim
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1. A drilling rig system comprising:

  • a rig unit comprising;

    a mast,rig equipment; and

    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;

    an electrical system comprising;

    a primary power supply subsystem remote from the rig unit;

    the intermediate electrical subsystem configured for electrical communication between the primary power supply subsystem and the rig electrical subsystem, the intermediate electrical subsystem configured to carry 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.

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