ES2042855T3 - Procedimiento para mejorar el comportamiento al fuego de un bobinado de transformador electrico seco. - Google Patents

Procedimiento para mejorar el comportamiento al fuego de un bobinado de transformador electrico seco.

Info

Publication number
ES2042855T3
ES2042855T3 ES89106829T ES89106829T ES2042855T3 ES 2042855 T3 ES2042855 T3 ES 2042855T3 ES 89106829 T ES89106829 T ES 89106829T ES 89106829 T ES89106829 T ES 89106829T ES 2042855 T3 ES2042855 T3 ES 2042855T3
Authority
ES
Spain
Prior art keywords
procedure
improve
electric transformer
dry electric
transformer winding
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 - Lifetime
Application number
ES89106829T
Other languages
English (en)
Inventor
Dominique Lacaze
Jacques Samat
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 Holdings SA
Original Assignee
GEC Alsthom 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 GEC Alsthom SA filed Critical GEC Alsthom SA
Application granted granted Critical
Publication of ES2042855T3 publication Critical patent/ES2042855T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • 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
    • H01F27/327—Encapsulating or impregnating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/12—Insulating of windings
    • H01F41/127—Encapsulating or impregnating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulating Of Coils (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

PROCEDIMENTO PARA MEJORAR LA DURACION DE RESISTENCIA AL FUEGO DE UN BOBINAJE DE TRANSFORMADOR ELECTRICO SECO IMPREGNADO DE RESINA. SE CARACTERIZA POR EL HECHO DE QUE DICHO BOBINAJE ESTA RODEADO SOBRE SUS CARAS INTRNA Y EXTERNA, DE UN MATERIAL A BASE DE FIBRA DE VIDRIO Y QUE HA SIDO PREVIAMENTE PRE-IMPREGNADO DE UNA RESINA DEL MISMO TIPO QUE LA RESINA DE IMPREGNACION Y FUERTEMENTE CARGADA DE PRODUCTOS INCOMBUSTIBLES.
ES89106829T 1988-04-19 1989-04-17 Procedimiento para mejorar el comportamiento al fuego de un bobinado de transformador electrico seco. Expired - Lifetime ES2042855T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8805157A FR2630253A1 (fr) 1988-04-19 1988-04-19 Procede d'amelioration de la tenue au feu d'un bobinage de transformateur electrique sec

Publications (1)

Publication Number Publication Date
ES2042855T3 true ES2042855T3 (es) 1993-12-16

Family

ID=9365442

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89106829T Expired - Lifetime ES2042855T3 (es) 1988-04-19 1989-04-17 Procedimiento para mejorar el comportamiento al fuego de un bobinado de transformador electrico seco.

Country Status (4)

Country Link
EP (1) EP0338476B1 (es)
DE (1) DE68908453T2 (es)
ES (1) ES2042855T3 (es)
FR (1) FR2630253A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4110223A1 (de) * 1990-10-18 1992-04-23 Abb Patent Gmbh Trockentransformator oder drosselspule und verfahren zu ihrer herstellung
EP3051546A1 (en) * 2015-02-02 2016-08-03 Starkstrom-gerätebau GmbH Fire resistant electric coil and power transformer using the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945912A (en) * 1953-06-15 1960-07-19 Moser Glaser & Co Ag High voltage insulator
FR1098178A (fr) * 1954-01-12 1955-07-19 G Ab Procédé d'assemblage par collage et produits obtenus
US3263196A (en) * 1963-07-16 1966-07-26 Mc Graw Edison Co Encapsulated electrical coil having means to aid impregnation
US3427189A (en) * 1965-03-10 1969-02-11 Atomic Energy Commission Radiation resistant insulation
DE2541670C2 (de) * 1974-09-19 1986-09-04 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Mit Kunstharz vergossene elektrische Spule
DE2530388B1 (de) * 1975-07-08 1976-12-16 Elsic Elek Sche Sicherheitsaus Feuerbestaendige, elektrisch isolierende formteile
CA1104292A (en) * 1977-10-14 1981-06-30 Flamemaster Corporation (The) Fire retardant composition
GB1602970A (en) * 1978-05-31 1981-11-18 English Electric Co Ltd Three phase transformers
JPS5763816A (en) * 1980-10-06 1982-04-17 Hitachi Ltd Molded transformer coil
CA1219103A (en) * 1983-07-21 1987-03-17 Roger L. Langer Flexible fibrous endothermic sheet material for fire protection
JPS60180108A (ja) * 1984-02-27 1985-09-13 Sanyurejin Kk フライバツクトランスの製造方法

Also Published As

Publication number Publication date
EP0338476B1 (fr) 1993-08-18
FR2630253A1 (fr) 1989-10-20
DE68908453D1 (de) 1993-09-23
DE68908453T2 (de) 1994-02-17
EP0338476A1 (fr) 1989-10-25

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