EP3522186A4 - Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core - Google Patents

Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core Download PDF

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Publication number
EP3522186A4
EP3522186A4 EP17856259.1A EP17856259A EP3522186A4 EP 3522186 A4 EP3522186 A4 EP 3522186A4 EP 17856259 A EP17856259 A EP 17856259A EP 3522186 A4 EP3522186 A4 EP 3522186A4
Authority
EP
European Patent Office
Prior art keywords
magnetic core
nanocrystal alloy
alloy magnetic
manufacturing
unit
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.)
Granted
Application number
EP17856259.1A
Other languages
German (de)
French (fr)
Other versions
EP3522186A1 (en
EP3522186B1 (en
Inventor
Kazuhiro Hagiwara
Tsugitomo Nakada
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.)
Proterial Ltd
Original Assignee
Hitachi Metals Ltd
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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of EP3522186A1 publication Critical patent/EP3522186A1/en
Publication of EP3522186A4 publication Critical patent/EP3522186A4/en
Application granted granted Critical
Publication of EP3522186B1 publication Critical patent/EP3522186B1/en
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Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/04—Cores, Yokes, or armatures made from strips or ribbons
    • 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
    • H01F41/005—Impregnating or encapsulating
    • 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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Heat Treatment Of Articles (AREA)
EP17856259.1A 2016-09-29 2017-09-27 Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core Active EP3522186B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2016190806 2016-09-29
JP2017130920 2017-07-04
JP2017130922 2017-07-04
JP2017130921 2017-07-04
JP2017130923 2017-07-04
PCT/JP2017/035030 WO2018062310A1 (en) 2016-09-29 2017-09-27 Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core

Publications (3)

Publication Number Publication Date
EP3522186A1 EP3522186A1 (en) 2019-08-07
EP3522186A4 true EP3522186A4 (en) 2020-05-06
EP3522186B1 EP3522186B1 (en) 2022-11-02

Family

ID=61759566

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17856259.1A Active EP3522186B1 (en) 2016-09-29 2017-09-27 Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core

Country Status (4)

Country Link
EP (1) EP3522186B1 (en)
JP (3) JP6729705B2 (en)
CN (1) CN109716463B (en)
WO (1) WO2018062310A1 (en)

