DE68921721T3 - Elektronisch kommutierter Motor und dafür feststehender Anker mit Schlitzen aufweisenden Zähnen und mit einer Schräge zwischen den Nuten und dem permanenten Magnetfeld zum Abschwächen des pulsierenden Drehmoments. - Google Patents
Elektronisch kommutierter Motor und dafür feststehender Anker mit Schlitzen aufweisenden Zähnen und mit einer Schräge zwischen den Nuten und dem permanenten Magnetfeld zum Abschwächen des pulsierenden Drehmoments.Info
- Publication number
- DE68921721T3 DE68921721T3 DE68921721T DE68921721T DE68921721T3 DE 68921721 T3 DE68921721 T3 DE 68921721T3 DE 68921721 T DE68921721 T DE 68921721T DE 68921721 T DE68921721 T DE 68921721T DE 68921721 T3 DE68921721 T3 DE 68921721T3
- Authority
- DE
- Germany
- Prior art keywords
- weaken
- slope
- grooves
- magnetic field
- permanent magnetic
- 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 - Fee Related
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
- H02K1/12—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
- 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
- H02K1/2786—Outer rotors
- H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2791—Surface mounted magnets; Inset 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
- H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
- H02K29/12—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using detecting coils using the machine windings as detecting coil
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/288,474 US4933584A (en) | 1988-12-22 | 1988-12-22 | Electronically commutated motor having skewed magnetics |
Publications (3)
Publication Number | Publication Date |
---|---|
DE68921721D1 DE68921721D1 (de) | 1995-04-20 |
DE68921721T2 DE68921721T2 (de) | 1995-11-16 |
DE68921721T3 true DE68921721T3 (de) | 2000-07-20 |
Family
ID=23107260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68921721T Expired - Fee Related DE68921721T3 (de) | 1988-12-22 | 1989-12-11 | Elektronisch kommutierter Motor und dafür feststehender Anker mit Schlitzen aufweisenden Zähnen und mit einer Schräge zwischen den Nuten und dem permanenten Magnetfeld zum Abschwächen des pulsierenden Drehmoments. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4933584A (de) |
EP (1) | EP0375228B2 (de) |
JP (1) | JPH02219453A (de) |
CA (1) | CA2005533C (de) |
DE (1) | DE68921721T3 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004001512A1 (de) * | 2004-01-09 | 2005-08-04 | Siemens Ag | Elektronisch kommutierter Elektromotor |
DE102006060891A1 (de) * | 2006-12-22 | 2008-06-26 | Temic Automotive Electric Motors Gmbh | Elektromotor |
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2072437T3 (es) * | 1989-06-01 | 1995-07-16 | Kazuo Nakano | Maquina sincronica. |
JPH03106869U (de) * | 1990-02-16 | 1991-11-05 | ||
US5086245A (en) * | 1990-03-06 | 1992-02-04 | S1 Montevideo Technology, Inc. | Brushless DC motor slotted tooth lamination |
US5229677A (en) * | 1991-09-18 | 1993-07-20 | Newport News Shipbuilding And Dry Dock Company | Electric propulsion motor for marine vehicles |
US5250867A (en) * | 1991-11-20 | 1993-10-05 | General Electric Company | Permanent magnet brushless DC motor having reduced cogging |
US5256923A (en) * | 1992-05-11 | 1993-10-26 | A. O. Smith Corporation | Switched reluctance motor with sensorless position detection |
US5773908A (en) * | 1993-02-22 | 1998-06-30 | General Electric Company | Single phase motor with positive torque parking positions |
