DE112020004660T5 - Motor - Google Patents

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Publication number
DE112020004660T5
DE112020004660T5 DE112020004660.5T DE112020004660T DE112020004660T5 DE 112020004660 T5 DE112020004660 T5 DE 112020004660T5 DE 112020004660 T DE112020004660 T DE 112020004660T DE 112020004660 T5 DE112020004660 T5 DE 112020004660T5
Authority
DE
Germany
Prior art keywords
closed chamber
rotor
cooling medium
engine according
radial direction
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.)
Withdrawn
Application number
DE112020004660.5T
Other languages
German (de)
English (en)
Inventor
Takaaki Bando
Takuya MATSUYAMA
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.)
Nidec Corp
Original Assignee
Nidec 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 Nidec Corp filed Critical Nidec Corp
Publication of DE112020004660T5 publication Critical patent/DE112020004660T5/de
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/19Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/22Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/225Heat pipes
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/18Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08Structural association with bearings
    • H02K7/083Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/19Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/20Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K2205/00Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
    • H02K2205/09Machines characterised by drain passages or by venting, breathing or pressure compensating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)
DE112020004660.5T 2019-09-30 2020-08-21 Motor Withdrawn DE112020004660T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019179731 2019-09-30
JP2019-179731 2019-09-30
PCT/JP2020/031589 WO2021065240A1 (ja) 2019-09-30 2020-08-21 モータ

Publications (1)

Publication Number Publication Date
DE112020004660T5 true DE112020004660T5 (de) 2022-06-15

Family

ID=75338192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020004660.5T Withdrawn DE112020004660T5 (de) 2019-09-30 2020-08-21 Motor

Country Status (5)

Country Link
US (1) US12119734B2 (https=)
JP (1) JPWO2021065240A1 (https=)
CN (1) CN114503407B (https=)
DE (1) DE112020004660T5 (https=)
WO (1) WO2021065240A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024034955A (ja) * 2022-09-01 2024-03-13 株式会社デンソー 駆動装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009038864A (ja) 2007-07-31 2009-02-19 Nissan Motor Co Ltd モータの冷却装置およびその冷却方法。

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387762A (en) 1980-05-22 1983-06-14 Massachusetts Institute Of Technology Controllable heat transfer device
JPH052574U (ja) 1991-02-27 1993-01-14 新明和工業株式会社 モータの冷却装置
JP2001069693A (ja) * 1999-08-26 2001-03-16 Honda Motor Co Ltd 回転電機
JP2005245155A (ja) 2004-02-27 2005-09-08 Mitsubishi Heavy Ind Ltd 電動機冷却構造
CN101090217A (zh) 2007-04-20 2007-12-19 邵士华 密封的电动机驱动装置
JP5331521B2 (ja) * 2009-03-11 2013-10-30 本田技研工業株式会社 トロイダル巻線モータ
JP6197592B2 (ja) 2013-11-12 2017-09-20 マツダ株式会社 モータの冷却構造
JP6703813B2 (ja) 2015-08-06 2020-06-03 国立大学法人横浜国立大学 冷却装置、およびモータ
PL3465889T3 (pl) * 2016-06-07 2021-10-25 Tesla, Inc. Zabezpieczenie przed wyładowaniem rotora silnika elektrycznego
JPWO2018030371A1 (ja) 2016-08-09 2019-06-13 日本電産株式会社 モータユニット
JP7056562B2 (ja) * 2016-08-09 2022-04-19 日本電産株式会社 モータユニット
WO2019065929A1 (ja) * 2017-09-29 2019-04-04 日本電産株式会社 モータ
JP6501427B2 (ja) 2017-11-14 2019-04-17 株式会社エムリンク 定格を超える負荷で稼働するための無鉄心回転電気機械、その駆動方法、および、それを含む駆動システム
CN107800235B (zh) * 2017-11-30 2024-03-12 哈尔滨理工大学 一种高功率密度永磁电机液冷自循环机壳
JP2019194056A (ja) 2018-05-02 2019-11-07 マツダ株式会社 インホイールモータ駆動装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009038864A (ja) 2007-07-31 2009-02-19 Nissan Motor Co Ltd モータの冷却装置およびその冷却方法。

Also Published As

Publication number Publication date
US20220337128A1 (en) 2022-10-20
CN114503407B (zh) 2024-08-27
JPWO2021065240A1 (https=) 2021-04-08
WO2021065240A1 (ja) 2021-04-08
CN114503407A (zh) 2022-05-13
US12119734B2 (en) 2024-10-15

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee