EP0484074A3 - High-frequency, high-leakage-reactance transformer - Google Patents

High-frequency, high-leakage-reactance transformer Download PDF

Info

Publication number
EP0484074A3
EP0484074A3 EP19910309923 EP91309923A EP0484074A3 EP 0484074 A3 EP0484074 A3 EP 0484074A3 EP 19910309923 EP19910309923 EP 19910309923 EP 91309923 A EP91309923 A EP 91309923A EP 0484074 A3 EP0484074 A3 EP 0484074A3
Authority
EP
European Patent Office
Prior art keywords
leakage
frequency
reactance transformer
reactance
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.)
Withdrawn
Application number
EP19910309923
Other languages
English (en)
Other versions
EP0484074A2 (de
Inventor
Robert Philbrick Alley
Robert Louis Steigerwald
Sayed-Amr Ahmes El-Hamamsy
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of EP0484074A2 publication Critical patent/EP0484074A2/de
Publication of EP0484074A3 publication Critical patent/EP0484074A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/10—Ballasts, e.g. for discharge lamps
    • 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
    • H01F2027/348—Preventing eddy currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
EP19910309923 1990-10-29 1991-10-28 High-frequency, high-leakage-reactance transformer Withdrawn EP0484074A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60454990A 1990-10-29 1990-10-29
US604549 1996-02-21

Publications (2)

Publication Number Publication Date
EP0484074A2 EP0484074A2 (de) 1992-05-06
EP0484074A3 true EP0484074A3 (en) 1993-02-24

Family

ID=24420047

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910309923 Withdrawn EP0484074A3 (en) 1990-10-29 1991-10-28 High-frequency, high-leakage-reactance transformer

Country Status (3)

Country Link
EP (1) EP0484074A3 (de)
JP (1) JPH04283909A (de)
CA (1) CA2053648A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107025985A (zh) * 2017-03-23 2017-08-08 西北核技术研究所 带缓冲层的Tesla变压器磁芯及变压器和该磁芯制备方法

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4117288A1 (de) * 1991-05-27 1992-12-03 Hella Kg Hueck & Co Hochspannungs-zuenduebertrager zum zuenden und betreiben von wechselstrom-hochdruck-gasentladungslampen in kraftfahrzeugen
DE10317945A1 (de) * 2002-04-19 2003-11-20 Tyco Electronics France Sas Po Impulstransformator für eine Hochintensitätsentladungslampe und Verfahren zum Herstellen von diesem
US7489219B2 (en) 2003-07-16 2009-02-10 Marvell World Trade Ltd. Power inductor with reduced DC current saturation
US7307502B2 (en) 2003-07-16 2007-12-11 Marvell World Trade Ltd. Power inductor with reduced DC current saturation
US7023313B2 (en) * 2003-07-16 2006-04-04 Marvell World Trade Ltd. Power inductor with reduced DC current saturation
US7872454B2 (en) 2003-08-21 2011-01-18 Marvell World Trade Ltd. Digital low dropout regulator
US7760525B2 (en) 2003-08-21 2010-07-20 Marvell World Trade Ltd. Voltage regulator
DE102004044368A1 (de) * 2004-09-10 2006-03-16 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Transformator und Zündvorrichtung mit einem Transformator sowie Hochdruckentladungslampe mit einem Transformator
FR2982068B1 (fr) * 2011-11-02 2014-09-12 Valeo Sys Controle Moteur Sas Dispositif electromagnetique et actionneur electromagnetique correspondant
EP4100974A4 (de) * 2020-02-04 2024-02-28 Resonant Link, Inc. Magnetische kernstrukturen
CN114823094A (zh) * 2022-05-26 2022-07-29 广安领创华财电子科技有限公司 一种一体成型的高频变压器
CN117476335B (zh) * 2023-11-07 2025-07-11 惠州市磁极新能源科技有限公司 Llc充变压器集成谐振电感磁路结构

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613841A (en) * 1983-11-30 1986-09-23 General Electric Company Integrated transformer and inductor
US4943793A (en) * 1988-12-27 1990-07-24 General Electric Company Dual-permeability core structure for use in high-frequency magnetic components

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58173999A (ja) * 1982-04-06 1983-10-12 Seiko Instr & Electronics Ltd 動電形スピ−カ用振動板の加工方法
JPS5936407A (ja) * 1982-08-24 1984-02-28 Nec Corp 半導体増幅器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613841A (en) * 1983-11-30 1986-09-23 General Electric Company Integrated transformer and inductor
US4943793A (en) * 1988-12-27 1990-07-24 General Electric Company Dual-permeability core structure for use in high-frequency magnetic components

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107025985A (zh) * 2017-03-23 2017-08-08 西北核技术研究所 带缓冲层的Tesla变压器磁芯及变压器和该磁芯制备方法
CN107025985B (zh) * 2017-03-23 2019-02-05 西北核技术研究所 带缓冲层的Tesla变压器磁芯及变压器和该磁芯制备方法

Also Published As

Publication number Publication date
JPH04283909A (ja) 1992-10-08
EP0484074A2 (de) 1992-05-06
CA2053648A1 (en) 1992-04-30

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