GB1106989A - Improvements in the cooling of dynamoelectric machines - Google Patents

Improvements in the cooling of dynamoelectric machines

Info

Publication number
GB1106989A
GB1106989A GB34405/66A GB3440566A GB1106989A GB 1106989 A GB1106989 A GB 1106989A GB 34405/66 A GB34405/66 A GB 34405/66A GB 3440566 A GB3440566 A GB 3440566A GB 1106989 A GB1106989 A GB 1106989A
Authority
GB
United Kingdom
Prior art keywords
rotor
gas
ducts
cooling
inlet
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
Application number
GB34405/66A
Other languages
English (en)
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 GB1106989A publication Critical patent/GB1106989A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H02K9/18—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
GB34405/66A 1965-09-16 1966-08-01 Improvements in the cooling of dynamoelectric machines Expired GB1106989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US487798A US3348081A (en) 1965-09-16 1965-09-16 Gap pickup rotor with gas segregating baffles

Publications (1)

Publication Number Publication Date
GB1106989A true GB1106989A (en) 1968-03-20

Family

ID=23937156

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34405/66A Expired GB1106989A (en) 1965-09-16 1966-08-01 Improvements in the cooling of dynamoelectric machines

Country Status (4)

Country Link
US (1) US3348081A (OSRAM)
JP (1) JPS5021641B1 (OSRAM)
CH (1) CH464332A (OSRAM)
GB (1) GB1106989A (OSRAM)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355394A1 (fr) * 1976-06-17 1978-01-13 Gen Electric Machine dynamo-electrique perfectionnee a refroidissement par flux inverse
FR2572866A1 (fr) * 1984-11-05 1986-05-09 Gen Electric Deflecteur permettant d'ameliorer la distribution de courants de gaz de refroidissement dans la zone de l'entrefer d'une machine electrodynamique refroidie par gaz
US5939805A (en) * 1995-04-18 1999-08-17 General Electric Canada Inc Stator shield for a fanless salient pole machine
US6304011B1 (en) 1996-08-09 2001-10-16 The Turbo Genset Company Limited Rotary electrical machines
GB2485184A (en) * 2010-11-04 2012-05-09 Evo Electric Ltd Internal cooling of axial flux electrical machines
US10927762B2 (en) 2014-10-02 2021-02-23 Rolls-Royce Plc Cooled component

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH461617A (de) * 1966-04-07 1968-08-31 Licentia Gmbh Elektrische Maschine mit Abschnittskühlung
US3413499A (en) * 1966-06-20 1968-11-26 Gen Electric Generator air gap entrance baffle for cooling stator core end portions
US3461330A (en) * 1967-12-21 1969-08-12 Gen Electric Dynamoelectric machine stator core baffle
US3571635A (en) * 1969-04-07 1971-03-23 Gen Electric Turbine-generator stator frames
US3652881A (en) * 1970-10-15 1972-03-28 Gen Electric Generator ventilation dome and cooler casing construction
US3739208A (en) * 1971-12-03 1973-06-12 Gen Electric Reverse flow cooling system for a dynamoelectric machine
CH545027A (de) * 1972-05-09 1973-11-30 Bbc Brown Boveri & Cie Elektrische Maschine
US3968388A (en) * 1972-06-14 1976-07-06 Kraftwerk Union Aktiengesellschaft Electric machines, particularly turbogenerators, having liquid cooled rotors
US3822389A (en) * 1972-08-24 1974-07-02 Gen Electric Liquid coolant pressurizing device for dynamoelectric machines
US3906265A (en) * 1974-05-15 1975-09-16 Gen Electric Honeycomb stator inserts for improved generator cooling
US3995180A (en) * 1975-03-10 1976-11-30 General Electric Company Generator rotor outlets for increased ventilation
US4051400A (en) * 1976-02-05 1977-09-27 General Electric Company End gas gap baffle structure for reverse flow cooled dynamoelectric machine
US4264834A (en) * 1976-06-01 1981-04-28 General Electric Company Flexible serrated abradable stator mounted air gap baffle for a dynamoelectric machine
US4071791A (en) * 1976-06-01 1978-01-31 General Electric Company Reverse flow cooled dynamoelectric machines with novel cooling system
US4363982A (en) * 1981-01-26 1982-12-14 General Electric Company Dual curved inlet gap pickup wedge
US4465947A (en) * 1983-07-13 1984-08-14 General Electric Company Fan diffuser and collector combination for cooling systems in dynamoelectric machines
DE19514592A1 (de) * 1995-04-20 1996-10-24 Abb Patent Gmbh Elektrische Maschine
US6724107B1 (en) * 1999-09-03 2004-04-20 Hitachi, Ltd. Dynamo-electric machine
US6737768B2 (en) * 2000-03-31 2004-05-18 Hitachi, Ltd. Rotating electric machine
US6803688B2 (en) * 2002-07-31 2004-10-12 General Electric Company Isolation of generator bearing housing from generator enclosure and methods therefor
GB2393584B (en) * 2002-09-26 2006-06-21 Alstom Gas-cooled generator
NO331965B1 (no) * 2010-09-29 2012-05-14 Rolls Royce Marine As Elektrisk permanentmagnetmotor
RU2494515C2 (ru) * 2011-08-18 2013-09-27 Закрытое Акционерное Общество "Нефтьстальконструкция" Электрическая машина
US9118232B2 (en) * 2011-12-29 2015-08-25 Qubo Li Electric machine cooling system
EP2860852A1 (de) * 2013-10-14 2015-04-15 Siemens Aktiengesellschaft Einrichtung zum Ablenken von zumindest einem Teil eines axial in einem zwischen einem Rotor und einem Stator einer rotierenden elektrischen Maschine angeordneten Zwischenraum strömenden Kühlfluids
US9929625B2 (en) 2014-07-17 2018-03-27 Rolls-Royce Corporation Negative pressure motor sealing
US10404138B2 (en) 2014-11-18 2019-09-03 Mitsubishi Electric Corporation Rotary electric machine having gas coolers
EP3537576B1 (en) * 2018-03-06 2022-05-18 Siemens Gamesa Renewable Energy A/S Generator for a wind turbine
CN113708548B (zh) * 2021-09-06 2023-12-08 华能通辽风力发电有限公司 一种风冷式发电机
WO2025152158A1 (zh) * 2024-01-19 2025-07-24 德昌电机(江门)有限公司 流体泵及其用于冷却电动汽车充电桩的用途

