SE8305530L - Sett att minska wattforlusterna i ferromagnetiskt material - Google Patents

Sett att minska wattforlusterna i ferromagnetiskt material

Info

Publication number
SE8305530L
SE8305530L SE8305530A SE8305530A SE8305530L SE 8305530 L SE8305530 L SE 8305530L SE 8305530 A SE8305530 A SE 8305530A SE 8305530 A SE8305530 A SE 8305530A SE 8305530 L SE8305530 L SE 8305530L
Authority
SE
Sweden
Prior art keywords
found
ferromagnetic material
want
ferromagnetic
reduce water
Prior art date
Application number
SE8305530A
Other languages
Unknown language ( )
English (en)
Other versions
SE8305530D0 (sv
Inventor
R F Krause
G C Rauch
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of SE8305530D0 publication Critical patent/SE8305530D0/sv
Publication of SE8305530L publication Critical patent/SE8305530L/sv

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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
SE8305530A 1982-10-20 1983-10-07 Sett att minska wattforlusterna i ferromagnetiskt material SE8305530L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/435,822 US4645547A (en) 1982-10-20 1982-10-20 Loss ferromagnetic materials and methods of improvement

Publications (2)

Publication Number Publication Date
SE8305530D0 SE8305530D0 (sv) 1983-10-07
SE8305530L true SE8305530L (sv) 1984-05-18

Family

ID=23729964

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8305530A SE8305530L (sv) 1982-10-20 1983-10-07 Sett att minska wattforlusterna i ferromagnetiskt material

Country Status (8)

