WO2009026044A3 - Enhanced cooling for downhole motors - Google Patents

Enhanced cooling for downhole motors Download PDF

Info

Publication number
WO2009026044A3
WO2009026044A3 PCT/US2008/072895 US2008072895W WO2009026044A3 WO 2009026044 A3 WO2009026044 A3 WO 2009026044A3 US 2008072895 W US2008072895 W US 2008072895W WO 2009026044 A3 WO2009026044 A3 WO 2009026044A3
Authority
WO
WIPO (PCT)
Prior art keywords
motor
enhanced cooling
downhole motors
heat transfer
pump
Prior art date
Application number
PCT/US2008/072895
Other languages
French (fr)
Other versions
WO2009026044A2 (en
Inventor
Don C Cox
Original Assignee
Baker Hughes Inc
Don C Cox
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Baker Hughes Inc, Don C Cox filed Critical Baker Hughes Inc
Priority to DE112008002227T priority Critical patent/DE112008002227T5/en
Priority to CA2695554A priority patent/CA2695554A1/en
Publication of WO2009026044A2 publication Critical patent/WO2009026044A2/en
Publication of WO2009026044A3 publication Critical patent/WO2009026044A3/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121—Lifting well fluids
    • E21B43/128—Adaptation of pump systems with down-hole electric drives
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine

Abstract

A submersible pumping system for use downhole, wherein the system includes a pump, an inlet section for receiving fluid, a pump motor, and heat transfer fins on the motor housing. The fins increase the heat transfer area of the motor thereby providing enhanced cooling of the motor.
PCT/US2008/072895 2007-08-20 2008-08-12 Enhanced cooling for downhole motors WO2009026044A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112008002227T DE112008002227T5 (en) 2007-08-20 2008-08-12 Improved cooling for downhole motors
CA2695554A CA2695554A1 (en) 2007-08-20 2008-08-12 Enhanced cooling for downhole motors

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/841,458 US20090053075A1 (en) 2007-08-20 2007-08-20 Enhanced cooling for downhole motors
US11/841,458 2007-08-20

Publications (2)

Publication Number Publication Date
WO2009026044A2 WO2009026044A2 (en) 2009-02-26
WO2009026044A3 true WO2009026044A3 (en) 2009-04-23

Family

ID=40378917

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/072895 WO2009026044A2 (en) 2007-08-20 2008-08-12 Enhanced cooling for downhole motors

Country Status (4)

Country Link
US (1) US20090053075A1 (en)
CA (1) CA2695554A1 (en)
DE (1) DE112008002227T5 (en)
WO (1) WO2009026044A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI1008305A2 (en) * 2009-02-26 2018-07-24 Stt Tech Inc A Joint Venture Of Magna Powertrain Inc And Shw Gmbh electric vane pump
ITMI20091596A1 (en) * 2009-09-18 2011-03-19 Eni Congo S A PROCEDURE FOR PUMPING OIL WITH A HIGH VISCOSITY FROM THE POZZO FUND
US20120189466A1 (en) * 2011-01-25 2012-07-26 Baker Hughes Incorporated Well Deployed Heat Fin For ESP Motor
US20130236332A1 (en) * 2012-03-07 2013-09-12 Jeffrey G. Frey Systems and Methods for Cooling High Temperature Electrical Connections
DE102015111146A1 (en) * 2015-07-09 2017-01-12 Bernd Kapp Process and plant for generating energy from geothermal energy

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6397945B1 (en) * 2000-04-14 2002-06-04 Camco International, Inc. Power cable system for use in high temperature wellbore applications
US6588500B2 (en) * 2001-01-26 2003-07-08 Ken Lewis Enhanced oil well production system
US20050217859A1 (en) * 2001-03-12 2005-10-06 Hartman Michael G Method for pumping fluids

