CN117337534A - 旋转电机 - Google Patents

旋转电机 Download PDF

Info

Publication number
CN117337534A
CN117337534A CN202280036334.7A CN202280036334A CN117337534A CN 117337534 A CN117337534 A CN 117337534A CN 202280036334 A CN202280036334 A CN 202280036334A CN 117337534 A CN117337534 A CN 117337534A
Authority
CN
China
Prior art keywords
flow path
refrigerant
stator
air gap
circumferential direction
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.)
Pending
Application number
CN202280036334.7A
Other languages
English (en)
Chinese (zh)
Inventor
岩野龙一郎
须藤哲也
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN117337534A publication Critical patent/CN117337534A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • 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
    • H02K1/14—Stator cores with salient poles
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Windings For Motors And Generators (AREA)
CN202280036334.7A 2021-06-04 2022-05-17 旋转电机 Pending CN117337534A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021093988A JP7719636B2 (ja) 2021-06-04 2021-06-04 回転電機及び電動ホイール
JP2021-093988 2021-06-04
PCT/JP2022/020486 WO2022255084A1 (ja) 2021-06-04 2022-05-17 回転電機

Publications (1)

Publication Number Publication Date
CN117337534A true CN117337534A (zh) 2024-01-02

Family

ID=84323237

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280036334.7A Pending CN117337534A (zh) 2021-06-04 2022-05-17 旋转电机

Country Status (5)

Country Link
US (1) US12483087B2 (enExample)
EP (1) EP4322381A4 (enExample)
JP (1) JP7719636B2 (enExample)
CN (1) CN117337534A (enExample)
WO (1) WO2022255084A1 (enExample)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08111964A (ja) 1994-10-12 1996-04-30 Toshiba Corp 回転電機
JPH10234157A (ja) * 1997-02-19 1998-09-02 Toshiba Corp モータ
JP3661529B2 (ja) 1999-11-17 2005-06-15 日産自動車株式会社 モータの冷却装置
JP3951735B2 (ja) 2002-02-14 2007-08-01 株式会社明電舎 水冷式回転機
JP2006005990A (ja) * 2004-06-15 2006-01-05 Toshiba Corp 車両駆動用電動機
JP6107523B2 (ja) 2013-08-02 2017-04-05 マツダ株式会社 回転電機
CN105186725A (zh) * 2014-05-28 2015-12-23 德昌电机(深圳)有限公司 电动流体泵及其电机定子结构
JP6172066B2 (ja) 2014-06-24 2017-08-02 トヨタ自動車株式会社 車両のインホイールモータ
FR3056352B1 (fr) 2016-09-21 2019-07-26 Institut Vedecom Helice double flux pour machine electrique
US20190234405A1 (en) * 2016-09-30 2019-08-01 Nidec Tosok Corporation Pump device
JP7289223B2 (ja) 2019-06-04 2023-06-09 株式会社日立製作所 固定子、回転電機及び回転電機の製造方法

Also Published As

Publication number Publication date
US12483087B2 (en) 2025-11-25
EP4322381A4 (en) 2025-05-28
EP4322381A1 (en) 2024-02-14
US20240097525A1 (en) 2024-03-21
JP2022186004A (ja) 2022-12-15
JP7719636B2 (ja) 2025-08-06
WO2022255084A1 (ja) 2022-12-08

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