EP4402785A4 - Verfahren zur herstellung einer ringförmigen permanentmagnetstruktur - Google Patents

Verfahren zur herstellung einer ringförmigen permanentmagnetstruktur

Info

Publication number
EP4402785A4
EP4402785A4 EP22870387.2A EP22870387A EP4402785A4 EP 4402785 A4 EP4402785 A4 EP 4402785A4 EP 22870387 A EP22870387 A EP 22870387A EP 4402785 A4 EP4402785 A4 EP 4402785A4
Authority
EP
European Patent Office
Prior art keywords
producing
permanent magnet
magnet structure
annular permanent
annular
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
EP22870387.2A
Other languages
English (en)
French (fr)
Other versions
EP4402785A1 (de
Inventor
Zhaoqiang Zhang
Lars-Endre Johannessen
Halvard Berge
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.)
Alva Industries As
Alva Ind As
Original Assignee
Alva Industries As
Alva Ind As
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 Alva Industries As, Alva Ind As filed Critical Alva Industries As
Publication of EP4402785A1 publication Critical patent/EP4402785A1/de
Publication of EP4402785A4 publication Critical patent/EP4402785A4/de
Pending legal-status Critical Current

Links

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
    • H02K15/03—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having 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
    • 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
    • H02K1/2783—Surface mounted magnets; Inset magnets with magnets arranged in Halbach arrays
    • 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
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset 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
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H02K1/2792—Surface mounted magnets; Inset magnets with magnets arranged in Halbach arrays

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
EP22870387.2A 2021-09-17 2022-09-16 Verfahren zur herstellung einer ringförmigen permanentmagnetstruktur Pending EP4402785A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20211119A NO347656B1 (en) 2021-09-17 2021-09-17 Method for production of a ring-shaped permanent magnet structure
PCT/NO2022/050214 WO2023043320A1 (en) 2021-09-17 2022-09-16 Method for production of a ring-shaped permanent magnet structure

Publications (2)

Publication Number Publication Date
EP4402785A1 EP4402785A1 (de) 2024-07-24
EP4402785A4 true EP4402785A4 (de) 2025-07-30

Family

ID=85603316

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22870387.2A Pending EP4402785A4 (de) 2021-09-17 2022-09-16 Verfahren zur herstellung einer ringförmigen permanentmagnetstruktur

Country Status (3)

Country Link
EP (1) EP4402785A4 (de)
NO (1) NO347656B1 (de)
WO (1) WO2023043320A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4715847A1 (de) * 2024-09-19 2026-03-25 Goodrich Actuation Systems SAS Hilfsvorrichtung zum einsetzen von magneten in eine hohlwelle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5535827B2 (ja) * 2010-08-24 2014-07-02 アスモ株式会社 ハルバッハ配列磁石の製造方法
US20190229573A1 (en) * 2016-10-10 2019-07-25 Jiangsu University Permanent magnet brushless motor having high winding factor, and design and fault-tolerant control methods thereof
CN112400269A (zh) * 2018-07-13 2021-02-23 日本电产株式会社 注塑成型的无刷电动机用磁体保持件
KR102238275B1 (ko) * 2019-11-07 2021-04-08 김명권 자석 조립용 지그

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070138891A1 (en) * 2005-12-19 2007-06-21 Emerson Electric Co. Magnet retention and positioning sleeve for surface mounted rotor assemblies
KR20090040827A (ko) * 2007-10-22 2009-04-27 김경한 배열자석 조립 방법
JP5689550B2 (ja) * 2013-04-03 2015-03-25 ファナック株式会社 回転電機の回転軸部に固定される回転子部材、回転子部材を備える回転子、および回転電機、ならびに、回転子を製造する方法
JP6360775B2 (ja) * 2014-10-29 2018-07-18 Ｋｙｂ株式会社 ロータの製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5535827B2 (ja) * 2010-08-24 2014-07-02 アスモ株式会社 ハルバッハ配列磁石の製造方法
US20190229573A1 (en) * 2016-10-10 2019-07-25 Jiangsu University Permanent magnet brushless motor having high winding factor, and design and fault-tolerant control methods thereof
CN112400269A (zh) * 2018-07-13 2021-02-23 日本电产株式会社 注塑成型的无刷电动机用磁体保持件
KR102238275B1 (ko) * 2019-11-07 2021-04-08 김명권 자석 조립용 지그

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023043320A1 *

Also Published As

Publication number Publication date
EP4402785A1 (de) 2024-07-24
WO2023043320A1 (en) 2023-03-23
NO347656B1 (en) 2024-02-12
NO20211119A1 (en) 2023-03-20

Similar Documents

Publication Publication Date Title
EP4493561A4 (de) Verfahren zur herstellung substituierter spirooxindolderivate
EP3971158A4 (de) Verfahren zur herstellung einer cannabidiolverbindung
EP4277693C0 (de) Verfahren zur herstellung einer elektrodenanordnung
EP4084131A4 (de) Verfahren zur herstellung einer anode
EP3965738C0 (de) Verfahren zur herstellung von liposomen
EP4116314A4 (de) Verfahren zur herstellung von 16alpha-hydroxyprednisolon
EP3858817A4 (de) Verfahren zur herstellung einer amidatverbindung sowie amidatverbindung
EP3604287A4 (de) Verfahren zur herstellung einer amidatverbindung
EP4083689A4 (de) Verfahren zur herstellung eines brillenglases
EP4228878C0 (de) Verfahren zur herstellung eines brillenglases
EP4082691A4 (de) Verfahren zur herstellung eines gesinterten r-t-b-magneten und gesinterter r-t-b-magnet
EP3765645A4 (de) Verfahren zur herstellung einer aluminium-scandium-legierung
EP4373800A4 (de) Verfahren zur herstellung von hexahydrocannabinol
EP4410796A4 (de) Verfahren zur herstellung einer alkoxysilylalkylaminopropyl-modifizierten polysiloxanverbindung
EP4163267A4 (de) Verfahren zur herstellung einer aromatischen verbindung
EP4098383C0 (de) Verfahren zur herstellung eines neodym-eisen-bor-permanentmagneten
EP4232272C0 (de) Verfahren zur herstellung eines brillenglases
EP4402785A4 (de) Verfahren zur herstellung einer ringförmigen permanentmagnetstruktur
EP4292108C0 (de) Verfahren zur herstellung eines rohmagneten
EP4177243A4 (de) Verfahren zur herstellung einer aromatischen etherverbindung
EP4036245A4 (de) Verfahren zur herstellung von lipopolysaccharid
EP3895188C0 (de) Verfahren zur herstellung eines weich- oder permanentmagneten
EP4093726A4 (de) Verfahren zur herstellung von methanol
EP3954436C0 (de) Verfahren zur herstellung einer biogewebeähnlichen struktur
EP4293002A4 (de) Verfahren zur herstellung einer alkenylphosphorverbindung

Legal Events

Date Code Title Description
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: 20240408

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)
A4 Supplementary search report drawn up and despatched

Effective date: 20250626

RIC1 Information provided on ipc code assigned before grant

Ipc: H02K 15/03 20060101AFI20250620BHEP

Ipc: H02K 1/278 20220101ALI20250620BHEP

Ipc: H02K 1/2783 20220101ALI20250620BHEP

Ipc: H02K 1/2791 20220101ALI20250620BHEP

Ipc: H02K 1/2792 20220101ALI20250620BHEP