DE69500852D1 - Dreiphasiger bürstenloser Motor - Google Patents
Dreiphasiger bürstenloser MotorInfo
- Publication number
- DE69500852D1 DE69500852D1 DE69500852T DE69500852T DE69500852D1 DE 69500852 D1 DE69500852 D1 DE 69500852D1 DE 69500852 T DE69500852 T DE 69500852T DE 69500852 T DE69500852 T DE 69500852T DE 69500852 D1 DE69500852 D1 DE 69500852D1
- Authority
- DE
- Germany
- Prior art keywords
- brushless motor
- phase brushless
- phase
- motor
- brushless
- 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.)
- Expired - Lifetime
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
- H02K1/278—Surface mounted magnets; Inset 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
- H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
- H02K1/2733—Annular magnets
-
- 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
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/10—Arrangements for controlling torque ripple, e.g. providing reduced torque ripple
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP433994A JPH07213040A (ja) | 1994-01-20 | 1994-01-20 | 3相ブラシレスモータ |
JP10395894A JPH07322588A (ja) | 1994-05-18 | 1994-05-18 | 3相ブラシレスモータ |
JP6228128A JPH0898488A (ja) | 1994-09-22 | 1994-09-22 | 3相ブラシレスモータ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69500852D1 true DE69500852D1 (de) | 1997-11-20 |
DE69500852T2 DE69500852T2 (de) | 1998-02-12 |
Family
ID=27276226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69500852T Expired - Lifetime DE69500852T2 (de) | 1994-01-20 | 1995-01-20 | Dreiphasiger bürstenloser Motor |
Country Status (3)
Country | Link |
---|---|
US (1) | US5682072A (de) |
EP (1) | EP0664600B1 (de) |
DE (1) | DE69500852T2 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2754953B1 (fr) * | 1996-10-21 | 1999-02-26 | Moving Magnet Tech | Moteur polyphase, notamment pour l'entrainement d'une aiguille d'un afficheur |
US6242837B1 (en) * | 1997-09-29 | 2001-06-05 | Hitachi, Ltd. | Permanent magnet rotary machine and electric vehicle using the same |
US6163095A (en) * | 1997-12-09 | 2000-12-19 | Imi Cornelius Inc. | Drive system for a frozen food product dispenser |
KR200210795Y1 (ko) * | 1998-03-20 | 2001-02-01 | 윤종용 | 영구자석 매립형 모터 |
EP0953781B1 (de) * | 1998-04-28 | 2005-04-06 | Matsushita Electric Industrial Co., Ltd. | Magnetlager |
US6272729B1 (en) * | 1998-10-30 | 2001-08-14 | Eastman Kodak Company | High field micromagnetic rotor and method of making same |
EP1691475B1 (de) * | 2000-09-06 | 2012-06-13 | GM Global Technology Operations LLC | Elektrische Servolenkung ohne Drehmomentschwankungen |
JP2004508792A (ja) * | 2000-09-06 | 2004-03-18 | デルファイ・テクノロジーズ・インコーポレーテッド | トルク・リプル・フリー電気パワー・ステアリング |
US20020135253A1 (en) * | 2001-03-22 | 2002-09-26 | Tomy Sebastian | Rotor assembly for variable torque constant brushless motors |
JP2002354871A (ja) * | 2001-05-25 | 2002-12-06 | Mitsubishi Electric Corp | 電動パワーステアリング装置 |
US6784582B1 (en) * | 2001-11-19 | 2004-08-31 | Valeo Electrical Systems, Inc. | Magnet shaping and pole concentration for reduction of cogging torque in permanent magnet motors |
US6727630B1 (en) * | 2002-07-31 | 2004-04-27 | Wavecrest Laboratories, Llc. | Rotary permanent magnet electric motor with varying air gap between interfacing stator and rotor elements |
US6982498B2 (en) | 2003-03-28 | 2006-01-03 | Tharp John E | Hydro-electric farms |
DE102005027416A1 (de) * | 2004-06-15 | 2006-01-26 | Asmo Co., Ltd., Kosai-shi | Elektrischer Motor |
EP1746707A1 (de) | 2005-07-20 | 2007-01-24 | Siemens Aktiengesellschaft | Permanentmagneterregte bürstenlose Synchronmaschine mit eingebetteten Magneten und mit trapezförmig verlaufender elektromagnetischer Kraft |
US7301310B2 (en) * | 2005-08-24 | 2007-11-27 | Honeywell International, Inc. | Excitation controlled synchronous permanent magnet machine |
US7777388B2 (en) | 2006-08-01 | 2010-08-17 | Hunter Fan Company | Distributed coil stator for external rotor three phase electric motors |
JP2008043031A (ja) * | 2006-08-04 | 2008-02-21 | Mabuchi Motor Co Ltd | リング形状界磁マグネットに薄肉部を形成した小型モータ |
TWI343689B (en) * | 2006-12-28 | 2011-06-11 | Delta Electronics Inc | Permanent magnet rotary structure of electric machinery |
DE102007051105A1 (de) * | 2007-10-24 | 2009-04-30 | Sew-Eurodrive Gmbh & Co. Kg | Elektromotor und Verwendung eines auf dem Rotor eines Elektromotors vorgesehenen Permanentmagnetbereichs |
