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Title: Cooling devices and methods for use with electric submersible pumps

Patent ·
OSTI ID:1264418

Cooling devices for use with electric submersible pump motors include a refrigerator attached to the end of the electric submersible pump motor with the evaporator heat exchanger accepting all or a portion of the heat load from the motor. The cooling device can be a self-contained bolt-on unit, so that minimal design changes to existing motors are required.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-06NA25396
Assignee:
LOS ALAMOS NATIONAL SECURITY, LLC (Los Alamos, NM)
Patent Number(s):
9,394,917
Application Number:
14/540,882
OSTI ID:
1264418
Resource Relation:
Patent File Date: 2014 Nov 13
Country of Publication:
United States
Language:
English

References (18)

Submersible Pump patent February 1934
Well Clearing System patent June 1941
Heat Pump patent April 1950
Method and Apparatus for Recovery of Liquids From a Well Bore patent May 1969
Oil extraction method patent September 1986
Geothermal cell and recovery system patent December 1995
Condensed liquid pump for compressor body cooling patent December 1997
In situ separable electric submersible pump assembly with latch device patent May 2003
Apparatus and method for actively cooling instrumentation in a high temperature environment patent August 2004
Heat exchangers for fluid media patent February 2010
Sealed ESP motor system patent-application July 2003
Apparatus and Method for Actively Cooling Instrumentation in a High Temperature Environment patent-application June 2004
Downhole well pump patent-application December 2004
Sealed ESP Motor System patent-application April 2005
Electrical Submersible Pump and Gas Compressor patent-application June 2009
Method and Cooling System for Electric Submersible Pumps/Motors for Use in Geothermal Wells patent-application November 2009
Electric Motor with Heat Pipes patent-application February 2010
Heat Pump System and Method for Pumping Liquids patent-application May 2010

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