KR890002910A - 자성코어 및 그 제조방법 - Google Patents

자성코어 및 그 제조방법 Download PDF

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KR890002910A
KR890002910A KR1019880008850A KR880008850A KR890002910A KR 890002910 A KR890002910 A KR 890002910A KR 1019880008850 A KR1019880008850 A KR 1019880008850A KR 880008850 A KR880008850 A KR 880008850A KR 890002910 A KR890002910 A KR 890002910A
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magnetic core
magnetic
alloy
khz
reactor
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KR1019880008850A
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KR910002375B1 (ko
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요시히또 요시자와
기요따까 야마구찌
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히다찌 긴조꾸 가부시끼 가이샤
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • 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
    • 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
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
    • 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
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

내용 없음

Description

자성코어 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 7 도는 포화 리액터로서 자기코어의 특성을 도시한 그래프. 제 8 도는 △B 및 H 사이의 관계를 도시한 그래프.

Claims (15)

  1. Fe,Cu,M으로 구성된 Fe 기본 연자성 합금으로 제조된 자기코어에 있어서, 상기 M이 Nb,W,Ta,Zr,Hf,Ti 및 Mo으로 구성된 그룹으로부터 선택된 적어도 하나의 성분이며, 합금 조직의 적어도 50%가 결정성 미립자로 형성되며, μa를 1KHz에서의 유효 튜자율로 μ b를 1000시간동안 공기중에서 100℃로 가열한후 1 KHz에서의 유효 튜자율이라 할때 상기 자기코어의 시간에 대한 유효튜자율의 변화율 X를 X=1-μ b/μ a의 식으로 규정하고 그 값이 0.3 또는 그 이하인 것을 특징으로하는 자기코어.
  2. 제 1 항에 있어서, 상기 Fe 기본 연자성 합금이 10KG 또는 그 이상의 포화자속밀도 Bs와 5x103또는 그 이상의 유효 투자율 μ10KHz을 갖는 것을 특징으로하는 자기코어.
  3. 제 1 항에 있어서, Fe 기본 연자성 합금이 +5×10-6내지 -5×IO-6의 포화자기변형 λs를 갖는 것을 특징으로하는 자기코어.
  4. 제 1 항에 의한 자기코어로 구성된 포화 리액터.
  5. 제 4 항에 있어서, 50KHz에서의 비조절 자기밀도 △Bb가 3 KG 또는 그 이하인 것을 특징으로하는 포화 리액터.
  6. 제 1 항에 의한 자기코어로 구성된 반도체 회로용 리액터.
  7. Fe 기본 연자성 합금이 70% 또는 그 이상의 DC B-H 곡선의 구형비 Br/B10를 갖는 제 4 항에 의한 반도체 회로용 리액터.
  8. 제 6 항에 있어서, Fe 기본 연자성 합금이 70% 또는 그 이상의 DC B-H 곡선의 구형비 Br/B10를 갖는 것을 특징으로하는 반도체 회로용 리액터.
  9. 제 1 항에 의한 자기코어로 구성된 공통 모드쵸크.
  10. 제 1 항에 있어서, 30% 또는 그 이하의 DC B-H 곡선의 구형비 Br/B10와, 1000 또는 그 이상의 100 KHz에서의 복합 투자율의 절대값 │μ│ 와, 5KG 또는 그 이상의 1Oe에서의 자기밀도 B1과, 10KG또는 그 이상의 l0Ve에서의 자기밀도 B10을 갖는 것을 특징으로하는 자기코어.
  11. 제 9 항의 공통 모드 쵸크를 내장한 라인 필터.
  12. 제 1 항에 의한 자기코어로 구성된 고 주파수 변환기 코어.
  13. 제12항에 있어서, 기본 연자성 합금이 30% 또는 그 이하의 DC B-H곡선의 구헝비 Br/B10를 갖는 것을 특징으로하는 고 주파수 변환기 코어.
  14. 제12항의 자기코어와 둘 또는 그 이상의 권선으로 구성된 고 주파수 변환기.
  15. 비결정성 리본을 성형하도록 Nb,W,Ta,2r,Hf,Ti 및 Mo으로 구성된 그룹으로부터 선택되는 M과 Fe 그리고 Cu로 구성된 합금 용융뮬을 신속히 담금질하는 단계와, 상기 비결정성 리본을 권취코어로 성형하는 단계와, 그 연후에 상기 합금이 그 조직의 적어도 50%를 차지하는 결정성 미립자를 갖도록 권취 코어를 열처리하는 단계를 포함하는 자기코어의 제조방법
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880008850A 1987-07-14 1988-07-14 자성코어 및 그 제조방법 KR910002375B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP175673 1987-07-14
JP17567387 1987-07-14
JP188344 1987-07-28
JP188345 1987-07-28
JP18834487 1987-07-28
JP18834587 1987-07-28
JP173188 1988-01-07
JP1731 1988-01-07

