JP6673032B2 - 回転電機用回転子 - Google Patents
回転電機用回転子 Download PDFInfo
- Publication number
- JP6673032B2 JP6673032B2 JP2016112283A JP2016112283A JP6673032B2 JP 6673032 B2 JP6673032 B2 JP 6673032B2 JP 2016112283 A JP2016112283 A JP 2016112283A JP 2016112283 A JP2016112283 A JP 2016112283A JP 6673032 B2 JP6673032 B2 JP 6673032B2
- Authority
- JP
- Japan
- Prior art keywords
- claw
- rotor
- magnetic pole
- shaped magnetic
- outer peripheral
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 74
- 230000004907 flux Effects 0.000 claims description 35
- 238000004804 winding Methods 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
- 230000035699 permeability Effects 0.000 claims description 8
- 210000000078 claw Anatomy 0.000 claims description 5
- 238000010292 electrical insulation Methods 0.000 claims description 2
- 230000001603 reducing effect Effects 0.000 description 9
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- IKBJGZQVVVXCEQ-UHFFFAOYSA-N efonidipine hydrochloride Chemical compound Cl.CCO.CC=1NC(C)=C(C(=O)OCCN(CC=2C=CC=CC=2)C=2C=CC=CC=2)C(C=2C=C(C=CC=2)[N+]([O-])=O)C=1P1(=O)OCC(C)(C)CO1 IKBJGZQVVVXCEQ-UHFFFAOYSA-N 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
-
- 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
- H02K1/08—Salient poles
-
- 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
- H02K1/243—Rotor cores with salient poles ; Variable reluctance rotors of the claw-pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
- H02K2205/12—Machines characterised by means for reducing windage losses or windage noise
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Synchronous Machinery (AREA)
Description
Claims (6)
- 回転シャフト(50)に嵌合固定された筒状のボス部(40)と、
前記ボス部の軸方向端部から径方向外側に向けて広がるディスク部(42)と、
それぞれ前記ディスク部の外周端部に連接して軸方向に沿って爪状に突出すると共に、周方向に隙間(54)を空けて配置され、周方向において交互に異なる極性に磁化される複数の爪状磁極部(44)と、
前記爪状磁極部の外周を覆う筒状の外周鉄心部(46)と、
前記ボス部と前記爪状磁極部との隙間において前記ボス部の外周に巻装された界磁巻線(48)と、を備える回転電機用回転子(20)であって、
前記外周鉄心部は、軸方向に沿って第1間隔(L1)を空けて並んで配置された複数の第1電気的絶縁層(58)を有すると共に、
前記爪状磁極部は、前記外周鉄心部に接する外周面に設けられ、軸方向に沿って第2間隔(L2)を空けて並んで配置された複数の第2電気的絶縁層(70)を有し、
前記第1間隔と前記第2間隔とは、互いに不等である回転電機用回転子。 - 前記外周鉄心部は、軟磁性の薄板部材が軸方向に複数積層された構造を有し、
前記第1電気的絶縁層は、積層方向に隣接する前記薄板部材同士を絶縁する絶縁層(58)を含む請求項1記載の回転電機用回転子。 - 前記第2電気的絶縁層は、前記爪状磁極部の前記外周面に刻まれた溝(70)を含む請求項1又は2記載の回転電機用回転子。
- 前記外周鉄心部は、周方向において前記爪状磁極部の極性が変わる境界部と固定子(24)との間のエアギャップが前記境界部以外の部位と前記固定子との間のエアギャップに比して大きくなるように形成されている請求項1乃至3の何れか一項記載の回転電機用回転子。
- 前記外周鉄心部の透磁率が、前記ボス部、前記ディスク部、及び前記爪状磁極部を含むポールコアの透磁率に比して低い請求項1乃至4の何れか一項記載の回転電機用回転子。
- 前記外周鉄心部の飽和磁束密度が、前記ポールコアの飽和磁束密度以上である請求項5記載の回転電機用回転子。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016112283A JP6673032B2 (ja) | 2016-06-03 | 2016-06-03 | 回転電機用回転子 |
US15/612,558 US20170353074A1 (en) | 2016-06-03 | 2017-06-02 | Rotor for rotating electric machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016112283A JP6673032B2 (ja) | 2016-06-03 | 2016-06-03 | 回転電機用回転子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017220988A JP2017220988A (ja) | 2017-12-14 |
JP6673032B2 true JP6673032B2 (ja) | 2020-03-25 |
Family
ID=60483533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016112283A Active JP6673032B2 (ja) | 2016-06-03 | 2016-06-03 | 回転電機用回転子 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20170353074A1 (ja) |
JP (1) | JP6673032B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020017114A1 (ja) * | 2018-07-17 | 2020-01-23 | 三菱電機株式会社 | 回転電機 |
US20230249536A1 (en) * | 2022-02-10 | 2023-08-10 | Schaeffler Technologies AG & Co. KG | Drive plate configuration for torque converter |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3767135B2 (ja) * | 1997-11-13 | 2006-04-19 | 三菱電機株式会社 | 回転電機の回転子の製造方法 |
KR19990077581A (ko) * | 1998-03-05 | 1999-10-25 | 가나이 쓰도무 | 차량용교류발전기 |
JP3785984B2 (ja) * | 2001-10-22 | 2006-06-14 | 株式会社デンソー | 回転電機 |
JP4706397B2 (ja) * | 2005-08-30 | 2011-06-22 | 株式会社デンソー | 回転電機の回転子およびその製造方法 |
JP4524657B2 (ja) * | 2005-09-01 | 2010-08-18 | 株式会社デンソー | 回転子の磁石保護構造及び磁石保護方法 |
JP4670661B2 (ja) * | 2006-01-26 | 2011-04-13 | 株式会社デンソー | 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 |
-
2016
- 2016-06-03 JP JP2016112283A patent/JP6673032B2/ja active Active
-
2017
- 2017-06-02 US US15/612,558 patent/US20170353074A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20170353074A1 (en) | 2017-12-07 |
JP2017220988A (ja) | 2017-12-14 |
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