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BE842792A - Appareil electrique inductif comprenant un noyau principal a intervalles et des noyaux magnetiques de blindage - Google Patents

Appareil electrique inductif comprenant un noyau principal a intervalles et des noyaux magnetiques de blindage

Info

Publication number
BE842792A
BE842792A BE167790A BE167790A BE842792A BE 842792 A BE842792 A BE 842792A BE 167790 A BE167790 A BE 167790A BE 167790 A BE167790 A BE 167790A BE 842792 A BE842792 A BE 842792A
Authority
BE
Belgium
Prior art keywords
electrical device
magnetic shielding
device consisting
inductive electrical
main interval
Prior art date
Application number
BE167790A
Other languages
English (en)
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 filed Critical
Publication of BE842792A publication Critical patent/BE842792A/fr

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
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266—Fastening or mounting the core on casing or support
    • 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)
  • Housings And Mounting Of Transformers (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Coils Or Transformers For Communication (AREA)
BE167790A 1975-06-10 1976-06-10 Appareil electrique inductif comprenant un noyau principal a intervalles et des noyaux magnetiques de blindage BE842792A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/585,730 US3967226A (en) 1975-06-10 1975-06-10 Electrical inductive apparatus having magnetic shielding cores and a gapped main core structure

Publications (1)

Publication Number Publication Date
BE842792A true BE842792A (fr) 1976-12-10

Family

ID=24342718

Family Applications (1)

Application Number Title Priority Date Filing Date
BE167790A BE842792A (fr) 1975-06-10 1976-06-10 Appareil electrique inductif comprenant un noyau principal a intervalles et des noyaux magnetiques de blindage

Country Status (5)

Country Link
US (1) US3967226A (fr)
JP (2) JPS51150627A (fr)
BE (1) BE842792A (fr)
CA (1) CA1063197A (fr)
FR (1) FR2314571A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176333A (en) * 1978-06-12 1979-11-27 Westinghouse Electric Corp. Magnetic core for single phase electrical inductive apparatus
EP2975618B1 (fr) * 2014-07-16 2019-05-29 Siemens Aktiengesellschaft Noyau pour un dispositif d'induction électrique
CN113948298A (zh) * 2021-10-26 2022-01-18 保定保菱变压器有限公司 一种壳式变压器铁心用内衬屏蔽结构及安装方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1331896A (en) * 1920-02-24 Transformer
US2370045A (en) * 1942-10-22 1945-02-20 Westinghouse Electric & Mfg Co Shielding transformer structures
US2780786A (en) * 1953-11-20 1957-02-05 Gen Electric Four leg magnetic core
FR1406961A (fr) * 1964-09-08 1965-07-23 Westinghouse Electric Corp Transformateur électrique
US3577109A (en) * 1968-09-18 1971-05-04 Allis Chalmers Mfg Co Magnetic shielding construction for electric transformers
US3534311A (en) * 1969-04-09 1970-10-13 Westinghouse Electric Corp Transformer with magnetic shields
US3571772A (en) * 1969-11-18 1971-03-23 Westinghouse Electric Corp Electrical inductive apparatus having magnetic shielding loops

Also Published As

Publication number Publication date
FR2314571A1 (fr) 1977-01-07
JPS60101725U (ja) 1985-07-11
US3967226A (en) 1976-06-29
FR2314571B1 (fr) 1980-07-04
JPS6339952Y2 (fr) 1988-10-19
JPS51150627A (en) 1976-12-24
CA1063197A (fr) 1979-09-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19890630