JPS57126112A - Laminated iron core for transformer - Google Patents

Laminated iron core for transformer

Info

Publication number
JPS57126112A
JPS57126112A JP56010870A JP1087081A JPS57126112A JP S57126112 A JPS57126112 A JP S57126112A JP 56010870 A JP56010870 A JP 56010870A JP 1087081 A JP1087081 A JP 1087081A JP S57126112 A JPS57126112 A JP S57126112A
Authority
JP
Japan
Prior art keywords
steel plate
transformer
silicon steel
tesla
magnetic flux
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP56010870A
Other languages
English (en)
Inventor
Takaaki Yamamoto
Yoshihiro Oya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
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
Priority to JP56010870A priority Critical patent/JPS57126112A/ja
Priority to NO812873A priority patent/NO812873L/no
Priority to CA000384573A priority patent/CA1173125A/en
Priority to GB8126066A priority patent/GB2092389B/en
Priority to AU74674/81A priority patent/AU7467481A/en
Priority to SE8105104A priority patent/SE452521B/sv
Priority to US06/298,800 priority patent/US4422061A/en
Priority to YU02176/81A priority patent/YU217681A/xx
Priority to KR1019810003412A priority patent/KR870002063B1/ko
Priority to CH5987/81A priority patent/CH658144A5/de
Priority to IT68216/81A priority patent/IT1144870B/it
Priority to AT0408081A priority patent/AT380123B/de
Priority to FR8118392A priority patent/FR2498804B1/fr
Priority to BR8106514A priority patent/BR8106514A/pt
Priority to DE3142781A priority patent/DE3142781C2/de
Priority to BE0/206440A priority patent/BE890989A/fr
Priority to ES509141A priority patent/ES8303809A1/es
Publication of JPS57126112A publication Critical patent/JPS57126112A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
JP56010870A 1981-01-29 1981-01-29 Laminated iron core for transformer Pending JPS57126112A (en)

Priority Applications (17)

Application Number Priority Date Filing Date Title
JP56010870A JPS57126112A (en) 1981-01-29 1981-01-29 Laminated iron core for transformer
NO812873A NO812873L (no) 1981-01-29 1981-08-25 Laminert transformator-kjerne
CA000384573A CA1173125A (en) 1981-01-29 1981-08-25 Laminated core of transformer
GB8126066A GB2092389B (en) 1981-01-29 1981-08-26 Laminated core of transformer
AU74674/81A AU7467481A (en) 1981-01-29 1981-08-27 Laminated core of transformer
SE8105104A SE452521B (sv) 1981-01-29 1981-08-28 Laminerad kerna for en transformator
US06/298,800 US4422061A (en) 1981-01-29 1981-09-02 Laminated core of transformer
YU02176/81A YU217681A (en) 1981-01-29 1981-09-10 Transformer core wit laminations
KR1019810003412A KR870002063B1 (ko) 1981-01-29 1981-09-14 변압기의 성층철심
CH5987/81A CH658144A5 (de) 1981-01-29 1981-09-16 Eisenkern fuer einen transformator.
IT68216/81A IT1144870B (it) 1981-01-29 1981-09-17 Nucleo laminato per un trasformatore
AT0408081A AT380123B (de) 1981-01-29 1981-09-22 Magnetischer schichtkern fuer transformatoren
FR8118392A FR2498804B1 (fr) 1981-01-29 1981-09-30 Noyau feuillete pour transformateur
BR8106514A BR8106514A (pt) 1981-01-29 1981-10-08 Nucleo laminado para um transformador
DE3142781A DE3142781C2 (de) 1981-01-29 1981-10-28 Geschichteter Blechkern für einen Transformator
BE0/206440A BE890989A (fr) 1981-01-29 1981-11-04 Noyau stratifie de transformateur
ES509141A ES8303809A1 (es) 1981-01-29 1982-01-28 Perfeccionamientos en un nucleo laminado de un transformador.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56010870A JPS57126112A (en) 1981-01-29 1981-01-29 Laminated iron core for transformer

Publications (1)

Publication Number Publication Date
JPS57126112A true JPS57126112A (en) 1982-08-05

Family

ID=11762368

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56010870A Pending JPS57126112A (en) 1981-01-29 1981-01-29 Laminated iron core for transformer

Country Status (17)

Country Link
US (1) US4422061A (ja)
JP (1) JPS57126112A (ja)
KR (1) KR870002063B1 (ja)
AT (1) AT380123B (ja)
AU (1) AU7467481A (ja)
BE (1) BE890989A (ja)
BR (1) BR8106514A (ja)
CA (1) CA1173125A (ja)
CH (1) CH658144A5 (ja)
DE (1) DE3142781C2 (ja)
ES (1) ES8303809A1 (ja)
FR (1) FR2498804B1 (ja)
GB (1) GB2092389B (ja)
IT (1) IT1144870B (ja)
NO (1) NO812873L (ja)
SE (1) SE452521B (ja)
YU (1) YU217681A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010140381A1 (ja) * 2009-06-04 2010-12-09 新日本製鐵株式会社 電力機器用鉄心及びその製造方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6231685B1 (en) 1995-12-28 2001-05-15 Ltv Steel Company, Inc. Electrical steel with improved magnetic properties in the rolling direction
US5798001A (en) * 1995-12-28 1998-08-25 Ltv Steel Company, Inc. Electrical steel with improved magnetic properties in the rolling direction
US6100783A (en) * 1999-02-16 2000-08-08 Square D Company Energy efficient hybrid core
US6456184B1 (en) 2000-12-29 2002-09-24 Abb Inc. Reduced-cost core for an electrical-power transformer
DE10132718A1 (de) * 2001-07-05 2003-02-13 Abb T & D Tech Ltd Verfahren zum Bewickeln eines Dreiphasen-Kabeltransformators mit Koaxialkabel und Wickelvorrichtung hierzu
WO2009030779A1 (en) * 2007-09-07 2009-03-12 Thyssenkrupp Electrical Steel Gmbh Magnetic core and use of magnetic core for electrical machines
WO2012110085A1 (de) * 2011-02-16 2012-08-23 Siemens Aktiengesellschaft Magnetischer kern gebildet aus blechlamellen mit unterschiedlicher kornorientierung
KR101715664B1 (ko) * 2015-07-15 2017-03-14 현대중공업 주식회사 변압기의 철심

