WO1999050858A8 - Noyau de transformateur du type a separation - Google Patents

Noyau de transformateur du type a separation

Info

Publication number
WO1999050858A8
WO1999050858A8 PCT/JP1999/001567 JP9901567W WO9950858A8 WO 1999050858 A8 WO1999050858 A8 WO 1999050858A8 JP 9901567 W JP9901567 W JP 9901567W WO 9950858 A8 WO9950858 A8 WO 9950858A8
Authority
WO
WIPO (PCT)
Prior art keywords
type transformer
separation type
transformer core
soft magnetic
core
Prior art date
Application number
PCT/JP1999/001567
Other languages
English (en)
Japanese (ja)
Other versions
WO1999050858A1 (fr
Inventor
Dongzhi Jin
Fumihiko Abe
Hajime Mochizuki
Hideharu Yonehara
Original Assignee
Furukawa Electric Co Ltd
Dongzhi Jin
Fumihiko Abe
Hajime Mochizuki
Hideharu Yonehara
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 Furukawa Electric Co Ltd, Dongzhi Jin, Fumihiko Abe, Hajime Mochizuki, Hideharu Yonehara filed Critical Furukawa Electric Co Ltd
Priority to JP54918399A priority Critical patent/JP4278719B2/ja
Priority to DE69943179T priority patent/DE69943179D1/de
Priority to KR10-1999-7010918A priority patent/KR100533494B1/ko
Priority to EP99912044A priority patent/EP0986073B1/fr
Priority to CA2291104A priority patent/CA2291104C/fr
Publication of WO1999050858A1 publication Critical patent/WO1999050858A1/fr
Publication of WO1999050858A8 publication Critical patent/WO1999050858A8/fr
Priority to US10/180,268 priority patent/US7106163B2/en

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
    • H01F38/18—Rotary transformers
    • 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
    • H01F38/14—Inductive couplings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H01F1/26—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • H01F1/37—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F2017/048—Fixed inductances of the signal type  with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
    • H01F2019/085—Transformer for galvanic isolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Insulating Of Coils (AREA)

Abstract

L'invention concerne un noyau de transformateur (1) du type à séparation qui comprend une bobine (3) et un matériau de noyau (2), ledit matériau de noyau (2) comportant un matériau isolant manifestant des propriétés d'isolation électrique ainsi qu'un matériau magnétique souple mixte, la part du matériau magnétique souple étant égale ou supérieure à 10 % en volume et inférieure ou égale à 70 % en volume.
PCT/JP1999/001567 1998-03-27 1999-03-26 Noyau de transformateur du type a separation WO1999050858A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP54918399A JP4278719B2 (ja) 1998-03-27 1999-03-26 分離型トランス
DE69943179T DE69943179D1 (de) 1998-03-27 1999-03-26 Transformatorkern mit getrennten teilen
KR10-1999-7010918A KR100533494B1 (ko) 1998-03-27 1999-03-26 분리형 트랜스 코어
EP99912044A EP0986073B1 (fr) 1998-03-27 1999-03-26 Noyau de transformateur du type a separation
CA2291104A CA2291104C (fr) 1998-03-27 1999-03-26 Noyau de transformateur d'isolement
US10/180,268 US7106163B2 (en) 1998-03-27 2002-06-26 Core

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8165198 1998-03-27
JP10/81651 1998-03-27

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US42410599A A-371-Of-International 1998-03-27 1999-03-26
US10/180,268 Continuation-In-Part US7106163B2 (en) 1998-03-27 2002-06-26 Core

Publications (2)

Publication Number Publication Date
WO1999050858A1 WO1999050858A1 (fr) 1999-10-07
WO1999050858A8 true WO1999050858A8 (fr) 1999-12-02

Family

ID=13752243

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1999/001567 WO1999050858A1 (fr) 1998-03-27 1999-03-26 Noyau de transformateur du type a separation

Country Status (6)

Country Link
EP (1) EP0986073B1 (fr)
JP (1) JP4278719B2 (fr)
KR (1) KR100533494B1 (fr)
CA (1) CA2291104C (fr)
DE (1) DE69943179D1 (fr)
WO (1) WO1999050858A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001067471A1 (fr) 2000-03-08 2001-09-13 The Furukawa Electric Co., Ltd. Procede permettant de diagnostiquer un etat anormal d'un transformateur d'isolation et dispositif associe
FR2976152B1 (fr) * 2011-05-31 2013-06-28 Renault Sa Ecran de blindage magnetique pour charge sans contact d'une batterie d'un vehicule automobile
EP3065149B1 (fr) * 2013-11-01 2020-05-20 Toda Kogyo Corporation Composition de résine et ferrite magnétique douce, corps moulé en composition de résine et ferrite magnétique douce, et dispositif de transmission d'énergie pour système d'alimentation électrique sans contact
KR102166881B1 (ko) 2014-04-03 2020-10-16 엘지이노텍 주식회사 무선 전력 송신 장치
WO2015173196A1 (fr) * 2014-05-14 2015-11-19 Dsm Ip Assets B.V. Composition de matériau magnétique doux et composant constitué du matériau
KR102283168B1 (ko) * 2014-11-17 2021-07-29 엘지이노텍 주식회사 연자성 합금, 이를 포함하는 무선 전력 송신 장치 및 무선 전력 수신 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812445C2 (de) * 1978-03-22 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Herstellung von Preßmassen mit weichmagnetischen Eigenschaften
JPS5926214U (ja) * 1982-08-11 1984-02-18 クラリオン株式会社 ロ−タリ−トランス
US4543208A (en) * 1982-12-27 1985-09-24 Tokyo Shibaura Denki Kabushiki Kaisha Magnetic core and method of producing the same
JPS62188303A (ja) * 1986-02-14 1987-08-17 Shigeo Fukuda ビデオテ−プレコダ−に於けるロ−タリ−トランスの磁心コアの製法
US5160447A (en) * 1988-02-29 1992-11-03 Kabushiki Kaisha Sankyo Seiki Seisakusho Compressed powder magnetic core and method for fabricating same
EP0587142B1 (fr) * 1992-09-09 1996-11-06 Matsushita Electric Industrial Co., Ltd. Transformateur tournant
JPH07307237A (ja) * 1994-05-13 1995-11-21 Tokin Corp ロータリートランスの製造方法及びそれに用いる磁性材料

Also Published As

Publication number Publication date
EP0986073A4 (fr) 2006-09-20
KR20010012948A (ko) 2001-02-26
EP0986073B1 (fr) 2011-02-09
CA2291104A1 (fr) 1999-10-07
WO1999050858A1 (fr) 1999-10-07
EP0986073A1 (fr) 2000-03-15
JP4278719B2 (ja) 2009-06-17
KR100533494B1 (ko) 2005-12-06
DE69943179D1 (de) 2011-03-24
CA2291104C (fr) 2010-11-30

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