BE748745A - Transformateur electrique - Google Patents

Transformateur electrique

Info

Publication number
BE748745A
BE748745A BE748745DA BE748745A BE 748745 A BE748745 A BE 748745A BE 748745D A BE748745D A BE 748745DA BE 748745 A BE748745 A BE 748745A
Authority
BE
Belgium
Prior art keywords
electric transformer
transformer
electric
Prior art date
Application number
Other languages
English (en)
Inventor
C J Bell
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 BE748745A publication Critical patent/BE748745A/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
    • H01F27/34—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)
  • Insulating Of Coils (AREA)
BE748745D 1969-04-09 1970-04-09 Transformateur electrique BE748745A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81463769A 1969-04-09 1969-04-09

Publications (1)

Publication Number Publication Date
BE748745A true BE748745A (fr) 1970-09-16

Family

ID=25215599

Family Applications (1)

Application Number Title Priority Date Filing Date
BE748745D BE748745A (fr) 1969-04-09 1970-04-09 Transformateur electrique

Country Status (4)

Country Link
US (1) US3534311A (fr)
BE (1) BE748745A (fr)
ES (1) ES377608A1 (fr)
FR (1) FR2041149B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967226A (en) * 1975-06-10 1976-06-29 Westinghouse Electric Corporation Electrical inductive apparatus having magnetic shielding cores and a gapped main core structure
US4625573A (en) * 1985-05-23 1986-12-02 Phillips Petroleum Company Magnetic shielding and magnetically shielded borehole core drilling
ITVI20060203A1 (it) * 2006-07-03 2008-01-04 S E A Societa Elettromeccanica Reattore di potenza per il trasferimento di energia
US20100245015A1 (en) * 2009-03-31 2010-09-30 Shang S R Hot-forming fabrication method and product of magnetic component

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1610867A (en) * 1923-09-18 1926-12-14 Gen Electric Transformer
US1763150A (en) * 1927-07-15 1930-06-10 Westinghouse Electric & Mfg Co Reactor system
US2370045A (en) * 1942-10-22 1945-02-20 Westinghouse Electric & Mfg Co Shielding transformer structures
FR1303474A (fr) * 1961-05-18 1962-09-14 Thomson Houston Comp Francaise Perfectionnements aux transformateurs
US3255512A (en) * 1962-08-17 1966-06-14 Trident Engineering Associates Molding a ferromagnetic casing upon an electrical component
US3281745A (en) * 1963-09-10 1966-10-25 Westinghouse Electric Corp Corona and magnetic shielding structure for electrical transformers
FR1419608A (fr) * 1964-04-25 1965-12-03 Westinghouse Electric Corp Montage de support de bobine électrique et de noyau ferromagnétique de transformateurs du type cuirassé
US3464041A (en) * 1968-03-06 1969-08-26 Allis Chalmers Mfg Co Electrical transformer having leakage flux shield

Also Published As

Publication number Publication date
FR2041149A1 (fr) 1971-01-29
US3534311A (en) 1970-10-13
FR2041149B1 (fr) 1973-08-10
ES377608A1 (es) 1972-07-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19890430