JP7237178B2 - ロータ、電動機、圧縮機、及び空気調和機 - Google Patents

ロータ、電動機、圧縮機、及び空気調和機 Download PDF

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Publication number
JP7237178B2
JP7237178B2 JP2021551066A JP2021551066A JP7237178B2 JP 7237178 B2 JP7237178 B2 JP 7237178B2 JP 2021551066 A JP2021551066 A JP 2021551066A JP 2021551066 A JP2021551066 A JP 2021551066A JP 7237178 B2 JP7237178 B2 JP 7237178B2
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Japan
Prior art keywords
rotor core
electromagnetic steel
rotor
steel sheets
axial direction
Prior art date
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JP2021551066A
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English (en)
Japanese (ja)
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JPWO2021070353A5 (https=
JPWO2021070353A1 (https=
Inventor
隆徳 渡邉
篤 松岡
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
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Mitsubishi Electric Corp
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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
    • H02K1/27—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
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/026—Compressor arrangements of motor-compressor units with compressor of rotary type
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/40—Electric motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—Hermetic pumps
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
JP2021551066A 2019-10-11 2019-10-11 ロータ、電動機、圧縮機、及び空気調和機 Active JP7237178B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/040174 WO2021070353A1 (ja) 2019-10-11 2019-10-11 ロータ、電動機、圧縮機、及び空気調和機

Publications (3)

Publication Number Publication Date
JPWO2021070353A1 JPWO2021070353A1 (https=) 2021-04-15
JPWO2021070353A5 JPWO2021070353A5 (https=) 2022-01-19
JP7237178B2 true JP7237178B2 (ja) 2023-03-10

Family

ID=75438116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021551066A Active JP7237178B2 (ja) 2019-10-11 2019-10-11 ロータ、電動機、圧縮機、及び空気調和機

Country Status (4)

Country Link
US (1) US20220286004A1 (https=)
JP (1) JP7237178B2 (https=)
CN (1) CN114503397A (https=)
WO (1) WO2021070353A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021131592A1 (de) 2021-12-01 2023-06-01 Bayerische Motoren Werke Aktiengesellschaft Blechpaket mit selektiver Streusteggestaltung, Rotor, elektrische Maschine sowie Kraftfahrzeug
JP2023136439A (ja) * 2022-03-17 2023-09-29 トヨタ自動車株式会社 ロータ
CN116827014A (zh) * 2023-06-21 2023-09-29 浙江大学 一种同步电机用磁桥式转子结构

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006033982A (ja) 2004-07-15 2006-02-02 Mitsubishi Electric Corp 回転電機の回転子
JP2013251930A (ja) 2012-05-30 2013-12-12 Mitsui High Tec Inc 積層鉄心の製造方法
JP2019126102A (ja) 2016-05-11 2019-07-25 三菱電機株式会社 回転子および回転電機
JP2019146484A (ja) 2019-06-03 2019-08-29 三菱電機株式会社 電動機、ロータ、圧縮機および冷凍空調装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4121673B2 (ja) * 1999-07-16 2008-07-23 松下電器産業株式会社 永久磁石型同期電動機
JP4666500B2 (ja) * 2005-12-27 2011-04-06 三菱電機株式会社 永久磁石埋込型モータの回転子
JP2010226830A (ja) * 2009-03-23 2010-10-07 Mitsubishi Electric Corp 電動機及びそれを搭載した圧縮機
JP2012115016A (ja) * 2010-11-24 2012-06-14 Toyota Motor Corp 回転電機
JP5974672B2 (ja) * 2012-06-27 2016-08-23 トヨタ紡織株式会社 ロータコアの製造方法
CN104756366B (zh) * 2012-11-01 2017-11-28 三菱电机株式会社 永久磁铁嵌入型电动机、压缩机以及制冷空调装置
CN105009418B (zh) * 2013-02-20 2017-11-28 三菱电机株式会社 永磁铁埋入式电动机
JP2015053831A (ja) * 2013-09-09 2015-03-19 トヨタ自動車株式会社 回転電機のロータ
US10483816B2 (en) * 2015-10-30 2019-11-19 Mitsubishi Electric Corporation Motor, rotor, compressor, and refrigeration and air conditioning apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006033982A (ja) 2004-07-15 2006-02-02 Mitsubishi Electric Corp 回転電機の回転子
JP2013251930A (ja) 2012-05-30 2013-12-12 Mitsui High Tec Inc 積層鉄心の製造方法
JP2019126102A (ja) 2016-05-11 2019-07-25 三菱電機株式会社 回転子および回転電機
JP2019146484A (ja) 2019-06-03 2019-08-29 三菱電機株式会社 電動機、ロータ、圧縮機および冷凍空調装置

Also Published As

Publication number Publication date
US20220286004A1 (en) 2022-09-08
CN114503397A (zh) 2022-05-13
JPWO2021070353A1 (https=) 2021-04-15
WO2021070353A1 (ja) 2021-04-15

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