AT378436B - TRANSFORMER FOR USE IN UNDERGROUND SPACES - Google Patents

TRANSFORMER FOR USE IN UNDERGROUND SPACES

Info

Publication number
AT378436B
AT378436B AT381079A AT381079A AT378436B AT 378436 B AT378436 B AT 378436B AT 381079 A AT381079 A AT 381079A AT 381079 A AT381079 A AT 381079A AT 378436 B AT378436 B AT 378436B
Authority
AT
Austria
Prior art keywords
transformer
underground spaces
underground
spaces
Prior art date
Application number
AT381079A
Other languages
German (de)
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Application granted granted Critical
Publication of AT378436B publication Critical patent/AT378436B/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
    • H01F27/08—Cooling; Ventilating
    • H01F27/20—Cooling by special gases or non-ambient air

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)
AT381079A 1978-06-03 1979-05-23 TRANSFORMER FOR USE IN UNDERGROUND SPACES AT378436B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782824382 DE2824382C2 (en) 1978-06-03 1978-06-03 transformer

Publications (1)

Publication Number Publication Date
AT378436B true AT378436B (en) 1985-08-12

Family

ID=6040922

Family Applications (1)

Application Number Title Priority Date Filing Date
AT381079A AT378436B (en) 1978-06-03 1979-05-23 TRANSFORMER FOR USE IN UNDERGROUND SPACES

Country Status (7)

Country Link
AT (1) AT378436B (en)
BE (1) BE876721A (en)
CH (1) CH646545A5 (en)
DE (1) DE2824382C2 (en)
FR (1) FR2427672A1 (en)
MA (1) MA18479A1 (en)
NL (1) NL7903966A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017102436B4 (en) 2017-02-08 2025-12-18 Hitachi Energy Ltd Dry-type transformer with air cooling, method for cooling and use of a ring fan

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE504644A (en) *
FR830511A (en) * 1936-12-07 1938-08-02 Siemens Ag Air-cooled transformer
DE843579C (en) * 1950-07-06 1952-07-10 Siemens Ag Transformer cooling device
DE973773C (en) * 1951-01-16 1960-06-02 Licentia Gmbh Flameproof dry-type transformer for companies at risk of explosion and firedamp
DE1775668U (en) * 1954-04-02 1958-10-16 Licentia Gmbh PRESSURE-RESISTANT ENCLOSED DRY TRANSFORMER FOR EXPLOSION HAZARD ROOMS, SUCH AS MINES AND THE LIKE.
US2927736A (en) * 1954-04-23 1960-03-08 Frederick S Rohatyn Apparatus for cooling a device which produces heat during the operation thereof
FR1146044A (en) * 1955-01-25 1957-11-05 Thomson Houston Comp Francaise Improvements to electrical devices isolated by an electronegative gas
US3164666A (en) * 1961-06-26 1965-01-05 Gen Electric Fluid insulated electrical apparatus
BE661222A (en) * 1965-03-17 1965-09-17 Acec Hermetically sealed transformer
US3551863A (en) * 1968-03-18 1970-12-29 Louis L Marton Transformer with heat dissipator

Also Published As

Publication number Publication date
DE2824382C2 (en) 1982-06-09
FR2427672A1 (en) 1979-12-28
CH646545A5 (en) 1984-11-30
BE876721A (en) 1979-10-01
MA18479A1 (en) 1979-12-31
FR2427672B1 (en) 1985-04-12
NL7903966A (en) 1979-12-05
DE2824382A1 (en) 1979-12-06

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee