ATE549725T1 - Transformatorkern mit streufeldschirmung - Google Patents

Transformatorkern mit streufeldschirmung

Info

Publication number
ATE549725T1
ATE549725T1 AT07821945T AT07821945T ATE549725T1 AT E549725 T1 ATE549725 T1 AT E549725T1 AT 07821945 T AT07821945 T AT 07821945T AT 07821945 T AT07821945 T AT 07821945T AT E549725 T1 ATE549725 T1 AT E549725T1
Authority
AT
Austria
Prior art keywords
laminate
transformer core
plates
field shielding
scattered field
Prior art date
Application number
AT07821945T
Other languages
English (en)
Inventor
Peter Hamberger
Martin Mairinger
Original Assignee
Siemens Transformers Austria Gmbh & Co Kg
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 Siemens Transformers Austria Gmbh & Co Kg filed Critical Siemens Transformers Austria Gmbh & Co Kg
Application granted granted Critical
Publication of ATE549725T1 publication Critical patent/ATE549725T1/de

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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • 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
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/263—Fastening parts of the core together

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
AT07821945T 2007-10-29 2007-10-29 Transformatorkern mit streufeldschirmung ATE549725T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/061585 WO2009056162A1 (de) 2007-10-29 2007-10-29 Transformatorkern mit streufeldschirmung

Publications (1)

Publication Number Publication Date
ATE549725T1 true ATE549725T1 (de) 2012-03-15

Family

ID=39495518

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07821945T ATE549725T1 (de) 2007-10-29 2007-10-29 Transformatorkern mit streufeldschirmung

Country Status (5)

Country Link
EP (1) EP2206126B1 (de)
CN (1) CN101933106A (de)
AT (1) ATE549725T1 (de)
ES (1) ES2382054T3 (de)
WO (1) WO2009056162A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8872614B2 (en) * 2009-11-20 2014-10-28 Mitsubishi Electric Corporation Transformer
US9640315B2 (en) 2013-05-13 2017-05-02 General Electric Company Low stray-loss transformers and methods of assembling the same
CN103680856B (zh) * 2013-12-25 2016-09-28 深圳银利电器制造有限公司 心柱与铁轭硅钢片切口垂直式电感器铁芯
EP3244511A1 (de) * 2016-05-09 2017-11-15 Siemens Aktiengesellschaft Rotorballen und verfahren zum herstellen eines rotorballens
CA3097935C (en) * 2018-04-23 2022-08-23 Siemens Aktiengesellschaft Transformer cores and assembly methods thereof for high efficiency and high anti-corrosion performance
CN117095915A (zh) * 2023-06-26 2023-11-21 西安西电变压器有限责任公司 铁心、铁心结构及变压器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB218918A (en) 1923-09-18 1924-07-17 Gen Electric Improvements in and relating to electric transformers
DE1237677B (de) 1964-08-01 1967-03-30 Siemens Ag Magnetschildanordnung fuer geschichtete Eisenkerne von Transformatoren und Drosselspulen
US3464041A (en) * 1968-03-06 1969-08-26 Allis Chalmers Mfg Co Electrical transformer having leakage flux shield
US3614695A (en) 1970-09-24 1971-10-19 Westinghouse Canada Ltd Inductive apparatus with magnetic locking plates
US6873239B2 (en) * 2002-11-01 2005-03-29 Metglas Inc. Bulk laminated amorphous metal inductive device
AT413158B (de) 2003-12-09 2005-11-15 Va Tech Ebg Transformatoren Gm Elektrische maschine mit einer abschirmeinrichtung gegen magnetischen streufluss
DE102005008302B4 (de) 2005-02-16 2010-09-02 Siemens Ag Transformatorkern mit magnetischer Abschirmung

Also Published As

Publication number Publication date
WO2009056162A1 (de) 2009-05-07
CN101933106A (zh) 2010-12-29
EP2206126B1 (de) 2012-03-14
EP2206126A1 (de) 2010-07-14
ES2382054T3 (es) 2012-06-04

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