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GB2500040B - Cooling of electrical machines - Google Patents

Cooling of electrical machines

Info

Publication number
GB2500040B
GB2500040B GB1204079.6A GB201204079A GB2500040B GB 2500040 B GB2500040 B GB 2500040B GB 201204079 A GB201204079 A GB 201204079A GB 2500040 B GB2500040 B GB 2500040B
Authority
GB
United Kingdom
Prior art keywords
cooling
electrical machines
machines
electrical
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
GB1204079.6A
Other versions
GB2500040A (en
GB201204079D0 (en
Inventor
Paul Randall Steven
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.)
Nidec SR Drives Ltd
Original Assignee
Nidec SR Drives Ltd
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 Nidec SR Drives Ltd filed Critical Nidec SR Drives Ltd
Priority to GB1204079.6A priority Critical patent/GB2500040B/en
Publication of GB201204079D0 publication Critical patent/GB201204079D0/en
Publication of GB2500040A publication Critical patent/GB2500040A/en
Application granted granted Critical
Publication of GB2500040B publication Critical patent/GB2500040B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/197—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil in which the rotor or stator space is fluid-tight, e.g. to provide for different cooling media for rotor and stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • 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
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
GB1204079.6A 2012-03-07 2012-03-07 Cooling of electrical machines Expired - Fee Related GB2500040B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1204079.6A GB2500040B (en) 2012-03-07 2012-03-07 Cooling of electrical machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1204079.6A GB2500040B (en) 2012-03-07 2012-03-07 Cooling of electrical machines

Publications (3)

Publication Number Publication Date
GB201204079D0 GB201204079D0 (en) 2012-04-18
GB2500040A GB2500040A (en) 2013-09-11
GB2500040B true GB2500040B (en) 2018-07-04

Family

ID=46003314

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1204079.6A Expired - Fee Related GB2500040B (en) 2012-03-07 2012-03-07 Cooling of electrical machines

Country Status (1)

Country Link
GB (1) GB2500040B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021120993A1 (en) 2021-08-12 2023-02-16 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Electric machine and motor vehicle

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015100090A1 (en) * 2014-01-17 2015-07-23 Ecomotors, Inc. Cooling of stator coils of an electrical machine
DE102014219724A1 (en) * 2014-09-29 2016-03-31 Robert Bosch Gmbh Electric machine with cooling
DE102019205762A1 (en) * 2019-04-23 2020-10-29 Zf Friedrichshafen Ag Electric machine with torque support in the housing
DE102019214911A1 (en) * 2019-09-27 2021-04-01 Zf Friedrichshafen Ag Electric machine for driving a motor vehicle
DE102020117419A1 (en) 2020-07-02 2022-01-05 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Electric machine
DE102021214488A1 (en) * 2020-12-18 2022-06-23 Zf Friedrichshafen Ag Cooling arrangement for cooling a stator for an electrical machine
SE544818C2 (en) 2021-04-01 2022-12-06 Scania Cv Ab Stator for Electric Machine, Electric Machine, Vehicle, and Method of Assembling a Stator
DE102021131197B4 (en) * 2021-11-29 2023-09-21 Schaeffler Technologies AG & Co. KG Electric machine comprising a stator and a conductor carrier arranged at an axial end of the stator
FR3135364A1 (en) * 2022-05-05 2023-11-10 Psa Automobiles Sa ELECTRIC MOTOR VEHICLE MACHINE WITH COOLING SEALING CROWN
GB2631993A (en) * 2023-07-20 2025-01-22 Hispeed Ltd An electric machine
EP4614772A1 (en) * 2024-03-06 2025-09-10 Garrett Transportation I Inc. E-machine with seal support arrangement for directly-cooled windings
FR3160828A1 (en) * 2024-03-26 2025-10-03 Nidec Psa Emotors Rotating electric machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1215800A2 (en) * 2000-12-14 2002-06-19 Nissan Motor Co., Ltd. Cooling passage in the slots of a rotating electric machine
EP1271747A1 (en) * 2001-06-27 2003-01-02 E + A Elektromaschinen und Antriebe AG Cooling of the stator of an air-gap sleeve motor
US20030042817A1 (en) * 2001-08-28 2003-03-06 Nissan Motor Co., Ltd. Stator structure for rotary electric machine
JP2003125547A (en) * 2001-10-15 2003-04-25 Nissan Motor Co Ltd Dynamo-electric machine
GB2443592A (en) * 2005-09-15 2008-05-07 Lind Finance & Dev Ab Stator cooling
JP2011234433A (en) * 2010-04-23 2011-11-17 Ihi Corp Cooling structure of motor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1215800A2 (en) * 2000-12-14 2002-06-19 Nissan Motor Co., Ltd. Cooling passage in the slots of a rotating electric machine
EP1271747A1 (en) * 2001-06-27 2003-01-02 E + A Elektromaschinen und Antriebe AG Cooling of the stator of an air-gap sleeve motor
US20030042817A1 (en) * 2001-08-28 2003-03-06 Nissan Motor Co., Ltd. Stator structure for rotary electric machine
JP2003125547A (en) * 2001-10-15 2003-04-25 Nissan Motor Co Ltd Dynamo-electric machine
GB2443592A (en) * 2005-09-15 2008-05-07 Lind Finance & Dev Ab Stator cooling
JP2011234433A (en) * 2010-04-23 2011-11-17 Ihi Corp Cooling structure of motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021120993A1 (en) 2021-08-12 2023-02-16 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Electric machine and motor vehicle
US12362624B2 (en) 2021-08-12 2025-07-15 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Electric machine with sleeve-like wall sealing arrangement, and electric vehicle

Also Published As

Publication number Publication date
GB2500040A (en) 2013-09-11
GB201204079D0 (en) 2012-04-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230307