JP2019146332A - 回転電機のロータ - Google Patents
回転電機のロータ Download PDFInfo
- Publication number
- JP2019146332A JP2019146332A JP2018027231A JP2018027231A JP2019146332A JP 2019146332 A JP2019146332 A JP 2019146332A JP 2018027231 A JP2018027231 A JP 2018027231A JP 2018027231 A JP2018027231 A JP 2018027231A JP 2019146332 A JP2019146332 A JP 2019146332A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- refrigerant
- rotor core
- shaft
- peripheral surface
- 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.)
- Granted
Links
- 239000003507 refrigerant Substances 0.000 claims abstract description 111
- 230000002093 peripheral effect Effects 0.000 claims abstract description 51
- 239000002826 coolant Substances 0.000 claims description 16
- 239000000696 magnetic material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000008186 active pharmaceutical agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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]
-
- 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
-
- 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
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- 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
Abstract
Description
本開示に係る回転電機のロータにおいて、逃がし溝部は、冷媒受入口を跨ぐように、ロータコアの軸方向一方端から他方端にわたって、ロータコアの内周面に設けられていることが好ましい。
Claims (1)
- 軸方向に延びるシャフト冷媒流路及び前記シャフト冷媒流路に連通する冷媒供給口を外周面に有するロータシャフトと、
軸方向に延びるロータコア冷媒流路及び前記ロータコア冷媒流路に連通し前記ロータシャフトの前記冷媒供給口に向かい合う冷媒受入口を内周面に有するロータコアと、
を備え、
前記ロータシャフトの前記冷媒供給口に向かい合う前記ロータコアの内周面の部分に、軸方向に延びる逃がし溝部が設けられる、回転電機のロータ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018027231A JP6654655B2 (ja) | 2018-02-19 | 2018-02-19 | 回転電機のロータ |
CN201910113529.7A CN110176818B (zh) | 2018-02-19 | 2019-02-14 | 旋转电机的转子 |
US16/276,750 US10868453B2 (en) | 2018-02-19 | 2019-02-15 | Rotor of rotating electric machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018027231A JP6654655B2 (ja) | 2018-02-19 | 2018-02-19 | 回転電機のロータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019146332A true JP2019146332A (ja) | 2019-08-29 |
JP6654655B2 JP6654655B2 (ja) | 2020-02-26 |
Family
ID=67618147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018027231A Active JP6654655B2 (ja) | 2018-02-19 | 2018-02-19 | 回転電機のロータ |
Country Status (3)
Country | Link |
---|---|
US (1) | US10868453B2 (ja) |
JP (1) | JP6654655B2 (ja) |
CN (1) | CN110176818B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4236664A2 (en) | 2019-08-08 | 2023-08-30 | TDK Corporation | Magnetoresistance effect element and heusler alloy |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110733334B (zh) * | 2019-10-29 | 2022-07-12 | 宁波菲仕运动控制技术有限公司 | 一种电驱动总成的电机转子冷却系统 |
CN111262391B (zh) * | 2020-03-03 | 2021-01-29 | 淄博职业学院 | 一种新能源汽车用永磁同步电机温控系统 |
CN113937953A (zh) * | 2021-10-22 | 2022-01-14 | 中车株洲电机有限公司 | 一种主动送风冷却永磁电机及电力机车 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3241331A (en) * | 1963-04-17 | 1966-03-22 | Carrier Corp | Apparatus for and method of motor cooling |
JPS4816522B1 (ja) | 1966-05-31 | 1973-05-23 | ||
US3684906A (en) * | 1971-03-26 | 1972-08-15 | Gen Electric | Castable rotor having radially venting laminations |
JPS5913160B2 (ja) | 1979-07-03 | 1984-03-28 | 松下電器産業株式会社 | 高周波加熱装置 |
