WO2008123251A1 - 永久磁石式回転機およびその製造方法 - Google Patents
永久磁石式回転機およびその製造方法 Download PDFInfo
- Publication number
- WO2008123251A1 WO2008123251A1 PCT/JP2008/055582 JP2008055582W WO2008123251A1 WO 2008123251 A1 WO2008123251 A1 WO 2008123251A1 JP 2008055582 W JP2008055582 W JP 2008055582W WO 2008123251 A1 WO2008123251 A1 WO 2008123251A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- permanent magnet
- producing
- same
- magnet type
- rare
- Prior art date
Links
Classifications
-
- 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
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent 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]
- 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
- H02K1/278—Surface mounted magnets; Inset magnets
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009509116A JP5310544B2 (ja) | 2007-03-27 | 2008-03-25 | 永久磁石式回転機およびその製造方法 |
US12/593,107 US8421292B2 (en) | 2007-03-27 | 2008-03-25 | Permanent magnet motor having composite magnets and manufacturing method thereof |
CN200880009638.4A CN101641854B (zh) | 2007-03-27 | 2008-03-25 | 永磁体式旋转机及其制造方法 |
EP08722792.2A EP2131474A4 (en) | 2007-03-27 | 2008-03-25 | Permanent magnet type rotator and process for producing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-081263 | 2007-03-27 | ||
JP2007081263 | 2007-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008123251A1 true WO2008123251A1 (ja) | 2008-10-16 |
Family
ID=39830744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/055582 WO2008123251A1 (ja) | 2007-03-27 | 2008-03-25 | 永久磁石式回転機およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8421292B2 (ja) |
EP (1) | EP2131474A4 (ja) |
JP (1) | JP5310544B2 (ja) |
CN (1) | CN101641854B (ja) |
WO (1) | WO2008123251A1 (ja) |
Cited By (21)
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EP2063514A1 (fr) * | 2007-11-26 | 2009-05-27 | Valeo Equipements Electriques Moteur | Stator pour machine électrique tournante, notamment un démarreur |
JP2010119190A (ja) * | 2008-11-12 | 2010-05-27 | Toyota Motor Corp | 磁石埋め込み型モータ用ロータと磁石埋め込み型モータ |
JP2010135529A (ja) * | 2008-12-04 | 2010-06-17 | Shin-Etsu Chemical Co Ltd | Nd系焼結磁石及びその製造方法 |
JP2011061902A (ja) * | 2009-09-07 | 2011-03-24 | Daikin Industries Ltd | 電動機 |
WO2011099471A1 (ja) | 2010-02-10 | 2011-08-18 | 日立金属株式会社 | 磁力特性算出方法、磁力特性算出装置及びコンピュータプログラム |
JP2012191211A (ja) * | 2011-03-09 | 2012-10-04 | Siemens Ag | 積層磁石 |
JP2012217270A (ja) * | 2011-03-31 | 2012-11-08 | Tdk Corp | 回転機用磁石、回転機及び回転機用磁石の製造方法 |
WO2012157637A1 (ja) * | 2011-05-17 | 2012-11-22 | 日立金属株式会社 | 磁力特性算出方法、磁力特性算出装置及びコンピュータプログラム |
US20130040050A1 (en) * | 2010-04-27 | 2013-02-14 | Intermetallics Co., Ltd. | Applicator for grain boundary diffusion process |
WO2013111468A1 (ja) | 2012-01-26 | 2013-08-01 | Tdk株式会社 | 磁気測定装置 |
JP2014042421A (ja) * | 2012-08-23 | 2014-03-06 | Sanyo Denki Co Ltd | 永久磁石型モータ、および永久磁石型モータの製造方法 |
JPWO2012098737A1 (ja) * | 2011-01-19 | 2014-06-09 | 株式会社安川電機 | ハイブリッド型界磁永久磁石及びそれを用いた回転電機用ロータ及び発電機 |
JP2015133825A (ja) * | 2014-01-14 | 2015-07-23 | 株式会社ジェイテクト | 回転電機用ロータ |
JP2015133495A (ja) * | 2009-08-28 | 2015-07-23 | インターメタリックス株式会社 | NdFeB系焼結磁石の製造方法、製造装置、及び該製造方法によって製造されるNdFeB系焼結磁石 |
JP2016096181A (ja) * | 2014-11-12 | 2016-05-26 | Tdk株式会社 | R−t−b系焼結磁石 |
JP2018107928A (ja) * | 2016-12-27 | 2018-07-05 | トヨタ自動車株式会社 | Ipmモータ用ロータ |
JP2018525817A (ja) * | 2015-07-06 | 2018-09-06 | ダイソン・テクノロジー・リミテッド | マグネット |
JP2018528603A (ja) * | 2015-07-06 | 2018-09-27 | ダイソン・テクノロジー・リミテッド | マグネット |
CN109873507A (zh) * | 2017-12-05 | 2019-06-11 | 西门子歌美飒可再生能源公司 | 用于永磁电机的永磁体 |
