BRPI0717360B1 - Chapa elétrica de granulação orientada, superior em perda em watt - Google Patents

Chapa elétrica de granulação orientada, superior em perda em watt Download PDF

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Publication number
BRPI0717360B1
BRPI0717360B1 BRPI0717360-1B1A BRPI0717360A BRPI0717360B1 BR PI0717360 B1 BRPI0717360 B1 BR PI0717360B1 BR PI0717360 A BRPI0717360 A BR PI0717360A BR PI0717360 B1 BRPI0717360 B1 BR PI0717360B1
Authority
BR
Brazil
Prior art keywords
loss
watt
laser
residual stress
plate
Prior art date
Application number
BRPI0717360-1B1A
Other languages
English (en)
Portuguese (pt)
Inventor
Hideyuki Hamamura
Keiji Iwata
Tatsuhiko Sakai
Original Assignee
Nippon Steel & Sumitomo Metal 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 & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BRPI0717360A2 publication Critical patent/BRPI0717360A2/pt
Publication of BRPI0717360B1 publication Critical patent/BRPI0717360B1/pt

Links

Classifications

    • 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
    • C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
    • C21D10/005—Modifying the physical properties by methods other than heat treatment or deformation by laser shock processing
    • 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
    • C21D8/1277—Modifying the physical properties 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 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
    • 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
    • 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
    • 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
    • H01F1/14708—Fe-Ni based alloys
    • H01F1/14716—Fe-Ni based alloys in the form of sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
BRPI0717360-1B1A 2006-10-23 2007-10-16 Chapa elétrica de granulação orientada, superior em perda em watt BRPI0717360B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006287709A JP5613972B2 (ja) 2006-10-23 2006-10-23 鉄損特性の優れた一方向性電磁鋼板
JP2006-287709 2006-10-23
PCT/JP2007/070507 WO2008050700A1 (fr) 2006-10-23 2007-10-16 Tôle magnétique unidirectionnelle en acier présentant d'excellentes caractéristiques de pertes dans le fer

Publications (2)

Publication Number Publication Date
BRPI0717360A2 BRPI0717360A2 (pt) 2011-11-08
BRPI0717360B1 true BRPI0717360B1 (pt) 2014-11-04

Family

ID=39324497

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0717360-1B1A BRPI0717360B1 (pt) 2006-10-23 2007-10-16 Chapa elétrica de granulação orientada, superior em perda em watt

Country Status (10)

Country Link
US (1) US20090272464A1 (pl)
EP (1) EP2083091B1 (pl)
JP (1) JP5613972B2 (pl)
KR (1) KR20090064419A (pl)
CN (1) CN101528951B (pl)
BR (1) BRPI0717360B1 (pl)
PL (1) PL2083091T3 (pl)
RU (1) RU2400542C1 (pl)
TW (1) TW200831676A (pl)
WO (1) WO2008050700A1 (pl)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5923882B2 (ja) * 2010-06-30 2016-05-25 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
CN102477484B (zh) 2010-11-26 2013-09-25 宝山钢铁股份有限公司 一种快速激光刻痕方法
JP5429213B2 (ja) * 2011-02-23 2014-02-26 新日鐵住金株式会社 鉄損特性の優れた一方向性電磁鋼板の製造方法
KR20130140902A (ko) * 2011-06-01 2013-12-24 신닛테츠스미킨 카부시키카이샤 방향성 전자기 강판의 제조 장치 및 방향성 전자기 강판의 제조 방법
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
JP5884165B2 (ja) 2011-12-28 2016-03-15 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
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
JP6007501B2 (ja) * 2012-02-08 2016-10-12 Ｊｆｅスチール株式会社 方向性電磁鋼板
JP5954421B2 (ja) * 2012-08-30 2016-07-20 Ｊｆｅスチール株式会社 鉄心用方向性電磁鋼板およびその製造方法
MX368291B (es) 2012-09-06 2019-09-26 Etxetar Sa Procedimiento y sistema para el endurecimiento por laser de una superficie de una pieza de trabajo.
RU2501866C1 (ru) * 2012-11-23 2013-12-20 Владимир Иванович Пудов Способ улучшения магнитных свойств анизотропной электротехнической стали лазерной обработкой
JP6191640B2 (ja) * 2014-03-27 2017-09-06 Ｊｆｅスチール株式会社 無方向性電磁鋼板の評価方法および製造方法
RU2661977C1 (ru) * 2014-07-03 2018-07-23 Ниппон Стил Энд Сумитомо Метал Корпорейшн Устройство лазерной обработки
CA2979927C (en) 2015-03-17 2023-03-28 Ikergune A.I.E. Method and system for heat treatment of sheet metal
JP2017106117A (ja) * 2017-01-04 2017-06-15 Ｊｆｅスチール株式会社 変圧器鉄心用方向性電磁鋼板およびその製造方法
KR102471550B1 (ko) * 2018-02-09 2022-11-29 닛폰세이테츠 가부시키가이샤 방향성 전자 강판 및 그 제조 방법
US11961659B2 (en) * 2018-03-30 2024-04-16 Jfe Steel Corporation Iron core for transformer
CA3157424C (en) * 2019-12-25 2024-05-28 Jfe Steel Corporation Grain-oriented electrical steel sheet and method of manufacturing same
JP2021163942A (ja) * 2020-04-03 2021-10-11 日本製鉄株式会社 巻鉄芯、巻鉄芯の製造方法および巻鉄芯製造装置
JP7372549B2 (ja) * 2020-04-03 2023-11-01 日本製鉄株式会社 巻鉄芯、巻鉄芯の製造方法および巻鉄芯製造装置
US20240233991A1 (en) * 2021-05-31 2024-07-11 Jfe Steel Corporation Grain-oriented electrical steel sheet
WO2022255014A1 (ja) * 2021-05-31 2022-12-08 Ｊｆｅスチール株式会社 方向性電磁鋼板
WO2024111628A1 (ja) * 2022-11-22 2024-05-30 日本製鉄株式会社 鉄損特性に優れた方向性電磁鋼板

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5518566A (en) * 1978-07-26 1980-02-08 Nippon Steel Corp Improving method for iron loss characteristic of directional electrical steel sheet
JPH0619112B2 (ja) 1986-09-26 1994-03-16 新日本製鐵株式会社 電磁鋼板の鉄損値改善方法
US7442260B2 (en) * 2003-03-19 2008-10-28 Nippon Steel Corooration Grain-oriented electrical steel sheet superior in electrical characteristics and method of production of same
JP4344264B2 (ja) 2004-03-08 2009-10-14 新日本製鐵株式会社 低鉄損一方向性電磁鋼板
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

Also Published As

Publication number Publication date
EP2083091B1 (en) 2020-12-02
US20090272464A1 (en) 2009-11-05
RU2400542C1 (ru) 2010-09-27
TWI372786B (pl) 2012-09-21
JP2008106288A (ja) 2008-05-08
CN101528951A (zh) 2009-09-09
PL2083091T3 (pl) 2021-06-14
WO2008050700A1 (fr) 2008-05-02
TW200831676A (en) 2008-08-01
CN101528951B (zh) 2010-12-29
EP2083091A1 (en) 2009-07-29
BRPI0717360A2 (pt) 2011-11-08
KR20090064419A (ko) 2009-06-18
JP5613972B2 (ja) 2014-10-29
EP2083091A4 (en) 2012-07-25

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B25G Requested change of headquarter approved

Owner name: NIPPON STEEL CORPORATION (JP)

B25D Requested change of name of applicant approved

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

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 16/10/2007, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved