CN117157853A - 埋入磁体式转子及旋转电机 - Google Patents

埋入磁体式转子及旋转电机 Download PDF

Info

Publication number
CN117157853A
CN117157853A CN202280003622.2A CN202280003622A CN117157853A CN 117157853 A CN117157853 A CN 117157853A CN 202280003622 A CN202280003622 A CN 202280003622A CN 117157853 A CN117157853 A CN 117157853A
Authority
CN
China
Prior art keywords
permanent magnet
rotor
magnet
communication opening
rotor core
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
CN202280003622.2A
Other languages
English (en)
Chinese (zh)
Inventor
松原正克
鹿野将
山岸大介
佐佐木直哉
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Toshiba Infrastructure Systems and Solutions Corp
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 Toshiba Corp, Toshiba Infrastructure Systems and Solutions Corp filed Critical Toshiba Corp
Publication of CN117157853A publication Critical patent/CN117157853A/zh
Pending legal-status Critical Current

Links

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
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • 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
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
CN202280003622.2A 2022-03-29 2022-03-29 埋入磁体式转子及旋转电机 Pending CN117157853A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/015396 WO2023187971A1 (ja) 2022-03-29 2022-03-29 埋め込み磁石型回転子および回転電機

Publications (1)

Publication Number Publication Date
CN117157853A true CN117157853A (zh) 2023-12-01

Family

ID=83558421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280003622.2A Pending CN117157853A (zh) 2022-03-29 2022-03-29 埋入磁体式转子及旋转电机

Country Status (5)

Country Link
US (1) US12218548B2 (https=)
EP (1) EP4503390A4 (https=)
JP (1) JP7151023B1 (https=)
CN (1) CN117157853A (https=)
WO (1) WO2023187971A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7799761B1 (ja) * 2024-07-16 2026-01-15 株式会社東芝 永久磁石ロータおよび回転電機

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012205472A (ja) * 2011-03-28 2012-10-22 Toyota Industries Corp 回転電機の永久磁石埋設型回転子及び回転電機
CN103855826A (zh) * 2012-11-29 2014-06-11 铃木株式会社 Ipm型旋转电动机
JP2015216786A (ja) * 2014-05-12 2015-12-03 富士電機株式会社 永久磁石埋め込み式回転電機
JP2017112705A (ja) * 2015-12-16 2017-06-22 富士電機株式会社 永久磁石式回転電機及びその製造方法
US20180062462A1 (en) * 2015-06-15 2018-03-01 Mitsubishi Electric Corporation Permanent-magnet-embedded electric motor and compressor
CN113994569A (zh) * 2019-09-24 2022-01-28 株式会社东芝 旋转电机的转子
WO2022059199A1 (ja) * 2020-09-18 2022-03-24 株式会社 東芝 ロータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327302A (en) * 1979-09-21 1982-04-27 General Electric Company Electronically commutated motor, stationary and rotatable assemblies therefore, and lamination
DE10153750A1 (de) * 2001-10-31 2003-05-22 Siemens Ag Rotor für PM-Synchronmaschine
JP2005130604A (ja) * 2003-10-23 2005-05-19 Nissan Motor Co Ltd 電磁鋼板形成体、これを用いた永久磁石内蔵型回転機用回転子、永久磁石内蔵型回転機、およびこの永久磁石内蔵型回転機を用いた車両
US7385328B2 (en) * 2006-05-23 2008-06-10 Reliance Electric Technologies, Llc Cogging reduction in permanent magnet machines
ES2718096T3 (es) * 2011-11-30 2019-06-27 Abb Research Ltd Maquinas eléctricas y rotores de máquinas eléctricas
JP5851365B2 (ja) * 2012-08-31 2016-02-03 日立オートモティブシステムズ株式会社 回転電機
JP2014064422A (ja) * 2012-09-24 2014-04-10 Daikin Ind Ltd ロータコアおよびその製造方法
JP2015202027A (ja) * 2014-03-31 2015-11-12 ダイキン工業株式会社 ロータ
JP2015195638A (ja) * 2014-03-31 2015-11-05 ダイキン工業株式会社 ロータ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012205472A (ja) * 2011-03-28 2012-10-22 Toyota Industries Corp 回転電機の永久磁石埋設型回転子及び回転電機
CN103855826A (zh) * 2012-11-29 2014-06-11 铃木株式会社 Ipm型旋转电动机
JP2015216786A (ja) * 2014-05-12 2015-12-03 富士電機株式会社 永久磁石埋め込み式回転電機
US20180062462A1 (en) * 2015-06-15 2018-03-01 Mitsubishi Electric Corporation Permanent-magnet-embedded electric motor and compressor
JP2017112705A (ja) * 2015-12-16 2017-06-22 富士電機株式会社 永久磁石式回転電機及びその製造方法
CN113994569A (zh) * 2019-09-24 2022-01-28 株式会社东芝 旋转电机的转子
WO2022059199A1 (ja) * 2020-09-18 2022-03-24 株式会社 東芝 ロータ

Also Published As

Publication number Publication date
JP7151023B1 (ja) 2022-10-11
US12218548B2 (en) 2025-02-04
JPWO2023187971A1 (https=) 2023-10-05
WO2023187971A1 (ja) 2023-10-05
EP4503390A4 (en) 2025-11-05
US20230318373A1 (en) 2023-10-05
EP4503390A1 (en) 2025-02-05

Similar Documents

Publication Publication Date Title
CN102487224A (zh) 磁铁嵌入型转子、电动机及电动机的安装方法
CN113224870B (zh) 旋转电机
US12027920B2 (en) Rotor, and rotary electric machine
CN117157853A (zh) 埋入磁体式转子及旋转电机
JP7346771B1 (ja) 埋込磁石式回転子および埋込磁石式回転電機
CN113169596A (zh) 转子及包括该转子的旋转电机
JP2012005169A (ja) 外転型回転電機
JP6485844B2 (ja) 回転電機
US20240171022A1 (en) Motor
JP6949283B1 (ja) 同期電動機
WO2024042731A1 (ja) 埋込磁石式回転子および埋込磁石式回転電機
EP4443705A1 (en) Rotating electric machine
JP4313378B2 (ja) 埋込磁石型回転電機
JP2023102517A (ja) ロータ及び回転電機
WO2023053601A1 (ja) ロータおよび回転電機
US20240322617A1 (en) Electric motor
CN114915065B (zh) 转子以及无刷马达
CN114915064B (zh) 转子以及无刷马达
US20250364856A1 (en) Rotating Electrical Machine
US12136854B2 (en) Rotating electrical machine
JP7489284B2 (ja) 回転電機
CN110797998B (zh) 转子和马达
CN120377536A (zh) 转子
JP2023122691A (ja) サーボモータ、およびその磁束漏れ防止構造
JPWO2018105046A1 (ja) 永久磁石式回転電機

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20250807

Address after: Japan

Applicant after: Toshiba Corp.

Country or region after: Japan

Address before: Tokyo, Japan

Applicant before: Toshiba Corp.

Country or region before: Japan

Applicant before: TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS Corp.