JP2018046690A - 回転電機 - Google Patents
回転電機 Download PDFInfo
- Publication number
- JP2018046690A JP2018046690A JP2016180992A JP2016180992A JP2018046690A JP 2018046690 A JP2018046690 A JP 2018046690A JP 2016180992 A JP2016180992 A JP 2016180992A JP 2016180992 A JP2016180992 A JP 2016180992A JP 2018046690 A JP2018046690 A JP 2018046690A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- short
- circuit member
- claw
- stator
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/42—Means for preventing or reducing eddy-current losses in the winding heads, e.g. by shielding
-
- 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
- H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K19/00—Synchronous motors or generators
- H02K19/02—Synchronous motors
- H02K19/10—Synchronous motors for multi-phase current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K19/00—Synchronous motors or generators
- H02K19/16—Synchronous generators
- H02K19/22—Synchronous generators having windings each turn of which co-operates alternately with poles of opposite polarity, e.g. heteropolar generators
-
- 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
- H02K21/02—Details
- H02K21/04—Windings on magnets for additional excitation ; Windings and magnets for additional excitation
- H02K21/042—Windings on magnets for additional excitation ; Windings and magnets for additional excitation with permanent magnets and field winding both rotating
- H02K21/044—Rotor of the claw pole type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Synchronous Machinery (AREA)
Abstract
Description
δ =√(1/(π・μ・σ・f)) ・・・(1)
We=Ke・Bα・f2 ・・・(2)
Claims (7)
- ステータコア(40)と、前記ステータコアに巻装されている電機子巻線(42)と、を有するステータ(22)と、
筒状のボス部(58)及び前記ボス部の外周側に配置されて周方向に交互に異なる極性の磁極が形成される複数の磁極部(62)を有する界磁コア(50)と、前記ボス部の外周側に巻装されている界磁巻線(52)と、前記磁極部の外周側に前記磁極部の外周面を覆うように配置されて、周方向に隣り合う前記磁極部同士を磁気的に接続する筒状の短絡部材(54)と、を有し、前記ステータの内周側に径方向に対向して配置されたロータ(24)と、
を備える回転電機(20)であって、
前記短絡部材の、前記ステータに対する対向面は、径方向に沿って突出する突部(80)と径方向に沿って凹んだ溝部(82)とが交互に連続して配置される凹凸形状に形成されている回転電機。 - 前記突部は、径方向先端の断面形状が曲面形状又は角張った形状となるように形成されている請求項1記載の回転電機。
- 前記突部は、径方向先端の断面形状が、短辺の上底が前記ステータ側にかつ長辺の下底が前記磁極部側にそれぞれ配置される台形形状となるように形成されている請求項1記載の回転電機。
- 前記短絡部材と前記磁極部とは、電気的に導通している請求項1乃至3の何れか一項記載の回転電機。
- 前記短絡部材と前記磁極部との間の隙間、及び、前記溝部の少なくとも何れかに樹脂(110,120)が充填されている請求項1乃至4の何れか一項記載の回転電機。
- 前記突部及び前記溝部は、螺旋状に形成されつつ軸方向に沿って延びている請求項1乃至5の何れか一項記載の回転電機。
- 前記短絡部材は、所定部材(90,92,94,96,98,100)が軸方向に沿って積層された積層部材である請求項1乃至6の何れか一項記載の回転電機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016180992A JP6772707B2 (ja) | 2016-09-15 | 2016-09-15 | 回転電機 |
PCT/JP2017/033091 WO2018052033A1 (ja) | 2016-09-15 | 2017-09-13 | 回転電機 |
CN201780056640.6A CN109716620A (zh) | 2016-09-15 | 2017-09-13 | 旋转电机 |
US16/333,966 US20190252931A1 (en) | 2016-09-15 | 2017-09-13 | Rotary electrical machine |
DE112017004642.4T DE112017004642T5 (de) | 2016-09-15 | 2017-09-13 | Rotierende elektrische Maschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016180992A JP6772707B2 (ja) | 2016-09-15 | 2016-09-15 | 回転電機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018046690A true JP2018046690A (ja) | 2018-03-22 |
JP6772707B2 JP6772707B2 (ja) | 2020-10-21 |
Family
ID=61619462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016180992A Active JP6772707B2 (ja) | 2016-09-15 | 2016-09-15 | 回転電機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20190252931A1 (ja) |
JP (1) | JP6772707B2 (ja) |
