TW218428B - Brushless motor - Google Patents

Brushless motor

Info

Publication number
TW218428B
TW218428B TW082105838A TW82105838A TW218428B TW 218428 B TW218428 B TW 218428B TW 082105838 A TW082105838 A TW 082105838A TW 82105838 A TW82105838 A TW 82105838A TW 218428 B TW218428 B TW 218428B
Authority
TW
Taiwan
Prior art keywords
rotor
detect
induction device
flux leakage
brushless motor
Prior art date
Application number
TW082105838A
Other languages
English (en)
Inventor
Takashi Nagate
Akikatsu Ishiguro
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of TW218428B publication Critical patent/TW218428B/zh

Links

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
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
    • H02K11/014—Shields associated with stationary parts, e.g. stator cores
    • H02K11/0141—Shields associated with casings, enclosures or brackets
    • 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
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Brushless Motors (AREA)
TW082105838A 1992-07-09 1993-07-22 Brushless motor TW218428B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18255292 1992-07-09
JP21434292 1992-08-11

Publications (1)

Publication Number Publication Date
TW218428B true TW218428B (en) 1994-01-01

Family

ID=26501307

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082105838A TW218428B (en) 1992-07-09 1993-07-22 Brushless motor

Country Status (10)

Country Link
US (1) US5864192A (zh)
EP (1) EP0650246B1 (zh)
JP (1) JP2699655B2 (zh)
KR (1) KR100302103B1 (zh)
CN (2) CN1034040C (zh)
CA (1) CA2139584A1 (zh)
DE (1) DE69331195T2 (zh)
SG (1) SG52509A1 (zh)
TW (1) TW218428B (zh)
WO (1) WO1994001920A1 (zh)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0823771B1 (en) 1996-02-23 2006-04-26 Matsushita Electric Industrial Co., Ltd. Motor
JP3308828B2 (ja) 1996-10-18 2002-07-29 株式会社日立製作所 永久磁石回転電機及びそれを用いた電動車両
US6025665A (en) * 1997-02-21 2000-02-15 Emerson Electric Co. Rotating machine for use in a pressurized fluid system
DE19916528A1 (de) * 1999-04-13 2000-10-19 Mannesmann Vdo Ag Für den Einsatz in einer Lösungsmittel aufweisenden Umgebung vorgesehener, elektronisch gesteuerter Elektromotor
KR100299495B1 (ko) * 1999-06-24 2001-11-01 정문술 리니어 모터의 스위칭 회로 오동작 방지 장치
JP2001136690A (ja) * 1999-11-10 2001-05-18 Isuzu Motors Ltd 回転機のロータ
JP3740984B2 (ja) * 2000-02-10 2006-02-01 日産自動車株式会社 電動機の磁極位置検出装置
US6891299B2 (en) 2000-05-03 2005-05-10 Moteurs Leroy-Somer Rotary electric machine having a flux-concentrating rotor and a stator with windings on teeth
JP2002112516A (ja) * 2000-09-28 2002-04-12 Mitsubishi Electric Corp ブラシレスモータ