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110827A (en) * 1960-08-12 1963-11-12 Westinghouse Electric Corp Dynamoelectric machine
US3265912A (en) * 1964-06-15 1966-08-09 Westinghouse Electric Corp Dynamoelectric machine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355394A1 (fr) * 1976-06-17 1978-01-13 Gen Electric Machine dynamo-electrique perfectionnee a refroidissement par flux inverse
FR2572866A1 (fr) * 1984-11-05 1986-05-09 Gen Electric Deflecteur permettant d'ameliorer la distribution de courants de gaz de refroidissement dans la zone de l'entrefer d'une machine electrodynamique refroidie par gaz
GB2166909A (en) * 1984-11-05 1986-05-14 Gen Electric Baffle for improving coolant gas flow distribution in the gap region of a gas cooled dynamoelectric machine
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
US5939805A (en) * 1995-04-18 1999-08-17 General Electric Canada Inc Stator shield for a fanless salient pole machine
US6304011B1 (en) 1996-08-09 2001-10-16 The Turbo Genset Company Limited Rotary electrical machines
GB2485184A (en) * 2010-11-04 2012-05-09 Evo Electric Ltd Internal cooling of axial flux electrical machines
GB2485184B (en) * 2010-11-04 2013-12-11 Evo Electric Ltd Axial flux electrical machines
US9525324B2 (en) 2010-11-04 2016-12-20 Michael Lamperth Axial flux electrical machines
US10927762B2 (en) 2014-10-02 2021-02-23 Rolls-Royce Plc Cooled component

Also Published As

Publication number Publication date
CH464332A (de) 1968-10-31
DE1538810B2 (de) 1975-06-12
US3348081A (en) 1967-10-17
JPS5021641B1 (OSRAM) 1975-07-24
DE1538810A1 (de) 1970-02-19

Similar Documents

Publication Publication Date Title
GB1106989A (en) Improvements in the cooling of dynamoelectric machines
GB920558A (en) Cooling dynamo-electric machines
GB1149876A (en) Improvements relating to dynamoelectric machines
US4051400A (en) End gas gap baffle structure for reverse flow cooled dynamoelectric machine
GB708905A (en) Improvements in dynamo electric machines
GB1116200A (en) Improvements in gas cooled dynamoelectric machines
GB1246353A (en) Electric machines rotor
GB1306711A (en) Dynamo-electric machines having salient pole rotors and low loss ventilation
GB1321558A (en) Direct gas cooled rotors for use in rotary electric machines
GB1316698A (en) High speed ac generators
GB1135790A (en) Dynamoelectric machine cooling
GB975624A (en) Improved dynamo-electric machine rotor
GB1215699A (en) Improvements in or relating to dynamo-electric machines
GB1046844A (en) Alternating current generator
GB1173245A (en) Improvements relating to Dynamo Electric Machines
GB735142A (en) Improvements in and relating to dynamo electric machines
US3530320A (en) Stator cooling means for dynamo-electric machines
GB1502041A (en) Stator for an electrical machine
GB1259936A (en) Cooling of a dynamo-electric machine rotor
GB1239191A (OSRAM)
GB1186381A (en) Rotary Electric Machines
US2271981A (en) Dynamoelectric machine
GB1352814A (en) Air-ooled electrical machines
GB1218774A (en) Improvements in dynamoelectric machine stator cooling
GB921126A (en) Turbo-generators