JPWO2018159181A1 - 回転電機の回転子及びこれを備えた回転電機 - Google Patents
回転電機の回転子及びこれを備えた回転電機 Download PDFInfo
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- JPWO2018159181A1 JPWO2018159181A1 JP2019502514A JP2019502514A JPWO2018159181A1 JP WO2018159181 A1 JPWO2018159181 A1 JP WO2018159181A1 JP 2019502514 A JP2019502514 A JP 2019502514A JP 2019502514 A JP2019502514 A JP 2019502514A JP WO2018159181 A1 JPWO2018159181 A1 JP WO2018159181A1
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- 230000004907 flux Effects 0.000 claims description 17
- 230000005347 demagnetization Effects 0.000 abstract description 7
- 238000003780 insertion Methods 0.000 description 18
- 230000037431 insertion Effects 0.000 description 18
- 239000004065 semiconductor Substances 0.000 description 16
- 238000004804 winding Methods 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 11
- 238000004891 communication Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
-
- 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
-
- 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
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Description
Claims (8)
- 第1磁石を収納する第1空間と、第2磁石を収納する第2空間と、を形成する回転電機の回転子であって、
前記第1空間と回転子鉄心外周と最細部となるブリッジ太さは、前記第2空間と回転子鉄心外周と最細部となるブリッジ太さよりも大きく、
前記第2磁石は、当該第2磁石の最外部が前記第1磁石の最内部よりも内側となるように配置される回転電機の回転子。 - 請求項1に記載された回転電機の回転子であって、
前記第2空間は、互いに離れて形成されかつそれぞれ前記第2磁石を収納される第3空間と第3空間とにより構成され、
前記第3空間と前記第4空間によりV字状が構成される回転電機の回転子。 - 請求項2に記載された回転電機の回転子であって、
前記第1空間は、前記第3空間と前記第4空間の間に形成される回転電機の回転子。 - 請求項1ないし3に記載されたいずれかの回転電機の回転子であって、
前記第2磁石から発生する磁束の向きと平行な方向から投影した場合、
前記第2磁石は、当該第2磁石の外径側の端部の射影部が前記第1磁石収納空間の射影部と重なるように配置される回転電機の回転子。 - 請求項1ないし4に記載されたいずれかの回転電機の回転子であって、
前記第1磁石は、回転軸から外周に向かう方向に沿って周方向の幅が末広がりとなるように形成される回転電機の回転子。 - 請求項5に記載された回転電機の回転子であって、
前記第1磁石は、周方向に分割された複数の磁石で構成される回転電機の回転子。 - 請求項1ないし5に記載されたいずれかの回転電機の回転子であって、
前記第2空間は、前記第2磁石を収納する収納部と、ブリッジ部と、当該ブリッジ部を挟んで当該収納部と向かい合う空隙部と、により構成され、
前記最細部となるブリッジ太さは、前記空隙部と前記回転子鉄心外周との距離により定義される回転電機の回転子。 - 請求項1ないし7に記載されたいずれかの回転子を備える回転電機であって、
前記回転子を径方向に空隙を介して対向する固定子を備える回転電機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017035668 | 2017-02-28 | ||
JP2017035668 | 2017-02-28 | ||
PCT/JP2018/002632 WO2018159181A1 (ja) | 2017-02-28 | 2018-01-29 | 回転電機の回転子及びこれを備えた回転電機 |
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JPWO2018159181A1 true JPWO2018159181A1 (ja) | 2019-11-07 |
JP7113003B2 JP7113003B2 (ja) | 2022-08-04 |
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CN (1) | CN110326191B (ja) |
WO (1) | WO2018159181A1 (ja) |
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JP2021122163A (ja) * | 2020-01-31 | 2021-08-26 | 日立金属株式会社 | 回転電機 |
JP6987310B1 (ja) * | 2020-04-07 | 2021-12-22 | 三菱電機株式会社 | 回転電機 |
JP7484465B2 (ja) | 2020-06-12 | 2024-05-16 | ニデック株式会社 | 回転電機 |
CN116458035A (zh) * | 2020-11-09 | 2023-07-18 | 尼得科株式会社 | 旋转电机 |
CN116584019A (zh) | 2020-12-09 | 2023-08-11 | 尼得科株式会社 | 旋转电机 |
TWI814163B (zh) * | 2021-12-06 | 2023-09-01 | 日商日本電產股份有限公司 | 旋轉電機 |
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- 2018-01-29 JP JP2019502514A patent/JP7113003B2/ja active Active
- 2018-01-29 CN CN201880004614.3A patent/CN110326191B/zh active Active
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WO2018159181A1 (ja) | 2018-09-07 |
JP7113003B2 (ja) | 2022-08-04 |
CN110326191B (zh) | 2022-02-08 |
CN110326191A (zh) | 2019-10-11 |
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