FR3129766B1 - Device for cooling a magnetic core by circulation of magnetocaloric particles - Google Patents

Device for cooling a magnetic core by circulation of magnetocaloric particles Download PDF

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Publication number
FR3129766B1
FR3129766B1 FR2112561A FR2112561A FR3129766B1 FR 3129766 B1 FR3129766 B1 FR 3129766B1 FR 2112561 A FR2112561 A FR 2112561A FR 2112561 A FR2112561 A FR 2112561A FR 3129766 B1 FR3129766 B1 FR 3129766B1
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FR
France
Prior art keywords
magnetic core
cooling
circulation
magnetocaloric particles
cooling channel
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
FR2112561A
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French (fr)
Other versions
FR3129766A1 (en
Inventor
Teu Magambo Jean Sylvio Ngoua
Donatien Martineau
Marwan Ali
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.)
Safran SA
Original Assignee
Safran SA
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
Application filed by Safran SA filed Critical Safran SA
Priority to FR2112561A priority Critical patent/FR3129766B1/en
Publication of FR3129766A1 publication Critical patent/FR3129766A1/en
Application granted granted Critical
Publication of FR3129766B1 publication Critical patent/FR3129766B1/en
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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F37/00—Fixed inductances not covered by group H01F17/00

Abstract

Ce dispositif de refroidissement (2) d’un noyau magnétique (4) d’une électronique de puissance comprend un canal de refroidissement (6) étanche réalisé dans la géométrie du noyau magnétique (4) et un dissipateur thermique (12) positionné en dehors de la géométrie du noyau magnétique (4) et relié au canal de refroidissement (6), le canal de refroidissement (6) comprenant un fluide (10) comprenant des particules magnétocaloriques (14). Figure pour l’abrégé : Fig 1This device (2) for cooling a magnetic core (4) of power electronics comprises a sealed cooling channel (6) made in the geometry of the magnetic core (4) and a heat sink (12) positioned outside of the geometry of the magnetic core (4) and connected to the cooling channel (6), the cooling channel (6) comprising a fluid (10) comprising magnetocaloric particles (14). Figure for abstract: Fig 1

FR2112561A 2021-11-26 2021-11-26 Device for cooling a magnetic core by circulation of magnetocaloric particles Active FR3129766B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2112561A FR3129766B1 (en) 2021-11-26 2021-11-26 Device for cooling a magnetic core by circulation of magnetocaloric particles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2112561A FR3129766B1 (en) 2021-11-26 2021-11-26 Device for cooling a magnetic core by circulation of magnetocaloric particles
FR2112561 2021-11-26

Publications (2)

Publication Number Publication Date
FR3129766A1 FR3129766A1 (en) 2023-06-02
FR3129766B1 true FR3129766B1 (en) 2024-01-12

Family

ID=79831418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2112561A Active FR3129766B1 (en) 2021-11-26 2021-11-26 Device for cooling a magnetic core by circulation of magnetocaloric particles

Country Status (1)

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FR (1) FR3129766B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI259569B (en) * 2005-06-09 2006-08-01 Ind Tech Res Inst Micro channel heat sink driven by hydromagnetic wave pump
JP4921154B2 (en) * 2006-05-16 2012-04-25 株式会社デンソー Reactor and power conversion device incorporating the same
EP2109119A1 (en) * 2008-04-07 2009-10-14 Haute Ecole d'Ingénierie et de Gestion du Canton de Vaud (HEIG-VD) A permeable-magnetocaloric material and a magnetic refrigerator, a heat pump or a power generator using this material
US10964469B2 (en) * 2018-04-30 2021-03-30 Toyota Motor Engineering & Manufacturing North America, Inc. Cooling magnetic cores with ferrofluid and magnetic cores so cooled
KR102015453B1 (en) * 2019-07-22 2019-10-23 (주)동조전력 Power transformer with enhanced conservator function

Also Published As

Publication number Publication date
FR3129766A1 (en) 2023-06-02

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