JP2002199692A (ja) * 2000-12-27 2002-07-12 Minebea Co Ltd ステッピングモータ及び、ステッピングモータ装置とその駆動方法
JP3738966B2 (ja) * 2000-12-28 2006-01-25 株式会社デンソー 磁気式回転角度検出装置を内蔵する回転電機
FR2821024B1 (fr) * 2001-02-20 2003-06-13 Leroy Somer Moteurs Element d'entrainement tel qu'une roue motrice ou un treuil de levage, comportant un moteur synchrone
FR2823614B1 (fr) * 2001-04-17 2008-07-11 Leroy Somer Moteurs Machine tournante electrique comportant un stator forme de secteurs assembles
FR2823612B1 (fr) 2001-04-17 2003-06-13 Leroy Somer Moteurs Stator de machine tournante electrique comportant des bobines individuelles demontables
FR2823616B1 (fr) * 2001-04-17 2008-07-04 Leroy Somer Moteurs Machine electrique comportant au moins un detecteur de champ magnetique
TW542778B (en) * 2001-09-14 2003-07-21 Sumitomo Heavy Industries Injection apparatus
US20030067230A1 (en) * 2001-10-09 2003-04-10 Stancu Constantin C. Maximum torque-per-ampere control of a saturated surface-mounted permanent magnet machine
DE50109449D1 (de) * 2001-11-15 2006-05-18 Siemens Ag Verfahren zum Überwachen einer elektrischen Isolation eines Läufers einer elektrischen Maschine
DE10161945A1 (de) * 2001-12-17 2003-07-17 W & H Dentalwerk Buermoos Ges Bürstenloser Elektro-Motor sowie Instrument für eine medizinische Vorrichtung mit einem solchen Motor
DE10318972A1 (de) * 2002-04-29 2003-11-06 Luk Lamellen & Kupplungsbau BLDC-Motorbaugruppe
JP3811426B2 (ja) * 2002-05-15 2006-08-23 株式会社日立製作所 永久磁石式回転電機
KR100486589B1 (ko) * 2002-10-26 2005-05-03 엘지전자 주식회사 브러쉬리스 직류 모터의 회전자 구조
JP4064806B2 (ja) * 2002-12-19 2008-03-19 ヤマハモーターエレクトロニクス株式会社 動力補助用同期電動機の構造
AU2004284018C1 (en) * 2003-10-28 2010-10-07 Ibex Industries Limited Powered hand tool
JP4468033B2 (ja) * 2004-03-22 2010-05-26 アスモ株式会社 車両用エンジンのバルブタイミング可変装置用電動機
DE102004026974A1 (de) * 2004-06-02 2005-12-29 Robert Bosch Gmbh Anker für eine elektrische Maschine
JP4550496B2 (ja) * 2004-06-28 2010-09-22 株式会社東芝 電動機の回転子
US7345387B2 (en) * 2004-08-09 2008-03-18 Mitsubishi Denki Kabushiki Kaisha Dynamoelectric machine
DE502005005872D1 (de) * 2004-11-22 2008-12-18 Minebea Co Ltd Elektrische Maschine, insbesondere bürstenloser Gleichstrommotor
DE102004056990B4 (de) * 2004-11-25 2007-04-12 Minebea Co., Ltd. Elektrische Maschine, insbesondere bürstenloser Gleichstrommotor, und Verfahren zum Justieren einer Sensoreinheit in einer elektrischen Maschine
JP4592435B2 (ja) * 2005-02-01 2010-12-01 日本電産サンキョー株式会社 エンコーダ付き小型モータ
US7679252B2 (en) * 2005-04-13 2010-03-16 Aisin Seiki Kabushiki Kaisha Magnet embedded motor, rotor unit, and method for manufacturing rotor unit
KR101095556B1 (ko) * 2005-06-13 2011-12-19 삼성전자주식회사 영구자석 전동기
