Closed loop power factor control for drilling rigs

Details Closed loop power factor control for drilling rigs Closed loop power factor control for drilling rigs

H - Electricity

02

J

323/20

H02J 3/18 (2006.01) H03L 7/07 (2006.01) F02B 3/06 (2006.01)

Patent

CA 1221411

Abstract A power factor controller for alternating current/direct current drilling rigs is provided which utilizes a uniquely controlled, unloaded, over-excited generator to provide reactive power to maintain the rig's power factor within prescribed limits during peak demand operations.

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