CN101136564B - 用于冷却发电机的方法和装置 - Google Patents

用于冷却发电机的方法和装置 Download PDF

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Publication number
CN101136564B
CN101136564B CN2007101481475A CN200710148147A CN101136564B CN 101136564 B CN101136564 B CN 101136564B CN 2007101481475 A CN2007101481475 A CN 2007101481475A CN 200710148147 A CN200710148147 A CN 200710148147A CN 101136564 B CN101136564 B CN 101136564B
Authority
CN
China
Prior art keywords
cooling fluid
stator
generator
flow
flange
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2007101481475A
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English (en)
Chinese (zh)
Other versions
CN101136564A (zh
Inventor
R·J·罗宾
S·A·萨拉马
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CN101136564A publication Critical patent/CN101136564A/zh
Application granted granted Critical
Publication of CN101136564B publication Critical patent/CN101136564B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CN2007101481475A 2006-08-28 2007-08-28 用于冷却发电机的方法和装置 Expired - Fee Related CN101136564B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/467689 2006-08-28
US11/467,689 US7557475B2 (en) 2006-08-28 2006-08-28 Methods and apparatus for cooling generators
US11/467,689 2006-08-28

Publications (2)

Publication Number Publication Date
CN101136564A CN101136564A (zh) 2008-03-05
CN101136564B true CN101136564B (zh) 2012-06-13

Family

ID=38599083

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007101481475A Expired - Fee Related CN101136564B (zh) 2006-08-28 2007-08-28 用于冷却发电机的方法和装置

Country Status (5)

Country Link
US (1) US7557475B2 (https=)
JP (1) JP2008061495A (https=)
CN (1) CN101136564B (https=)
CH (1) CH701383B1 (https=)
GB (1) GB2441629B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7763996B2 (en) * 2006-08-28 2010-07-27 General Electric Company Method and apparatus for cooling generators
US7808135B2 (en) * 2007-09-18 2010-10-05 General Electric Company Generator having a cooling flow bifurcation member and method for controlling a cooling flow
US20100237723A1 (en) * 2009-03-19 2010-09-23 General Electric Company System and method for thermal management in electrical machines
US20110221288A1 (en) * 2010-03-10 2011-09-15 General Electric Company System and method for cooling in electric machines
US20250175054A1 (en) * 2023-11-29 2025-05-29 Caterpillar Inc. Cooling system for an electric machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051400A (en) * 1976-02-05 1977-09-27 General Electric Company End gas gap baffle structure for reverse flow cooled dynamoelectric machine
CN1209674A (zh) * 1997-08-23 1999-03-03 Abb研究有限公司 汽轮发电机
CN1289167A (zh) * 1999-09-17 2001-03-28 株式会社日立制作所 旋转式电力发电机
CN1497821A (zh) * 2002-10-08 2004-05-19 通用电气公司 强迫通风的定子通风系统和超导同步电机的定子通风方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH570063A5 (https=) * 1974-03-04 1975-11-28 Bbc Brown Boveri & Cie
US4039872A (en) * 1976-06-01 1977-08-02 General Electric Company Guide vane assembly for reverse flow cooled dynamoelectric machine
JPS5357408A (en) * 1976-11-05 1978-05-24 Hitachi Ltd Cooling medium shielding device of revolutionary elctrical machinery
US4465947A (en) * 1983-07-13 1984-08-14 General Electric Company Fan diffuser and collector combination for cooling systems in dynamoelectric machines
US4609840A (en) * 1984-11-05 1986-09-02 General Electric Company Baffle for improving coolant gas flow distribution in the gap region of a gas cooled dynamoelectric machine
US4682064A (en) * 1986-03-31 1987-07-21 General Electric Company Coolant gas flow separator baffle for a dynamoelectric machine
US4922147A (en) * 1988-11-25 1990-05-01 Westinghouse Electric Corp. Apparatus and method for thermal balancing of the rotor of a dynamo-electric machine
JP2792273B2 (ja) * 1991-07-09 1998-09-03 富士電機株式会社 回転電機の固定子
US5652469A (en) * 1994-06-16 1997-07-29 General Electric Company Reverse flow ventilation system with stator core center discharge duct and/or end region cooling system
WO2002071577A1 (en) * 2001-03-07 2002-09-12 Hitachi, Ltd. Rotary electric machinery
US6504273B2 (en) * 2001-04-25 2003-01-07 General Electric Company Adjustable space block baffle for generator and method for controlling ventilation flow
US6727610B2 (en) * 2002-05-30 2004-04-27 General Electric Company Generator having flange baffle and method for controlling ventilation flow
US6798079B2 (en) * 2002-07-11 2004-09-28 Siemens Westinghouse Power Corporation Turbine power generator including supplemental parallel cooling and related methods

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051400A (en) * 1976-02-05 1977-09-27 General Electric Company End gas gap baffle structure for reverse flow cooled dynamoelectric machine
CN1209674A (zh) * 1997-08-23 1999-03-03 Abb研究有限公司 汽轮发电机
CN1289167A (zh) * 1999-09-17 2001-03-28 株式会社日立制作所 旋转式电力发电机
CN1497821A (zh) * 2002-10-08 2004-05-19 通用电气公司 强迫通风的定子通风系统和超导同步电机的定子通风方法

Also Published As

Publication number Publication date
GB0716379D0 (en) 2007-10-03
US7557475B2 (en) 2009-07-07
JP2008061495A (ja) 2008-03-13
US20080048511A1 (en) 2008-02-28
GB2441629B (en) 2011-11-23
CH701383B1 (de) 2011-01-14
GB2441629A (en) 2008-03-12
CN101136564A (zh) 2008-03-05

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C06 Publication
PB01 Publication
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SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120613

Termination date: 20130828