Country Link
US (1) US4645547A (sv)
JP (1) JPS5992506A (sv)
DE (1) DE3337778A1 (sv)
FR (1) FR2535105A1 (sv)
GB (1) GB2128639A (sv)
IN (1) IN161622B (sv)
NO (1) NO833760L (sv)
SE (1) SE8305530L (sv)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160227B (en) * 1984-05-04 1988-09-07 John Durham Hawkes Heat treatment process
US4772338A (en) * 1985-10-24 1988-09-20 Kawasaki Steel Corporation Process and apparatus for improvement of iron loss of electromagnetic steel sheet or amorphous material
JPH0615694B2 (ja) * 1987-04-17 1994-03-02 川崎製鉄株式会社 方向性けい素鋼板の鉄損低減方法
US4915750A (en) * 1988-03-03 1990-04-10 Allegheny Ludlum Corporation Method for providing heat resistant domain refinement of electrical steels to reduce core loss
US4919733A (en) * 1988-03-03 1990-04-24 Allegheny Ludlum Corporation Method for refining magnetic domains of electrical steels to reduce core loss
JPH0230740A (ja) * 1988-04-23 1990-02-01 Nippon Steel Corp 鉄損の著しく優れた高磁束密度一方向性電磁鋼板及びその製造方法
US5089062A (en) * 1988-10-14 1992-02-18 Abb Power T&D Company, Inc. Drilling of steel sheet
US5067992A (en) * 1988-10-14 1991-11-26 Abb Power T & D Company, Inc. Drilling of steel sheet
US4963199A (en) * 1988-10-14 1990-10-16 Abb Power T&D Company, Inc. Drilling of steel sheet
US6215097B1 (en) * 1994-12-22 2001-04-10 General Electric Company On the fly laser shock peening
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
US6159619A (en) * 1997-12-18 2000-12-12 General Electric Company Ripstop laser shock peening
US5932120A (en) * 1997-12-18 1999-08-03 General Electric Company Laser shock peening using low energy laser
US6005219A (en) * 1997-12-18 1999-12-21 General Electric Company Ripstop laser shock peening
GB2347788A (en) * 1999-03-06 2000-09-13 Secr Defence Forming devices such as ferroelectric infra-red sensors by annealing
IT1306157B1 (it) 1999-05-26 2001-05-30 Acciai Speciali Terni Spa Procedimento per il miglioramento di caratteristiche magnetiche inlamierini di acciaio al silicio a grano orientato mediante trattamento
KR100359622B1 (ko) * 1999-05-31 2002-11-07 신닛뽄세이테쯔 카부시키카이샤 고자장 철손 특성이 우수한 고자속밀도 일방향성 전자 강판 및 그의 제조방법
US6313433B1 (en) 2000-04-03 2001-11-06 Universal Laser Systems, Inc Laser material processing system with multiple laser sources apparatus and method
DE60139222D1 (de) 2000-04-24 2009-08-27 Nippon Steel Corp Kornorientiertes Elektroblech mit ausgezeichneten magnetischen Eigenschaften
US6758915B2 (en) * 2001-04-05 2004-07-06 Jfe Steel Corporation Grain oriented electromagnetic steel sheet exhibiting extremely small watt loss and method for producing the same
TW558861B (en) * 2001-06-15 2003-10-21 Semiconductor Energy Lab Laser irradiation stage, laser irradiation optical system, laser irradiation apparatus, laser irradiation method, and method of manufacturing semiconductor device
US6559411B2 (en) * 2001-08-10 2003-05-06 First Solar, Llc Method and apparatus for laser scribing glass sheet substrate coatings
MXPA04011077A (es) * 2002-05-08 2005-02-17 Ak Properties Inc Metodo de moldeo continuo de cinta de hierro electrolitico no orientado.
WO2004083465A1 (ja) * 2003-03-19 2004-09-30 Nippon Steel Corporation 磁気特性の優れた方向性電磁鋼板とその製造方法
US20050000596A1 (en) * 2003-05-14 2005-01-06 Ak Properties Inc. Method for production of non-oriented electrical steel strip
BR112013002874B1 (pt) * 2010-08-06 2022-05-24 Jfe Steel Corporation Chapa de aço elétrica de grão orientado e método para fabricar a mesma
EP2615184B1 (en) * 2010-09-09 2015-08-05 Nippon Steel & Sumitomo Metal Corporation Oriented electromagnetic steel sheet and process for production thereof
US9607744B2 (en) * 2012-11-08 2017-03-28 Nippon Steel & Sumitomo Metal Corporation Laser processing apparatus and laser irradiation method
PL3165615T3 (pl) * 2014-07-03 2023-05-08 Nippon Steel Corporation Zastosowanie urządzenia dla procesów obróbki laserowej dla rafinacji domen magnetycznych blachy cienkiej ze stali elektromagnetycznej o ziarnach zorientowanych
WO2017170523A1 (ja) * 2016-03-28 2017-10-05 アイシン・エィ・ダブリュ株式会社 ロータの製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3192078A (en) * 1963-12-30 1965-06-29 Daniel I Gordon Method of making magnetic cores having rectangular hysteresis loops by bombardment with electrons
DE1804208B1 (de) * 1968-10-17 1970-11-12 Mannesmann Ag Verfahren zur Herabsetzung der Wattverluste von kornorientierten Elektroblechen,insbesondere von Wuerfeltexturblechen
JPS5423647B2 (sv) * 1974-04-25 1979-08-15
US3948786A (en) * 1974-10-11 1976-04-06 Armco Steel Corporation Insulative coating for electrical steels
US3996073A (en) * 1974-10-11 1976-12-07 Armco Steel Corporation Insulative coating for electrical steels
JPS585968B2 (ja) * 1977-05-04 1983-02-02 新日本製鐵株式会社 超低鉄損一方向性電磁鋼板の製造方法
JPS5518566A (en) * 1978-07-26 1980-02-08 Nippon Steel Corp Improving method for iron loss characteristic of directional electrical steel sheet
US4304978A (en) * 1978-10-05 1981-12-08 Coherent, Inc. Heat treating using a laser
US4294631A (en) * 1978-12-22 1981-10-13 General Electric Company Surface corrosion inhibition of zirconium alloys by laser surface β-quenching
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
JPS5826409B2 (ja) * 1980-01-25 1983-06-02 新日本製鐵株式会社 鉄損特性にすぐれた電磁鋼板の製造方法
US4363677A (en) * 1980-01-25 1982-12-14 Nippon Steel Corporation Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface
JPS6056404B2 (ja) * 1981-07-17 1985-12-10 新日本製鐵株式会社 方向性電磁鋼板の鉄損低減方法およびその装置
US4456812A (en) * 1982-07-30 1984-06-26 Armco Inc. Laser treatment of electrical steel
US4468551A (en) * 1982-07-30 1984-08-28 Armco Inc. Laser treatment of electrical steel and optical scanning assembly therefor
US4500771A (en) * 1982-10-20 1985-02-19 Westinghouse Electric Corp. Apparatus and process for laser treating sheet material
US4535218A (en) * 1982-10-20 1985-08-13 Westinghouse Electric Corp. Laser scribing apparatus and process for using

Also Published As

Publication number Publication date
GB8326920D0 (en) 1983-11-09
FR2535105A1 (fr) 1984-04-27
GB2128639A (en) 1984-05-02
NO833760L (no) 1984-04-24
IN161622B (sv) 1988-01-02
US4645547A (en) 1987-02-24
JPS5992506A (ja) 1984-05-28
DE3337778A1 (de) 1984-04-26
SE8305530D0 (sv) 1983-10-07

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