FR3045924B1 - Noyau d'inductance a pertes magnetiques reduites - Google Patents

Noyau d'inductance a pertes magnetiques reduites Download PDF

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Publication number
FR3045924B1
FR3045924B1 FR1562599A FR1562599A FR3045924B1 FR 3045924 B1 FR3045924 B1 FR 3045924B1 FR 1562599 A FR1562599 A FR 1562599A FR 1562599 A FR1562599 A FR 1562599A FR 3045924 B1 FR3045924 B1 FR 3045924B1
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FR
France
Prior art keywords
magnet
inductance core
magnetic loss
reduced magnetic
ferromagnetic material
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.)
Active
Application number
FR1562599A
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English (en)
Other versions
FR3045924A1 (fr
Inventor
Gerard Delette
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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.)
Filing date
Publication date
Priority to FR1562599A priority Critical patent/FR3045924B1/fr
Application filed by Commissariat a lEnergie Atomique CEA, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to KR1020187019499A priority patent/KR102601127B1/ko
Priority to JP2018531624A priority patent/JP6929287B2/ja
Priority to PCT/EP2016/081390 priority patent/WO2017103077A1/fr
Priority to EP16823215.5A priority patent/EP3391391A1/fr
Priority to US16/062,693 priority patent/US11309109B2/en
Priority to CN201680074564.7A priority patent/CN108431908B/zh
Publication of FR3045924A1 publication Critical patent/FR3045924A1/fr
Application granted granted Critical
Publication of FR3045924B1 publication Critical patent/FR3045924B1/fr
Active legal-status Critical Current
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
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • 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
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F2003/103—Magnetic circuits with permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F2003/106—Magnetic circuits using combinations of different magnetic materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H01F38/023—Adaptations of transformers or inductances for specific applications or functions for non-linear operation of inductances
    • H01F2038/026—Adaptations of transformers or inductances for specific applications or functions for non-linear operation of inductances non-linear inductive arrangements for converters, e.g. with additional windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Dc-Dc Converters (AREA)

Abstract

Noyau d'inductance (N1) comportant un corps (2) comprenant un matériau ferromagnétique (4) et un aimant (6), l'aimant (6) formant un premier chemin de circulation de lignes de flux magnétique produites par l'aimant (6), et le matériau ferromagnétique (4) formant au moins en partie un deuxième chemin de circulation desdits lignes de flux magnétique, dans lequel le matériau ferromagnétique (4) s'étend de manière continue entre les pôles de l'aimant (6) le long de celui-ci (6) et est en contact avec au moins une partie d'une paroi latérale extérieure de l'aimant (6) s'étendant entre ses pôles.
FR1562599A 2015-12-17 2015-12-17 Noyau d'inductance a pertes magnetiques reduites Active FR3045924B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR1562599A FR3045924B1 (fr) 2015-12-17 2015-12-17 Noyau d'inductance a pertes magnetiques reduites
JP2018531624A JP6929287B2 (ja) 2015-12-17 2016-12-16 低磁気損失を示すインダクタコア
PCT/EP2016/081390 WO2017103077A1 (fr) 2015-12-17 2016-12-16 Noyau d'inductance a pertes magnetiques reduites
EP16823215.5A EP3391391A1 (fr) 2015-12-17 2016-12-16 Noyau d'inductance a pertes magnetiques reduites
KR1020187019499A KR102601127B1 (ko) 2015-12-17 2016-12-16 낮은 자기 손실을 나타내는 인덕터 코어
US16/062,693 US11309109B2 (en) 2015-12-17 2016-12-16 Inductive core exhibiting low magnetic losses
CN201680074564.7A CN108431908B (zh) 2015-12-17 2016-12-16 呈现低磁损耗的感应磁芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1562599A FR3045924B1 (fr) 2015-12-17 2015-12-17 Noyau d'inductance a pertes magnetiques reduites

Publications (2)

Publication Number Publication Date
FR3045924A1 FR3045924A1 (fr) 2017-06-23
FR3045924B1 true FR3045924B1 (fr) 2021-05-07

Family

ID=56321986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1562599A Active FR3045924B1 (fr) 2015-12-17 2015-12-17 Noyau d'inductance a pertes magnetiques reduites

Country Status (7)

Country Link
US (1) US11309109B2 (fr)
EP (1) EP3391391A1 (fr)
JP (1) JP6929287B2 (fr)
KR (1) KR102601127B1 (fr)
CN (1) CN108431908B (fr)
FR (1) FR3045924B1 (fr)
WO (1) WO2017103077A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023244845A1 (fr) * 2022-06-17 2023-12-21 Dartmouth College Magnétisme à noyau hybride à aimants permanents

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Also Published As

Publication number Publication date
FR3045924A1 (fr) 2017-06-23
CN108431908A (zh) 2018-08-21
US20180374620A1 (en) 2018-12-27
WO2017103077A1 (fr) 2017-06-22
US11309109B2 (en) 2022-04-19
KR20180095566A (ko) 2018-08-27
CN108431908B (zh) 2022-03-04
JP6929287B2 (ja) 2021-09-01
JP2019504492A (ja) 2019-02-14
KR102601127B1 (ko) 2023-11-10
EP3391391A1 (fr) 2018-10-24

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