JP6138489B2 - 永久磁石の同期マシン及びそれを製造し組み立てるための方法 - Google Patents
永久磁石の同期マシン及びそれを製造し組み立てるための方法 Download PDFInfo
- Publication number
- JP6138489B2 JP6138489B2 JP2012538367A JP2012538367A JP6138489B2 JP 6138489 B2 JP6138489 B2 JP 6138489B2 JP 2012538367 A JP2012538367 A JP 2012538367A JP 2012538367 A JP2012538367 A JP 2012538367A JP 6138489 B2 JP6138489 B2 JP 6138489B2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stator
- air gap
- permanent magnet
- eccentricity
- 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.)
- Expired - Fee Related
Links
- 230000001360 synchronised effect Effects 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims description 8
- 230000005291 magnetic effect Effects 0.000 claims description 16
- 230000035699 permeability Effects 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 10
- 230000005284 excitation Effects 0.000 description 10
- 238000004804 winding Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 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
- 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
-
- 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
- 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
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/16—Centering rotors within the stator; Balancing rotors
-
- 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
-
- 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
- Y10T29/49012—Rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
H≧(10*ε−δ)*μr
ここで、
δは、エアギャップの寸法設定値であり、
μrは、永久磁石の比透磁率である。
H≧(10*ε−δ)*μr
ここで、μrは、永久磁石の比透磁率である。
0.1*(H/μr+δ)≧ε
ここで、
Hは、磁束の方向での永久磁石の厚さであり、
μrは、永久磁石の比透磁率であり、
δは、ステータとロータの間の平均の物理的なエアギャップである。
0.1*(H+δ)≧ε=0.5*δ
この式に基づいて、永久磁石の十分な厚さのための値は、
H>4*δ
となる。
Claims (1)
- 永久磁石の同期マシンを製造し組み立てるための方法であって、
この永久磁石の同期マシンは、ステータ(14)と、ステータからエアギャップ(δ1)を隔てて、回転可能に支持されたロータ(12)と、を有し、
このロータは、その最大許容偏心量が少なくともエアギャップの十分の一になるように、ステータに対して偏心した状態で組み込まれることが可能であり、且つ、このロータは、磁束の方向に厚さHを備えた永久磁石を有し、
ロータは、永久磁石(24)の厚さ(H)と、ロータの最大許容偏心量(ε)と、エアギャップの寸法設定値(δ)との間に、下記の式が適用されるように、製造されそして組み込まれ:
H≧(10*ε−δ)*μr
ここで、μrは永久磁石の比透磁率であること、
を特徴とする、永久磁石の同期マシンを製造し組み立てるための方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20090417A FI20090417A (fi) | 2009-11-10 | 2009-11-10 | Kestomagneeteilla magnetoitu tahtikone ja menetelmä sen valmistamiseksi ja asentamiseksi |
FI20090417 | 2009-11-10 | ||
PCT/FI2010/000069 WO2011058215A2 (en) | 2009-11-10 | 2010-11-10 | A permanent-magnet synchronous machine and a method for manufacturing and installing it |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013510557A JP2013510557A (ja) | 2013-03-21 |
JP6138489B2 true JP6138489B2 (ja) | 2017-05-31 |
Family
ID=41395145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012538367A Expired - Fee Related JP6138489B2 (ja) | 2009-11-10 | 2010-11-10 | 永久磁石の同期マシン及びそれを製造し組み立てるための方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8482175B2 (ja) |
EP (1) | EP2499719A2 (ja) |
JP (1) | JP6138489B2 (ja) |
KR (2) | KR101566929B1 (ja) |
CN (1) | CN102714451B (ja) |
BR (1) | BR112012011088A8 (ja) |
FI (1) | FI20090417A (ja) |
WO (1) | WO2011058215A2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5709907B2 (ja) * | 2011-02-04 | 2015-04-30 | 三菱電機株式会社 | 車両用永久磁石埋込型回転電機 |