JP3799362B1 (ja) * 2005-08-25 2006-07-19 山洋電気株式会社 磁気センサ付き回転電機
GB0607425D0 (en) 2006-04-13 2006-05-24 Trw Ltd Rotor structures for motors
KR100788287B1 (ko) * 2006-04-25 2007-12-27 엘지전자 주식회사 회전자와 이를 포함하는 전동기
US7385328B2 (en) * 2006-05-23 2008-06-10 Reliance Electric Technologies, Llc Cogging reduction in permanent magnet machines
JP4904996B2 (ja) * 2006-08-28 2012-03-28 セイコーエプソン株式会社 ブラシレスモータ
JP2008079452A (ja) * 2006-09-22 2008-04-03 Mitsubishi Electric Corp 回転電機および電動パワーステアリング装置
JP5464788B2 (ja) * 2007-02-28 2014-04-09 キヤノン株式会社 モータ駆動装置
JP4902738B2 (ja) * 2007-05-25 2012-03-21 三菱電機株式会社 ブラシレスモータ
SE531497C2 (sv) * 2007-07-18 2009-04-28 Ap Fixturlaser Ab Metod och anordning för uppmätning av upplinjeringsfel av axlar
CN101350549A (zh) * 2007-07-19 2009-01-21 瑞格电子股份有限公司 应用于吊扇的运转装置
JP5133765B2 (ja) * 2008-04-17 2013-01-30 アスモ株式会社 埋込磁石型モータ及びその設計方法
US7800272B2 (en) * 2007-11-28 2010-09-21 Asmo Co., Ltd. Embedded magnet motor and manufacturing method of the same
CN101960698B (zh) * 2008-04-07 2013-12-25 三菱电机株式会社 无刷电动机位置检测装置
US20100072864A1 (en) * 2008-09-22 2010-03-25 Gm Global Technology Operations, Inc. Motor Assembly with Sensor Target on Motor Rotor and Method of Forming Same
DE102009001353A1 (de) * 2009-03-05 2010-09-09 Zf Friedrichshafen Ag Elektromaschine mit Rotorlagesensor
DE102009001354A1 (de) * 2009-03-05 2010-09-09 Zf Friedrichshafen Ag Einrichtung zum Erfassen der Drehwinkellage eines Rotors gegenüber dem Stator einer Synchron-Elektromaschine
US9796364B2 (en) * 2009-03-30 2017-10-24 General Electric Company Apparatus and method for advanced anti-skid brake and traction controls
JP5398348B2 (ja) * 2009-05-20 2014-01-29 株式会社東芝 永久磁石モータおよび洗濯機
JP5951182B2 (ja) * 2011-02-18 2016-07-13 株式会社東芝 電動機
JP2012186913A (ja) 2011-03-04 2012-09-27 Asmo Co Ltd モータ及び電動パワーステアリング用モータ
JP2012186914A (ja) * 2011-03-04 2012-09-27 Asmo Co Ltd モータ及び電動パワーステアリング用モータ
CN202524350U (zh) * 2011-05-17 2012-11-07 中山大洋电机制造有限公司 一种直流无刷电机的正反转电路
JP2013017341A (ja) * 2011-07-06 2013-01-24 Seiko Epson Corp 電気機械装置、ロボット及び移動体
DE102011079962A1 (de) * 2011-07-28 2013-01-31 Robert Bosch Gmbh Elektromotor mit einem Rotorpositionssensor
JP5700217B2 (ja) * 2011-07-28 2015-04-15 日本電産株式会社 モータ
US9000699B2 (en) 2011-11-10 2015-04-07 Whirlpool Corporation Determination of magnetic flux and temperature of permanent magnets in washing machine motor
DE102011056252A1 (de) * 2011-12-09 2013-06-13 E-Motiontech GmbH Bestimmung von Zustandsgrößen eines permanentmagneterregten Synchronmotors
CN103227547B (zh) * 2012-01-26 2016-12-28 阿斯莫株式会社 马达以及无刷马达
JP5743947B2 (ja) * 2012-04-12 2015-07-01 三菱電機株式会社 電動機、その電動機を備えた圧縮機および送風機、それら圧縮機あるいは送風機を備えた冷凍空調装置
