JP2020018122A - 回転電機 - Google Patents

回転電機 Download PDF

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Publication number
JP2020018122A
JP2020018122A JP2018140392A JP2018140392A JP2020018122A JP 2020018122 A JP2020018122 A JP 2020018122A JP 2018140392 A JP2018140392 A JP 2018140392A JP 2018140392 A JP2018140392 A JP 2018140392A JP 2020018122 A JP2020018122 A JP 2020018122A
Authority
JP
Japan
Prior art keywords
teeth
rotor core
outermost
rotor
skew
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
JP2018140392A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020018122A5 (https=
Inventor
勝也 藤▲崎▼
Katsuya Fujisaki
勝也 藤▲崎▼
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
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2018140392A priority Critical patent/JP2020018122A/ja
Priority to CN201980042086.5A priority patent/CN112368920B/zh
Priority to PCT/JP2019/028405 priority patent/WO2020022202A1/ja
Publication of JP2020018122A publication Critical patent/JP2020018122A/ja
Publication of JP2020018122A5 publication Critical patent/JP2020018122A5/ja
Priority to US17/137,158 priority patent/US11936243B2/en
Priority to JP2022070063A priority patent/JP7392762B2/ja
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
    • 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
    • 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
    • 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
    • H02K1/16—Stator cores with slots for windings
    • 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
    • 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
    • H02K3/28—Layout of windings or of connections between windings
    • 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)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
JP2018140392A 2018-07-26 2018-07-26 回転電機 Pending JP2020018122A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018140392A JP2020018122A (ja) 2018-07-26 2018-07-26 回転電機
CN201980042086.5A CN112368920B (zh) 2018-07-26 2019-07-19 旋转电机
PCT/JP2019/028405 WO2020022202A1 (ja) 2018-07-26 2019-07-19 回転電機
US17/137,158 US11936243B2 (en) 2018-07-26 2020-12-29 Rotating electric machine
JP2022070063A JP7392762B2 (ja) 2018-07-26 2022-04-21 回転電機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018140392A JP2020018122A (ja) 2018-07-26 2018-07-26 回転電機

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022070063A Division JP7392762B2 (ja) 2018-07-26 2022-04-21 回転電機

Publications (2)

Publication Number Publication Date
JP2020018122A true JP2020018122A (ja) 2020-01-30
JP2020018122A5 JP2020018122A5 (https=) 2020-09-10

Family

ID=69180561

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018140392A Pending JP2020018122A (ja) 2018-07-26 2018-07-26 回転電機
JP2022070063A Active JP7392762B2 (ja) 2018-07-26 2022-04-21 回転電機

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2022070063A Active JP7392762B2 (ja) 2018-07-26 2022-04-21 回転電機

Country Status (4)

Country Link
US (1) US11936243B2 (https=)
JP (2) JP2020018122A (https=)
CN (1) CN112368920B (https=)
WO (1) WO2020022202A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3128074A1 (fr) * 2021-10-12 2023-04-14 Nidec Psa Emotors Stator de machine électrique tournante

