FI118448B - Yliaaltojen pienentäminen sähkömoottorissa - Google Patents
Yliaaltojen pienentäminen sähkömoottorissa Download PDFInfo
- Publication number
- FI118448B FI118448B FI20041597A FI20041597A FI118448B FI 118448 B FI118448 B FI 118448B FI 20041597 A FI20041597 A FI 20041597A FI 20041597 A FI20041597 A FI 20041597A FI 118448 B FI118448 B FI 118448B
- Authority
- FI
- Finland
- Prior art keywords
- stator
- electric motor
- rotor
- poles
- grooves
- Prior art date
Links
- 230000006870 function Effects 0.000 claims description 48
- 238000004804 winding Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 41
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 238000009826 distribution Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 2
- 238000000137 annealing Methods 0.000 claims 1
- 230000005291 magnetic effect Effects 0.000 description 27
- 239000000306 component Substances 0.000 description 10
- 230000004907 flux Effects 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000007480 spreading Effects 0.000 description 6
- 238000003892 spreading Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000005294 ferromagnetic effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000004508 polar body Anatomy 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000000418 atomic force spectrum Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229940096118 ella Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- OOLLAFOLCSJHRE-ZHAKMVSLSA-N ulipristal acetate Chemical compound C1=CC(N(C)C)=CC=C1[C@@H]1C2=C3CCC(=O)C=C3CC[C@H]2[C@H](CC[C@]2(OC(C)=O)C(C)=O)[C@]2(C)C1 OOLLAFOLCSJHRE-ZHAKMVSLSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
-
- 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
- H02K1/12—Stationary 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20041597A FI118448B (fi) | 2004-12-13 | 2004-12-13 | Yliaaltojen pienentäminen sähkömoottorissa |
| CN2005800480671A CN101116233B (zh) | 2004-12-13 | 2005-12-12 | 减小电机中的谐波 |
| HK08107380.5A HK1112328B (en) | 2004-12-13 | 2005-12-12 | Reduction of harmonics in an electric motor |
| ES05817612.4T ES2626566T3 (es) | 2004-12-13 | 2005-12-12 | Reducción de armónicos en un motor eléctrico |
| KR1020077013206A KR101233110B1 (ko) | 2004-12-13 | 2005-12-12 | 전기 모터에서의 고조파 감소 |
| JP2007546094A JP5179193B2 (ja) | 2004-12-13 | 2005-12-12 | 電動モータにおける高調波の減少 |
| EP05817612.4A EP1836759B1 (en) | 2004-12-13 | 2005-12-12 | Reduction of harmonics in an electric motor |
| PCT/FI2005/050459 WO2006064089A1 (en) | 2004-12-13 | 2005-12-12 | Reduction of harmonics in an electric motor |
| US11/808,484 US7675213B2 (en) | 2004-12-13 | 2007-06-11 | Reduction of harmonics in an electric motor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20041597 | 2004-12-13 | ||
| FI20041597A FI118448B (fi) | 2004-12-13 | 2004-12-13 | Yliaaltojen pienentäminen sähkömoottorissa |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI20041597A0 FI20041597A0 (fi) | 2004-12-13 |
| FI20041597L FI20041597L (fi) | 2006-06-14 |
| FI118448B true FI118448B (fi) | 2007-11-15 |
Family
ID=33547967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20041597A FI118448B (fi) | 2004-12-13 | 2004-12-13 | Yliaaltojen pienentäminen sähkömoottorissa |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7675213B2 (enExample) |
