JP5812047B2 - 回転電機 - Google Patents
回転電機 Download PDFInfo
- Publication number
- JP5812047B2 JP5812047B2 JP2013141974A JP2013141974A JP5812047B2 JP 5812047 B2 JP5812047 B2 JP 5812047B2 JP 2013141974 A JP2013141974 A JP 2013141974A JP 2013141974 A JP2013141974 A JP 2013141974A JP 5812047 B2 JP5812047 B2 JP 5812047B2
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- end surface
- teeth
- rotor
- tooth
- 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.)
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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
- H02K1/32—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
- H02K9/00—Arrangements for cooling or ventilating
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
- H02K9/227—Heat sinks
-
- 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
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings 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
Description
Claims (4)
- 複数のティースにそれぞれコイルが巻回されたステータと、
ステータの複数のティースの先端面と同心状に一定のギャップを保つ外周面を有するロータと、
ロータの内部の冷媒が流れる流路から分岐し、ロータの外周面の冷媒排出口からティースの先端面に向かってギャップに冷媒を供給する冷媒供給路と、
を備え、
ティースの先端面は、ロータの外周面の冷媒排出口に対向する軸方向の位置である冷媒供給位置から所定の溝幅でティースの先端面の周方向端に向かって傾斜して冷媒を排出する周方向傾斜溝を有し、
周方向傾斜溝の周方向の両端のうち少なくとも一方が、周方向傾斜溝の他の部位に対して径方向外側に位置することを特徴とする回転電機。 - 請求項1に記載の回転電機において、
ティースの先端面の周方向傾斜溝は、冷媒供給位置の周方向に沿った中心位置からティースの先端面の周方向の両端に向かってそれぞれ傾斜する両側傾斜溝であることを特徴とする回転電機。 - 請求項1または2に記載の回転電機において、
ティースの先端面は、ティースの先端面の冷媒供給位置から所定の溝幅でステータの軸方向に沿ってコイルエンド側に傾斜する軸方向傾斜溝を有することを特徴とする回転電機。 - 請求項3に記載の回転電機において、
ティースの先端面の軸方向傾斜溝は、冷媒供給位置の軸方向に沿った中心位置からティースの先端面の軸方向の両端のコイルエンド側に向かってそれぞれ傾斜する両側傾斜溝であることを特徴とする回転電機。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013141974A JP5812047B2 (ja) | 2013-07-05 | 2013-07-05 | 回転電機 |
US14/318,798 US9257881B2 (en) | 2013-07-05 | 2014-06-30 | Rotating electric machine |
CN201410314799.1A CN104283347B (zh) | 2013-07-05 | 2014-07-03 | 旋转电机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013141974A JP5812047B2 (ja) | 2013-07-05 | 2013-07-05 | 回転電機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015015851A JP2015015851A (ja) | 2015-01-22 |
JP5812047B2 true JP5812047B2 (ja) | 2015-11-11 |
Family
ID=52132306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013141974A Active JP5812047B2 (ja) | 2013-07-05 | 2013-07-05 | 回転電機 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9257881B2 (ja) |
JP (1) | JP5812047B2 (ja) |
CN (1) | CN104283347B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102395776B1 (ko) | 2015-05-18 | 2022-05-09 | 삼성전자주식회사 | 이차원 물질을 포함하는 반도체소자 및 그 제조방법 |
GB2546255A (en) * | 2016-01-07 | 2017-07-19 | Mclaren Automotive Ltd | Cooling electric machines |
JP7334635B2 (ja) * | 2020-02-05 | 2023-08-29 | トヨタ自動車株式会社 | 回転電機 |
DE102021101937A1 (de) | 2021-01-28 | 2022-07-28 | Rolls-Royce Deutschland Ltd & Co Kg | Elektrische Maschine und Verfahren zur Reinigung eines Luftspalts in einer elektrischen Maschine |
Family Cites Families (35)
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US1877904A (en) * | 1929-08-14 | 1932-09-20 | Westinghouse Electric & Mfg Co | Rotor ventilation for turbo generators |
US3110827A (en) * | 1960-08-12 | 1963-11-12 | Westinghouse Electric Corp | Dynamoelectric machine |
US4250418A (en) * | 1978-05-11 | 1981-02-10 | Electric Power Research Institute, Inc. | Superconducting generator and method |
JPS56149561U (ja) * | 1980-04-09 | 1981-11-10 | ||
JPS56149561A (en) | 1980-04-22 | 1981-11-19 | Hitachi Ltd | Heat pump type room airconditioner |
JPS58127835U (ja) * | 1982-02-22 | 1983-08-30 | 株式会社安川電機 | 回転電機の冷却装置 |
