Patent ID: 11955782
Assignee: TYPHON TECHNOLOGY SOLUTIONS (U.S.), LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  E  F | IPC E  F  H

Claim 15:
16. A system comprising:
a well site comprising a wellbore and a source of electricity consisting of a utility electric grid;
a plurality of mobile substations, each mobile substation comprising at least two transformer units that are operatively coupled to the utility electric grid, wherein the at least two transformer units are configured to operate in a parallel orientation;
a plurality of electrically powered fracturing units operatively associated with the utility electric grid, each electrically powered fracturing unit comprising at least one electric motor and at least one fluid pump coupled to the at least one electric motor, wherein the at least one electric motor is operatively coupled to a plurality of fracturing pumps and automatically controlled by at least one variable frequency drive, and wherein the at least one electric motor comprises an AC permanent magnet motor capable of operation in the range of up to 800 rpms and up to 25 ft/lbs of torque and at 2000 hp during fracturing operations;
at least one open air relay cable operatively coupled between a plurality of switchgears and the at least one electric motor;
a source of treatment fluid;
a control system for regulating the plurality of electrically powered fracturing units in delivery of the treatment fluid from the source of treatment fluid to the wellbore; and
a pump trailer at the well site for housing the at least one electric motor, the plurality of fracturing pumps and the at least one variable frequency drive.