JPWO2020174647A1 (ja) * | 2019-02-28 | 2021-09-30 | 三菱電機株式会社 | 電動機、圧縮機、及び空気調和機 |
CN113506665A (zh) * | 2021-06-30 | 2021-10-15 | 华南理工大学 | 一种高效扩散提高钕铁硼磁体矫顽力的方法 |
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WO2008146937A1 (ja) * | 2007-05-28 | 2008-12-04 | Toyota Jidosha Kabushiki Kaisha | 磁石埋め込み型モータ用ロータと磁石埋め込み型モータ |
US9583999B2 (en) | 2010-02-05 | 2017-02-28 | Shin-Etsu Chemical Co., Ltd. | Permanent magnet rotating machine |
US8987965B2 (en) * | 2010-03-23 | 2015-03-24 | Shin-Etsu Chemical Co., Ltd. | Rotor and permanent magnet rotating machine |
US8610452B2 (en) * | 2010-04-23 | 2013-12-17 | Korea University Research And Business Foundation | Apparatus and method for diagnosing permanent magnet demagnetization of permanent magnet synchronous motor, and apparatus for driving permanent magnet synchronous motor |
US8572830B2 (en) * | 2011-03-14 | 2013-11-05 | Apple Inc. | Method and apparatus for producing magnetic attachment system |
US20120299398A1 (en) * | 2011-05-23 | 2012-11-29 | Nikon Corporation | Motor, design method and manufacturing method of motor, stage device, and exposure apparatus |
JP5860654B2 (ja) * | 2011-10-07 | 2016-02-16 | ミネベア株式会社 | インナーロータ型永久磁石モータ |
US10511212B2 (en) * | 2011-10-07 | 2019-12-17 | Minebea Mitsumi Inc. | Inner rotor-type permanent magnet motor with annular magnetic poles |
EP2600497A1 (en) * | 2011-12-02 | 2013-06-05 | Siemens Aktiengesellschaft | Rotor |
JP5963870B2 (ja) * | 2012-09-06 | 2016-08-03 | 三菱電機株式会社 | 永久磁石の製造方法、および永久磁石の製造装置 |
DE112013006518T5 (de) * | 2013-01-28 | 2015-10-15 | Mitsubishi Electric Corporation | Elektrische Rotationsmaschine vom Permanentmagnet-Typ |
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WO2015129042A1 (ja) * | 2014-02-28 | 2015-09-03 | 三菱電機株式会社 | 永久磁石式回転電動機の制御装置 |
US10205358B2 (en) | 2014-04-12 | 2019-02-12 | GM Global Technology Operations LLC | Electric machine for a vehicle powertrain and the electric machine includes a permanent magnet |
CN105634229B (zh) * | 2014-10-27 | 2019-01-08 | 通用电气公司 | 永磁电机 |
JP2016105447A (ja) * | 2014-12-01 | 2016-06-09 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
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US11824403B2 (en) * | 2020-04-03 | 2023-11-21 | North Carolina State University | Machines utilizing heavy rare earth free permanent magnets |
KR20210131168A (ko) * | 2020-04-23 | 2021-11-02 | 현대자동차주식회사 | 희토류 영구자석 제조방법 및 이에 의해 제조되는 희토류 영구자석 |
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JPS57148566A (en) | 1981-03-09 | 1982-09-13 | Hitachi Metals Ltd | Composite permanent magnet for magnetic field |
JPH05135976A (ja) * | 1991-11-14 | 1993-06-01 | Seiko Epson Corp | 永久磁石の製造方法 |
US5383978A (en) | 1992-02-15 | 1995-01-24 | Santoku Metal Industry Co., Ltd. | Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet |
JPH08340651A (ja) | 1995-06-12 | 1996-12-24 | Toshiba Corp | 永久磁石及び永久磁石形回転電機 |
WO2006064848A1 (ja) * | 2004-12-16 | 2006-06-22 | Japan Science And Technology Agency | 粒界改質したNd-Fe-B系磁石及びその製造方法 |
JP2006303436A (ja) | 2005-03-23 | 2006-11-02 | Shin Etsu Chem Co Ltd | 希土類永久磁石 |
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2008
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- 2008-03-25 WO PCT/JP2008/055582 patent/WO2008123251A1/ja active Application Filing
- 2008-03-25 JP JP2009509116A patent/JP5310544B2/ja active Active
- 2008-03-25 EP EP08722792.2A patent/EP2131474A4/en not_active Withdrawn
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Title |