CN (1) | CN109716620A (ja) |
DE (1) | DE112017004642T5 (ja) |
WO (1) | WO2018052033A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020162254A1 (ja) * | 2019-02-08 | 2020-08-13 | 株式会社デンソー | 回転電機 |
US10797543B2 (en) | 2016-09-15 | 2020-10-06 | Denso Corporation | Rotating electric machine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7147704B2 (ja) * | 2019-07-17 | 2022-10-05 | 株式会社デンソー | 回転電機 |
JP7400361B2 (ja) * | 2019-11-07 | 2023-12-19 | 株式会社デンソー | 回転電機 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6173559A (ja) * | 1984-09-14 | 1986-04-15 | Hitachi Ltd | 永久磁石同期モ−タ−回転子 |
JPH03143238A (ja) * | 1989-10-25 | 1991-06-18 | Aichi Emerson Electric Co Ltd | 回転子 |
JPH0998556A (ja) * | 1995-10-03 | 1997-04-08 | Hitachi Ltd | 車両用交流発電機 |
JPH10174394A (ja) * | 1996-12-04 | 1998-06-26 | Denso Corp | ランデルコア型回転電機 |
JPH11318064A (ja) * | 1998-03-05 | 1999-11-16 | Hitachi Ltd | 車両用交流発電機 |
JP2003134762A (ja) * | 2001-10-18 | 2003-05-09 | Denso Corp | 回転電機 |
JP2003324873A (ja) * | 2002-04-26 | 2003-11-14 | Hitachi Ltd | 車両用交流発電機およびその製造方法 |
JP2007068304A (ja) * | 2005-08-30 | 2007-03-15 | Denso Corp | 回転電機の回転子 |
JP2013009553A (ja) * | 2011-06-27 | 2013-01-10 | Toyota Central R&D Labs Inc | 回転電機のロータ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3049715B2 (ja) * | 1989-10-23 | 2000-06-05 | 株式会社デンソー | 車両用交流発電機およびその製造方法 |
JP2009077588A (ja) * | 2007-09-21 | 2009-04-09 | Denso Corp | 車両用交流発電機 |
JP2009148057A (ja) | 2007-12-13 | 2009-07-02 | Denso Corp | 車両用交流発電機 |
JP5976211B2 (ja) * | 2013-05-23 | 2016-08-23 | 三菱電機株式会社 | 回転電機およびその製造方法 |
-
2016
- 2016-09-15 JP JP2016180992A patent/JP6772707B2/ja active Active
-
2017
- 2017-09-13 DE DE112017004642.4T patent/DE112017004642T5/de active Pending
- 2017-09-13 WO PCT/JP2017/033091 patent/WO2018052033A1/ja active Application Filing
- 2017-09-13 CN CN201780056640.6A patent/CN109716620A/zh not_active Withdrawn
- 2017-09-13 US US16/333,966 patent/US20190252931A1/en not_active Abandoned
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6173559A (ja) * | 1984-09-14 | 1986-04-15 | Hitachi Ltd | 永久磁石同期モ−タ−回転子 |
JPH03143238A (ja) * | 1989-10-25 | 1991-06-18 | Aichi Emerson Electric Co Ltd | 回転子 |
JPH0998556A (ja) * | 1995-10-03 | 1997-04-08 | Hitachi Ltd | 車両用交流発電機 |
JPH10174394A (ja) * | 1996-12-04 | 1998-06-26 | Denso Corp | ランデルコア型回転電機 |
JPH11318064A (ja) * | 1998-03-05 | 1999-11-16 | Hitachi Ltd | 車両用交流発電機 |
JP2003134762A (ja) * | 2001-10-18 | 2003-05-09 | Denso Corp | 回転電機 |
JP2003324873A (ja) * | 2002-04-26 | 2003-11-14 | Hitachi Ltd | 車両用交流発電機およびその製造方法 |
JP2007068304A (ja) * | 2005-08-30 | 2007-03-15 | Denso Corp | 回転電機の回転子 |
JP2013009553A (ja) * | 2011-06-27 | 2013-01-10 | Toyota Central R&D Labs Inc | 回転電機のロータ |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10797543B2 (en) | 2016-09-15 | 2020-10-06 | Denso Corporation | Rotating electric machine |
WO2020162254A1 (ja) * | 2019-02-08 | 2020-08-13 | 株式会社デンソー | 回転電機 |
JP2020129926A (ja) * | 2019-02-08 | 2020-08-27 | 株式会社デンソー | 回転電機 |
CN113383481A (zh) * | 2019-02-08 | 2021-09-10 | 株式会社电装 | 旋转电机 |
Also Published As
Publication number | Publication date |
---|---|
CN109716620A (zh) | 2019-05-03 |
US20190252931A1 (en) | 2019-08-15 |
DE112017004642T5 (de) | 2019-06-13 |
JP6772707B2 (ja) | 2020-10-21 |
WO2018052033A1 (ja) | 2018-03-22 |
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