Titre :
|
The benefits and penalties associated with the use of secondary loops
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Auteurs :
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P. Hrnjak ;
ASHRAE/NIST Refrigerants conference, Gaithersburg, october 1997 (1997)
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Type de document :
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article/chapitre/communication
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Année de publication :
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1997
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Format :
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p.85-95
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Langues:
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= Anglais
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Catégories :
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THERMIQUE THERMODYNAMIQUE
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Mots-clés:
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FLUIDE FRIGORIFIQUE
;
REFRIGERATION
;
TEMPERATURE
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Résumé :
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This paper reviews both the advantages and disadvantages of conventional (DX or flooded) systems vs. secondary loops and identifies the limitations in the state of quantitative knowledge for comparative analysis. The three basic types of fluids for secondary loops, single-phase, liquid-solid, and gas-liquid, are presented in this paper. Different types of secondary loops are also discussed. Some initial results of laboratory experiments and modeling analysis for supermarket applications are presented.
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