DE69226741D1 - Transformator - Google Patents

Transformator

Info

Publication number
DE69226741D1
DE69226741D1 DE69226741T DE69226741T DE69226741D1 DE 69226741 D1 DE69226741 D1 DE 69226741D1 DE 69226741 T DE69226741 T DE 69226741T DE 69226741 T DE69226741 T DE 69226741T DE 69226741 D1 DE69226741 D1 DE 69226741D1
Authority
DE
Germany
Prior art keywords
transformer
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 - Fee Related
Application number
DE69226741T
Other languages
English (en)
Other versions
DE69226741T2 (de
Inventor
Patrizio Vinciarelli
Jay M Prager
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.)
Vicor Corp
Original Assignee
VLT 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 VLT Corp filed Critical VLT Corp
Publication of DE69226741D1 publication Critical patent/DE69226741D1/de
Application granted granted Critical
Publication of DE69226741T2 publication Critical patent/DE69226741T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01F27/346—Preventing or reducing leakage fields
    • 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
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Dc-Dc Converters (AREA)
  • Regulation Of General Use Transformers (AREA)
DE69226741T 1991-09-13 1992-09-14 Transformator Expired - Fee Related DE69226741T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75951191A 1991-09-13 1991-09-13

Publications (2)

Publication Number Publication Date
DE69226741D1 true DE69226741D1 (de) 1998-10-01
DE69226741T2 DE69226741T2 (de) 1999-05-20

Family

ID=25055924

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69226741T Expired - Fee Related DE69226741T2 (de) 1991-09-13 1992-09-14 Transformator
DE69232551T Expired - Fee Related DE69232551T2 (de) 1991-09-13 1992-09-14 Transformatoren und Verfahren, mit denen die Streuinduktivität in Transformatoren kontrolliert wird

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69232551T Expired - Fee Related DE69232551T2 (de) 1991-09-13 1992-09-14 Transformatoren und Verfahren, mit denen die Streuinduktivität in Transformatoren kontrolliert wird

Country Status (4)

Country Link
US (3) US5546065A (de)
EP (2) EP0881647B1 (de)
JP (2) JP3311391B2 (de)
DE (2) DE69226741T2 (de)

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JPH0245905A (ja) 1988-08-08 1990-02-15 Matsushita Electric Ind Co Ltd コンバータートランス
JP2686472B2 (ja) 1988-08-29 1997-12-08 株式会社テネックス フィルタエレメントの親水剤処理方法
FR2655475B1 (fr) * 1989-12-01 1992-02-21 Orega Electro Mecanique Dispositif de blindage pour transformateur d'alimentation a decoupage.
DK169008B1 (da) * 1990-06-01 1994-07-25 Holec Lk A S Fremgangsmåde og skærm til afskærmning af en strømtransformer samt strømtransformer med en sådan afskærmning
JPH065448A (ja) * 1992-06-22 1994-01-14 Matsushita Electric Ind Co Ltd チョークコイルおよび電源装置
JP1154504S (de) 2001-10-31 2002-09-30

Also Published As

Publication number Publication date
JPH06151210A (ja) 1994-05-31
EP0881647A1 (de) 1998-12-02
DE69232551D1 (de) 2002-05-16
JP2002237423A (ja) 2002-08-23
EP0532360B1 (de) 1998-08-26
DE69232551T2 (de) 2002-08-22
EP0532360A1 (de) 1993-03-17
US5719544A (en) 1998-02-17
DE69226741T2 (de) 1999-05-20
US20020097130A1 (en) 2002-07-25
EP0881647B1 (de) 2002-04-10
JP3311391B2 (ja) 2002-08-05
US5546065A (en) 1996-08-13
US6653924B2 (en) 2003-11-25

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