EP4229739A1 - Rotor für eine elektrische drehmaschine - Google Patents
Rotor für eine elektrische drehmaschineInfo
- Publication number
- EP4229739A1 EP4229739A1 EP21785936.2A EP21785936A EP4229739A1 EP 4229739 A1 EP4229739 A1 EP 4229739A1 EP 21785936 A EP21785936 A EP 21785936A EP 4229739 A1 EP4229739 A1 EP 4229739A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing
- permanent magnet
- deformable
- rotor
- face
- 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.)
- Pending
Links
- 210000002105 tongue Anatomy 0.000 claims description 121
- 238000003475 lamination Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2010506A FR3115167A1 (fr) | 2020-10-14 | 2020-10-14 | Rotor de machine électrique tournante |
| PCT/FR2021/051557 WO2022079364A1 (fr) | 2020-10-14 | 2021-09-13 | Rotor de machine électrique tournante |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4229739A1 true EP4229739A1 (de) | 2023-08-23 |
Family
ID=74592071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21785936.2A Pending EP4229739A1 (de) | 2020-10-14 | 2021-09-13 | Rotor für eine elektrische drehmaschine |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230378830A1 (de) |
| EP (1) | EP4229739A1 (de) |
| CN (1) | CN116325433A (de) |
| FR (1) | FR3115167A1 (de) |
| WO (1) | WO2022079364A1 (de) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1751473C3 (de) | 1968-06-05 | 1974-04-25 | Kloeckner-Humboldt-Deutz Ag, 5000 Koeln | Viertakt-Kolbenbrennkraftmaschine |
| CA2142089A1 (en) * | 1992-08-12 | 1994-03-03 | Takashi Nagate | Permanent magnet rotor of brushless motor and production method thereof |
| JPH06133479A (ja) * | 1992-09-02 | 1994-05-13 | Toshiba Corp | 永久磁石ロータ及びその製造装置 |
| JP4566319B2 (ja) * | 2000-03-10 | 2010-10-20 | 三菱電機株式会社 | 永久磁石モータの永久磁石埋め込み型回転子 |
| DE102007029719A1 (de) | 2007-02-01 | 2008-08-07 | Robert Bosch Gmbh | Elektrische Maschine |
| DE102007036315A1 (de) | 2007-07-31 | 2009-02-05 | Robert Bosch Gmbh | Lamellenpaket für einen Rotor oder Stator einer elektrischen Maschine und entsprechende elektrische Maschine |
| DE102011078054A1 (de) | 2011-06-24 | 2012-12-27 | Robert Bosch Gmbh | Lamellenpaket mit Magnetfixiernasen für einen Rotor oder Stator einer Elektromaschine |
| JP5974672B2 (ja) | 2012-06-27 | 2016-08-23 | トヨタ紡織株式会社 | ロータコアの製造方法 |
| JP5936060B2 (ja) | 2012-09-14 | 2016-06-15 | 株式会社デンソー | 回転電機のロータ |
| JP5962632B2 (ja) * | 2013-11-15 | 2016-08-03 | 株式会社デンソー | 回転電機のロータ及びその製造方法 |
| DE102016204972A1 (de) | 2016-03-24 | 2017-09-28 | Schaeffler Technologies AG & Co. KG | Rotor einer elektrischen Maschine |
| CN110383636A (zh) * | 2017-03-15 | 2019-10-25 | 日立汽车系统株式会社 | 旋转电机的转子以及旋转电机 |
| FR3069115B1 (fr) | 2017-07-12 | 2020-01-24 | Valeo Equipements Electriques Moteur | Rotor de machine electrique tournante muni de languettes de maintien d'aimants permanents |
-
2020
- 2020-10-14 FR FR2010506A patent/FR3115167A1/fr active Pending
-
2021
- 2021-09-13 WO PCT/FR2021/051557 patent/WO2022079364A1/fr unknown
- 2021-09-13 CN CN202180070553.2A patent/CN116325433A/zh active Pending
- 2021-09-13 US US18/248,620 patent/US20230378830A1/en active Pending
- 2021-09-13 EP EP21785936.2A patent/EP4229739A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20230378830A1 (en) | 2023-11-23 |
| FR3115167A1 (fr) | 2022-04-15 |
| CN116325433A (zh) | 2023-06-23 |
| WO2022079364A1 (fr) | 2022-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20230424 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) |