DE102009013374B4 (de) * | 2009-03-07 | 2019-08-14 | Ziehl-Abegg Se | Rotor für Elektromotoren, Permanentmagnet für einen solchen Rotor sowie elektrische Maschine mit einem Rotor |
DE102009024014A1 (de) * | 2009-06-05 | 2010-12-09 | Minebea Co., Ltd., Miyota-machi | Rotor für einen Permanentmagnet-Motor |
JP5477161B2 (ja) * | 2010-05-20 | 2014-04-23 | 株式会社デンソー | ダブルステータ型モータ |
US20120126654A1 (en) * | 2010-11-23 | 2012-05-24 | Nexteer (Beijing) Technology Co., Ltd. | Permanent magnet brushless motor |
JP5842365B2 (ja) * | 2011-04-02 | 2016-01-13 | 日本電産株式会社 | ロータユニット、回転電機、およびロータユニットの製造方法 |
WO2013114433A1 (ja) * | 2012-01-31 | 2013-08-08 | 三菱電機株式会社 | ポンプ及び冷凍サイクル装置並びにポンプの製造方法 |
US10451072B2 (en) * | 2012-01-31 | 2019-10-22 | Mitsubishi Electric Corporation | Pump, refrigeration cycle apparatus, and method for manufacturing pump |
US9903372B2 (en) * | 2012-10-05 | 2018-02-27 | Mitsubishi Electric Corporation | Pump, method for manufacturing pump, and refrigeration cycle device |
DE102012112228A1 (de) * | 2012-12-13 | 2014-06-18 | Hanning Elektro-Werke Gmbh & Co. Kg | Rotor sowie Elektromotor |
DE102013000551B4 (de) | 2013-01-14 | 2015-02-12 | Christian Zschoch | Schwimmender Elektrolysemotor |
DE102013208570A1 (de) * | 2013-05-08 | 2014-11-13 | Continental Automotive Gmbh | Elektrische Maschine, insbesondere für eine Lenkhilfe eines Kraftfahrzeugs |
CN104953737B (zh) * | 2014-03-26 | 2019-03-22 | 德昌电机(深圳)有限公司 | 一种永磁无刷电机 |
JP2017070040A (ja) * | 2015-09-29 | 2017-04-06 | アイシン精機株式会社 | 三相回転電機 |
DE102018200077A1 (de) * | 2017-04-07 | 2018-10-11 | Robert Bosch Gmbh | Rotor für einen bürstenlosen Gleichstrommotor, insbesondere für einen Innenläufer-Elektromotor, und Elektromotor mit einem solchen Rotor |
CN111525764A (zh) * | 2019-02-01 | 2020-08-11 | 宁波火山电气有限公司 | 轻惯量永磁电机及其制造方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2338525A (en) * | 1941-11-07 | 1944-01-04 | Creed & Co Ltd | Synchronous motor |
DE2608421C3 (de) * | 1976-03-01 | 1979-01-18 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Dauermagneterregter Innenläufer für eine Synchronmaschine |
JPS5923179B2 (ja) * | 1977-06-24 | 1984-05-31 | 株式会社日立製作所 | 永久磁石電動機の回転子 |
JPS5444707A (en) * | 1977-09-14 | 1979-04-09 | Sony Corp | Dc brushless motor |
US4302693A (en) * | 1978-12-26 | 1981-11-24 | The Garrett Corporation | Wedge shaped permanent magnet rotor assembly with magnet cushions |
FR2548843B1 (fr) * | 1983-07-07 | 1986-11-07 | Labinal | Perfectionnement aux machines tournantes a aimants au rotor |
US4583015A (en) * | 1983-08-20 | 1986-04-15 | Pioneer Electronic Corporation | Single-phase brushless motor with multisector stator armature poles having different cross-sections |
US4486678A (en) * | 1983-09-06 | 1984-12-04 | Sundstrand Corporation | Rotor for a permanent magnet generator |
KR920000717B1 (ko) * | 1984-07-25 | 1992-01-20 | 가부시기가이샤 히다찌세이사꾸쇼 | 영구자석전기 |
US4902924A (en) * | 1986-12-19 | 1990-02-20 | Canon Kabushiki Kaisha | Brushless motor |
US4893040A (en) * | 1987-05-08 | 1990-01-09 | Aisin Seiki Kabushiki Kaisha | Dynamo-electric machines |
US4918346A (en) * | 1987-06-26 | 1990-04-17 | Hitachi, Ltd. | Low ripple-torque permanent magnet brushless motor |
EP0307706B1 (de) * | 1987-09-11 | 1992-06-03 | Siemens Aktiengesellschaft | Magnetanordnung |
SE459833B (sv) * | 1987-12-09 | 1989-08-07 | Astra Tech Ab | Roterande elektrisk maskin |
US4950960A (en) * | 1989-03-27 | 1990-08-21 | General Electric Company | Electronically commutated motor having an increased flat top width in its back EMF waveform, a rotatable assembly therefor, and methods of their operation |
US5093595A (en) * | 1989-12-15 | 1992-03-03 | Magnetic Peripherals Inc. | Spindle motor having reduced torque ripple |
IT1245432B (it) * | 1991-03-04 | 1994-09-20 | Magneti Marelli Spa | Perfezionamenti nei motori brushless trifasi con controllo ad una semionda |
US5250867A (en) * | 1991-11-20 | 1993-10-05 | General Electric Company | Permanent magnet brushless DC motor having reduced cogging |
-
1995
- 1995-01-19 US US08/374,871 patent/US5682072A/en not_active Expired - Fee Related
- 1995-01-20 DE DE69500852T patent/DE69500852T2/de not_active Expired - Lifetime
- 1995-01-20 EP EP95100774A patent/EP0664600B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0664600B1 (de) | 1997-10-15 |
EP0664600A1 (de) | 1995-07-26 |
DE69500852T2 (de) | 1998-02-12 |
US5682072A (en) | 1997-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |