CN116325432A - 转子和旋转电机 - Google Patents

转子和旋转电机 Download PDF

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Publication number
CN116325432A
CN116325432A CN202180070021.9A CN202180070021A CN116325432A CN 116325432 A CN116325432 A CN 116325432A CN 202180070021 A CN202180070021 A CN 202180070021A CN 116325432 A CN116325432 A CN 116325432A
Authority
CN
China
Prior art keywords
rotor
rotor core
magnet
permanent magnet
protruding
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
CN202180070021.9A
Other languages
English (en)
Chinese (zh)
Inventor
吉田晴雄
平松律郎
内田智裕
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.)
Denso Corp
Original Assignee
Denso 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
Priority claimed from PCT/JP2021/030888 external-priority patent/WO2022080010A1/ja
Application filed by Denso Corp filed Critical Denso Corp
Publication of CN116325432A publication Critical patent/CN116325432A/zh
Pending legal-status Critical Current

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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
    • H02K1/22—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
    • 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
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
    • 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)
CN202180070021.9A 2020-10-15 2021-09-22 转子和旋转电机 Pending CN116325432A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2020-173869 2020-10-15
JP2020173869 2020-10-15
PCT/JP2021/030888 WO2022080010A1 (ja) 2020-10-15 2021-08-24 ロータ及び回転電機
JPPCT/JP2021/030888 2021-08-24
PCT/JP2021/034893 WO2022080110A1 (ja) 2020-10-15 2021-09-22 ロータ及び回転電機

Publications (1)

Publication Number Publication Date
CN116325432A true CN116325432A (zh) 2023-06-23

Family

ID=81207912

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180070021.9A Pending CN116325432A (zh) 2020-10-15 2021-09-22 转子和旋转电机

Country Status (5)

Country Link
US (1) US12519356B2 (https=)
JP (1) JPWO2022080110A1 (https=)
CN (1) CN116325432A (https=)
DE (1) DE112021005414T5 (https=)
WO (1) WO2022080110A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118983969A (zh) * 2024-10-21 2024-11-19 浙江永昌电气股份有限公司 无稀土永磁高效低燥电机结构及制造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240364148A1 (en) * 2023-04-26 2024-10-31 Abb Schweiz Ag Non-Exchanged-Couple Injection Moldable Hybrid Magnet

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006158008A (ja) * 2004-11-25 2006-06-15 Asmo Co Ltd 永久磁石埋め込み型ロータ及び回転電機
JP2013051837A (ja) * 2011-08-31 2013-03-14 Daikin Ind Ltd 回転電気機械
JP2016167907A (ja) * 2015-03-09 2016-09-15 三菱電機株式会社 回転電機および電動パワーステアリング装置
CN106469953A (zh) * 2015-08-18 2017-03-01 珠海格力节能环保制冷技术研究中心有限公司 一种电机及其转子
JP2017070031A (ja) * 2015-09-29 2017-04-06 ダイキン工業株式会社 ロータ
WO2018198866A1 (ja) * 2017-04-24 2018-11-01 パナソニックＩｐマネジメント株式会社 電動機要素、電動機、装置
CN110168862A (zh) * 2017-01-11 2019-08-23 松下知识产权经营株式会社 永磁体嵌入式的转子和具备该转子的电动机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11136888A (ja) * 1997-10-28 1999-05-21 Toshiba Corp 永久磁石形モータ及びその製造方法
KR20190018046A (ko) * 2012-09-29 2019-02-20 에머슨 일렉트릭 컴파니 분할형 자석 구조를 가진 로터와 관련 발전기 및 컴프레서
WO2014082839A2 (en) * 2012-11-30 2014-06-05 Arcelik Anonim Sirketi A spoke permanent magnet rotor
JP6408766B2 (ja) * 2014-01-28 2018-10-17 日本ピストンリング株式会社 アキシャル立体ギャップ式回転電機
JP2016072995A (ja) 2014-09-26 2016-05-09 パナソニックＩｐマネジメント株式会社 埋め込み磁石型ロータおよびそれを備えた電動機

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006158008A (ja) * 2004-11-25 2006-06-15 Asmo Co Ltd 永久磁石埋め込み型ロータ及び回転電機
JP2013051837A (ja) * 2011-08-31 2013-03-14 Daikin Ind Ltd 回転電気機械
JP2016167907A (ja) * 2015-03-09 2016-09-15 三菱電機株式会社 回転電機および電動パワーステアリング装置
CN106469953A (zh) * 2015-08-18 2017-03-01 珠海格力节能环保制冷技术研究中心有限公司 一种电机及其转子
JP2017070031A (ja) * 2015-09-29 2017-04-06 ダイキン工業株式会社 ロータ
CN110168862A (zh) * 2017-01-11 2019-08-23 松下知识产权经营株式会社 永磁体嵌入式的转子和具备该转子的电动机
WO2018198866A1 (ja) * 2017-04-24 2018-11-01 パナソニックＩｐマネジメント株式会社 電動機要素、電動機、装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118983969A (zh) * 2024-10-21 2024-11-19 浙江永昌电气股份有限公司 无稀土永磁高效低燥电机结构及制造方法

Also Published As

Publication number Publication date
JPWO2022080110A1 (https=) 2022-04-21
WO2022080110A1 (ja) 2022-04-21
US12519356B2 (en) 2026-01-06
DE112021005414T5 (de) 2023-08-03
US20230246496A1 (en) 2023-08-03

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