CPC H02G 3/0456 (2013.01) [B61D 15/00 (2013.01); E21B 41/0085 (2013.01); H02G 7/00 (2013.01); H02G 11/00 (2013.01); E21B 12/00 (2013.01)] | 18 Claims |
1. An apparatus comprising:
an adjustable swing arm mechanically and electrically connected to a train rig operable in conjunction with the formation of a subterranean well extending beneath one of a plurality of wellsites, wherein:
the adjustable swing arm is extendable to different lengths between the train rig and at least one of a plurality of medium-voltage (MV) electrical hubs;
each MV electrical hub is electrically connected to a remote MV electrical power source via, at least, a plurality of MV electrical lines suspended above the wellsites; and
the adjustable swing arm comprises:
a plurality of conduit tubes connected end-to-end and rotatable relative to each other to extend to the different lengths; and
an electrical cable carried by the conduit tubes for delivering MV electrical power from a connected one of the MV electrical hubs to the train rig,
wherein the plurality of MV electrical hubs is suspended by a plurality of first transmission towers,
wherein the apparatus further comprises a second transmission tower, and
wherein an end of the adjustable swing arm distal from the train rig is attached to, and thus partially supported by, the second transmission tower.
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