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951165A (en) * 1957-08-08 1960-08-30 Reda Pump Company Heat exchanger for submergible pumping assembly
US5087846A (en) * 1990-12-17 1992-02-11 Wright John J Submersible motor housing
US5554897A (en) * 1994-04-22 1996-09-10 Baker Hughes Incorporated Downhold motor cooling and protection system
US5845709A (en) * 1996-01-16 1998-12-08 Baker Hughes Incorporated Recirculating pump for electrical submersible pump system
US5951262A (en) * 1997-04-18 1999-09-14 Centriflow Llc Mechanism for providing motive force and for pumping applications
US6406277B1 (en) * 1998-03-02 2002-06-18 Baker Hughes Incorporated Centrifugal pump with inducer intake
GB2336039A (en) * 1998-04-03 1999-10-06 Wei Ta Chuang T-shaped heat dissipating fins on motor casing
US6364013B1 (en) * 1999-12-21 2002-04-02 Camco International, Inc. Shroud for use with electric submergible pumping system
US6595295B1 (en) * 2001-08-03 2003-07-22 Wood Group Esp, Inc. Electric submersible pump assembly
GB2384274A (en) * 2002-01-16 2003-07-23 Corac Group Plc Downhole compressor with electric motor and gas bearings
US6666664B2 (en) * 2002-02-15 2003-12-23 Schlumberger Technology Corporation Technique for protecting a submersible motor
US7188669B2 (en) * 2004-10-14 2007-03-13 Baker Hughes Incorporated Motor cooler for submersible pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6397945B1 (en) * 2000-04-14 2002-06-04 Camco International, Inc. Power cable system for use in high temperature wellbore applications
US6588500B2 (en) * 2001-01-26 2003-07-08 Ken Lewis Enhanced oil well production system
US20050217859A1 (en) * 2001-03-12 2005-10-06 Hartman Michael G Method for pumping fluids

Also Published As

Publication number Publication date
WO2009026044A2 (en) 2009-02-26
US20090053075A1 (en) 2009-02-26
CA2695554A1 (en) 2009-02-26
DE112008002227T5 (en) 2010-06-17

Similar Documents

Publication Publication Date Title
WO2009085760A3 (en) Electric submersible pump (esp) with recirculation capability
BRPI0810549A2 (en) fluid pumping system
ATE470075T1 (en) SUBMERSIBLE PUMP UNIT
WO2012048261A3 (en) Peristaltic micropump
AU2003276515A1 (en) Stirling engine driven heat pump with fluid interconnection
WO2006071930A3 (en) Fluidic pump for heat management
WO2007114913A3 (en) Multi device cooling
HK1091147A1 (en) Osmotic pump with means for dissipating internal pressure
WO2009026044A3 (en) Enhanced cooling for downhole motors
WO2011008371A3 (en) Motor cooling applications
WO2007101197A3 (en) A thermoelectric fluid heat exchange system
WO2010074997A3 (en) Improved heat transfer through the electrical submersible pump
MX2013006771A (en) Motor pump unit for a high-pressure cleaning device, and high-pressure cleaning device.
WO2010120538A3 (en) Improved heat transfer through electrical submersible pump motor
WO2006072109A3 (en) Systems for low cost liquid cooling
AP2005003360A0 (en) Centrifugal pump with configured volute.
BR112012005082A2 (en) multiple submersible electric pump ("esp") system, method for pumping a production fluid from an underwater environment, and method for producing underwater fluid
AP2005003410A0 (en) Improved pump impeller.
WO2010077666A3 (en) Improved submersible pump motor cooling through external oil circulation
WO2012163996A3 (en) Subsea compressor directly driven by a permanent magnet motor with stator and rotor submerged in liquid
AP2006003569A0 (en) Pump housing assembly with liner.
WO2011115951A3 (en) Pump assembly employing centrifugal pumps and method for pumping multiphase fluids
ATE391241T1 (en) FLUID COOLING DEVICE
DE60306792D1 (en) INTEGRATED SPEED REDUCTION AND PUMP ASSEMBLY
WO2012016959A3 (en) Pump

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08797699

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 2695554

Country of ref document: CA

RET De translation (de og part 6b)

Ref document number: 112008002227

Country of ref document: DE

Date of ref document: 20100617

Kind code of ref document: P

122 Ep: pct application non-entry in european phase

Ref document number: 08797699

Country of ref document: EP

Kind code of ref document: A2