NL7900839A - MAGNETIC FRAME. - Google Patents

MAGNETIC FRAME.

Info

Publication number
NL7900839A
NL7900839A NL7900839A NL7900839A NL7900839A NL 7900839 A NL7900839 A NL 7900839A NL 7900839 A NL7900839 A NL 7900839A NL 7900839 A NL7900839 A NL 7900839A NL 7900839 A NL7900839 A NL 7900839A
Authority
NL
Netherlands
Prior art keywords
magnetic frame
magnetic
frame
Prior art date
Application number
NL7900839A
Other languages
Dutch (nl)
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of NL7900839A publication Critical patent/NL7900839A/en

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
    • 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
    • H01F27/34—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Compounds Of Iron (AREA)
NL7900839A 1978-02-02 1979-02-01 MAGNETIC FRAME. NL7900839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782804397 DE2804397A1 (en) 1978-02-02 1978-02-02 MAGNETIC FRAME FOR A TRANSFORMER OR A REACTOR

Publications (1)

Publication Number Publication Date
NL7900839A true NL7900839A (en) 1979-08-06

Family

ID=6030961

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7900839A NL7900839A (en) 1978-02-02 1979-02-01 MAGNETIC FRAME.

Country Status (8)

Country Link
EP (1) EP0009489A1 (en)
BE (1) BE873873A (en)
DE (1) DE2804397A1 (en)
GB (1) GB2036450A (en)
IT (1) IT1111969B (en)
NL (1) NL7900839A (en)
SE (1) SE7908161L (en)
WO (1) WO1979000579A1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE366467C (en) * 1923-01-08 Siemens Schuckertwerke G M B H Device for avoiding eddy currents in the iron parts of transformers or reactors
GB218918A (en) * 1923-09-18 1924-07-17 Gen Electric Improvements in and relating to electric transformers
US2386904A (en) * 1942-01-10 1945-10-16 Line Material Co Electromagnetic device
DE961190C (en) * 1954-08-19 1957-04-04 Westinghouse Electric Corp Transformer with laminated iron core supporting the windings and additional laminated auxiliary cores
DE1056731B (en) * 1957-09-18 1959-05-06 Siemens Ag Device for reducing the losses caused by stray fields in transformers and choke coils by means of stray bodies
DE1488222A1 (en) * 1964-10-19 1968-12-05 Licentia Gmbh Arrangement for tensioning the active part of choke coils
SE338612B (en) * 1968-05-30 1971-09-13 Asea Ab
US4012706A (en) * 1975-12-08 1977-03-15 General Electric Company Sheet-wound transformer coils

Also Published As

Publication number Publication date
IT7919828A0 (en) 1979-02-01
BE873873A (en) 1979-05-29
DE2804397A1 (en) 1979-08-09
GB2036450A (en) 1980-06-25
WO1979000579A1 (en) 1979-08-23
EP0009489A1 (en) 1980-04-16
SE7908161L (en) 1979-10-02
IT1111969B (en) 1986-01-13

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Legal Events

Date Code Title Description
BV The patent application has lapsed