Publications (2)

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KR890002910A true KR890002910A (ko) 1989-04-11
KR910002375B1 KR910002375B1 (ko) 1991-04-20

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EP (1) EP0299498B1 (ko)
JP (1) JPH0777167B2 (ko)
KR (1) KR910002375B1 (ko)
CA (1) CA1341105C (ko)
DE (1) DE3884491T2 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100370061B1 (ko) * 2000-03-22 2003-01-29 엘지전자 주식회사 인덕터 및 그 제조방법
KR100514955B1 (ko) * 1997-09-26 2005-12-12 히다찌긴조꾸가부시끼가이사 가포화리액터용자기코어,자기증폭기형다출력스위칭레귤레이터및자기증폭기형다출력스위칭레귤레이터를구비한컴퓨터

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EP0801443B1 (de) * 1996-04-12 2003-02-19 Vacuumschmelze GmbH Dämpfungseinrichtung gegen Störströme elektronischer Komponenten
JP2922844B2 (ja) * 1996-04-19 1999-07-26 日立金属株式会社 インバータを用いた装置
FR2772181B1 (fr) * 1997-12-04 2000-01-14 Mecagis Procede de fabrication d'un noyau magnetique en alliage magnetique doux nanocristallin utilisable dans un disjoncteur differentiel de la classe a et noyau magnetique obtenu
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DE19908374B4 (de) * 1999-02-26 2004-11-18 Magnequench Gmbh Teilchenverbundwerkstoff aus einer thermoplastischen Kunststoffmatrix mit eingelagertem weichmagnetischen Material, Verfahren zur Herstellung eines solchen Verbundkörpers, sowie dessen Verwendung
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KR101060091B1 (ko) 2006-07-12 2011-08-29 바쿰슈멜체 게엠베하 운트 코. 카게 자심의 제조방법과, 자심 및 자심을 지닌 유도소자
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JP5267201B2 (ja) * 2009-02-23 2013-08-21 日産自動車株式会社 スイッチング回路
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CN108559906A (zh) * 2017-12-11 2018-09-21 安徽宝辰机电设备科技有限公司 一种逆变焊机主变压器用铁芯材料
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KR100514955B1 (ko) * 1997-09-26 2005-12-12 히다찌긴조꾸가부시끼가이사 가포화리액터용자기코어,자기증폭기형다출력스위칭레귤레이터및자기증폭기형다출력스위칭레귤레이터를구비한컴퓨터
KR100370061B1 (ko) * 2000-03-22 2003-01-29 엘지전자 주식회사 인덕터 및 그 제조방법

Also Published As

Publication number Publication date
DE3884491D1 (de) 1993-11-04
CA1341105C (en) 2000-10-03
DE3884491T2 (de) 1994-02-17
EP0299498B1 (en) 1993-09-29
JPH0277105A (ja) 1990-03-16
KR910002375B1 (ko) 1991-04-20
EP0299498A1 (en) 1989-01-18
JPH0777167B2 (ja) 1995-08-16

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