JP7433420B2 - ロータ、モータ、圧縮機および空気調和装置 - Google Patents

ロータ、モータ、圧縮機および空気調和装置 Download PDF

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Publication number
JP7433420B2
JP7433420B2 JP2022516481A JP2022516481A JP7433420B2 JP 7433420 B2 JP7433420 B2 JP 7433420B2 JP 2022516481 A JP2022516481 A JP 2022516481A JP 2022516481 A JP2022516481 A JP 2022516481A JP 7433420 B2 JP7433420 B2 JP 7433420B2
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Japan
Prior art keywords
edge
width
permanent magnet
insertion hole
rotor
Prior art date
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JP2022516481A
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English (en)
Japanese (ja)
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JPWO2021214825A5 (https=
JPWO2021214825A1 (https=
Inventor
昌弘 仁吾
勇二 廣澤
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.)
Mitsubishi Electric Corp
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Mitsubishi Electric 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.)
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Publication date
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Publication of JPWO2021214825A1 publication Critical patent/JPWO2021214825A1/ja
Publication of JPWO2021214825A5 publication Critical patent/JPWO2021214825A5/ja
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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
    • 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
    • H02K1/06—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
    • 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)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Control Of Multiple Motors (AREA)
  • Compressor (AREA)
JP2022516481A 2020-04-20 2020-04-20 ロータ、モータ、圧縮機および空気調和装置 Active JP7433420B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/017037 WO2021214825A1 (ja) 2020-04-20 2020-04-20 ロータ、モータ、圧縮機および空気調和装置

Publications (3)

Publication Number Publication Date
JPWO2021214825A1 JPWO2021214825A1 (https=) 2021-10-28
JPWO2021214825A5 JPWO2021214825A5 (https=) 2022-06-21
JP7433420B2 true JP7433420B2 (ja) 2024-02-19

Family

ID=78270911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022516481A Active JP7433420B2 (ja) 2020-04-20 2020-04-20 ロータ、モータ、圧縮機および空気調和装置

Country Status (6)

Country Link
US (1) US20230091530A1 (https=)
EP (1) EP4142112A4 (https=)
JP (1) JP7433420B2 (https=)
CN (1) CN115398779A (https=)
AU (1) AU2020444066B2 (https=)
WO (1) WO2021214825A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116762258A (zh) * 2022-01-13 2023-09-15 株式会社东芝 转子以及旋转电机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011199944A (ja) 2010-03-17 2011-10-06 Toyota Industries Corp 回転電機の永久磁石埋設型回転子及び回転電機
JP2012210040A (ja) 2011-03-29 2012-10-25 Mitsubishi Electric Corp 埋め込み磁石型モータ
JP2013126281A (ja) 2011-12-14 2013-06-24 Daikin Ind Ltd 界磁子の製造方法及び界磁子用の端板
JP2016220514A (ja) 2015-05-25 2016-12-22 株式会社豊田自動織機 回転電機のロータ
JP2018011466A (ja) 2016-07-15 2018-01-18 パナソニック株式会社 永久磁石埋込同期機
JP2018057155A (ja) 2016-09-29 2018-04-05 三菱電機株式会社 回転電機の回転子

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000217287A (ja) * 1999-01-19 2000-08-04 Toshiba Corp 永久磁石形モ―タ及びコンプレッサ
US7932658B2 (en) * 2007-03-15 2011-04-26 A.O. Smith Corporation Interior permanent magnet motor including rotor with flux barriers
JP2009247131A (ja) 2008-03-31 2009-10-22 Fuji Electric Systems Co Ltd 永久磁石電動機の回転子
CN103081300B (zh) * 2010-08-27 2015-05-20 三菱电机株式会社 永久磁铁嵌入型电动机的转子、压缩机及制冷空调装置
WO2014054150A1 (ja) * 2012-10-04 2014-04-10 三菱電機株式会社 永久磁石埋込型電動機
WO2014068655A1 (ja) * 2012-10-30 2014-05-08 三菱電機株式会社 永久磁石埋込型電動機及びそれを備えた冷凍空調装置
JP5971666B2 (ja) * 2013-03-14 2016-08-17 三菱電機株式会社 永久磁石埋込型電動機及び圧縮機
WO2019039413A1 (ja) * 2017-08-22 2019-02-28 株式会社 東芝 回転電機

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011199944A (ja) 2010-03-17 2011-10-06 Toyota Industries Corp 回転電機の永久磁石埋設型回転子及び回転電機
JP2012210040A (ja) 2011-03-29 2012-10-25 Mitsubishi Electric Corp 埋め込み磁石型モータ
JP2013126281A (ja) 2011-12-14 2013-06-24 Daikin Ind Ltd 界磁子の製造方法及び界磁子用の端板
JP2016220514A (ja) 2015-05-25 2016-12-22 株式会社豊田自動織機 回転電機のロータ
JP2018011466A (ja) 2016-07-15 2018-01-18 パナソニック株式会社 永久磁石埋込同期機
JP2018057155A (ja) 2016-09-29 2018-04-05 三菱電機株式会社 回転電機の回転子

Also Published As

Publication number Publication date
AU2020444066A1 (en) 2022-11-17
EP4142112A1 (en) 2023-03-01
WO2021214825A1 (ja) 2021-10-28
AU2020444066B2 (en) 2024-02-22
JPWO2021214825A1 (https=) 2021-10-28
CN115398779A (zh) 2022-11-25
EP4142112A4 (en) 2023-06-21
US20230091530A1 (en) 2023-03-23

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