USRE37576E1 (en) * | 1993-02-22 | 2002-03-12 | General Electric Company | Single phase motor with positive torque parking positions |
US5818187A (en) * | 1995-05-25 | 1998-10-06 | Itt Automotive Electrical Systems, Inc. | Motor and control for windshield wiper system |
US5821722A (en) * | 1995-06-06 | 1998-10-13 | General Electric Company | Multiphase electrical motor, control and method using overlapping conduction periods in the windings |
WO1996041410A1 (en) * | 1995-06-07 | 1996-12-19 | Itt Automotive Electrical Systems, Inc. | Reduced speed growth in windshield wiper motor |
US5838877A (en) * | 1995-08-02 | 1998-11-17 | Itt Automotive Electrical Systems, Inc. | Noise suppression in PWM-driven DC motor |
US5857060A (en) * | 1995-08-02 | 1999-01-05 | Itt Automotive Electrical Systems, Inc. | Noise suppression in PWM-driven DC motor |
US5770907A (en) * | 1995-08-14 | 1998-06-23 | Itt Automotive Electrical Systems, Inc. | Windshield wiper motor for use in a vehicle and method for manufacturing |
US5999168A (en) | 1995-09-27 | 1999-12-07 | Immersion Corporation | Haptic accelerator for force feedback computer peripherals |
US5616182A (en) * | 1995-12-04 | 1997-04-01 | Itt Automotive Electrical Systems, Inc. | Method and apparatus for wiping a windshield |
US6040667A (en) * | 1995-12-12 | 2000-03-21 | Valeo Elecrical Systems, Inc. | System and method for driving wipers in a windshield wiper system |
US6050718A (en) * | 1996-03-28 | 2000-04-18 | Immersion Corporation | Method and apparatus for providing high bandwidth force feedback with improved actuator feel |
JPH1042531A (ja) * | 1996-05-24 | 1998-02-13 | Matsushita Electric Ind Co Ltd | 電動機 |
US6047799A (en) * | 1996-11-12 | 2000-04-11 | Luk Getriebe-Systeme Gmbh | Emergency facilities for influencing defective constituents of power trains in motor vehicles |
JP3514929B2 (ja) * | 1996-12-04 | 2004-04-05 | 株式会社三協精機製作所 | モータ |
US5838127A (en) * | 1996-12-05 | 1998-11-17 | General Electric Company | Single phase motor for laundering apparatus |
WO1998033136A1 (en) * | 1997-01-27 | 1998-07-30 | Immersion Human Interface Corporation | Method and apparatus for providing high bandwidth, realistic force feedback including an improved actuator |
JP2967340B2 (ja) * | 1997-04-18 | 1999-10-25 | 一夫 中野 | 永久磁石式同期機 |
US5859519A (en) * | 1997-05-29 | 1999-01-12 | General Electric Company | Single phase motor drive |
US5994869A (en) * | 1997-12-05 | 1999-11-30 | General Electric Company | Power conversion circuit for a motor |
EP0996216B1 (de) * | 1998-09-30 | 2004-02-18 | Shin-Etsu Chemical Co., Ltd. | Dauermagnetmotor und dessen Rotor |
DE19857180A1 (de) * | 1998-12-11 | 2000-06-15 | Bosch Gmbh Robert | Motor mit einem elektrisch kommutierten Stator und einem Rotor mit Dauermagneten |
FR2787645B1 (fr) * | 1998-12-18 | 2001-03-09 | Valeo Equip Electr Moteur | Machine electrique tournante a aimants permanents et a reluctance possedant des capacites de defluxage ameliorees |
US6445105B1 (en) | 1999-04-06 | 2002-09-03 | General Electric Company | Axial flux machine and method of fabrication |
US6762745B1 (en) | 1999-05-10 | 2004-07-13 | Immersion Corporation | Actuator control providing linear and continuous force output |
US8169402B2 (en) * | 1999-07-01 | 2012-05-01 | Immersion Corporation | Vibrotactile haptic feedback devices |
US6693622B1 (en) | 1999-07-01 | 2004-02-17 | Immersion Corporation | Vibrotactile haptic feedback devices |
