CN108847723A - 分层磁体 - Google Patents

分层磁体 Download PDF

Info

Publication number
CN108847723A
CN108847723A CN201810676294.8A CN201810676294A CN108847723A CN 108847723 A CN108847723 A CN 108847723A CN 201810676294 A CN201810676294 A CN 201810676294A CN 108847723 A CN108847723 A CN 108847723A
Authority
CN
China
Prior art keywords
magnet
layer
layered
layers
dysprosium
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
Application number
CN201810676294.8A
Other languages
English (en)
Chinese (zh)
Inventor
E.格勒恩达尔
H.施蒂斯达尔
A.C.乌尔达
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Gamesa Renewable Energy
Original Assignee
Siemens Corp
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 Corp filed Critical Siemens Corp
Publication of CN108847723A publication Critical patent/CN108847723A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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)
CN201810676294.8A 2011-03-09 2012-03-09 分层磁体 Pending CN108847723A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP11157463.8 2011-03-09
EP11157463.8A EP2498267B1 (en) 2011-03-09 2011-03-09 Layered magnet
CN2012100609171A CN102684323A (zh) 2011-03-09 2012-03-09 分层磁体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2012100609171A Division CN102684323A (zh) 2011-03-09 2012-03-09 分层磁体

Publications (1)

Publication Number Publication Date
CN108847723A true CN108847723A (zh) 2018-11-20

Family

ID=43829373

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201810676294.8A Pending CN108847723A (zh) 2011-03-09 2012-03-09 分层磁体
CN2012100609171A Pending CN102684323A (zh) 2011-03-09 2012-03-09 分层磁体
CN201810678009.6A Pending CN108847724A (zh) 2011-03-09 2012-03-09 分层磁体

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN2012100609171A Pending CN102684323A (zh) 2011-03-09 2012-03-09 分层磁体
CN201810678009.6A Pending CN108847724A (zh) 2011-03-09 2012-03-09 分层磁体

Country Status (8)

Country Link
US (1) US20120229239A1 (enExample)
EP (1) EP2498267B1 (enExample)
JP (1) JP6245790B2 (enExample)
KR (1) KR20120103494A (enExample)
CN (3) CN108847723A (enExample)
BR (1) BR102012005246A2 (enExample)
DK (1) DK2498267T3 (enExample)
IN (1) IN2012DE00278A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108847724A (zh) * 2011-03-09 2018-11-20 西门子公司 分层磁体
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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
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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
WO2019074535A1 (en) 2017-10-10 2019-04-18 Zero E Technologies Llc SYSTEMS AND METHODS FOR COOLING AND STABILIZING ELECTRIC MACHINE
EP3729475B1 (en) * 2017-12-19 2023-09-06 ABB Schweiz AG Multicomponent magnet assemblies for electrical machines
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
DE102024101949A1 (de) 2024-01-24 2025-07-24 Bayerische Motoren Werke Aktiengesellschaft Rotor mit geschichteten Permanentmagneten

Citations (2)

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JP2007273815A (ja) * 2006-03-31 2007-10-18 Hitachi Metals Ltd Ｒ−Ｆｅ−Ｂ系希土類焼結磁石の製造方法
CN101641854A (zh) * 2007-03-27 2010-02-03 日立金属株式会社 永磁体式旋转机及其制造方法

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US6844656B1 (en) * 1999-02-10 2005-01-18 Neg Micon Control Systems A/S Electric multipole motor/generator with axial magnetic flux
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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
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EP2498267B1 (en) * 2011-03-09 2017-06-14 Siemens Aktiengesellschaft Layered magnet

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
JP2007273815A (ja) * 2006-03-31 2007-10-18 Hitachi Metals Ltd Ｒ−Ｆｅ−Ｂ系希土類焼結磁石の製造方法
CN101641854A (zh) * 2007-03-27 2010-02-03 日立金属株式会社 永磁体式旋转机及其制造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108847724A (zh) * 2011-03-09 2018-11-20 西门子公司 分层磁体
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

Also Published As

Publication number Publication date
US20120229239A1 (en) 2012-09-13
BR102012005246A2 (pt) 2013-11-26
CN102684323A (zh) 2012-09-19
EP2498267B1 (en) 2017-06-14
JP2012191211A (ja) 2012-10-04
IN2012DE00278A (enExample) 2015-04-03
JP6245790B2 (ja) 2017-12-13
EP2498267A1 (en) 2012-09-12
KR20120103494A (ko) 2012-09-19
CN108847724A (zh) 2018-11-20
DK2498267T3 (en) 2017-08-28

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Legal Events

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PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20190725

Address after: Tango barley

Applicant after: Siemens Gamesa Renewable Energy

Address before: Munich, Germany

Applicant before: Siemens AG

TA01 Transfer of patent application right
RJ01 Rejection of invention patent application after publication

Application publication date: 20181120

RJ01 Rejection of invention patent application after publication