| EP (1) | EP1836759B1 (enExample) |
| JP (1) | JP5179193B2 (enExample) |
| KR (1) | KR101233110B1 (enExample) |
| CN (1) | CN101116233B (enExample) |
| ES (1) | ES2626566T3 (enExample) |
| FI (1) | FI118448B (enExample) |
| WO (1) | WO2006064089A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101771299B (zh) * | 2009-12-26 | 2012-07-04 | 中国矿业大学 | 一种转子导体非均匀分布的永磁同步电机的转子结构 |
| TWI465006B (zh) * | 2011-12-02 | 2014-12-11 | Ind Tech Res Inst | 軸向磁通電機定子組結構 |
| CN202856488U (zh) | 2012-08-03 | 2013-04-03 | 埃塞克科技有限公司 | 横向磁通发电机 |
| CA2827650A1 (en) | 2012-09-24 | 2014-03-24 | Eocycle Technologies Inc. | Transverse flux electrical machine stator and assembly thereof |
| CA2829812A1 (en) | 2012-10-17 | 2014-04-17 | Eocycle Technologies Inc. | Transverse flux electrical machine rotor |
| EP2728713A1 (en) * | 2012-10-31 | 2014-05-07 | Openhydro IP Limited | An electrical machine |
| EP2728712A1 (en) * | 2012-10-31 | 2014-05-07 | Openhydro IP Limited | A power generator for a hydro turbine |
| US9742225B2 (en) | 2015-08-11 | 2017-08-22 | Genesis Robotics Llp | Electric machine |
| US11139707B2 (en) | 2015-08-11 | 2021-10-05 | Genesis Robotics And Motion Technologies Canada, Ulc | Axial gap electric machine with permanent magnets arranged between posts |
| US11043885B2 (en) | 2016-07-15 | 2021-06-22 | Genesis Robotics And Motion Technologies Canada, Ulc | Rotary actuator |
| EP3785356B1 (en) * | 2018-08-28 | 2025-10-01 | Boston Scientific Scimed Inc. | Axial flux motor for percutaneous circulatory support device |
| DE102019203883A1 (de) * | 2019-03-21 | 2020-09-24 | Robert Bosch Gmbh | Ringförmiger Stator und Verfahren zu seiner Herstellung |
| US11735965B2 (en) | 2021-03-22 | 2023-08-22 | Rolls-Royce Plc | Rotor assembly |
| US11870305B2 (en) | 2021-03-22 | 2024-01-09 | Rolls-Royce Singapore Pte. Ltd. | System and method for reduced rotor losses |
| CN116799988A (zh) * | 2022-03-16 | 2023-09-22 | 浙江方正电机股份有限公司 | 转子结构及其形成方法、电机结构 |
| JP2025067233A (ja) * | 2023-10-12 | 2025-04-24 | 株式会社日立産機システム | 回転電機 |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB688696A (en) * | 1950-03-15 | 1953-03-11 | British Thomson Houston Co Ltd | Improvements in heteropolar inductor alternators |
| GB887047A (en) * | 1958-11-18 | 1962-01-17 | Friedrich Tellert | Improvements in or relating to dynamo electric machines |
| DE2337905A1 (de) * | 1973-07-26 | 1975-02-13 | Gerhard Berger Fabrikation Ele | Selbstanlaufender synchronmotor mit dauermagnetlaeufer |
| JPS54134309A (en) * | 1978-04-10 | 1979-10-18 | Nippon Soken | Ac power generator for vehicles |
| SU955368A1 (ru) * | 1981-01-08 | 1982-08-30 | Ленинградское Электромашиностроительное Объединение "Электросила" Им.С.М.Кирова | Статор синхронной электрической машины |
| JPS58116031A (ja) * | 1981-12-28 | 1983-07-11 | Toshiba Corp | 回転電機の鉄心 |
| US4516048A (en) * | 1983-09-29 | 1985-05-07 | The Superior Electric Company | Stator with nonuniformly spaced teeth for rotating electromagnetic device |
| US4692646A (en) | 1984-08-01 | 1987-09-08 | Matsushita Electric Industrial Co., Ltd. | Rotating electric motor with reduced cogging torque |
| US4847526A (en) * | 1985-07-11 | 1989-07-11 | Nippon Ferrofluidics Corporation | Variant-pole electric motor |
| US4703243A (en) * | 1986-04-17 | 1987-10-27 | Kollmorgen Technologies Corporation | Stepping motor harmonic suppression |
| SE455247B (sv) | 1987-07-08 | 1988-06-27 | Assar Nordebo | Trefasgenerator med lindningsfri rotor |
| US5107159A (en) * | 1989-09-01 | 1992-04-21 | Applied Motion Products, Inc. | Brushless DC motor assembly with asymmetrical poles |
| SU1725780A3 (ru) * | 1989-09-01 | 1992-04-07 | В. В. Ш кон дин | Мотор-колесо В.В.Шкондина |
| JPH02276448A (ja) * | 1990-03-23 | 1990-11-13 | Matsushita Electric Ind Co Ltd | 電動機 |
| JP3278770B2 (ja) * | 1992-07-31 | 2002-04-30 | ミネベア株式会社 | 多相ハイブリッド型ステッピングモータ |
| US5394321A (en) | 1992-09-02 | 1995-02-28 | Electric Power Research Institute, Inc. | Quasi square-wave back-EMF permanent magnet AC machines with five or more phases |
| JP3182493B2 (ja) * | 1994-12-27 | 2001-07-03 | 多摩川精機株式会社 | バリアブルリラクタンス型角度検出器 |
| US5734217A (en) | 1995-05-18 | 1998-03-31 | Aura Systems, Inc. | Induction machine using ferromagnetic conducting material in rotor |
| JPH1023733A (ja) * | 1996-07-02 | 1998-01-23 | Sayama Precision Ind Co | ステッピングモータ |
| JPH10164779A (ja) * | 1996-11-26 | 1998-06-19 | Fuji Electric Co Ltd | アクシャルギャップ同期機 |
| US6348751B1 (en) | 1997-12-12 | 2002-02-19 | New Generation Motors Corporation | Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap |
| JP3428896B2 (ja) * | 1998-05-07 | 2003-07-22 | オークマ株式会社 | トルクリップルを低減したモータ |
| US6803694B2 (en) * | 1998-11-06 | 2004-10-12 | Metglas, Inc. | Unitary amorphous metal component for an axial flux electric machine |
| JP3490659B2 (ja) * | 2000-02-29 | 2004-01-26 | 三菱電機株式会社 | 交流発電機 |
| JP3474824B2 (ja) | 2000-02-24 | 2003-12-08 | 三菱電機株式会社 | 車両用交流発電機 |
| JP2004289919A (ja) * | 2003-03-20 | 2004-10-14 | Nsk Ltd | 永久磁石モータ |
| JP2004336966A (ja) * | 2003-05-12 | 2004-11-25 | Mitsubishi Electric Corp | 回転電機 |
-
2004
- 2004-12-13 FI FI20041597A patent/FI118448B/fi not_active IP Right Cessation
-
2005
- 2005-12-12 ES ES05817612.4T patent/ES2626566T3/es not_active Expired - Lifetime
- 2005-12-12 EP EP05817612.4A patent/EP1836759B1/en not_active Expired - Lifetime
- 2005-12-12 KR KR1020077013206A patent/KR101233110B1/ko not_active Expired - Fee Related
- 2005-12-12 CN CN2005800480671A patent/CN101116233B/zh not_active Expired - Fee Related
- 2005-12-12 JP JP2007546094A patent/JP5179193B2/ja not_active Expired - Fee Related
- 2005-12-12 WO PCT/FI2005/050459 patent/WO2006064089A1/en not_active Ceased
-
2007
- 2007-06-11 US US11/808,484 patent/US7675213B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP1836759B1 (en) | 2017-03-29 |
| JP5179193B2 (ja) | 2013-04-10 |
| CN101116233B (zh) | 2010-09-08 |
| CN101116233A (zh) | 2008-01-30 |
| FI20041597A0 (fi) | 2004-12-13 |
| FI20041597L (fi) | 2006-06-14 |
| US20070241634A1 (en) | 2007-10-18 |
| US7675213B2 (en) | 2010-03-09 |
| EP1836759A1 (en) | 2007-09-26 |
| JP2008523782A (ja) | 2008-07-03 |
| HK1112328A1 (en) | 2008-08-29 |
| KR20070086071A (ko) | 2007-08-27 |
| EP1836759A4 (en) | 2012-03-21 |
| KR101233110B1 (ko) | 2013-02-14 |
| WO2006064089A1 (en) | 2006-06-22 |
| ES2626566T3 (es) | 2017-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Ref document number: 118448 Country of ref document: FI |
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| MM | Patent lapsed |