JP7559044B2 - 電動機、ファン、及び空気調和機 - Google Patents

電動機、ファン、及び空気調和機 Download PDF

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Publication number
JP7559044B2
JP7559044B2 JP2022502709A JP2022502709A JP7559044B2 JP 7559044 B2 JP7559044 B2 JP 7559044B2 JP 2022502709 A JP2022502709 A JP 2022502709A JP 2022502709 A JP2022502709 A JP 2022502709A JP 7559044 B2 JP7559044 B2 JP 7559044B2
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JP
Japan
Prior art keywords
plane
magnetic pole
width
insertion hole
magnet
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
JP2022502709A
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English (en)
Japanese (ja)
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JPWO2021171476A5 (https=
JPWO2021171476A1 (https=
Inventor
隆徳 渡邉
洋樹 麻生
和慶 土田
貴也 下川
諒伍 ▲高▼橋
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of JPWO2021171476A1 publication Critical patent/JPWO2021171476A1/ja
Publication of JPWO2021171476A5 publication Critical patent/JPWO2021171476A5/ja
Application granted granted Critical
Publication of JP7559044B2 publication Critical patent/JP7559044B2/ja
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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
    • H02K1/28—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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • 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
    • H02K1/165—Shape, form or location of the slots
    • 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
    • H02K1/2746—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 arranged with the same polarity, e.g. consequent pole type
    • 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
    • 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
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
JP2022502709A 2020-02-27 2020-02-27 電動機、ファン、及び空気調和機 Active JP7559044B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/008019 WO2021171476A1 (ja) 2020-02-27 2020-02-27 電動機、ファン、及び空気調和機

Publications (3)

Publication Number Publication Date
JPWO2021171476A1 JPWO2021171476A1 (https=) 2021-09-02
JPWO2021171476A5 JPWO2021171476A5 (https=) 2022-05-02
JP7559044B2 true JP7559044B2 (ja) 2024-10-01

Family

ID=77490023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022502709A Active JP7559044B2 (ja) 2020-02-27 2020-02-27 電動機、ファン、及び空気調和機

Country Status (6)

Country Link
US (1) US12100997B2 (https=)
EP (1) EP4113793A4 (https=)
JP (1) JP7559044B2 (https=)
CN (1) CN115136457B (https=)
AU (1) AU2020430939B2 (https=)
WO (1) WO2021171476A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11973370B2 (en) * 2021-03-15 2024-04-30 Anhui Meizhi Precision Manufacturing Co., Ltd. Motor, compressor and refrigeration device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017085814A1 (ja) 2015-11-18 2017-05-26 三菱電機株式会社 電動機および空気調和機

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6774521B2 (en) * 2001-05-16 2004-08-10 Koyo Seiko Co., Ltd. Brushless DC motor
JP2004201406A (ja) 2002-12-18 2004-07-15 Denso Corp 同期機の磁石半減型ロータ
DE10256523A1 (de) * 2002-12-04 2004-06-24 Robert Bosch Gmbh Elektrische Maschine, insbesondere bürstenloser Synchronmotor
KR101095556B1 (ko) * 2005-06-13 2011-12-19 삼성전자주식회사 영구자석 전동기
JP5379566B2 (ja) * 2009-06-10 2013-12-25 アスモ株式会社 ブラシレスモータ
JP5687072B2 (ja) * 2011-01-04 2015-03-18 アスモ株式会社 モータ
DE102013012569A1 (de) * 2012-07-31 2014-02-06 Asmo Co., Ltd. Rotor, motor und rotor-herstellungsverfahren
WO2014068655A1 (ja) * 2012-10-30 2014-05-08 三菱電機株式会社 永久磁石埋込型電動機及びそれを備えた冷凍空調装置
CN117526607A (zh) * 2017-08-04 2024-02-06 三菱电机株式会社 转子、电动机、送风机以及空气调节装置
US11552515B2 (en) 2018-06-25 2023-01-10 Mitsubishi Electric Corporation Rotor, motor, fan, and air conditioner
CN110299773A (zh) 2019-08-02 2019-10-01 珠海格力电器股份有限公司 转子组件和交替极电机
CN110380539B (zh) * 2019-08-02 2024-09-27 珠海格力电器股份有限公司 转子组件和交替极电机

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017085814A1 (ja) 2015-11-18 2017-05-26 三菱電機株式会社 電動機および空気調和機

Also Published As

Publication number Publication date
AU2020430939B2 (en) 2023-09-28
CN115136457A (zh) 2022-09-30
US12100997B2 (en) 2024-09-24
WO2021171476A1 (ja) 2021-09-02
EP4113793A4 (en) 2023-06-07
CN115136457B (zh) 2024-12-10
EP4113793A1 (en) 2023-01-04
US20230006489A1 (en) 2023-01-05
AU2020430939A1 (en) 2022-09-15
JPWO2021171476A1 (https=) 2021-09-02

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