US4546279A (en) * | 1984-05-07 | 1985-10-08 | Westinghouse Electric Corp. | Dynamoelectric machine with rotor ventilation system including exhaust coolant gas diffuser and noise baffle |
JPS6216041A (ja) * | 1985-07-12 | 1987-01-24 | Fuji Electric Co Ltd | 直接液体冷却式回転電機の鉄心くさび |
JPH05328669A (ja) * | 1992-05-18 | 1993-12-10 | Mitsubishi Electric Corp | 液冷形回転電機 |
DE4422543A1 (de) * | 1994-06-28 | 1996-01-04 | Abb Management Ag | Statorblechkörper einer elektrischen Maschine |
JPH08275421A (ja) | 1995-03-28 | 1996-10-18 | Shinko Electric Co Ltd | 回転電機のロータ構造 |
JPH11332142A (ja) * | 1998-05-15 | 1999-11-30 | Toshiba Corp | 回転電機 |
JP2000050541A (ja) * | 1998-07-31 | 2000-02-18 | Toshiba Corp | 回転電機の固定子 |
US5994804A (en) * | 1998-12-07 | 1999-11-30 | Sundstrand Corporation | Air cooled dynamoelectric machine |
JP3806303B2 (ja) * | 2000-12-11 | 2006-08-09 | 三菱重工業株式会社 | 発電機における冷却構造 |
US6727609B2 (en) * | 2001-08-08 | 2004-04-27 | Hamilton Sundstrand Corporation | Cooling of a rotor for a rotary electric machine |
US6700238B1 (en) * | 2002-08-13 | 2004-03-02 | Wei Tong | Generator gas shield and related method |
JP4664737B2 (ja) | 2004-07-30 | 2011-04-06 | 本田技研工業株式会社 | 回転電機の冷却構造 |
WO2006120975A1 (ja) * | 2005-05-06 | 2006-11-16 | Mitsuba Corporation | 電動機、回転電機及びそのステータ、並びにこのステータの製造方法 |
FR2887697B1 (fr) * | 2005-06-28 | 2010-11-19 | Valeo Equip Electr Moteur | Machine electrique tournante possedant des moyens de reduction de pertes |
US7476994B2 (en) * | 2006-02-21 | 2009-01-13 | Honeywell International, Inc. | High power generator with enhanced heat removal |
GB2446686B (en) * | 2007-02-16 | 2009-04-01 | Rolls Royce Plc | A cooling arrangement for a variable reluctance electric machine |
JP2009136062A (ja) * | 2007-11-29 | 2009-06-18 | Hitachi Ltd | 回転電機 |
US8198770B2 (en) * | 2008-04-04 | 2012-06-12 | Hpev, Inc. | Heat pipe bearing cooler systems and methods |
DE102008033959B4 (de) * | 2008-07-21 | 2010-07-15 | Siemens Aktiengesellschaft | Elektrische Maschine mit Radialtrennblechen zur Kühlluftführung |
JP5088577B2 (ja) * | 2008-08-22 | 2012-12-05 | アイシン・エィ・ダブリュ株式会社 | 回転電機 |
US20110210561A1 (en) * | 2008-09-17 | 2011-09-01 | Xabier Calvo Madariaga | Rotor of an electrical generator for aeolian application with cooling flows in at least one of the coil heads |
JP5402282B2 (ja) * | 2009-06-16 | 2014-01-29 | トヨタ自動車株式会社 | 回転電機 |
JP5471383B2 (ja) | 2009-12-08 | 2014-04-16 | トヨタ自動車株式会社 | モータの冷却装置 |
CN102934330A (zh) * | 2010-06-08 | 2013-02-13 | 瑞美技术有限责任公司 | 电机冷却系统和方法 |
DE102010029986A1 (de) * | 2010-06-11 | 2011-12-15 | Siemens Aktiengesellschaft | Dynamoelektrische Maschine mit Luft-Flüssigkeitskühlung |
JP5738007B2 (ja) * | 2011-03-02 | 2015-06-17 | 株式会社小松製作所 | 電動機の冷却構造及び電動機 |
JP2013240150A (ja) * | 2012-05-11 | 2013-11-28 | Hitachi Ltd | 回転電機 |
US8896167B2 (en) * | 2012-05-25 | 2014-11-25 | Deere & Company | Electric machine rotor cooling method |
US20140175916A1 (en) * | 2012-12-20 | 2014-06-26 | Remy Technologies, Llc | Rotor assembly having liquid cooling |
-
2013
- 2013-07-05 JP JP2013141974A patent/JP5812047B2/ja active Active
-
2014
- 2014-06-30 US US14/318,798 patent/US9257881B2/en active Active
- 2014-07-03 CN CN201410314799.1A patent/CN104283347B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20150008770A1 (en) | 2015-01-08 |
CN104283347A (zh) | 2015-01-14 |
US9257881B2 (en) | 2016-02-09 |
CN104283347B (zh) | 2017-01-18 |
JP2015015851A (ja) | 2015-01-22 |
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