BRPI0820742A2 - Método para fabricar uma chapa de aço eletromagnético de grão orientado cujos domínios magnéticos são controlados por irradiação de feixe de laser - Google Patents

Método para fabricar uma chapa de aço eletromagnético de grão orientado cujos domínios magnéticos são controlados por irradiação de feixe de laser

Info

Publication number
BRPI0820742A2
BRPI0820742A2 BRPI0820742-9A BRPI0820742A BRPI0820742A2 BR PI0820742 A2 BRPI0820742 A2 BR PI0820742A2 BR PI0820742 A BRPI0820742 A BR PI0820742A BR PI0820742 A2 BRPI0820742 A2 BR PI0820742A2
Authority
BR
Brazil
Prior art keywords
fabricating
controlled
laser beam
steel sheet
beam irradiation
Prior art date
Application number
BRPI0820742-9A
Other languages
English (en)
Inventor
Tatsuhiko Sakai
Hideyuki Hamamura
Masao Yabumoto
Original Assignee
Nippon Steel 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BRPI0820742A2 publication Critical patent/BRPI0820742A2/pt
Publication of BRPI0820742B1 publication Critical patent/BRPI0820742B1/pt

Links

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
    • H01F1/16—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
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localized treatment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/1234—Honeycomb, or with grain orientation or elongated elements in defined angular relationship in respective components [e.g., parallel, inter- secting, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457—Parallel ribs and/or grooves

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
BRPI0820742-9A 2007-12-12 2008-12-11 Método para fabricar uma chapa de aço eletromagnético de grão orientado cujos domínios magnéticos são controlados por irradiação de feixe de laser BRPI0820742B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007320615 2007-12-12
JP2007-320615 2007-12-12
PCT/JP2008/072525 WO2009075328A1 (ja) 2007-12-12 2008-12-11 レーザ光の照射により磁区が制御された方向性電磁鋼板の製造方法

Publications (2)

Publication Number Publication Date
BRPI0820742A2 true BRPI0820742A2 (pt) 2015-06-16
BRPI0820742B1 BRPI0820742B1 (pt) 2018-02-06

Family

ID=40755567

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0820742-9A BRPI0820742B1 (pt) 2007-12-12 2008-12-11 Método para fabricar uma chapa de aço eletromagnético de grão orientado cujos domínios magnéticos são controlados por irradiação de feixe de laser

Country Status (9)

Country Link
US (1) US8277574B2 (pt)
EP (1) EP2226399B1 (pt)
JP (1) JP4669565B2 (pt)
KR (1) KR101203286B1 (pt)
CN (1) CN101896626B (pt)
BR (1) BRPI0820742B1 (pt)
PL (1) PL2226399T3 (pt)
RU (1) RU2440426C1 (pt)
WO (1) WO2009075328A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5533133B2 (ja) * 2010-03-30 2014-06-25 Ｊｆｅスチール株式会社 方向性電磁鋼板の切断装置および切断方法
JP5027945B1 (ja) * 2011-03-04 2012-09-19 住友電気工業株式会社 圧粉成形体、圧粉成形体の製造方法、リアクトル、コンバータ、及び電力変換装置
WO2012155967A1 (de) * 2011-05-18 2012-11-22 Siemens Aktiengesellschaft Geräuscharmer transformator
CN107012309B (zh) * 2011-12-27 2020-03-10 杰富意钢铁株式会社 取向性电磁钢板的铁损改善装置
JP6010907B2 (ja) 2011-12-28 2016-10-19 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
US10395806B2 (en) * 2011-12-28 2019-08-27 Jfe Steel Corporation Grain-oriented electrical steel sheet and method of manufacturing the same
US10804015B2 (en) 2011-12-29 2020-10-13 Posco Electrical steel sheet and method for manufacturing the same
KR101370634B1 (ko) * 2011-12-29 2014-03-07 주식회사 포스코 전기강판 및 그 제조방법
BR112016030522B1 (pt) * 2014-07-03 2019-11-05 Nippon Steel & Sumitomo Metal Corp aparelho de processamento a laser
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
KR20200113009A (ko) * 2015-12-04 2020-10-05 제이에프이 스틸 가부시키가이샤 방향성 전자 강판의 제조 방법
KR101884429B1 (ko) 2016-12-22 2018-08-01 주식회사 포스코 방향성 전기강판 및 그 자구미세화 방법
CN108660295A (zh) * 2017-03-27 2018-10-16 宝山钢铁股份有限公司 一种低铁损取向硅钢及其制造方法
EP3943633A4 (en) * 2019-03-20 2022-09-07 Nippon Steel Corporation NON-ORIENTED ELECTROMAGNETIC STEEL SHEET AND METHOD OF MANUFACTURING THEREOF
EP4317470A1 (en) 2021-03-26 2024-02-07 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for manufacturing same
BR112023019084A2 (pt) 2021-03-26 2023-10-17 Nippon Steel Corp Chapa de aço elétrico de grão orientado, e, método para fabricar a chapa de aço elétrico de grão orientado
WO2022203087A1 (ja) 2021-03-26 2022-09-29 日本製鉄株式会社 方向性電磁鋼板及びその製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826405B2 (ja) 1979-10-03 1983-06-02 新日本製鐵株式会社 鉄損特性の優れた電機機器用電磁鋼板の製造方法
GB2062972B (en) * 1979-10-19 1983-08-10 Nippon Steel Corp Iron core for electrical machinery and apparatus and well as method for producing the iron core
JPS6019129B2 (ja) 1979-12-11 1985-05-14 新日本製鐵株式会社 変圧器鉄心の鉄損改善方法
JPS6023173B2 (ja) 1980-01-25 1985-06-06 新日本製鐵株式会社 電気機器用素子
JPS56105454A (en) 1980-01-23 1981-08-21 Matsushita Electric Ind Co Ltd Amorphous alloy
JPS59229419A (ja) 1983-06-11 1984-12-22 Nippon Steel Corp 方向性電磁鋼板の鉄損特性改善方法
US4655854A (en) * 1983-10-27 1987-04-07 Kawasaki Steel Corporation Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same
US5296051A (en) * 1993-02-11 1994-03-22 Kawasaki Steel Corporation Method of producing low iron loss grain-oriented silicon steel sheet having low-noise and superior shape characteristics
JP3470475B2 (ja) * 1995-11-27 2003-11-25 Ｊｆｅスチール株式会社 極めて鉄損の低い方向性電磁鋼板とその製造方法
DE69706388T2 (de) * 1996-10-21 2002-02-14 Kawasaki Steel Co Kornorientiertes elektromagnetisches Stahlblech
JP2000328139A (ja) * 1999-05-11 2000-11-28 Nippon Steel Corp 板厚の厚い低鉄損一方向性電磁鋼板の製造方法
JP4598321B2 (ja) 2001-07-26 2010-12-15 新日本製鐵株式会社 磁気特性の優れた方向性電磁鋼板
JP4189143B2 (ja) * 2001-10-22 2008-12-03 新日本製鐵株式会社 低鉄損一方向性電磁鋼板の製造方法
JP4510757B2 (ja) 2003-03-19 2010-07-28 新日本製鐵株式会社 磁気特性の優れた方向性電磁鋼板とその製造方法
JP4272588B2 (ja) * 2004-05-26 2009-06-03 新日本製鐵株式会社 方向性電磁鋼板の製造方法
JP4705382B2 (ja) * 2005-02-25 2011-06-22 新日本製鐵株式会社 一方向性電磁鋼板およびその製造方法
JP5008855B2 (ja) 2005-10-26 2012-08-22 新日本製鐵株式会社 磁気特性の優れた一方向性電磁鋼板の製造方法

Also Published As

Publication number Publication date
EP2226399B1 (en) 2020-02-05
KR20100100956A (ko) 2010-09-15
KR101203286B1 (ko) 2012-11-20
US20100243629A1 (en) 2010-09-30
EP2226399A4 (en) 2016-11-09
BRPI0820742B1 (pt) 2018-02-06
EP2226399A1 (en) 2010-09-08
US8277574B2 (en) 2012-10-02
RU2440426C1 (ru) 2012-01-20
CN101896626B (zh) 2012-07-18
CN101896626A (zh) 2010-11-24
PL2226399T3 (pl) 2020-07-13
WO2009075328A1 (ja) 2009-06-18
JP4669565B2 (ja) 2011-04-13
JPWO2009075328A1 (ja) 2011-04-28

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B25D Requested change of name of applicant approved