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Polymer-Bonded La(Fe,Mn,Si)13Hx Plates for Heat Exchangers

Radulov, Iliya A. ; Skokov, Konstantin P. ; Karpenkov, Dmitriy Yu ; Braun, Tobias ; Gutfleisch, Oliver (2015)
Polymer-Bonded La(Fe,Mn,Si)13Hx Plates for Heat Exchangers.
In: IEEE Transactions on Magnetics, 51 (11)
doi: 10.1109/TMAG.2015.2435051
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Composite materials containing hydrogenated La(Fe,Mn,Si)13 powder and 5 wt.% of polymer binder have very good magnetocaloric properties and can be machined in a heat exchanger. These heat exchangers have to fulfill certain requirements regarding their mechanical and chemical stability. In this paper, we have investigated the magnetocaloric properties of thin composite plates produced by two different methods: 1) wire saw cutting and 2) cold rolling. The flexural strength of the plates was investigated by three-point bending method. Furthermore, the corrosive behavior of the plates in different heat transfer fluids was investigated. Finally, the adiabatic temperature change and the magnetic entropy change of the plates were observed over a seven-month period in order to evaluate their applicability in a real device.

Typ des Eintrags: Artikel
Erschienen: 2015
Autor(en): Radulov, Iliya A. ; Skokov, Konstantin P. ; Karpenkov, Dmitriy Yu ; Braun, Tobias ; Gutfleisch, Oliver
Art des Eintrags: Bibliographie
Titel: Polymer-Bonded La(Fe,Mn,Si)13Hx Plates for Heat Exchangers
Sprache: Englisch
Publikationsjahr: November 2015
Verlag: IEEE
Titel der Zeitschrift, Zeitung oder Schriftenreihe: IEEE Transactions on Magnetics
Jahrgang/Volume einer Zeitschrift: 51
(Heft-)Nummer: 11
DOI: 10.1109/TMAG.2015.2435051
Kurzbeschreibung (Abstract):

Composite materials containing hydrogenated La(Fe,Mn,Si)13 powder and 5 wt.% of polymer binder have very good magnetocaloric properties and can be machined in a heat exchanger. These heat exchangers have to fulfill certain requirements regarding their mechanical and chemical stability. In this paper, we have investigated the magnetocaloric properties of thin composite plates produced by two different methods: 1) wire saw cutting and 2) cold rolling. The flexural strength of the plates was investigated by three-point bending method. Furthermore, the corrosive behavior of the plates in different heat transfer fluids was investigated. Finally, the adiabatic temperature change and the magnetic entropy change of the plates were observed over a seven-month period in order to evaluate their applicability in a real device.

Freie Schlagworte: Composite, La(Fe,Mn,Si)(13)H-x, magnetocaloric, polymer-bonded
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Funktionale Materialien
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften
Hinterlegungsdatum: 08 Jan 2016 10:21
Letzte Änderung: 08 Jan 2016 10:21
PPN:
Sponsoren: Sponsored by IEEE Magnetics Society
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