KR20030094030A - 자기 특성이 우수한 일방향성 전자 강판 및 그 제조 방법 - Google Patents
자기 특성이 우수한 일방향성 전자 강판 및 그 제조 방법 Download PDFInfo
- Publication number
- KR20030094030A KR20030094030A KR10-2003-0034602A KR20030034602A KR20030094030A KR 20030094030 A KR20030094030 A KR 20030094030A KR 20030034602 A KR20030034602 A KR 20030034602A KR 20030094030 A KR20030094030 A KR 20030094030A
- Authority
- KR
- South Korea
- Prior art keywords
- steel sheet
- iron loss
- rolling direction
- layer
- electrical steel
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 19
- 239000010959 steel Substances 0.000 title claims description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 105
- 229910052742 iron Inorganic materials 0.000 claims abstract description 53
- 239000000155 melt Substances 0.000 claims abstract description 30
- 238000005096 rolling process Methods 0.000 claims abstract description 30
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims description 40
- 239000000835 fiber Substances 0.000 claims description 8
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 238000000137 annealing Methods 0.000 abstract description 10
- 230000004907 flux Effects 0.000 abstract description 2
- 230000006866 deterioration Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 30
- 230000000694 effects Effects 0.000 description 15
- 230000005381 magnetic domain Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000008030 elimination Effects 0.000 description 7
- 238000003379 elimination reaction Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 230000011218 segmentation Effects 0.000 description 6
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 4
- 238000010297 mechanical methods and process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Laser Beam Processing (AREA)
Abstract
Description
Claims (4)
- 강판의 한 쪽면 혹은 양면에, 압연 방향으로 대략 수직이고, 또한 일정 주기로 선형의 용융 재응고층을 형성하여 철손 특성을 개선한 일방향성 전자 강판에 있어서, 용융 재응고층 단면의 압연 방향 폭을 W, 깊이를 d, 압연 방향 피치를 PL이라 했을 때, 이하의 조건을 모두 충족시키는 것을 특징으로 하는 자기 특성이 우수한 일방향성 전자 강판.d ≥ 15 ㎛d/W ≥ 0.22 ㎜ ≤ PL 〈 5 ㎜
- 강판의 양면에, 압연 방향으로 대략 수직이고, 또한 일정 주기로 선형의 용융 재응고층을 형성하여 철손 특성을 개선한 일방향성 전자 강판에 있어서, 용융 재응고층 단면의 압연 방향 폭을 W, 깊이를 d, 압연 방향 피치를 PL이라 했을 때, 이하의 조건을 모두 충족시키는 것을 특징으로 하는 자기 특성이 우수한 일방향성 전자 강판.30 ㎛ ≤ W ≤ 200 ㎛d ≥ 15 ㎛d/W ≥ 0.22 ㎜ ≤ PL < 5 ㎜
- 제1항 또는 제2항에 있어서, 레이저 빔을 조사하여 용융 재응고층을 형성하는 것을 특징으로 하는 자기 특성이 우수한 일방향성 전자 강판의 제조 방법.
- 제3항에 있어서, 레이저 장치가 연속 발진 파이버 레이저로부터 출력되는 레이저 빔인 것을 특징으로 하는 자기 특성이 우수한 일방향성 전자 강판의 제조 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2002-00159823 | 2002-05-31 | ||
JP2002159823 | 2002-05-31 | ||
JPJP-P-2003-00109227 | 2003-04-14 | ||
JP2003109227A JP4398666B2 (ja) | 2002-05-31 | 2003-04-14 | 磁気特性の優れた一方向性電磁鋼板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030094030A true KR20030094030A (ko) | 2003-12-11 |
KR100523770B1 KR100523770B1 (ko) | 2005-10-26 |
Family
ID=29422473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0034602A KR100523770B1 (ko) | 2002-05-31 | 2003-05-30 | 자기 특성이 우수한 일방향성 전자 강판 및 그 제조 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7045025B2 (ko) |
EP (1) | EP1367140B1 (ko) |
JP (1) | JP4398666B2 (ko) |
KR (1) | KR100523770B1 (ko) |
CN (1) | CN1247801C (ko) |
DE (1) | DE60310305T2 (ko) |
TW (1) | TWI227739B (ko) |
Cited By (2)
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KR101006553B1 (ko) * | 2008-09-22 | 2011-01-07 | 차승호 | 무 동력식 액상음료 배출기 |
KR101066584B1 (ko) * | 2008-12-26 | 2011-09-22 | 주식회사 포스코 | 레이저를 이용한 방향성/무방향성 전기강판 제조방법 및 레이저를 이용한 전기강판 집합조직 제어 방법 |
Families Citing this family (19)
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EP1607487B1 (en) * | 2003-03-19 | 2016-12-21 | Nippon Steel & Sumitomo Metal Corporation | Manufacturing method of a grain-oriented magnetic steel sheet excellent in magnetic characteristics |
TWI305548B (en) * | 2005-05-09 | 2009-01-21 | Nippon Steel Corp | Low core loss grain-oriented electrical steel sheet and method for producing the same |
JP5000182B2 (ja) * | 2006-04-07 | 2012-08-15 | 新日本製鐵株式会社 | 磁気特性の優れた方向性電磁鋼板の製造方法 |
KR101141283B1 (ko) * | 2009-12-04 | 2012-05-04 | 주식회사 포스코 | 저철손 고자속밀도 방향성 전기강판 |
