JP2021102799A5 - - Google Patents
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- Publication number
- JP2021102799A5 JP2021102799A5 JP2019234302A JP2019234302A JP2021102799A5 JP 2021102799 A5 JP2021102799 A5 JP 2021102799A5 JP 2019234302 A JP2019234302 A JP 2019234302A JP 2019234302 A JP2019234302 A JP 2019234302A JP 2021102799 A5 JP2021102799 A5 JP 2021102799A5
- Authority
- JP
- Japan
- Prior art keywords
- soft magnetic
- magnetic steel
- steel sheet
- phase
- less
- 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.)
- Granted
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 36
- 229910000831 Steel Inorganic materials 0.000 claims 32
- 239000010959 steel Substances 0.000 claims 32
- 229910052757 nitrogen Inorganic materials 0.000 claims 18
- 238000004519 manufacturing process Methods 0.000 claims 16
- 238000007654 immersion Methods 0.000 claims 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 11
- 238000010438 heat treatment Methods 0.000 claims 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 8
- 229910052799 carbon Inorganic materials 0.000 claims 8
- 238000000034 method Methods 0.000 claims 8
- 238000001816 cooling Methods 0.000 claims 6
- 229910001337 iron nitride Inorganic materials 0.000 claims 6
- 239000007858 starting material Substances 0.000 claims 6
- 238000005496 tempering Methods 0.000 claims 5
- 229910052742 iron Inorganic materials 0.000 claims 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims 2
- 230000005672 electromagnetic field Effects 0.000 claims 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000010791 quenching Methods 0.000 claims 2
- 230000000171 quenching effect Effects 0.000 claims 2
- 229910000920 Fe16N2 Inorganic materials 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 230000004907 flux Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019234302A JP7489773B2 (ja) | 2019-12-25 | 2019-12-25 | 軟磁性鋼板の製造方法 |
| CN202080088576.1A CN114829648A (zh) | 2019-12-25 | 2020-08-28 | 软磁性钢板、该软磁性钢板的制造方法、使用了该软磁性钢板的铁芯和旋转电机 |
| PCT/JP2020/032669 WO2021131162A1 (ja) | 2019-12-25 | 2020-08-28 | 軟磁性鋼板、該軟磁性鋼板の製造方法、該軟磁性鋼板を用いた鉄心および回転電機 |
| EP20908103.3A EP4083239A4 (en) | 2019-12-25 | 2020-08-28 | SOFT MAGNETIC STEEL SHEET, METHOD FOR THE PRODUCTION THEREOF AND CORE AND DYNAMOELECTRIC MACHINE IN WHICH THE SOFT MAGNETIC STEEL SHEET IS USED |
| US17/779,158 US12431269B2 (en) | 2019-12-25 | 2020-08-28 | Soft magnetic steel sheet, method for manufacturing the soft magnetic steel sheet, and core and dynamo-electric machine in which the soft magnetic steel sheet is used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019234302A JP7489773B2 (ja) | 2019-12-25 | 2019-12-25 | 軟磁性鋼板の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021102799A JP2021102799A (ja) | 2021-07-15 |
| JP2021102799A5 true JP2021102799A5 (enExample) | 2022-08-10 |
| JP7489773B2 JP7489773B2 (ja) | 2024-05-24 |
Family
ID=76575850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019234302A Active JP7489773B2 (ja) | 2019-12-25 | 2019-12-25 | 軟磁性鋼板の製造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12431269B2 (enExample) |
| EP (1) | EP4083239A4 (enExample) |
| JP (1) | JP7489773B2 (enExample) |
| CN (1) | CN114829648A (enExample) |
| WO (1) | WO2021131162A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7365773B2 (ja) * | 2019-02-13 | 2023-10-20 | 株式会社日立製作所 | 軟磁性材料及びその製造方法並びに軟磁性材料を用いた電動機 |
| JP7545281B2 (ja) * | 2020-09-30 | 2024-09-04 | 株式会社日立製作所 | 軟磁性材料、軟磁性材料の製造方法および電動機 |
| JP7768773B2 (ja) * | 2022-01-06 | 2025-11-12 | 株式会社日立製作所 | 軟磁性鉄合金板、該軟磁性鉄合金板を用いた鉄心および回転電機 |
| GB2625466B (en) * | 2022-03-30 | 2024-10-23 | Yasa Ltd | A method of joining metal laminate to a rotor body |
| GB2617146B (en) * | 2022-03-30 | 2024-04-24 | Yasa Ltd | Rotor for an axial flux machine |
| JP2023154178A (ja) | 2022-04-06 | 2023-10-19 | 株式会社日立製作所 | 軟磁性鉄合金板、該軟磁性鉄合金板の製造方法、該軟磁性鉄合金板を用いた鉄心および回転電機 |
| JP2024121923A (ja) * | 2023-02-28 | 2024-09-09 | パーカー熱処理工業株式会社 | 連続式熱処理装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61143557A (ja) * | 1984-12-18 | 1986-07-01 | Kawasaki Steel Corp | 飽和磁気モ−メントが高い磁性材料 |
| JPH0643615B2 (ja) * | 1986-06-27 | 1994-06-08 | 川崎製鉄株式会社 | 高い飽和磁化を有する薄帯の製造方法 |
| JPH03244108A (ja) * | 1990-02-22 | 1991-10-30 | Nippon Steel Corp | 高飽和磁束密度を有するバルクα〃窒化鉄の製造方法 |
| JPH04268027A (ja) * | 1991-02-21 | 1992-09-24 | Kawasaki Steel Corp | 高い飽和磁化を有する磁性薄帯の製造方法 |
| JP3021957B2 (ja) * | 1992-05-14 | 2000-03-15 | 川崎製鉄株式会社 | 高い飽和磁化を有するＦｅ１６Ｎ２鉄窒化物の製造方法 |
| JPH07118703A (ja) * | 1993-10-21 | 1995-05-09 | Mitsubishi Materials Corp | 高い飽和磁束密度を有するＦｅ−Ｎ系軟磁性粉末の製造方法 |
| JP2001176715A (ja) | 1999-12-21 | 2001-06-29 | Toyota Central Res & Dev Lab Inc | 高飽和磁化Ｆｅ−Ｎ系磁性体 |
| JP4168342B2 (ja) * | 2004-02-12 | 2008-10-22 | トヨタ自動車株式会社 | 高硬度高磁気特性鋼材及びその製造方法 |
| EP2791055A4 (en) | 2011-12-15 | 2015-06-03 | Univ Case Western Reserve | TRANSFORMATION-ACTIVATED NITRIDE MAGNETS WITHOUT RARE EARTHING AND METHOD FOR THEIR PRODUCTION |
| US9994949B2 (en) * | 2014-06-30 | 2018-06-12 | Regents Of The University Of Minnesota | Applied magnetic field synthesis and processing of iron nitride magnetic materials |
| JP2024143557A (ja) | 2023-03-30 | 2024-10-11 | ノリタケ株式会社 | インクジェットインク |
| JP2025007332A (ja) | 2023-06-30 | 2025-01-17 | 京セラ株式会社 | 配線基板、パッケージおよび圧電デバイス |
-
2019
- 2019-12-25 JP JP2019234302A patent/JP7489773B2/ja active Active
-
2020
- 2020-08-28 EP EP20908103.3A patent/EP4083239A4/en active Pending
- 2020-08-28 WO PCT/JP2020/032669 patent/WO2021131162A1/ja not_active Ceased
- 2020-08-28 CN CN202080088576.1A patent/CN114829648A/zh active Pending
- 2020-08-28 US US17/779,158 patent/US12431269B2/en active Active
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