CN110444361B - 高频高饱和磁通密度铁氧体制备方法及电感器及变压器 - Google Patents
高频高饱和磁通密度铁氧体制备方法及电感器及变压器 Download PDFInfo
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- CN110444361B CN110444361B CN201910846124.4A CN201910846124A CN110444361B CN 110444361 B CN110444361 B CN 110444361B CN 201910846124 A CN201910846124 A CN 201910846124A CN 110444361 B CN110444361 B CN 110444361B
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- inductor
- transformer
- magnetic flux
- flux density
- saturation magnetic
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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
- 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
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- 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
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- 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
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
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- 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
- H01F41/0253—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 for manufacturing permanent magnets
- H01F41/0266—Moulding; Pressing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
Abstract
Description
实施例 | 烧结温度及保温时间 | 氧含量及时间 | 降温段温度及保温时间 |
实施例1 | 1240℃,5h | 3.5%@前1h,2.4%@后4h | 1060℃,45min |
实施例2 | 1230℃,4h | 4%@前1h,2.6%@后3h | 1060℃,40min |
实施例3 | 1230℃,5h | 4%@前1h,3%@后3h | 1100℃,60min |
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CN201910846124.4A CN110444361B (zh) | 2019-09-09 | 2019-09-09 | 高频高饱和磁通密度铁氧体制备方法及电感器及变压器 |
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CN201910846124.4A CN110444361B (zh) | 2019-09-09 | 2019-09-09 | 高频高饱和磁通密度铁氧体制备方法及电感器及变压器 |
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CN110444361A CN110444361A (zh) | 2019-11-12 |
CN110444361B true CN110444361B (zh) | 2020-09-22 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111039666A (zh) * | 2019-12-26 | 2020-04-21 | 天通控股股份有限公司 | 一种超高饱和磁通密度锰锌铁氧体材料及其制备方法 |
CN112456994A (zh) * | 2020-11-27 | 2021-03-09 | 天通控股股份有限公司 | 一种低温烧结高频低损耗MnZn软磁铁氧体及其制备方法 |
CN113675731B (zh) * | 2021-10-25 | 2021-12-24 | 华海通信技术有限公司 | 一种电力噪声抑制装置及海缆供电系统 |
CN113998999B (zh) * | 2022-01-04 | 2022-04-01 | 天通控股股份有限公司 | 一种宽温低损耗高Bs锰锌铁氧体材料的制造方法 |
CN114871857A (zh) * | 2022-04-19 | 2022-08-09 | 承德建龙特殊钢有限公司 | 一种夹持金相试样的工具及试样磨抛的方法 |
CN116813320A (zh) * | 2023-06-08 | 2023-09-29 | 浙江工业大学 | 一种用于MHz频率的MnZn铁氧体 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP3917325B2 (ja) * | 1999-05-25 | 2007-05-23 | Jfeケミカル株式会社 | フェライト |
JP2003068515A (ja) * | 2001-08-22 | 2003-03-07 | Minebea Co Ltd | Mn−Znフェライトおよび巻き線部品 |
CN103396112B (zh) * | 2013-06-26 | 2014-12-03 | 蚌埠市高华电子有限公司 | 一种软磁铁氧体材料及其制备方法 |
CN105565790B (zh) * | 2014-10-09 | 2020-06-26 | 桐乡市耀润电子有限公司 | Yr950宽温高直流叠加低功耗锰锌铁氧体材料及其制备方法 |
CN106830913B (zh) * | 2017-03-22 | 2020-01-10 | 天通控股股份有限公司 | 一种高频低损耗高饱和磁通密度软磁铁氧体材料及其制备方法 |
CN107240486A (zh) * | 2017-07-24 | 2017-10-10 | 友邦电气(平湖)股份有限公司 | 无骨架电感器 |
CN207302826U (zh) * | 2017-09-29 | 2018-05-01 | 珠海市新化磁性材料有限公司 | 一种高频变压器 |
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