KR102857829B1 - 방향성 전자 강판 및 그 제조 방법 - Google Patents

방향성 전자 강판 및 그 제조 방법

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Publication number
KR102857829B1
KR102857829B1 KR1020247025193A KR20247025193A KR102857829B1 KR 102857829 B1 KR102857829 B1 KR 102857829B1 KR 1020247025193 A KR1020247025193 A KR 1020247025193A KR 20247025193 A KR20247025193 A KR 20247025193A KR 102857829 B1 KR102857829 B1 KR 102857829B1
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KR
South Korea
Prior art keywords
groove
electrical steel
steel sheet
angle
region
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KR1020247025193A
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English (en)
Korean (ko)
Other versions
KR20240129194A (ko
Inventor
유스케 가와무라
Original Assignee
닛폰세이테츠 가부시키가이샤
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Publication of KR20240129194A publication Critical patent/KR20240129194A/ko
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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
    • 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
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1294—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localised treatment
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • H01F1/16—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 in the form of sheets
    • 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
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
KR1020247025193A 2022-03-28 2023-03-27 방향성 전자 강판 및 그 제조 방법 Active KR102857829B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2022-052345 2022-03-28
JP2022052345 2022-03-28
PCT/JP2023/012183 WO2023190331A1 (ja) 2022-03-28 2023-03-27 方向性電磁鋼板及びその製造方法

Publications (2)

Publication Number Publication Date
KR20240129194A KR20240129194A (ko) 2024-08-27
KR102857829B1 true KR102857829B1 (ko) 2025-09-10

Family

ID=88201724

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247025193A Active KR102857829B1 (ko) 2022-03-28 2023-03-27 방향성 전자 강판 및 그 제조 방법

Country Status (6)

Country Link
US (1) US20250118469A1 (https=)
EP (1) EP4502189A4 (https=)
JP (1) JP7828011B2 (https=)
KR (1) KR102857829B1 (https=)
CN (1) CN118647742A (https=)
WO (1) WO2023190331A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025070786A1 (ja) * 2023-09-27 2025-04-03 日本製鉄株式会社 方向性電磁鋼板及びその製造方法
JPWO2025070781A1 (https=) * 2023-09-27 2025-04-03
JP7836023B2 (ja) * 2023-09-27 2026-03-26 日本製鉄株式会社 方向性電磁鋼板及びその製造方法
JPWO2025070776A1 (https=) * 2023-09-27 2025-04-03
WO2025070780A1 (ja) * 2023-09-27 2025-04-03 日本製鉄株式会社 方向性電磁鋼板、及び方向性電磁鋼板の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020169373A (ja) 2019-04-05 2020-10-15 日本製鉄株式会社 方向性電磁鋼板

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585969B2 (ja) * 1979-03-05 1983-02-02 新日本製鐵株式会社 低鉄損一方向性珪素鋼板の製造方法
JP3148092B2 (ja) 1995-03-30 2001-03-19 新日本製鐵株式会社 鉄損の低い鏡面方向性電磁鋼板の製造方法
JPH11293340A (ja) * 1998-04-08 1999-10-26 Kawasaki Steel Corp 低鉄損方向性電磁鋼板及びその製造方法
CN101946017B (zh) * 2008-02-19 2013-06-05 新日铁住金株式会社 低铁损单向性电磁钢板的制造方法
JP5691265B2 (ja) 2010-06-30 2015-04-01 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP5668379B2 (ja) 2010-09-09 2015-02-12 Ｊｆｅスチール株式会社 方向性電磁鋼板およびその製造方法
MX2013002627A (es) 2010-09-10 2013-04-24 Jfe Steel Corp Lamina de acero magnetica de grano orientado y proceso para producir la misma.
JP5793859B2 (ja) 2010-12-16 2015-10-14 Ｊｆｅスチール株式会社 方向性電磁鋼板およびその製造方法
EP2843069B1 (en) 2012-04-26 2019-06-05 JFE Steel Corporation Grain-oriented electrical steel sheet and method for manufacturing same
JP6176282B2 (ja) 2014-04-11 2017-08-09 Ｊｆｅスチール株式会社 方向性電磁鋼板およびその製造方法
US20170298467A1 (en) 2014-10-06 2017-10-19 Jfe Steel Corporation Low iron loss grain oriented electrical steel sheet and method for manufacturing the same
CN106282512B (zh) * 2015-05-11 2018-03-30 宝山钢铁股份有限公司 低噪音变压器用取向硅钢片制造方法
JP2022052345A (ja) 2020-09-23 2022-04-04 キヤノンメディカルシステムズ株式会社 超音波診断装置、撮像方法、及び撮像プログラム

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020169373A (ja) 2019-04-05 2020-10-15 日本製鉄株式会社 方向性電磁鋼板

Also Published As

Publication number Publication date
JPWO2023190331A1 (https=) 2023-10-05
JP7828011B2 (ja) 2026-03-11
KR20240129194A (ko) 2024-08-27
EP4502189A1 (en) 2025-02-05
US20250118469A1 (en) 2025-04-10
EP4502189A4 (en) 2025-07-16
CN118647742A (zh) 2024-09-13
WO2023190331A1 (ja) 2023-10-05

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