EP2549100B2 (en) * | 2011-07-18 | 2021-06-30 | Ge Renewable Tech Wind Bv | Wind power generator |
CN102647038A (zh) * | 2012-05-07 | 2012-08-22 | 杭州中骏汽车股份有限公司 | 合成磁场的转子 |
CN113569370B (zh) * | 2020-04-28 | 2023-09-22 | 上海电力大学 | 基于双曲余切变换法的永磁电机转子偏心磁场计算方法 |
JPWO2022244113A1 (ja) * | 2021-05-18 | 2022-11-24 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4590668A (en) * | 1985-05-28 | 1986-05-27 | Emerson Electric Co. | Method of and apparatus for assembling dynamoelectric machine |
GB2284104B (en) * | 1993-11-17 | 1998-04-15 | Ching Chuen Chan | Adjustable flux permanent magnet brushless DC motor |
DE29908433U1 (de) * | 1999-05-11 | 1999-07-29 | Voith Sulzer Papiertechnik Patent GmbH, 89522 Heidenheim | Walze |
JP2001275285A (ja) | 2000-03-29 | 2001-10-05 | Asmo Co Ltd | 永久磁石形モータ |
DE10133654A1 (de) | 2001-07-11 | 2003-02-06 | Siemens Ag | Synchronmaschine |
EP1420499B1 (en) * | 2002-11-15 | 2006-06-14 | Minebea Co., Ltd. | Rotor with embedded permanent magnets |
JP4591085B2 (ja) * | 2003-01-15 | 2010-12-01 | 三菱電機株式会社 | 永久磁石型電動機 |
US7042127B2 (en) * | 2003-04-02 | 2006-05-09 | Nidec Sankyo Corporation | Permanent magnet embedded motor |
US7411388B2 (en) * | 2005-08-30 | 2008-08-12 | Baker Hughes Incorporated | Rotary position sensor and method for determining a position of a rotating body |
DE202005014071U1 (de) | 2005-09-06 | 2007-01-18 | Oase Gmbh | Pumpe für Teich-, Aquarien- o.dgl. Anlagen |
US8035273B2 (en) * | 2005-12-08 | 2011-10-11 | A.O. Smith Corporation | Rotor assembly having two core portions each with a reduced back portion |
JP4909671B2 (ja) | 2006-08-07 | 2012-04-04 | カヤバ工業株式会社 | 軸方向空隙型電動機 |
JP5252790B2 (ja) * | 2006-08-11 | 2013-07-31 | カヤバ工業株式会社 | 軸方向空隙型電動機 |
CN101232205A (zh) * | 2008-01-25 | 2008-07-30 | 东南大学 | 可变磁通永磁同步电动机 |
EP2557662B1 (en) | 2011-08-10 | 2017-05-31 | Openhydro IP Limited | A hydroelectric turbine coil arrangement |
-
2009
- 2009-11-10 FI FI20090417A patent/FI20090417A/fi not_active Application Discontinuation
-
2010
- 2010-11-10 BR BR112012011088A patent/BR112012011088A8/pt not_active Application Discontinuation
- 2010-11-10 EP EP10807592A patent/EP2499719A2/en not_active Ceased
- 2010-11-10 CN CN201080056066.2A patent/CN102714451B/zh not_active Expired - Fee Related
- 2010-11-10 KR KR1020147027939A patent/KR101566929B1/ko active IP Right Grant
- 2010-11-10 KR KR1020127012128A patent/KR20120085282A/ko not_active Application Discontinuation
- 2010-11-10 WO PCT/FI2010/000069 patent/WO2011058215A2/en active Application Filing
- 2010-11-10 JP JP2012538367A patent/JP6138489B2/ja not_active Expired - Fee Related
-
2012
- 2012-05-10 US US13/468,465 patent/US8482175B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
BR112012011088A2 (pt) | 2016-07-05 |
KR20140136484A (ko) | 2014-11-28 |
KR20120085282A (ko) | 2012-07-31 |
WO2011058215A3 (en) | 2012-05-10 |
FI20090417A (fi) | 2011-05-11 |
BR112012011088A8 (pt) | 2017-12-26 |
US8482175B2 (en) | 2013-07-09 |
EP2499719A2 (en) | 2012-09-19 |
JP2013510557A (ja) | 2013-03-21 |
US20120274166A1 (en) | 2012-11-01 |
WO2011058215A2 (en) | 2011-05-19 |
KR101566929B1 (ko) | 2015-11-06 |
CN102714451A (zh) | 2012-10-03 |
FI20090417A0 (fi) | 2009-11-10 |
CN102714451B (zh) | 2015-07-29 |
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