ES397268A1 - Perfeccionamientos introducidos en los transformadores polifasicos. - Google Patents

Perfeccionamientos introducidos en los transformadores polifasicos.

Info

Publication number
ES397268A1
ES397268A1 ES397268A ES397268A ES397268A1 ES 397268 A1 ES397268 A1 ES 397268A1 ES 397268 A ES397268 A ES 397268A ES 397268 A ES397268 A ES 397268A ES 397268 A1 ES397268 A1 ES 397268A1
Authority
ES
Spain
Prior art keywords
magnetic
cores
core
polyphase
windings
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.)
Expired
Application number
ES397268A
Other languages
English (en)
Spanish (es)
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.)
Alstom SA
Original Assignee
Unelec SA
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 Unelec SA filed Critical Unelec SA
Publication of ES397268A1 publication Critical patent/ES397268A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/12—Two-phase, three-phase or polyphase transformers
    • 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
    • H01F27/25—Magnetic cores made from strips or ribbons
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2866—Combination of wires and sheets
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
ES397268A 1970-12-14 1971-11-23 Perfeccionamientos introducidos en los transformadores polifasicos. Expired ES397268A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7045010A FR2123093B1 (enExample) 1970-12-14 1970-12-14

Publications (1)

Publication Number Publication Date
ES397268A1 true ES397268A1 (es) 1975-03-01

Family

ID=9065745

Family Applications (1)

Application Number Title Priority Date Filing Date
ES397268A Expired ES397268A1 (es) 1970-12-14 1971-11-23 Perfeccionamientos introducidos en los transformadores polifasicos.

Country Status (8)

Country Link
BE (1) BE776141A (enExample)
DE (1) DE2160951A1 (enExample)
ES (1) ES397268A1 (enExample)
FR (1) FR2123093B1 (enExample)
GB (1) GB1361436A (enExample)
IT (1) IT943912B (enExample)
NL (1) NL7117156A (enExample)
OA (1) OA03871A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398376A1 (fr) * 1977-07-22 1979-02-16 Unelec Transformateur polyphase de resistance mecanique elevee
FR2518306B1 (fr) * 1981-12-11 1986-11-28 Transfix Soc Nouv Transformateur electrique et procede pour sa fabrication
JPH061413B2 (ja) * 1987-07-16 1994-01-05 ニシム電子工業株式会社 鉄共振型三相定電圧用トランス装置
WO2009138100A1 (de) * 2008-05-13 2009-11-19 Abb Technology Ag Hochspannungswicklung
GB201413923D0 (en) 2014-08-06 2014-09-17 Rolls Royce Plc Rotary friction welding

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2305649A (en) * 1940-02-14 1942-12-22 Gen Electric Electromagnetic induction apparatus
FR1344403A (fr) * 1962-10-16 1963-11-29 Materiel Electrique S W Le Circuit magnétique polyphasé
FR1448410A (fr) * 1965-09-16 1966-08-05 Perfectionnements aux noyaux pour transformateurs triphasés

Also Published As

Publication number Publication date
DE2160951A1 (de) 1972-06-29
IT943912B (it) 1973-04-10
OA03871A (fr) 1971-12-24
FR2123093A1 (enExample) 1972-09-08
NL7117156A (enExample) 1972-06-16
FR2123093B1 (enExample) 1974-03-22
BE776141A (fr) 1972-06-02
GB1361436A (en) 1974-07-24

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