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5484229A (en) * 1977-12-19 1979-07-05 Nippon Steel Corp Reducing method of iron loss of three phase transformer iron core

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1698634A (en) * 1928-01-24 1929-01-08 Gen Electric Electrical induction apparatus
US2489977A (en) * 1946-12-03 1949-11-29 Harry F Porter Laminated core
DE841167C (de) * 1950-04-25 1952-06-13 Siemens Ag Eisenkern fuer Transformatoren grosser Leistung
DE909600C (de) * 1951-09-27 1954-04-22 Rudolf Dobbertin Starkstrom-Drosselspule
FR1076278A (fr) * 1953-02-28 1954-10-25 Le Transformateur Circuit magnétique perfectionné, notamment pour transformateur électrique triphasé
FR65128E (fr) * 1954-01-13 1956-01-26 Le Transformateur Circuit magnétique perfectionné, notamment pour transformateur électrique triphasé
DE1488357B2 (de) * 1964-08-01 1970-02-05 Siemens AG, 1000 Berlin u. 8000 München Viereckiger, geschichteter und mindestens drei Schenkel aufweisender, ebener Eisenkern für elektrische Induktionsapparate, insbesondere Transformatoren
DE1247468B (de) * 1964-12-05 1967-08-17 Siemens Ag Drei- oder mehrschenkliger, aus kornorientierten Blechen geschichteter Kern fuer Transformatoren, Drosselspulen od. dgl. elektrische Induktionsgeraete
DE1295055B (de) * 1965-05-12 1969-05-14 Siemens Ag Drei- oder mehrschenkliger, ganz aus kornorientierten, rechteckig zugeschnittenen Blechen geschichteter Magnetkern fuer Transformatoren und Drosselspulen
FR1459495A (fr) * 1965-12-03 1966-04-29 Siemens Ag Circuit magnétique feuilleté à trois ou plus de trois noyaux, constitué par des tôles à cristaux orientés
DE1538227B2 (de) * 1966-01-11 1971-12-16 VEB Transformatoren und Röntgen werk Dresden, χ 8030 Dresden Verfahren zur herstellung eines aus einzelblechen geschich teten kernes fuer transformatoren drosselspulen und dergl induktionsgeraete
US3990924A (en) * 1972-08-01 1976-11-09 Nippon Steel Corporation Method for producing high magnetic flux density grain-oriented electrical steel sheet and strips having excellent characteristics
US3878495A (en) * 1974-07-02 1975-04-15 Westinghouse Electric Corp Magnetic core for electrical inductive apparatus
US4100521A (en) * 1975-04-15 1978-07-11 Hitachi, Ltd. Iron core for induction apparatuses
JPS6011545B2 (ja) * 1977-07-05 1985-03-26 ソニー株式会社 自励式ｄｃ−ｄｃコンバ−タ用の発振トランス
DE2814933C2 (de) * 1978-04-06 1984-06-28 Bertos AG, Glarus Streufeldtransformator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5484229A (en) * 1977-12-19 1979-07-05 Nippon Steel Corp Reducing method of iron loss of three phase transformer iron core

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010140381A1 (ja) * 2009-06-04 2010-12-09 新日本製鐵株式会社 電力機器用鉄心及びその製造方法
JPWO2010140381A1 (ja) * 2009-06-04 2012-11-15 新日本製鐵株式会社 電力機器用鉄心及びその製造方法

Also Published As

Publication number Publication date
FR2498804A1 (fr) 1982-07-30
AT380123B (de) 1986-04-10
DE3142781C2 (de) 1990-11-15
FR2498804B1 (fr) 1986-10-24
BE890989A (fr) 1982-03-01
IT8168216A0 (it) 1981-09-17
NO812873L (no) 1982-07-30
US4422061A (en) 1983-12-20
BR8106514A (pt) 1982-09-08
IT1144870B (it) 1986-10-29
GB2092389A (en) 1982-08-11
KR870002063B1 (ko) 1987-12-03
CH658144A5 (de) 1986-10-15
YU217681A (en) 1983-09-30
DE3142781A1 (de) 1982-08-12
GB2092389B (en) 1984-05-02
SE8105104L (sv) 1982-07-30
AU7467481A (en) 1982-08-05
ES509141A0 (es) 1983-02-01
ATA408081A (de) 1985-08-15
ES8303809A1 (es) 1983-02-01
KR830008360A (ko) 1983-11-18
CA1173125A (en) 1984-08-21
SE452521B (sv) 1987-11-30

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