KR101429081B1 (ko) * 2013-07-04 2014-08-14 계양전기 주식회사 메인 마그네트를 이용한 회전자 위치 센싱 구조의 모터
US20190140532A1 (en) * 2013-10-11 2019-05-09 Renun Mechanical & Electrical Co., Ltd Magnetic circuit structure of BLDC motor and permanent magnet embedded rotor thereof
JP5971315B2 (ja) * 2013-12-26 2016-08-17 デンソートリム株式会社 内燃機関用回転電機
DE102014103607A1 (de) * 2014-03-17 2015-09-17 Dr. Fritz Faulhaber Gmbh & Co. Kg Redundantes bürstenloses Antriebssystem
JP2015186271A (ja) * 2014-03-20 2015-10-22 セイコーエプソン株式会社 温度検出装置、駆動装置および電動モーターの制御方法
JP5677602B1 (ja) * 2014-03-28 2015-02-25 三菱電機株式会社 回転電機
JP6310753B2 (ja) * 2014-04-11 2018-04-11 マブチモーター株式会社 ブラシレスモータ
EP3073622B1 (de) * 2015-03-25 2017-05-03 Lakeview Innovation Ltd. Elektronisch kommutierter elektromotor mit direktabtastung des rotormagnetfelds
US20160294261A1 (en) * 2015-04-06 2016-10-06 Ge Energy Power Conversion Technology Ltd. Controlled assembly of permanent magnet machines
JP2019033550A (ja) * 2015-12-25 2019-02-28 日立オートモティブシステムズ株式会社 電動機の制御装置および電動ブレーキ装置
KR102146023B1 (ko) * 2016-01-07 2020-08-19 엘지이노텍 주식회사 모터 및 이를 포함하는 전동식 조향장치
CN109075687B (zh) * 2016-01-13 2020-12-15 皮尔伯格泵技术有限责任公司 汽车电动流体泵
JP6560185B2 (ja) * 2016-12-06 2019-08-14 ミネベアミツミ株式会社 モータ駆動制御装置及びモータ駆動制御装置の制御方法
DE102017210674A1 (de) * 2017-06-26 2018-12-27 Bayerische Motoren Werke Aktiengesellschaft Elektromotor sowie Verfahren zur Bestimmung der Rotorlage eines Elektromotors mit Temperaturkompensation
EP3701624A1 (de) * 2017-10-25 2020-09-02 Pierburg Pump Technology GmbH Elektrische kfz-fluidpumpe
DE102018111234B3 (de) * 2018-05-09 2019-08-29 Otto Bock Healthcare Products Gmbh Orthopädisches Hilfsmittel
KR102038084B1 (ko) * 2018-06-20 2019-10-29 계명대학교 산학협력단 전동기의 위치 검출용 회전자 구조
CN114270673B (zh) * 2019-09-05 2024-04-19 松下知识产权经营株式会社 旋转检测器和具有该旋转检测器的电动机
DE102020107466A1 (de) * 2020-03-18 2021-09-23 Festool Gmbh Antriebsmotor für ein Sauggerät oder eine Werkzeugmaschine
IT202000003040U1 (it) * 2020-06-03 2020-09-03 Francesco Ricciardi Motore a magneti permanenti in and out runner multi rotore concentrico.
DE102020215448A1 (de) * 2020-12-08 2022-06-09 Robert Bosch Gesellschaft mit beschränkter Haftung Elektrische Maschine mit Rotortemperaturüberwachung
FR3119719B1 (fr) * 2021-02-08 2024-02-16 Bontaz Centre R & D Motoreducteur a fiabilité augmentée
JP2023005812A (ja) * 2021-06-29 2023-01-18 株式会社マキタ 電動作業機
WO2023179856A1 (de) * 2022-03-23 2023-09-28 Riester Familien-Holding KG Stellantrieb
US20240055919A1 (en) * 2022-08-09 2024-02-15 GM Global Technology Operations LLC Rotor for an electric machine
US12004299B1 (en) * 2023-02-01 2024-06-04 Tactotek Oy Interface assembly and method for manufacturing interface assembly