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EP3522186B1 (en) * 2016-09-29 2022-11-02 Hitachi Metals, Ltd. Nanocrystal alloy magnetic core, magnetic core unit, and method for manufacturing nanocrystal alloy magnetic core
JP7192511B2 (en) * 2019-01-10 2022-12-20 トヨタ自動車株式会社 Manufacturing method of alloy ribbon
CN109778081A (en) * 2019-01-23 2019-05-21 信维通信（江苏）有限公司 A kind of high Bs non-crystalline material and preparation method thereof
WO2020162480A1 (en) * 2019-02-05 2020-08-13 日立金属株式会社 Wound magnetic core, alloy core, and method for manufacturing wound magnetic core
JP7088057B2 (en) * 2019-02-06 2022-06-21 トヨタ自動車株式会社 How to manufacture alloy strips
DE102019105215A1 (en) * 2019-03-01 2020-09-03 Vacuumschmelze Gmbh & Co. Kg Alloy and method of making a magnetic core
JP7047798B2 (en) * 2019-03-05 2022-04-05 トヨタ自動車株式会社 Manufacturing method of alloy strip pieces
TW202108787A (en) * 2019-05-21 2021-03-01 日本商日立金屬股份有限公司 Production method for nanocrystalline alloy ribbon having resin film
JP7234809B2 (en) * 2019-06-06 2023-03-08 トヨタ自動車株式会社 Method for manufacturing alloy strip
JP2021005645A (en) * 2019-06-26 2021-01-14 学校法人トヨタ学園 Laminated iron core and manufacturing method thereof, and electrical device using laminated iron core
CN110257735B (en) * 2019-07-19 2020-08-11 横店集团东磁股份有限公司 Amorphous nanocrystalline soft magnetic material, preparation method and application thereof, amorphous strip, amorphous nanocrystalline strip and amorphous nanocrystalline magnetic sheet
CN112391522A (en) * 2019-08-15 2021-02-23 河南中岳非晶新型材料股份有限公司 Heat treatment process method of nanocrystalline strip
CN111218657B (en) * 2020-01-03 2021-07-30 北京工业大学 Amorphous tungsten-based high-entropy alloy thin film material and preparation method thereof
RU201014U1 (en) * 2020-03-24 2020-11-23 Юрий Пантелеевич Лепеха ELECTROMAGNETIC INTERFERENCE FILTER
CN111354563A (en) * 2020-04-14 2020-06-30 全球能源互联网研究院有限公司 Iron core for anode saturable reactor, preparation method and anode saturable reactor
DE102020120430A1 (en) 2020-08-03 2022-02-03 Florian Geling Choke for power electronics
CN112410531B (en) * 2020-11-12 2022-03-08 中国科学院宁波材料技术与工程研究所 Nanocrystalline alloy and preparation method thereof
RU203577U1 (en) * 2020-11-26 2021-04-13 Юрий Пантелеевич Лепеха INTERFERENCE FILTER FOR AC CIRCUITS IN MODULAR VERSION
RU202390U1 (en) * 2020-11-26 2021-02-16 Юрий Пантелеевич Лепеха DC INTERFERENCE FILTER, MODULAR
CN112899695B (en) * 2021-01-15 2023-05-23 信维通信（江苏）有限公司 Nanocrystalline strip heat treatment process
CN112927914B (en) * 2021-01-21 2022-07-12 广州金磁海纳新材料科技有限公司 Preparation method of high-permeability iron-based nanocrystalline magnetically soft alloy magnetic core
CN113030191B (en) * 2021-02-26 2023-03-17 浙江大学 Resin curing degree in-situ monitoring method based on embedded fiber sensor
CN113073178A (en) * 2021-03-23 2021-07-06 电子科技大学 Preparation method of GHz-frequency-band high-wave-absorption-performance iron-based nanocrystalline alloy
CN113257560A (en) * 2021-04-16 2021-08-13 青县择明朗熙电子器件有限公司 Manufacturing process of rectangular nanocrystalline spraying magnetic core suitable for medium-high frequency environment
CN113851302B (en) * 2021-09-23 2022-10-14 东莞理工学院 Differential mode-common mode integrated magnetic core structure and manufacturing method and application thereof
CN113990597A (en) * 2021-10-19 2022-01-28 河北申科磁性材料有限公司 Strip, high initial permeability amorphous nanocrystalline alloy, magnetic core and open-ended transformer
CN114628144B (en) * 2022-04-14 2023-04-18 常德智见新材料有限公司 I-type nanocrystalline magnetic core and preparation method thereof
CN117626134A (en) * 2023-12-28 2024-03-01 东莞市昱懋纳米科技有限公司 High-frequency high-permeability iron-based nanocrystalline alloy and preparation method thereof

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US5611871A (en) * 1994-07-20 1997-03-18 Hitachi Metals, Ltd. Method of producing nanocrystalline alloy having high permeability
JP2000328206A (en) * 1999-03-12 2000-11-28 Hitachi Metals Ltd Soft magnetic alloy strip and magnetic core using the same, its apparatus and production

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US4528481B1 (en) * 1976-09-02 1994-07-26 Gen Electric Treatment of amorphous magnetic alloys to produce a wide range of magnetic properties
US5611871A (en) * 1994-07-20 1997-03-18 Hitachi Metals, Ltd. Method of producing nanocrystalline alloy having high permeability
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Non-Patent Citations (1)

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Title
See also references of WO2018062310A1 *

Also Published As

Publication number Publication date
CN109716463B (en) 2021-04-09
WO2018062310A1 (en) 2018-04-05
JP2021002663A (en) 2021-01-07
EP3522186A1 (en) 2019-08-07
JP7028290B2 (en) 2022-03-02
EP3522186B1 (en) 2022-11-02
JPWO2018062310A1 (en) 2019-06-24
CN109716463A (en) 2019-05-03
JP6849023B2 (en) 2021-03-24
JP6729705B2 (en) 2020-07-22
JP2019201215A (en) 2019-11-21

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