AU2020343587B2 - Wound core - Google Patents

Wound core Download PDF

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Publication number
AU2020343587B2
AU2020343587B2 AU2020343587A AU2020343587A AU2020343587B2 AU 2020343587 B2 AU2020343587 B2 AU 2020343587B2 AU 2020343587 A AU2020343587 A AU 2020343587A AU 2020343587 A AU2020343587 A AU 2020343587A AU 2020343587 B2 AU2020343587 B2 AU 2020343587B2
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AU
Australia
Prior art keywords
block
electrical steel
steel sheets
wound core
portions
Prior art date
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Active
Application number
AU2020343587A
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English (en)
Other versions
AU2020343587A1 (en
Inventor
Hiroshi Fujimura
Ryu Hirayama
Takahito MIZUMURA
Hisashi Mogi
Teruyuki Tamaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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.)
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Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of AU2020343587A1 publication Critical patent/AU2020343587A1/en
Application granted granted Critical
Publication of AU2020343587B2 publication Critical patent/AU2020343587B2/en
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Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/085—Cooling by ambient air
    • 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
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/02—Cores, Yokes, or armatures made from sheets
    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/22—Cooling by heat conduction through solid or powdered fillings
    • 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
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • H01F27/2455—Magnetic cores made from sheets, e.g. grain-oriented using bent laminations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
AU2020343587A 2019-09-03 2020-09-03 Wound core Active AU2020343587B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-160544 2019-09-03
JP2019160544 2019-09-03
PCT/JP2020/033491 WO2021045169A1 (ja) 2019-09-03 2020-09-03 巻鉄心

Publications (2)

Publication Number Publication Date
AU2020343587A1 AU2020343587A1 (en) 2022-04-07
AU2020343587B2 true AU2020343587B2 (en) 2023-12-14

Family

ID=74852213

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020343587A Active AU2020343587B2 (en) 2019-09-03 2020-09-03 Wound core

Country Status (9)

Country Link
US (1) US12500027B2 (https=)
EP (1) EP4027359A4 (https=)
JP (1) JP7488824B2 (https=)
KR (1) KR102826956B1 (https=)
CN (1) CN114342019B (https=)
AU (1) AU2020343587B2 (https=)
BR (1) BR112022003886A2 (https=)
MX (1) MX2022002585A (https=)
WO (1) WO2021045169A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI4030447T1 (sl) * 2019-09-10 2025-10-30 Nippon Steel Corporation Navito jedro
JP7751187B2 (ja) * 2020-10-26 2025-10-08 日本製鉄株式会社 巻鉄心、巻鉄心の製造方法及び巻鉄心製造装置
CN117897786B (zh) * 2021-10-04 2024-09-20 日本制铁株式会社 卷绕铁芯
TW202601695A (zh) * 2024-03-08 2026-01-01 日商日本製鐵股份有限公司 捲鐵心及其製造方法

Citations (2)

* Cited by examiner, † Cited by third party
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FR2511184A1 (fr) * 1981-08-06 1983-02-11 Ducellier & Cie Procede d'obtention d'une bobine a circuit magnetique ferme et a aimant permanent pour l'allumage de moteur a combustion interne
US20190035548A1 (en) * 2017-07-26 2019-01-31 Hitachi, Ltd. Laminated core rotatable transformer

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JPH0295220U (https=) 1988-09-13 1990-07-30
JP2632098B2 (ja) 1991-05-13 1997-07-16 三菱電機株式会社 静止誘導機器鉄心及びその製造方法
JP2776337B2 (ja) * 1995-10-24 1998-07-16 株式会社日立製作所 非晶質巻鉄心
IL126748A0 (en) 1998-10-26 1999-08-17 Amt Ltd Three-phase transformer and method for manufacturing same
US9013263B2 (en) 2008-09-03 2015-04-21 Hitachi Industrial Equipment Systems Co., Ltd. Wound iron core for static apparatus, amorphous transformer and coil winding frame for transformer
JP5442388B2 (ja) 2009-10-22 2014-03-12 株式会社日立産機システム 磁性鉄心およびその製造方法、アキシャルギャップ型回転電機、静止機
WO2012099170A1 (ja) * 2011-01-19 2012-07-26 株式会社 テクノバ 非接触給電装置
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CN203787252U (zh) * 2014-01-03 2014-08-20 中铁工程设计咨询集团有限公司 一种自耦变压器铁芯及自耦变压器
JP6224468B2 (ja) * 2014-01-27 2017-11-01 東芝産業機器システム株式会社 巻鉄心および巻鉄心の製造方法
CA2962386A1 (en) * 2014-09-26 2016-03-31 Hitachi Metals, Ltd. Amorphous alloy magnetic core and method of manufacturing the same
WO2016047717A1 (ja) * 2014-09-26 2016-03-31 日立金属株式会社 アモルファス合金磁心の製造方法
CN104575972A (zh) * 2014-12-12 2015-04-29 卧龙电气集团股份有限公司 一种带绝缘木撑条的卷铁芯自耦变压器
KR102871323B1 (ko) * 2015-03-03 2025-10-15 가부시키가이샤 한도오따이 에네루기 켄큐쇼 반도체 장치, 그 제작 방법, 또는 그를 포함하는 표시 장치
JP6531613B2 (ja) 2015-10-26 2019-06-19 日本製鉄株式会社 低騒音巻きトランスおよびその製造方法
EP3438293B1 (en) 2016-03-31 2020-07-29 Nippon Steel Corporation Grain-oriented electrical steel sheet
CN106449045A (zh) * 2016-08-27 2017-02-22 卧龙电气集团股份有限公司 一种卷铁芯变压器的铁芯结构
KR102221444B1 (ko) 2017-01-10 2021-03-02 닛폰세이테츠 가부시키가이샤 권철심, 및 그 제조 방법
JP6776952B2 (ja) * 2017-03-06 2020-10-28 日本製鉄株式会社 巻鉄心
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DE102018201488A1 (de) 2018-01-31 2019-08-01 Siemens Aktiengesellschaft Elektrisches Gerät mit Pressplatten zum Verspannen eines magnetisierbaren Kerns
JP2019160544A (ja) 2018-03-13 2019-09-19 株式会社Ｇｓユアサ 蓄電素子

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511184A1 (fr) * 1981-08-06 1983-02-11 Ducellier & Cie Procede d'obtention d'une bobine a circuit magnetique ferme et a aimant permanent pour l'allumage de moteur a combustion interne
US20190035548A1 (en) * 2017-07-26 2019-01-31 Hitachi, Ltd. Laminated core rotatable transformer

Also Published As

Publication number Publication date
WO2021045169A1 (ja) 2021-03-11
EP4027359A4 (en) 2022-11-30
CN114342019B (zh) 2025-02-11
CN114342019A (zh) 2022-04-12
JPWO2021045169A1 (https=) 2021-03-11
EP4027359A1 (en) 2022-07-13
KR20220054393A (ko) 2022-05-02
AU2020343587A1 (en) 2022-04-07
US20220351890A1 (en) 2022-11-03
KR102826956B1 (ko) 2025-07-01
JP7488824B2 (ja) 2024-05-22
MX2022002585A (es) 2022-04-25
CA3152995A1 (en) 2021-03-11
BR112022003886A2 (pt) 2022-05-24
US12500027B2 (en) 2025-12-16

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