GB2603926B - Electric machine, rotor and stator - Google Patents

Electric machine, rotor and stator Download PDF

Info

Publication number
GB2603926B
GB2603926B GB2102330.4A GB202102330A GB2603926B GB 2603926 B GB2603926 B GB 2603926B GB 202102330 A GB202102330 A GB 202102330A GB 2603926 B GB2603926 B GB 2603926B
Authority
GB
United Kingdom
Prior art keywords
stator
rotor
electric machine
electric
machine
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.)
Active
Application number
GB2102330.4A
Other versions
GB202102330D0 (en
GB2603926A (en
Inventor
Conway Ash Lloyd
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.)
Electrified Automation Ltd
Original Assignee
Electrified Automation Ltd
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 Electrified Automation Ltd filed Critical Electrified Automation Ltd
Priority to GB2102330.4A priority Critical patent/GB2603926B/en
Priority to GB2102697.6A priority patent/GB2603969B/en
Priority to GB2217971.7A priority patent/GB2612204A/en
Publication of GB202102330D0 publication Critical patent/GB202102330D0/en
Priority to GB2201424.5A priority patent/GB2604033A/en
Priority to GB2201425.2A priority patent/GB2604034B/en
Priority to EP22712508.5A priority patent/EP4295468A2/en
Priority to PCT/EP2022/054025 priority patent/WO2022175421A2/en
Priority to GB2202288.3A priority patent/GB2604042A/en
Publication of GB2603926A publication Critical patent/GB2603926A/en
Application granted granted Critical
Publication of GB2603926B publication Critical patent/GB2603926B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/25—Devices for sensing temperature, or actuated thereby
    • 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
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H02K1/148—Sectional cores
    • 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
    • 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
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24—Housings ; Casings for instruments
    • G01D11/245—Housings for sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • 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
    • H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods 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—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
    • H02K15/0435—Wound windings
    • H02K15/0442—Loop windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/06—Embedding prefabricated windings in machines
    • H02K15/062—Windings in slots; salient pole windings
    • H02K15/065—Windings consisting of complete sections, e.g. coils, waves
    • H02K15/066—Windings consisting of complete sections, e.g. coils, waves inserted perpendicularly to the axis of the slots or inter-polar channels
    • 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
    • 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
    • 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
    • H02K3/18—Windings for salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/20—Detecting rotary movement
    • G01D2205/24—Detecting rotary movement using magnetic means not otherwise provided for in this subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
    • H02K2211/03—Machines characterised by circuit boards, e.g. pcb
GB2102330.4A 2021-02-19 2021-02-19 Electric machine, rotor and stator Active GB2603926B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB2102330.4A GB2603926B (en) 2021-02-19 2021-02-19 Electric machine, rotor and stator
GB2102697.6A GB2603969B (en) 2021-02-19 2021-02-25 Electric Machine
GB2217971.7A GB2612204A (en) 2021-02-19 2021-02-25 Electric machine
GB2201425.2A GB2604034B (en) 2021-02-19 2022-02-03 Electric machine, stator and insulator
GB2201424.5A GB2604033A (en) 2021-02-19 2022-02-03 Electric machine stator core
EP22712508.5A EP4295468A2 (en) 2021-02-19 2022-02-17 Electric machine, rotor and stator
PCT/EP2022/054025 WO2022175421A2 (en) 2021-02-19 2022-02-17 Electric machine, rotor and stator
GB2202288.3A GB2604042A (en) 2021-02-19 2022-02-21 Rotor and electric machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2102330.4A GB2603926B (en) 2021-02-19 2021-02-19 Electric machine, rotor and stator

Publications (3)

Publication Number Publication Date
GB202102330D0 GB202102330D0 (en) 2021-04-07
GB2603926A GB2603926A (en) 2022-08-24
GB2603926B true GB2603926B (en) 2023-05-03

Family

ID=75339301

Family Applications (5)

Application Number Title Priority Date Filing Date
GB2102330.4A Active GB2603926B (en) 2021-02-19 2021-02-19 Electric machine, rotor and stator
GB2102697.6A Active GB2603969B (en) 2021-02-19 2021-02-25 Electric Machine
GB2201425.2A Active GB2604034B (en) 2021-02-19 2022-02-03 Electric machine, stator and insulator
GB2201424.5A Pending GB2604033A (en) 2021-02-19 2022-02-03 Electric machine stator core
GB2202288.3A Pending GB2604042A (en) 2021-02-19 2022-02-21 Rotor and electric machine

Family Applications After (4)

Application Number Title Priority Date Filing Date
GB2102697.6A Active GB2603969B (en) 2021-02-19 2021-02-25 Electric Machine
GB2201425.2A Active GB2604034B (en) 2021-02-19 2022-02-03 Electric machine, stator and insulator
GB2201424.5A Pending GB2604033A (en) 2021-02-19 2022-02-03 Electric machine stator core
GB2202288.3A Pending GB2604042A (en) 2021-02-19 2022-02-21 Rotor and electric machine