US7561142B2 (en) | 1999-07-01 | 2009-07-14 | Immersion Corporation | Vibrotactile haptic feedback devices |
GB0007532D0 (en) * | 2000-03-28 | 2000-05-17 | Fast Technology Gmbh | Magnetic-based force/torque sensing |
WO2001082455A1 (fr) * | 2000-04-20 | 2001-11-01 | Yoshikazu Ogawa | Moteur sans balai multipolaire |
US6853105B2 (en) * | 2000-05-25 | 2005-02-08 | Mitsubishi Denki Kabushiki Kaisha | Permanent magnet motor |
JP3691345B2 (ja) * | 2000-05-25 | 2005-09-07 | 三菱電機株式会社 | 永久磁石型電動機 |
US7084854B1 (en) | 2000-09-28 | 2006-08-01 | Immersion Corporation | Actuator for providing tactile sensations and device for directional tactile sensations |
US7182691B1 (en) | 2000-09-28 | 2007-02-27 | Immersion Corporation | Directional inertial tactile feedback using rotating masses |
US6720686B1 (en) | 2000-10-03 | 2004-04-13 | Emerson Electric Co. | Reduced noise dynamoelectric machine |
US7245054B1 (en) | 2000-11-01 | 2007-07-17 | Emerson Electric Co. | Permanent magnet electric machine having reduced cogging torque |
US6707209B2 (en) * | 2000-12-04 | 2004-03-16 | Emerson Electric Co. | Reduced cogging torque permanent magnet electric machine with rotor having offset sections |
US6597078B2 (en) | 2000-12-04 | 2003-07-22 | Emerson Electric Co. | Electric power steering system including a permanent magnet motor |
EP1246349A3 (de) * | 2001-03-30 | 2005-09-07 | Japan Servo Co. Ltd. | Dauermagnetmotor |
JP2003018773A (ja) * | 2001-06-28 | 2003-01-17 | Sankyo Seiki Mfg Co Ltd | コア付きモータ |
JP2003047214A (ja) * | 2001-08-03 | 2003-02-14 | Moric Co Ltd | スキューを有する電機子の巻線方法及び装置 |
US7623114B2 (en) | 2001-10-09 | 2009-11-24 | Immersion Corporation | Haptic feedback sensations based on audio output from computer devices |
US20030230947A1 (en) * | 2002-06-14 | 2003-12-18 | Islam Mohammad S. | Fault tolerant motor actuator for steer by wire system |
US7067948B2 (en) * | 2002-10-18 | 2006-06-27 | Mitsubishi Denki Kabushiki Kaisha | Permanent-magnet rotating machine |
EP1450462B1 (de) * | 2003-02-18 | 2008-07-09 | Minebea Co., Ltd. | Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment |
US6965235B1 (en) | 2003-07-24 | 2005-11-15 | General Electric Company | Apparatus to simulate MR properties of human brain for MR applications evaluation |
US6940198B2 (en) * | 2003-07-24 | 2005-09-06 | A. O. Smith Corporation | Brushless permanent magnet machine with reduced cogging and torque ripple and method of producing the same |
US6867525B2 (en) * | 2003-07-24 | 2005-03-15 | A.O. Smith Corporation | Brushless permanent magnet machine with axial modules of rotor magnetization skew and method of producing the same |
US7247964B2 (en) * | 2003-07-24 | 2007-07-24 | A.O. Smith Corporation | Electrical machine with magnetized rotor |
US20050067913A1 (en) * | 2003-09-30 | 2005-03-31 | Valeo Electrical Systems, Inc. | Reduction of cogging torque in electric motors |
NL1024564C2 (nl) * | 2003-10-17 | 2005-04-20 | Konink Fabriek Inventum B V | Oven, in het bijzonder voor toepassing in een vliegtuig, met een door een gelijkstroommotor aangedreven ventilator. |
JP2005151753A (ja) * | 2003-11-18 | 2005-06-09 | Canon Inc | リニアモータ |
TWI244817B (en) * | 2004-02-05 | 2005-12-01 | Chin-Kun Tsai | DC motor |
EP1805585B1 (de) * | 2004-10-08 | 2017-08-16 | Immersion Corporation | Haptische rückkopplung für eine schaltfläche und rollaktions-simulation bei berührungseingabegeräten |
