IN2012DE00278A - - Google Patents

Info

Publication number
IN2012DE00278A
IN2012DE00278A IN278DE2012A IN2012DE00278A IN 2012DE00278 A IN2012DE00278 A IN 2012DE00278A IN 278DE2012 A IN278DE2012 A IN 278DE2012A IN 2012DE00278 A IN2012DE00278 A IN 2012DE00278A
Authority
IN
India
Prior art keywords
magnet
layer
electrical machine
layered
arrangement
Prior art date
Application number
Other languages
English (en)
Inventor
Erik Groendahl;
Henrik Stiesdal;
Adriana Cristina Urda;
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of IN2012DE00278A publication Critical patent/IN2012DE00278A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/011—Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of iron alloys or steels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/008—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression characterised by the composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • 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
    • H02K1/17—Stator 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
    • 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
    • H02K1/278—Surface mounted magnets; Inset magnets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/021—Construction of PM
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • H02K7/1838—Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
IN278DE2012 2011-03-09 2012-02-01 IN2012DE00278A (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP11157463.8A EP2498267B1 (en) 2011-03-09 2011-03-09 Layered magnet

Publications (1)

Publication Number Publication Date
IN2012DE00278A true IN2012DE00278A (ru) 2015-04-03

Family

ID=43829373

Family Applications (1)

Application Number Title Priority Date Filing Date
IN278DE2012 IN2012DE00278A (ru) 2011-03-09 2012-02-01

Country Status (8)

Country Link
US (1) US20120229239A1 (ru)
EP (1) EP2498267B1 (ru)
JP (1) JP6245790B2 (ru)
KR (1) KR20120103494A (ru)
CN (3) CN108847724A (ru)
BR (1) BR102012005246A2 (ru)
DK (1) DK2498267T3 (ru)
IN (1) IN2012DE00278A (ru)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2498267T3 (en) * 2011-03-09 2017-08-28 Siemens Ag Layered magnet
KR101405802B1 (ko) * 2012-12-12 2014-06-12 현대자동차주식회사 온도분포를 고려한 구동모터의 회전자 영구자석 장치
ITMI20122268A1 (it) * 2012-12-28 2014-06-29 Wilic Sarl Macchina elettrica
GB2511574B (en) * 2013-03-08 2017-10-04 Magnomatics Ltd Permanent magnet assembly for mounting to a rotor
JP6331317B2 (ja) * 2013-10-04 2018-05-30 大同特殊鋼株式会社 結合型ＲＦｅＢ系磁石及びその製造方法
JP6464552B2 (ja) * 2013-10-04 2019-02-06 大同特殊鋼株式会社 ＲＦｅＢ系磁石及びその製造方法
CN105281530B (zh) * 2014-07-11 2018-11-09 上海微电子装备（集团）股份有限公司 具有重力补偿功能的圆筒型音圈电机
CN104578636B (zh) * 2015-01-20 2017-01-25 东南大学 一种双定子轴向磁场磁通切换型混合永磁记忆电机
JP6550954B2 (ja) * 2015-06-19 2019-07-31 日産自動車株式会社 回転電機、磁石、及び磁石の製造方法
DE102016125558A1 (de) * 2016-12-23 2018-06-28 Scanlab Gmbh Galvanometerantrieb mit mehrschichtigen Permanentmagneten
US10256700B1 (en) 2017-10-10 2019-04-09 Zero E Technologies, Llc Robust permanent magnet electric machine and methods
WO2019120490A1 (en) * 2017-12-19 2019-06-27 Abb Schweiz Ag Multicomponent magnet assemblies for electrical machines
CN109787439A (zh) * 2019-03-19 2019-05-21 上海电气风电集团有限公司 电机转子的制造方法、电机转子及电机
CN111064289B (zh) * 2019-12-30 2022-05-17 智车优行科技（上海）有限公司 一种永磁同步电机、转子、转子磁钢及车辆
CN114731075A (zh) * 2020-07-23 2022-07-08 华为数字能源技术有限公司 电机转子和电机
EP3955428A1 (en) * 2020-08-14 2022-02-16 Siemens Gamesa Renewable Energy A/S Magnet assembly comprising a focused magnetic flux portion and a parallel magnetic flux portion

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
JP4150983B2 (ja) * 1998-05-07 2008-09-17 日立金属株式会社 電気抵抗率の傾斜機能を有する永久磁石とその製造方法
US6844656B1 (en) * 1999-02-10 2005-01-18 Neg Micon Control Systems A/S Electric multipole motor/generator with axial magnetic flux
BR0303575A (pt) * 2002-03-20 2004-04-20 Daikin Ind Ltd Motor elétrico do tipo de imã permanente e compressor que utiliza o mesmo
JP2005039255A (ja) * 2003-07-03 2005-02-10 Neomax Co Ltd 希土類永久磁石、回転機ならびに風力発電機
US6850140B1 (en) * 2003-09-10 2005-02-01 Magnetic Technologies Corporation Layered magnets and methods for producing same
JP4677942B2 (ja) * 2006-03-31 2011-04-27 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石の製造方法
CN101022052B (zh) * 2006-11-21 2010-04-14 陈赟 一种永磁铁氧体磁瓦的制造方法
CN101641854B (zh) * 2007-03-27 2012-10-10 日立金属株式会社 永磁体式旋转机及其制造方法
JP2009027846A (ja) * 2007-07-20 2009-02-05 Daido Steel Co Ltd 永久磁石およびこれを用いた表面磁石型モータ
JP2009153356A (ja) * 2007-12-25 2009-07-09 Hitachi Ltd 自己始動式永久磁石同期電動機
JP4672030B2 (ja) * 2008-01-31 2011-04-20 日立オートモティブシステムズ株式会社 焼結磁石及びそれを用いた回転機
FR2927481B1 (fr) * 2008-02-08 2010-12-10 Alstom Transport Sa Procede de montage d'un pole magnetique et rotor associe.
JP2009225608A (ja) * 2008-03-18 2009-10-01 Nitto Denko Corp モータ用永久磁石及びモータ用永久磁石の製造方法
JP2010022147A (ja) * 2008-07-11 2010-01-28 Hitachi Ltd 焼結磁石モータ
CN101409121B (zh) * 2008-08-05 2011-01-05 中钢集团安徽天源科技股份有限公司 电机用钕铁硼永磁体及其制造方法
EP2333935B1 (en) * 2008-10-02 2016-01-06 Nissan Motor Co., Ltd. Field pole magnet, field pole magnet manufacturing method, and permanent magnet rotary machine
JP5262643B2 (ja) * 2008-12-04 2013-08-14 信越化学工業株式会社 Ｎｄ系焼結磁石及びその製造方法
DK2498267T3 (en) * 2011-03-09 2017-08-28 Siemens Ag Layered magnet

Also Published As

Publication number Publication date
KR20120103494A (ko) 2012-09-19
JP2012191211A (ja) 2012-10-04
CN108847723A (zh) 2018-11-20
US20120229239A1 (en) 2012-09-13
DK2498267T3 (en) 2017-08-28
BR102012005246A2 (pt) 2013-11-26
CN102684323A (zh) 2012-09-19
EP2498267A1 (en) 2012-09-12
CN108847724A (zh) 2018-11-20
JP6245790B2 (ja) 2017-12-13
EP2498267B1 (en) 2017-06-14

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