Motor controller for electrical submersible pumps

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...

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417 44, 417 45, 417 53, F04B 4900

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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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