JP4833045B2 - アモルファス圧粉磁心 - Google Patents
アモルファス圧粉磁心 Download PDFInfo
- Publication number
- JP4833045B2 JP4833045B2 JP2006326237A JP2006326237A JP4833045B2 JP 4833045 B2 JP4833045 B2 JP 4833045B2 JP 2006326237 A JP2006326237 A JP 2006326237A JP 2006326237 A JP2006326237 A JP 2006326237A JP 4833045 B2 JP4833045 B2 JP 4833045B2
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- Prior art keywords
- core
- amorphous
- amorphous powder
- magnetic
- powder magnetic
- 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.)
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- 239000000843 powder Substances 0.000 title claims description 41
- 239000006247 magnetic powder Substances 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 229910008423 Si—B Inorganic materials 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000011162 core material Substances 0.000 description 63
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 29
- 230000035699 permeability Effects 0.000 description 22
- 239000000428 dust Substances 0.000 description 17
- 229910000976 Electrical steel Inorganic materials 0.000 description 13
- 229910052742 iron Inorganic materials 0.000 description 12
- 230000004907 flux Effects 0.000 description 7
- 150000003376 silicon Chemical class 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Images
Landscapes
- Powder Metallurgy (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
Claims (4)
- 最大粒径が53〜106μmであり、SiO 2 絶縁被膜を被覆したFe−Si−B系のアモルファス磁性粉末を、圧粉体密度が5.0〜6.0Mg/m3になるように圧粉成形した後、非還元性雰囲気中において400〜500℃、10〜30分間の熱処理を施すことにより作製されていることを特徴とするアモルファス圧粉磁心。
- 請求項1に記載のアモルファス圧粉磁心の形状がU字型またはE字型であり、2個のアモルファス圧粉磁心の端部を合わせて閉磁路を形成することでコアとし、このコアが2個のアモルファス圧粉磁心の合わせ面以外に空隙を有さないことを特徴とするコア。
- 請求項1に記載のアモルファス圧粉磁心であって、E字型及びI字型の形状の一組またはU字型及びT字型の形状の一組のアモルファス圧粉磁心の端部を合わせて閉磁路を形成することでコアとし、このコアが2個のアモルファス圧粉磁心の合わせ面以外に空隙を有さないことを特徴とするコア。
- 溶接機、レーザー加工機、ハイブリッド自動車、太陽光発電装置等の電源装置に搭載される大容量昇圧回路用インバータのリアクトル鉄心に用いられることを特徴とする請求項1に記載のアモルファス圧粉磁心。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006326237A JP4833045B2 (ja) | 2006-12-01 | 2006-12-01 | アモルファス圧粉磁心 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2006326237A JP4833045B2 (ja) | 2006-12-01 | 2006-12-01 | アモルファス圧粉磁心 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008141011A JP2008141011A (ja) | 2008-06-19 |
JP4833045B2 true JP4833045B2 (ja) | 2011-12-07 |
Family
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Family Applications (1)
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JP2006326237A Active JP4833045B2 (ja) | 2006-12-01 | 2006-12-01 | アモルファス圧粉磁心 |
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JP (1) | JP4833045B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104021909B (zh) | 2013-02-28 | 2017-12-22 | 精工爱普生株式会社 | 非晶合金粉末、压粉磁芯、磁性元件及电子设备 |
CN103639403B (zh) * | 2013-11-20 | 2015-09-30 | 徐立云 | 专用于连续波光纤激光熔覆的钴基合金粉末 |
CN112958779A (zh) * | 2021-02-01 | 2021-06-15 | 浙江工业大学 | 一种FeBP非晶软磁粉体及其磁粉芯的制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61166902A (ja) * | 1985-01-17 | 1986-07-28 | Tdk Corp | アモルフアス合金粉末製電磁部品及びその製造方法 |
JP2001073062A (ja) * | 1999-09-09 | 2001-03-21 | Kubota Corp | 非晶質軟磁性合金粉末成形体の製造方法 |
JP2001196216A (ja) * | 2000-01-17 | 2001-07-19 | Hitachi Ferrite Electronics Ltd | 圧粉磁芯 |
US6827557B2 (en) * | 2001-01-05 | 2004-12-07 | Humanelecs Co., Ltd. | Amorphous alloy powder core and nano-crystal alloy powder core having good high frequency properties and methods of manufacturing the same |
JP2002249802A (ja) * | 2001-02-26 | 2002-09-06 | Alps Electric Co Ltd | 非晶質軟磁性合金圧密体及びそれを用いた圧粉磁心 |
JP2004296606A (ja) * | 2003-03-26 | 2004-10-21 | Jfe Steel Kk | 保磁力の低い磁心とその製造方法およびその磁心用鉄粉 |
KR100545849B1 (ko) * | 2003-08-06 | 2006-01-24 | 주식회사 아모텍 | 철계 비정질 금속 분말의 제조방법 및 이를 이용한 연자성코어의 제조방법 |
JP2005294458A (ja) * | 2004-03-31 | 2005-10-20 | Nec Tokin Corp | 高周波用複合磁性粉末材料および高周波用圧粉磁芯ならびに高周波用圧粉磁芯の製造方法 |
JP2005354001A (ja) * | 2004-06-14 | 2005-12-22 | Nec Tokin Corp | 磁芯及びそれを用いた線輪部品 |
JP4419829B2 (ja) * | 2004-12-21 | 2010-02-24 | セイコーエプソン株式会社 | 成形体の製造方法および成形体 |
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2006
- 2006-12-01 JP JP2006326237A patent/JP4833045B2/ja active Active
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JP2008141011A (ja) | 2008-06-19 |
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