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Cited By (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2063514A1 (fr) * | 2007-11-26 | 2009-05-27 | Valeo Equipements Electriques Moteur | Stator pour machine électrique tournante, notamment un démarreur |
JP2010119190A (ja) * | 2008-11-12 | 2010-05-27 | Toyota Motor Corp | 磁石埋め込み型モータ用ロータと磁石埋め込み型モータ |
JP2010135529A (ja) * | 2008-12-04 | 2010-06-17 | Shin-Etsu Chemical Co Ltd | Nd系焼結磁石及びその製造方法 |
JP2015133495A (ja) * | 2009-08-28 | 2015-07-23 | インターメタリックス株式会社 | NdFeB系焼結磁石の製造方法、製造装置、及び該製造方法によって製造されるNdFeB系焼結磁石 |
JP2011061902A (ja) * | 2009-09-07 | 2011-03-24 | Daikin Industries Ltd | 電動機 |
WO2011099471A1 (ja) | 2010-02-10 | 2011-08-18 | 日立金属株式会社 | 磁力特性算出方法、磁力特性算出装置及びコンピュータプログラム |
US9372244B2 (en) | 2010-02-10 | 2016-06-21 | Hitachi Metals, Ltd. | Magnetic force characteristic computing method, magnetic force characteristic computing device and computer program |
US9884368B2 (en) * | 2010-04-27 | 2018-02-06 | Intermetallics Co., Ltd. | Applicator for grain boundary diffusion process |
US20130040050A1 (en) * | 2010-04-27 | 2013-02-14 | Intermetallics Co., Ltd. | Applicator for grain boundary diffusion process |
JPWO2012098737A1 (ja) * | 2011-01-19 | 2014-06-09 | 株式会社安川電機 | ハイブリッド型界磁永久磁石及びそれを用いた回転電機用ロータ及び発電機 |
JP2012191211A (ja) * | 2011-03-09 | 2012-10-04 | Siemens Ag | 積層磁石 |
JP2012217270A (ja) * | 2011-03-31 | 2012-11-08 | Tdk Corp | 回転機用磁石、回転機及び回転機用磁石の製造方法 |
WO2012157637A1 (ja) * | 2011-05-17 | 2012-11-22 | 日立金属株式会社 | 磁力特性算出方法、磁力特性算出装置及びコンピュータプログラム |
CN103620434A (zh) * | 2011-05-17 | 2014-03-05 | 日立金属株式会社 | 磁力特性计算方法、磁力特性计算装置以及计算机程序 |
DE112012002129B4 (de) * | 2011-05-17 | 2020-02-27 | Hitachi Metals, Ltd. | Verfahren zum Berechnen von Magnetkraftkennlinien, Vorrichtung zum Berechnen von Magnetkraftkennlinien und Computerprogramm |
JP6003887B2 (ja) * | 2011-05-17 | 2016-10-05 | 日立金属株式会社 | 磁力特性算出方法、磁力特性算出装置及びコンピュータプログラム |
US9547051B2 (en) | 2011-05-17 | 2017-01-17 | Hitachi Metals, Ltd. | Calculating method of magnetic force characteristic, and magnetic force characteristic computing device |
US9354285B2 (en) | 2012-01-26 | 2016-05-31 | Tdk Corporation | Magnetic measurement device |
WO2013111468A1 (ja) | 2012-01-26 | 2013-08-01 | Tdk株式会社 | 磁気測定装置 |
JP2014042421A (ja) * | 2012-08-23 | 2014-03-06 | Sanyo Denki Co Ltd | 永久磁石型モータ、および永久磁石型モータの製造方法 |
US9660490B2 (en) | 2012-08-23 | 2017-05-23 | Sanyo Denki Co., Ltd. | Permanent magnet type motor and method for manufacturing permanent magnet type motor |
JP2015133825A (ja) * | 2014-01-14 | 2015-07-23 | 株式会社ジェイテクト | 回転電機用ロータ |
JP2016096181A (ja) * | 2014-11-12 | 2016-05-26 | Tdk株式会社 | R−t−b系焼結磁石 |
JP2018525817A (ja) * | 2015-07-06 | 2018-09-06 | ダイソン・テクノロジー・リミテッド | マグネット |
JP2018528603A (ja) * | 2015-07-06 | 2018-09-27 | ダイソン・テクノロジー・リミテッド | マグネット |
JP2019208050A (ja) * | 2015-07-06 | 2019-12-05 | ダイソン・テクノロジー・リミテッド | マグネット |
JP2018107928A (ja) * | 2016-12-27 | 2018-07-05 | トヨタ自動車株式会社 | Ipmモータ用ロータ |
CN109873507A (zh) * | 2017-12-05 | 2019-06-11 | 西门子歌美飒可再生能源公司 | 用于永磁电机的永磁体 |
JPWO2020174647A1 (ja) * | 2019-02-28 | 2021-09-30 | 三菱電機株式会社 | 電動機、圧縮機、及び空気調和機 |
JP7154373B2 (ja) | 2019-02-28 | 2022-10-17 | 三菱電機株式会社 | 電動機、圧縮機、及び空気調和機 |
CN113506665A (zh) * | 2021-06-30 | 2021-10-15 | 华南理工大学 | 一种高效扩散提高钕铁硼磁体矫顽力的方法 |
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US8421292B2 (en) | 2013-04-16 |
EP2131474A4 (en) | 2017-03-29 |
JP5310544B2 (ja) | 2013-10-09 |
US20100109468A1 (en) | 2010-05-06 |
JPWO2008123251A1 (ja) | 2010-07-15 |
CN101641854A (zh) | 2010-02-03 |
EP2131474A1 (en) | 2009-12-09 |
CN101641854B (zh) | 2012-10-10 |
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