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1189197A (ja) * 1997-09-08 1999-03-30 Matsushita Electric Ind Co Ltd 永久磁石同期電動機
JP2005210855A (ja) * 2004-01-23 2005-08-04 Denso Corp 回転電機
JP2006345692A (ja) * 2006-08-28 2006-12-21 Mitsubishi Electric Corp 永久磁石形モータ
JP2009050133A (ja) * 2007-08-23 2009-03-05 Nisshin Steel Co Ltd 永久磁石埋め込み型モータのロータ
JP2010115054A (ja) * 2008-11-07 2010-05-20 Nsk Ltd モータ、モータの製造方法および電動パワーステアリング装置
JP2010268597A (ja) * 2009-05-14 2010-11-25 Denso Corp 回転電機及びその駆動システム
JP2012029405A (ja) * 2010-07-21 2012-02-09 Asmo Co Ltd モータ
JP2012075278A (ja) * 2010-09-29 2012-04-12 Aisin Aw Co Ltd 回転電機のロータ
JP2014239633A (ja) * 2013-06-10 2014-12-18 株式会社ミツバ モータ用ロータコア及びブラシレスモータ
JP2017108565A (ja) * 2015-12-10 2017-06-15 日立オートモティブシステムズエンジニアリング株式会社 回転電機
WO2018011850A1 (ja) * 2016-07-11 2018-01-18 三菱電機株式会社 ロータ、電動機、送風機、圧縮機および空気調和装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6940205B1 (en) 1997-09-08 2005-09-06 Matsushita Electric Industrial Co., Ltd. Permanent magnet synchronous motor
CN1278472C (zh) * 2002-07-12 2006-10-04 株式会社日立产机系统 永磁式旋转电机及使用该电机的压缩机
JP2006254621A (ja) * 2005-03-11 2006-09-21 Matsushita Electric Ind Co Ltd 永久磁石型電動機
DE102011107803B4 (de) 2010-07-21 2025-02-27 Denso Corporation Motor
JP2012227989A (ja) * 2011-04-15 2012-11-15 Mitsuba Corp ブラシレスモータ
EP2797208B1 (en) * 2011-12-23 2022-08-31 Mitsubishi Electric Corporation Permanent magnet motor
JP5672278B2 (ja) * 2012-08-29 2015-02-18 株式会社デンソー ３相回転機の制御装置
US8766468B1 (en) * 2013-01-31 2014-07-01 Visedo Oy Rotor for a permanent magnet electrical machine of a mobile working machine
JP5932147B2 (ja) * 2013-05-31 2016-06-08 三菱電機株式会社 多重多相巻線交流回転電機および電動パワーステアリング装置
JP5774081B2 (ja) * 2013-12-09 2015-09-02 三菱電機株式会社 回転電機
US10447099B2 (en) * 2015-10-06 2019-10-15 Mitsubishi Electric Corporation Rotary electric machine
CN106877532A (zh) * 2017-04-26 2017-06-20 广东美芝制冷设备有限公司 充磁电机、电机转子、永磁同步电机和压缩机

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1189197A (ja) * 1997-09-08 1999-03-30 Matsushita Electric Ind Co Ltd 永久磁石同期電動機
JP2005210855A (ja) * 2004-01-23 2005-08-04 Denso Corp 回転電機
JP2006345692A (ja) * 2006-08-28 2006-12-21 Mitsubishi Electric Corp 永久磁石形モータ
JP2009050133A (ja) * 2007-08-23 2009-03-05 Nisshin Steel Co Ltd 永久磁石埋め込み型モータのロータ
JP2010115054A (ja) * 2008-11-07 2010-05-20 Nsk Ltd モータ、モータの製造方法および電動パワーステアリング装置
JP2010268597A (ja) * 2009-05-14 2010-11-25 Denso Corp 回転電機及びその駆動システム
JP2012029405A (ja) * 2010-07-21 2012-02-09 Asmo Co Ltd モータ
JP2012075278A (ja) * 2010-09-29 2012-04-12 Aisin Aw Co Ltd 回転電機のロータ
JP2014239633A (ja) * 2013-06-10 2014-12-18 株式会社ミツバ モータ用ロータコア及びブラシレスモータ
JP2017108565A (ja) * 2015-12-10 2017-06-15 日立オートモティブシステムズエンジニアリング株式会社 回転電機
WO2018011850A1 (ja) * 2016-07-11 2018-01-18 三菱電機株式会社 ロータ、電動機、送風機、圧縮機および空気調和装置

Also Published As

Publication number Publication date
CN112368920B (zh) 2024-05-14
US11936243B2 (en) 2024-03-19
WO2020022202A1 (ja) 2020-01-30
US20210119503A1 (en) 2021-04-22
CN112368920A (zh) 2021-02-12
JP7392762B2 (ja) 2023-12-06
JP2022095962A (ja) 2022-06-28

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