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728565A (en) * 1971-07-21 1973-04-17 Eaton Corp Device for sensing the direction and speed of a shaft
JPS4926009U (zh) * 1972-06-09 1974-03-06
JPS545329B2 (zh) * 1972-06-30 1979-03-15
JPS4929406A (zh) * 1972-07-19 1974-03-15
JPS4997210A (zh) * 1973-01-24 1974-09-13
DE2424290C2 (de) * 1974-05-18 1986-06-05 Papst-Motoren GmbH & Co KG, 7742 St Georgen Kollektorloser Gleichstrommotor mit ebenem Luftspalt
US4394594A (en) * 1975-07-24 1983-07-19 Papst-Motoren Kg Motor with a disk rotor
US4011476A (en) * 1975-12-22 1977-03-08 Ford Motor Company Signal generating mechanism
DE2641592A1 (de) * 1976-09-16 1978-03-23 Bosch Gmbh Robert Einrichtung zur lageerkennung und drehzahlermittlung einer rotierenden welle
DE2940315C2 (de) * 1978-10-10 1982-11-04 Nippondenso Co., Ltd., Kariya, Aichi Einrichtung zum Ermitteln des Drehwinkels eines Drehkörpers
JPS5619759U (zh) * 1979-07-25 1981-02-21
JPS6024297B2 (ja) * 1980-11-27 1985-06-12 三菱自動車工業株式会社 機関用燃料供給装置の制御方法
DE3122376A1 (de) * 1981-06-05 1982-12-23 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur erfassung der drehzahl von rotierenden teilen
DE3132549A1 (de) * 1981-08-18 1983-03-03 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur erfassung der drehzahl von rotierenden teilen
JPS5851677U (ja) * 1981-10-02 1983-04-07 ミツミ電機株式会社 モ−タ
US4490764A (en) * 1982-05-10 1984-12-25 Data Packaging Corporation Disc pack assembly
JPS59126580U (ja) * 1983-02-15 1984-08-25 松下電工株式会社 ブラシレスモ−タ
JPS60103276U (ja) * 1983-12-16 1985-07-13 三洋電機株式会社 ブラシレスモ−タ
DE3526166C2 (de) * 1984-07-23 1996-05-02 Asahi Chemical Ind Bürstenloser Elektromotor und Verfahren zum Herstellen einer Spuleneinheit für diesen
JPS6176055A (ja) * 1984-09-20 1986-04-18 Toshiba Corp ブラシレスモ−タの回転子
JPS6211381U (zh) * 1985-07-04 1987-01-23
JPS6211381A (ja) * 1985-07-09 1987-01-20 Matsushita Electric Ind Co Ltd テレテキスト受信装置
JPS62104453A (ja) * 1985-10-30 1987-05-14 Toshiba Corp 回転子の温度検出装置
JPS6418615A (en) * 1987-07-15 1989-01-23 Yoshida Kogyo Kk Synthetic resin tubular composite container and its manufacture
JPH01110035A (ja) * 1987-10-22 1989-04-26 Shicoh Eng Co Ltd フィンを備えた冷却効果に優れ且つコギングトルクの小さい径方向空隙型のブラシレスモータ
JP2681958B2 (ja) * 1988-01-20 1997-11-26 松下電工株式会社 無刷子電動機
US5194771A (en) * 1989-09-14 1993-03-16 Kabushiki Kaisha Sankyo Seiki Seisakusho Brushless core motor
JPH03218241A (ja) * 1990-01-20 1991-09-25 Nippondenso Co Ltd 車両用交流発電機
JP2513584Y2 (ja) * 1990-04-09 1996-10-09 日本精工株式会社 回転速度検出用ハブユニット
MY113834A (en) * 1990-06-01 2002-06-29 Mitsubishi Electric Corp Electric motor
JPH0522897A (ja) * 1991-07-12 1993-01-29 Hitachi Ltd 車両用交流発電機
US5161361A (en) * 1991-08-30 1992-11-10 Platt Saco Lowell Corporation Motor-driven spindle assembly for ring spinning
US5148070A (en) * 1991-08-30 1992-09-15 Platt Saco Lowell Corporation Apparatus for commutation of an electric motor

Also Published As

Publication number Publication date
KR950702756A (ko) 1995-07-29
CN1034040C (zh) 1997-02-12
US5864192A (en) 1999-01-26
EP0650246A1 (en) 1995-04-26
CN1147718A (zh) 1997-04-16
KR100302103B1 (ko) 2001-10-22
JP2699655B2 (ja) 1998-01-19
DE69331195T2 (de) 2002-08-22
CN1085694A (zh) 1994-04-20
EP0650246B1 (en) 2001-11-21
WO1994001920A1 (en) 1994-01-20
EP0650246A4 (en) 1997-10-22
DE69331195D1 (de) 2002-01-03
CN1045850C (zh) 1999-10-20
CA2139584A1 (en) 1994-01-20
SG52509A1 (en) 1998-09-28

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