US10745773B2 (en) * | 2011-12-27 | 2020-08-18 | Jfe Steel Corporation | Device to improve iron loss properties of grain-oriented electrical steel sheet |
MX354354B (es) * | 2012-02-23 | 2018-02-28 | Jfe Steel Corp | Metodo para la produccion de una lamina de acero electrico. |
CN104884643B (zh) * | 2012-11-26 | 2016-11-09 | 新日铁住金株式会社 | 方向性电磁钢板及方向性电磁钢板的制造方法 |
KR101719231B1 (ko) * | 2014-12-24 | 2017-04-04 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
CN107847994B (zh) | 2015-07-29 | 2020-03-13 | 日本制铁株式会社 | 钛复合材料以及热轧用钛材 |
TWI632959B (zh) * | 2015-07-29 | 2018-08-21 | 日商新日鐵住金股份有限公司 | Titanium composite and titanium for hot rolling |
TWI608104B (zh) * | 2015-07-29 | 2017-12-11 | Nippon Steel & Sumitomo Metal Corp | Titanium for hot rolling |
KR101751525B1 (ko) | 2015-12-24 | 2017-07-11 | 주식회사 포스코 | 방향성 전기강판 및 그의 제조 방법 |
KR101884429B1 (ko) | 2016-12-22 | 2018-08-01 | 주식회사 포스코 | 방향성 전기강판 및 그 자구미세화 방법 |
CN108660303B (zh) | 2017-03-27 | 2020-03-27 | 宝山钢铁股份有限公司 | 一种耐消除应力退火的激光刻痕取向硅钢及其制造方法 |
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 |
CN110093486B (zh) | 2018-01-31 | 2021-08-17 | 宝山钢铁股份有限公司 | 一种耐消除应力退火的低铁损取向硅钢的制造方法 |
DE102020000518B3 (de) * | 2020-01-25 | 2021-04-22 | MOEWE Optical Solutions GmbH | Einrichtung zur großflächigen Laserbearbeitung zur Kornorientierung von Elektroblechen |
DE102021202644A1 (de) * | 2021-03-18 | 2022-09-22 | Volkswagen Aktiengesellschaft | Verfahren zur Herstellung einer Ableiterfolie für Batterien |
WO2024157987A1 (ja) * | 2023-01-24 | 2024-08-02 | Jfeスチール株式会社 | 金属材料の表面加工方法、金属板の表面加工方法および方向性電磁鋼板の製造方法 |
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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 |
US4724015A (en) * | 1984-05-04 | 1988-02-09 | Nippon Steel Corporation | Method for improving the magnetic properties of Fe-based amorphous-alloy thin strip |
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JP2647322B2 (ja) * | 1993-01-11 | 1997-08-27 | 新日本製鐵株式会社 | 低鉄損方向性電磁鋼板およびその製造方法 |
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JP3152554B2 (ja) * | 1994-02-04 | 2001-04-03 | 新日本製鐵株式会社 | 磁気特性の優れた電磁鋼板 |
JPH07331333A (ja) * | 1994-06-03 | 1995-12-19 | Kawasaki Steel Corp | 鉄損特性に優れた方向性電磁鋼板およびその製造方法 |
EP0870843A1 (en) * | 1995-12-27 | 1998-10-14 | Nippon Steel Corporation | Magnetic steel sheet having excellent magnetic properties and method for manufacturing the same |
WO1998032884A1 (fr) | 1997-01-24 | 1998-07-30 | Nippon Steel Corporation | Tole d'acier a grains orientes presentant d'excellentes caracteristiques magnetiques, procede et dispositif de fabrication |
JP4319715B2 (ja) * | 1998-10-06 | 2009-08-26 | 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とその製造方法 |
DE60139222D1 (de) * | 2000-04-24 | 2009-08-27 | Nippon Steel Corp | Kornorientiertes Elektroblech mit ausgezeichneten magnetischen Eigenschaften |
-
2003
- 2003-04-14 JP JP2003109227A patent/JP4398666B2/ja not_active Expired - Fee Related
- 2003-05-27 DE DE60310305T patent/DE60310305T2/de not_active Expired - Lifetime
- 2003-05-27 EP EP03011166A patent/EP1367140B1/en not_active Expired - Lifetime
- 2003-05-30 US US10/448,754 patent/US7045025B2/en not_active Expired - Lifetime
- 2003-05-30 TW TW092114802A patent/TWI227739B/zh active
- 2003-05-30 KR KR10-2003-0034602A patent/KR100523770B1/ko active IP Right Grant
- 2003-06-02 CN CNB031379931A patent/CN1247801C/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101006553B1 (ko) * | 2008-09-22 | 2011-01-07 | 차승호 | 무 동력식 액상음료 배출기 |
KR101066584B1 (ko) * | 2008-12-26 | 2011-09-22 | 주식회사 포스코 | 레이저를 이용한 방향성/무방향성 전기강판 제조방법 및 레이저를 이용한 전기강판 집합조직 제어 방법 |
Also Published As
Publication number | Publication date |
---|---|
CN1247801C (zh) | 2006-03-29 |
DE60310305D1 (de) | 2007-01-25 |
CN1475583A (zh) | 2004-02-18 |
DE60310305T2 (de) | 2007-04-12 |
JP2004056090A (ja) | 2004-02-19 |
JP4398666B2 (ja) | 2010-01-13 |
KR100523770B1 (ko) | 2005-10-26 |
TW200400271A (en) | 2004-01-01 |
EP1367140A1 (en) | 2003-12-03 |
US20040040629A1 (en) | 2004-03-04 |
US7045025B2 (en) | 2006-05-16 |
EP1367140B1 (en) | 2006-12-13 |
TWI227739B (en) | 2005-02-11 |
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