Motor controller for electrical submersible pumps

Details Motor controller for electrical submersible pumps Motor controller for electrical submersible pumps

1990-05-14

1991-05-14

Smith, Leonard E.

Pumps

Condition responsive control of pump drive motor

Single motor control element responsive to means sensing...

417 44, 417 45, 417 53, F04B 4900

Patent

active

050151517

ABSTRACT:
Differential motor load drops are employed to indicate gas lock or pump off of an electrical submersible pump.

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New Pump-Off Controls Improve Performance by J. F. Lea, Petroleum Engineer International, Dec. 1986.

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