Country Status (1)

Country Link
GB (5) GB2603926B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0871282A1 (en) * 1997-04-11 1998-10-14 Kabushiki Kaisha Toshiba Stator for dynamoelectric machine and method of making the same
WO2001095459A1 (en) * 2000-06-06 2001-12-13 Newage International Limited A stator for an electrical machine
US20110025165A1 (en) * 2009-07-31 2011-02-03 Hitachi, Ltd. Rotating electrical machine
WO2014024988A1 (en) * 2012-08-08 2014-02-13 株式会社デンソー Stator core and outer rotor-type rotating electrical machine using same
WO2016093267A1 (en) * 2014-12-09 2016-06-16 三菱電機株式会社 Method for manufacturing stator, method for manufacturing dynamo-electric machine, and iron-core block

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB328846A (en) * 1929-06-19 1930-05-08 Excel Magneto Company Improvements in magnetos
US4874977A (en) * 1988-05-09 1989-10-17 F & B Mfg. Co. Stator assembly having coil bobbins with retaining clips
US5705864A (en) * 1993-07-29 1998-01-06 Canon Kabushiki Kaisha Stepping motor
DE19737702C2 (en) * 1997-08-29 2001-10-18 System Antriebstechnik Dresden Rotor position encoder for an electronically commutated internal rotor motor with a permanent magnet rotor
TW517430B (en) * 2000-06-02 2003-01-11 Moric Kabushiki Kaisha Coil winding for DC machine
JP3930340B2 (en) * 2002-02-25 2007-06-13 ミネベア株式会社 Rotating electric machine
WO2008139531A1 (en) * 2007-04-27 2008-11-20 Mitsui High-Tec, Inc. Laminated iron core and production of the same
JP2008141903A (en) * 2006-12-05 2008-06-19 Matsushita Electric Ind Co Ltd Brushless dc motor and mounted ventilation blower
JP2009050055A (en) * 2007-08-16 2009-03-05 Toyota Motor Corp Rotor of rotary electric machine
DE102008020426A1 (en) * 2008-04-24 2009-10-29 Bayerische Motoren Werke Aktiengesellschaft Electric machine with cooling channels in the rotor
DE102010028509A1 (en) * 2009-12-30 2011-07-07 Robert Bosch GmbH, 70469 Stator in an electric motor
JP2011172432A (en) * 2010-02-22 2011-09-01 Ee C Ii Tec Kk Rotor of embedded magnet synchronous motor
JP2013070494A (en) * 2011-09-22 2013-04-18 Daikin Ind Ltd Stator core and motor
US9162703B2 (en) * 2013-01-30 2015-10-20 AgJunction, LLC Steering controller for precision farming
JP6519294B2 (en) * 2015-04-20 2019-05-29 株式会社ジェイテクト Rotor for rotary electric machine and method of manufacturing the same
GB2572782B (en) * 2018-04-10 2023-05-24 Safran Electrical & Power A Cooling Arrangement for a Generator
RU2710902C1 (en) * 2018-09-12 2020-01-14 Владимир Анатольевич Кузнецов Frameless synchronous rotary electric machine
DE102018222842A1 (en) * 2018-12-21 2020-06-25 Robert Bosch Gmbh Motor arrangement with position sensor
JP2020162198A (en) * 2019-03-25 2020-10-01 アイシン・エィ・ダブリュ株式会社 Rotor and manufacturing method of rotor for rotary electric machine
JP7297102B2 (en) * 2020-01-08 2023-06-23 三菱電機株式会社 Stator for rotating electrical machine, rotating electrical machine, method for manufacturing stator for rotating electrical machine, and method for manufacturing rotating electrical machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0871282A1 (en) * 1997-04-11 1998-10-14 Kabushiki Kaisha Toshiba Stator for dynamoelectric machine and method of making the same
WO2001095459A1 (en) * 2000-06-06 2001-12-13 Newage International Limited A stator for an electrical machine
US20110025165A1 (en) * 2009-07-31 2011-02-03 Hitachi, Ltd. Rotating electrical machine
WO2014024988A1 (en) * 2012-08-08 2014-02-13 株式会社デンソー Stator core and outer rotor-type rotating electrical machine using same
WO2016093267A1 (en) * 2014-12-09 2016-06-16 三菱電機株式会社 Method for manufacturing stator, method for manufacturing dynamo-electric machine, and iron-core block

Also Published As

Publication number Publication date
GB2604034A (en) 2022-08-24
GB2604033A (en) 2022-08-24
GB202102330D0 (en) 2021-04-07
GB2603926A (en) 2022-08-24
GB2604034B (en) 2023-05-31
GB202102697D0 (en) 2021-04-14
GB2603969A (en) 2022-08-24
GB2604042A (en) 2022-08-24
GB202202288D0 (en) 2022-04-06
GB2603969B (en) 2023-05-03

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