US6515383B1 (en) * | 2000-11-06 | 2003-02-04 | Satcon Technology Corporation | Passive, phase-change, stator winding end-turn cooled electric machine |
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 |
JP4816522B2 (ja) | 2007-03-15 | 2011-11-16 | 株式会社豊田自動織機 | 回転電機およびその回転子 |
JP5899716B2 (ja) * | 2011-09-02 | 2016-04-06 | トヨタ自動車株式会社 | 回転電機のロータ構造 |
JP2013183480A (ja) * | 2012-02-29 | 2013-09-12 | Toyota Motor Corp | 回転電機用ロータの冷却構造、および、回転電機 |
JP5913160B2 (ja) | 2013-03-11 | 2016-04-27 | トヨタ自動車株式会社 | 回転電機のロータ、および、回転電機 |
JP2015100177A (ja) * | 2013-11-18 | 2015-05-28 | トヨタ自動車株式会社 | モータ |
JP2015104176A (ja) | 2013-11-22 | 2015-06-04 | トヨタ自動車株式会社 | 回転電機ロータ |
JP6343092B2 (ja) * | 2014-03-27 | 2018-06-13 | プリペル テクノロジーズ,リミティド ライアビリティ カンパニー | 横断液冷式回転子および固定子を有する誘導電動機 |
JP6098578B2 (ja) | 2014-06-27 | 2017-03-22 | トヨタ自動車株式会社 | 回転電機のロータ |
JP6269436B2 (ja) | 2014-10-23 | 2018-01-31 | トヨタ自動車株式会社 | 回転電機のロータ |
JP6194926B2 (ja) | 2015-06-16 | 2017-09-13 | トヨタ自動車株式会社 | 回転電機のロータ |
JP6269600B2 (ja) | 2015-07-06 | 2018-01-31 | トヨタ自動車株式会社 | 回転電機のロータ |
CA2993512C (en) * | 2015-07-28 | 2023-08-15 | Nissan Motor Co., Ltd. | Cooling structure for dynamo-electric machine |
JP6398908B2 (ja) | 2015-08-19 | 2018-10-03 | トヨタ自動車株式会社 | 回転電機 |
CN109274216A (zh) * | 2016-03-15 | 2019-01-25 | 高建鑫 | 一种电动机 |
-
2018
- 2018-02-19 JP JP2018027231A patent/JP6654655B2/ja active Active
-
2019
- 2019-02-14 CN CN201910113529.7A patent/CN110176818B/zh active Active
- 2019-02-15 US US16/276,750 patent/US10868453B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4236664A2 (en) | 2019-08-08 | 2023-08-30 | TDK Corporation | Magnetoresistance effect element and heusler alloy |
Also Published As
Publication number | Publication date |
---|---|
JP6654655B2 (ja) | 2020-02-26 |
CN110176818B (zh) | 2021-04-13 |
US20190260248A1 (en) | 2019-08-22 |
CN110176818A (zh) | 2019-08-27 |
US10868453B2 (en) | 2020-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6017067B2 (ja) | 永久磁石埋込型回転電機 | |
JP5470015B2 (ja) | 回転電機 | |
EP1953896B1 (en) | Rotor for electric rotating machine and electric rotating machine | |
CN110176818B (zh) | 旋转电机的转子 | |
JP5772544B2 (ja) | 回転電機の冷却構造 | |
JP7078360B2 (ja) | ロータコア | |
JP7055668B2 (ja) | 回転電機のロータ | |
CN111033970B (zh) | 转子 | |
JP6480789B2 (ja) | 回転電機のロータ | |
JP2016054608A (ja) | 回転電機のロータ | |
US9570947B2 (en) | Electric rotating machine | |
JP2008086130A (ja) | 電動機 | |
JP2017046545A (ja) | 回転電機用ロータ | |
JP3616338B2 (ja) | 電動機の回転子 | |
JP6072199B1 (ja) | 回転電機 | |
JP5465866B2 (ja) | ステータコアおよび回転電機 | |
JP2009106001A (ja) | 回転電機 | |
CN111082571B (zh) | 旋转电机 | |
CN111082569B (zh) | 旋转电机 | |
US11177721B2 (en) | Rotating electrical machine | |
JP2021177675A (ja) | ロータ及び回転電機 | |
KR102515118B1 (ko) | 매립형 영구자석 전동기용 로터 | |
JP2015104176A (ja) | 回転電機ロータ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190306 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190306 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190307 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20191218 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200107 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200130 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6654655 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |