Document IIF

Recherches sur l'effet calorique des matériaux magnétiques de déglaçage : LaFe(10,92)Co(0,58)Si(1,5)C(0,2).

Research on heat effect of LaFe(10.92)Co(0.58)Si(1.5)C(0.2) de-icing magnetic materials.

Auteurs : CHEN C., YE R., LONG Y.

Résumé

In this paper, research has been made on the heat effect of this de-icing magnetic material. These bar-shaped compounds with size of diameter 16 × 130 mm were prepared in the ZG vacuum induction furnace. After the heat treatment at 1100 K for 3 days and quenched in the ice water, single cubic NaZn13-type structure (1:13) were obtained. Differential scanning calorimetry measurement shows that the Curie temperature of this compound is TC= 284.98 K, which is just above the freezing point and is more suitable for de-icing. The heat effect of the compound around 273 K was measured with a self-made device under different magnetic fields (H= 4750.9, 4257.0, 3563.2, 2969.3 A/m). Results show that the compound is a potential candidate for de-icing.

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Pages : 2010-4

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Détails

  • Titre original : Research on heat effect of LaFe(10.92)Co(0.58)Si(1.5)C(0.2) de-icing magnetic materials.
  • Identifiant de la fiche : 2011-0147
  • Langues : Anglais
  • Source : 4th International Conference on Magnetic Refrigeration at Room Temperature (Thermag IV). Proceedings: Baotou, China, August 23-27, 2010.
  • Date d'édition : 23/08/2010

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