Energetic performances of a refrigerating loop using ice slurry - Archive ouverte HAL
Article Dans Une Revue Applied Thermal Engineering Année : 2010

Energetic performances of a refrigerating loop using ice slurry

Ikram El Abbassi
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Jean Castaing-Lasvignottes
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Jean-Pierre Bedecarrats
Jean-Pierre Dumas
Et Abdelaziz Mimet
  • Fonction : Auteur

Résumé

The consideration of environmental constraints in production, transport and distribution of cold energy resulted in reconsidering the practices of installations dimensioning in particular. Their containment led to the development of secondary refrigerants such as ice slurries to store, transport and distribute the cold energy. These heat transfer fluids should have good thermophysical properties, giving high transport capability, high heat transfer ability as well as low pressure drops. The use of ice slurries can lead to lower flow rates and smaller pumping power compared to single phase fluid. The purpose of the presented work is to study the distribution network of indirect cold systems thanks to a model allowing the evaluation of the influence of various parameters on the operating behaviour of the installation. The available domain for the use of secondary heat transfer fluid (whether in their single phase or two phase form) is determined considering the best design from an energetic point of view. Because of the essential role of the fluid distribution between the production site and consumers, we focus our study on pressure drops and pumping power due to the fluid flow in cooling loops. For each investigated case, the minimum consumption power is obtained with the two phases (solid-liquid) heat transfer fluid (ice slurry).
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Dates et versions

hal-00621288 , version 1 (10-09-2011)

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Ikram El Abbassi, Jean Castaing-Lasvignottes, Jean-Pierre Bedecarrats, Jean-Pierre Dumas, Et Abdelaziz Mimet. Energetic performances of a refrigerating loop using ice slurry. Applied Thermal Engineering, 2010, 30 (8-9), pp.962. ⟨10.1016/j.applthermaleng.2010.01.006⟩. ⟨hal-00621288⟩

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