NO153196C - Trefasetransformator for store sekundaerstroemmer. - Google Patents

Trefasetransformator for store sekundaerstroemmer.

Info

Publication number
NO153196C
NO153196C NO833430A NO833430A NO153196C NO 153196 C NO153196 C NO 153196C NO 833430 A NO833430 A NO 833430A NO 833430 A NO833430 A NO 833430A NO 153196 C NO153196 C NO 153196C
Authority
NO
Norway
Prior art keywords
phase transformer
secondary flows
large secondary
flows
transformer
Prior art date
Application number
NO833430A
Other languages
English (en)
Other versions
NO153196B (no
NO833430L (no
Inventor
Odd Johan Eilertsen
Ottar Hilberg Svensen
Original Assignee
Nat Ind As
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 Nat Ind As filed Critical Nat Ind As
Priority to NO833430A priority Critical patent/NO153196C/no
Priority to CA000445416A priority patent/CA1205154A/en
Priority to US06/582,927 priority patent/US4507636A/en
Publication of NO833430L publication Critical patent/NO833430L/no
Publication of NO153196B publication Critical patent/NO153196B/no
Publication of NO153196C publication Critical patent/NO153196C/no

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
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Transformer Cooling (AREA)
NO833430A 1983-09-23 1983-09-23 Trefasetransformator for store sekundaerstroemmer. NO153196C (no)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO833430A NO153196C (no) 1983-09-23 1983-09-23 Trefasetransformator for store sekundaerstroemmer.
CA000445416A CA1205154A (en) 1983-09-23 1984-01-17 Neutral point plate of three-phase transformer for large secondary currents
US06/582,927 US4507636A (en) 1983-09-23 1984-02-23 Neutral point plate of three-phase transformer for large secondary currents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO833430A NO153196C (no) 1983-09-23 1983-09-23 Trefasetransformator for store sekundaerstroemmer.

Publications (3)

Publication Number Publication Date
NO833430L NO833430L (no) 1985-03-25
NO153196B NO153196B (no) 1985-10-21
NO153196C true NO153196C (no) 1986-01-29

Family

ID=19887250

Family Applications (1)

Application Number Title Priority Date Filing Date
NO833430A NO153196C (no) 1983-09-23 1983-09-23 Trefasetransformator for store sekundaerstroemmer.

Country Status (3)

Country Link
US (1) US4507636A (no)
CA (1) CA1205154A (no)
NO (1) NO153196C (no)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436703A (en) * 1967-10-20 1969-04-01 Gen Electric Internal bus connection for high current y-connected transformers and the like
US3465272A (en) * 1967-12-01 1969-09-02 Gen Electric Internal bus connection for highcurrent ring - connected transformers and the like
DE2736092A1 (de) * 1977-08-10 1979-02-22 Transformatoren Union Ag Wicklung fuer transformatoren mit zwei windungen fuer sehr hohe elektrische stroeme
US4174509A (en) * 1977-12-29 1979-11-13 General Electric Company Furnace transformer having a low-voltage internally-connected delta winding
US4375627A (en) * 1981-06-26 1983-03-01 Westinghouse Electric Corp. Transformer tank panel neutral connection with reverse current shielding conductors

Also Published As

Publication number Publication date
NO153196B (no) 1985-10-21
NO833430L (no) 1985-03-25
CA1205154A (en) 1986-05-27
US4507636A (en) 1985-03-26

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