DE112018003942T5 - Magnetische Erzeugungseinrichtung für einen Motor, Weichmagnetischer Kern und Verfahren zur Herstellung eines Magneten - Google Patents

Magnetische Erzeugungseinrichtung für einen Motor, Weichmagnetischer Kern und Verfahren zur Herstellung eines Magneten Download PDF

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Publication number
DE112018003942T5
DE112018003942T5 DE112018003942.0T DE112018003942T DE112018003942T5 DE 112018003942 T5 DE112018003942 T5 DE 112018003942T5 DE 112018003942 T DE112018003942 T DE 112018003942T DE 112018003942 T5 DE112018003942 T5 DE 112018003942T5
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DE
Germany
Prior art keywords
magnetic
axis
magnet
magnets
closer
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.)
Pending
Application number
DE112018003942.0T
Other languages
German (de)
English (en)
Inventor
Yuki Takahashi
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.)
Denso Corp
Original Assignee
Denso 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
Priority claimed from JP2018026511A external-priority patent/JP6852693B2/ja
Application filed by Denso Corp filed Critical Denso Corp
Priority claimed from PCT/JP2018/028762 external-priority patent/WO2019026932A1/ja
Publication of DE112018003942T5 publication Critical patent/DE112018003942T5/de
Pending legal-status Critical Current

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Classifications

    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/06—Rotor flux based control involving the use of rotor position or rotor speed sensors
    • H02P21/10—Direct field-oriented control; Rotor flux feed-back control
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • 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
    • 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
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/12—Impregnating, moulding insulation, heating or drying of windings, stators, rotors or machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/22—Current control, e.g. using a current control loop
    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
    • H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
    • H02P27/12—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation pulsing by guiding the flux vector, current vector or voltage vector on a circle or a closed curve, e.g. for direct torque control
    • 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)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Control Of Ac Motors In General (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
DE112018003942.0T 2017-08-01 2018-07-31 Magnetische Erzeugungseinrichtung für einen Motor, Weichmagnetischer Kern und Verfahren zur Herstellung eines Magneten Pending DE112018003942T5 (de)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
JP2017-149184 2017-08-01
JP2017149184 2017-08-01
JP2018026511A JP6852693B2 (ja) 2017-08-01 2018-02-16 電動機の磁気発生装置
JP2018-026511 2018-02-16
JP2018-026513 2018-02-16
JP2018026514A JP7000906B2 (ja) 2017-08-01 2018-02-16 軟磁性体コア及び磁気発生装置
JP2018026513 2018-02-16
JP2018026512A JP6852694B2 (ja) 2017-08-01 2018-02-16 電動機の磁気発生装置
JP2018-026512 2018-02-16
JP2018-026514 2018-02-16
PCT/JP2018/028762 WO2019026932A1 (ja) 2017-08-01 2018-07-31 電動機の磁気発生装置、軟磁性体コア、及び磁石の製造方法
JP2018-143375 2018-07-31
JP2018143375A JP6919631B2 (ja) 2017-08-01 2018-07-31 電動機の磁気発生装置、及び磁石の製造方法

Publications (1)

Publication Number Publication Date
DE112018003942T5 true DE112018003942T5 (de) 2020-05-07

Family

ID=67694451

Family Applications (2)

Application Number Title Priority Date Filing Date
DE112018003942.0T Pending DE112018003942T5 (de) 2017-08-01 2018-07-31 Magnetische Erzeugungseinrichtung für einen Motor, Weichmagnetischer Kern und Verfahren zur Herstellung eines Magneten
DE112018003941.2T Pending DE112018003941T5 (de) 2017-08-01 2018-08-01 Rotierende elektrische Maschine, Antriebssystem einer rotierenden elektrischen Maschine, Magnet, Verfahren zum Herstellen eines Magneten, Magnetisierungsvorrichtung und Magneteinheit

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE112018003941.2T Pending DE112018003941T5 (de) 2017-08-01 2018-08-01 Rotierende elektrische Maschine, Antriebssystem einer rotierenden elektrischen Maschine, Magnet, Verfahren zum Herstellen eines Magneten, Magnetisierungsvorrichtung und Magneteinheit

Country Status (4)

Country Link
US (1) US11936312B2 (https=)
JP (9) JP6939734B2 (https=)
CN (2) CN110959244B (https=)
DE (2) DE112018003942T5 (https=)

Cited By (1)

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DE102024101500A1 (de) * 2023-11-27 2025-05-28 GM Global Technology Operations LLC Rotierende elektrische maschine mit rotor, der magnete mit niedriger und hoher koerzitivfeldstärke enthält

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JP6885328B2 (ja) 2017-07-21 2021-06-16 株式会社デンソー 回転電機
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JP6939734B2 (ja) 2017-08-01 2021-09-22 株式会社デンソー 磁石ユニット及び回転電機駆動システム
JP6927186B2 (ja) 2017-12-28 2021-08-25 株式会社デンソー 回転電機
DE112018006651T5 (de) 2017-12-28 2020-10-08 Denso Corporation Radantriebsvorrichtung
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JP6939750B2 (ja) 2017-12-28 2021-09-22 株式会社デンソー 回転電機
DE112018006699T5 (de) 2017-12-28 2020-09-10 Denso Corporation Rotierende elektrische Maschine
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JP7006541B2 (ja) 2017-12-28 2022-01-24 株式会社デンソー 回転電機
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JP7205146B2 (ja) 2018-10-02 2023-01-17 株式会社デンソー 回転電機、制御装置、車両システム、回転電機のメンテナンス方法
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KR102682919B1 (ko) * 2020-02-19 2024-07-09 한온시스템 주식회사 전동압축기용 모터 및 이를 포함하는 전동압축기
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JP2022163299A (ja) * 2021-04-14 2022-10-26 トヨタ自動車株式会社 モータ
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CN117941222A (zh) * 2022-08-25 2024-04-26 株式会社东芝 埋入磁铁式转子以及埋入磁铁式旋转电机
KR102670967B1 (ko) * 2022-08-30 2024-05-31 엘지전자 주식회사 자속 집중형 모터
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