×

Switchgear load sharing for oil field equipment

CAFC
  • US 9,893,500 B2
  • Filed: 04/14/2017
  • Issued: 02/13/2018
  • Est. Priority Date: 11/16/2012
  • Status: Active Grant
First Claim
Patent Images

1. A hydraulic fracturing system for fracturing a subterranean formation comprising:

  • a plurality of electric pumps fluidly connected to a well associated with the subterranean formation and powered by at least one electric motor, and configured to pump fluid into a wellbore associated with the well at a high pressure so that the fluid passes from the wellbore into the subterranean formation and fractures the subterranean formation;

    at least one generator electrically coupled to the plurality of electric pumps so as to generate electricity for use by the plurality of electric pumps;

    at least two switchgear units electrically coupled to the at least one generator and configured to distribute an electrical load between the plurality of electric pumps and the at least one generator; and

    a tie breaker electrically coupled between each of the at least two switchgear units.

View all claims
  • 15 Assignments
Timeline View
Assignment View
    ×
    ×