DE102005014664A1 (de) | 2005-03-31 | 2006-10-05 | Hans-Peter Wyremba | Elektrische Maschine |
US7825903B2 (en) * | 2005-05-12 | 2010-11-02 | Immersion Corporation | Method and apparatus for providing haptic effects to a touch panel |
FR2887697B1 (fr) * | 2005-06-28 | 2010-11-19 | Valeo Equip Electr Moteur | Machine electrique tournante possedant des moyens de reduction de pertes |
JP4376863B2 (ja) * | 2005-12-22 | 2009-12-02 | シナノケンシ株式会社 | 永久磁石型回転機 |
GB0607545D0 (en) * | 2006-04-18 | 2006-05-24 | Converteam Ltd | Electrical machine with reduced cogging |
US8288909B2 (en) * | 2006-04-18 | 2012-10-16 | Converteam Uk Ltd | Electrical machines with reduced cogging |
US8427020B2 (en) * | 2006-04-20 | 2013-04-23 | Carefusion 212, Llc | Blower assembly with integral injection molded suspension mount |
DE102006047604A1 (de) * | 2006-10-09 | 2008-04-10 | Robert Bosch Gmbh | Elektrische Maschine |
US7741803B2 (en) * | 2006-10-25 | 2010-06-22 | Lg Electronics Inc. | Apparatus and method for driving 2-phase SRM |
EP1981155A2 (de) * | 2007-04-09 | 2008-10-15 | Seiko Epson Corporation | Bürstenloser Motor |
US8708674B2 (en) | 2007-06-14 | 2014-04-29 | Carefusion 212, Llc | Modular CPAP compressor |
US8542105B2 (en) | 2009-11-24 | 2013-09-24 | Immersion Corporation | Handheld computer interface with haptic feedback |
ES2444770T3 (es) | 2010-04-13 | 2014-02-26 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Motor eléctrico |
US9080279B2 (en) * | 2011-10-24 | 2015-07-14 | Lg Electronics Inc. | Washing machine to produce three-dimensional motion |
ES2705549T3 (es) | 2013-06-20 | 2019-03-25 | Otis Elevator Co | Máquina eléctrica que tiene un rotor con imanes permanentes inclinados |
US10141804B2 (en) * | 2017-01-11 | 2018-11-27 | Infinitum Electric Inc. | System, method and apparatus for modular axial field rotary energy device |
CN110535312B (zh) * | 2019-07-24 | 2022-02-18 | 安徽省奥斯特机电设备有限公司 | 一种高强度矿用大扭矩直驱外转子自同步电滚筒 |
DE102019214076B3 (de) * | 2019-09-16 | 2020-11-12 | Magna powertrain gmbh & co kg | Elektrische Maschine für ein Kraftfahrzeug |
DE102020211144A1 (de) * | 2020-09-03 | 2022-03-03 | Valeo Siemens Eautomotive Germany Gmbh | Statorblechpaket, elektrische Maschine und Fahrzeug |
FR3128074A1 (fr) * | 2021-10-12 | 2023-04-14 | Nidec Psa Emotors | Stator de machine électrique tournante |
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-
1988
- 1988-12-22 US US07/288,474 patent/US4933584A/en not_active Expired - Fee Related
-
1989
- 1989-12-11 DE DE68921721T patent/DE68921721T3/de not_active Expired - Fee Related
- 1989-12-11 EP EP89312870A patent/EP0375228B2/de not_active Expired - Lifetime
- 1989-12-14 CA CA002005533A patent/CA2005533C/en not_active Expired - Lifetime
- 1989-12-22 JP JP1334707A patent/JPH02219453A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004001512A1 (de) * | 2004-01-09 | 2005-08-04 | Siemens Ag | Elektronisch kommutierter Elektromotor |
DE102006060891A1 (de) * | 2006-12-22 | 2008-06-26 | Temic Automotive Electric Motors Gmbh | Elektromotor |
Also Published As
Publication number | Publication date |
---|---|
DE68921721D1 (de) | 1995-04-20 |
US4933584A (en) | 1990-06-12 |
EP0375228B1 (de) | 1995-03-15 |
EP0375228A1 (de) | 1990-06-27 |
CA2005533A1 (en) | 1990-06-22 |
JPH02219453A (ja) | 1990-09-03 |
EP0375228B2 (de) | 1999-12-15 |
DE68921721T2 (de) | 1995-11-16 |
CA2005533C (en) | 2000-02-08 |
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